[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "1"]
[White "Fier, Alexandr"]
[Black "Cordero, Daniela"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "2549"]
[BlackElo "2028"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. e3 Bb4 5. Qc2 O-O 6. Bd3 Nc6 7. Ne2 Bxc3+ 8. bxc3
b6 9. h3 Bb7 10. Rg1 Ne4 11. f3 Nd6 12. Ba3 Qh4+ 13. g3 Qf6 14. c5 bxc5 15. Bxc5
Ne7 16. Rf1 Nd5 17. Kd2 Qh6 18. Nf4 Nxf4 19. gxf4 Qxh3 20. Be2 Qg2 21. Qd3 a5 22.
Rg1 Qf2 23. Raf1 Qh4 24. Rh1 Qd8 25. c4 Rf6 26. Qa3 Nc8 27. Qb3 Ba6 28. d5 Rg6 29.
e4 exd5 30. cxd5 d6 31. Bxa6 Rxa6 32. Bd4 Rg2+ 33. Rf2 Rxf2+ 34. Bxf2 Ne7 35. Qb7
Ra8 36. Bh4 Qc8 37. Qxc8+ Nxc8 38. Rc1 c5 39. dxc6 Kf7 40. exf5 a4 41. Rb1  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "2"]
[White "Santanna, Paulo"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "?"]
[WhiteElo "2021"]
[BlackElo "2480"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8.
Qb3 Bg7 9. O-O O-O 10. d4 Be6 11. Bc4 Bxc4 12. Qxc4 Nd7 13. e4 Rc8 14. Qe2 Qa5 15.
Rb1 b6 16. e5 e6 17. Ng5 Qxc3 18. Rb3 Qxd4 19. Bb2 Qa4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "3"]
[White "Santiago, Yago De Moura"]
[Black "Santos, Isaque Goncalves"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2467"]
[BlackElo "1996"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. c4 d5 3. Nf3 c6 4. Qd3 Nf6 5. Nc3 Bb4 6. g3 Ne4 7. Bg2 Qa5 8. Bd2 Nxd2
9. Nxd2 Be7 10. e4 dxe4 11. Bxe4 Nd7 12. O-O Nf6 13. c5 Nxe4 14. Ncxe4 b5 15. b4
Qxb4 16. a4 f5 17. Nd6+ Bxd6 18. Rfb1 Qa5 19. axb5 Qd8 20. cxd6 Qxd6 21. b6 Qd7 22.
Qa3 a5 23. Nc4 Bb7 24. Nd6+ Kd8 25. Nxb7+ Qxb7 26. Qd6+ Qd7 27. b7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "4"]
[White "Da Silva, Lucas Pereira Mendes"]
[Black "Shumyatsky, Victor"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1974"]
[BlackElo "2457"]
[PlyCount "107"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6 7. Be3 Bc5 8. Nce2
e5 9. Nf5 g6 10. Bxc5 Qxc5 11. Ne3 Nf6 12. O-O Bb7 13. Nc3 d6 14. Qf3 Nbd7 15. Ng4
Nxg4 16. Qxg4 O-O-O 17. Qe2 f5 18. Kh1 fxe4 19. Nxe4 Qc6 20. a4 b4 21. f3 d5 22.
Ng5 Rde8 23. c3 e4 24. fxe4 dxe4 25. Bc4 Ne5 26. cxb4 Kb8 27. Bb3 Nd3 28. Qe3 h6
29. Nf7 Rh7 30. b5 Qc5 31. Qg3+ Ka8 32. bxa6 Bc6 33. Qxg6 e3 34. Qxd3 e2 35. Rg1
Bxg2+ 36. Kxg2 Rg7+ 37. Kh1 Rxg1+ 38. Rxg1 Qxg1+ 39. Kxg1 e1=Q+ 40. Kg2 Re2+ 41.
Kf3 Qf1+ 42. Kg4 Rg2+ 43. Qg3 Qe2+ 44. Kh3 Rxg3+ 45. hxg3 Qh5+ 46. Kg2 Qe2+ 47. Kh3
Qxb2 48. Nxh6 Qh8 49. Bd5+ Ka7 50. Bb7 Qxh6+ 51. Kg4 Qe3 52. Kh4 Qb6 53. g4 Qh6+
54. Kg3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "5"]
[White "Flores Quillas, Diego Saul Rodri"]
[Black "Simeao, Miguel Roberto Ranieri"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2429"]
[BlackElo "1962"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2
g6 9. Ne2 Re8 10. h4 Nd7 11. h5 Nf8 12. Bh6 f5 13. O-O-O Qf6 14. hxg6 fxg6 15. Kb1
b5 16. f3 Be6 17. Nf4 Bf7 18. Nh3 Ne6 19. g4 f4 20. Nf2 Ng5 21. Bxg5 Qxg5 22. Ne4
Qd8 23. Rh2  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "6"]
[White "Desideri, Ricardo Maruchi"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1959"]
[BlackElo "2410"]
[PlyCount "61"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5
Nb8 9. a4 Be7 10. g3 O-O 11. Bg2 a6 12. Nc3 Nd7 13. O-O f5 14. Re1 Bf6 15. Ra3 Rb8
16. b4 e4 17. a5 Ne5 18. Ne2 b6 19. Nd4 bxa5 20. bxa5 Rb1 21. Qe2 Qc7 22. Nc6 Nxc6
23. Qc4 Qf7 24. Qxc6 Bb2 25. Rb3 Rxc1 26. Rxc1 Bxc1 27. Rb1 Qd7 28. Bf1 Bd2 29. Qa8
e3 30. Bxa6 exf2+ 31. Kxf2  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "7"]
[White "Perez Gormaz, Matias"]
[Black "Pironti, Francisco Ferrari"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2388"]
[BlackElo "1953"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 Be6
9. Bb3 O-O 10. O-O h6 11. Nh4 Qc8 12. Bxe6 Qxe6 13. Nf5 Rd8 14. Qf3 Rf8 15. Rad1
Nc6 16. Nd5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "8"]
[White "Carvalho Jr, Celestino"]
[Black "Perdomo, Leandro"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1939"]
[BlackElo "2382"]
[PlyCount "56"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. d3 g6 3. g3 Bg7 4. Bg2 d5 5. Nbd2 Nc6 6. O-O O-O 7. Re1 d4 8. Nf1 Nd5
9. Bg5 f6 10. Bd2 f5 11. Qc1 e5 12. c4 Nf6 13. h4 e4 14. Ng5 h6 15. Nh3 Kh7 16. b4
Re8 17. Qc2 e3 18. fxe3 dxe3 19. Bc3 Nh5 20. Bxg7 Kxg7 21. Qc3+ Nd4 22. Bf3 Qf6 23.
Rac1 f4 24. g4 Qe5 25. Kg2 Nf6 26. Nh2 a5 27. b5 g5 28. hxg5 hxg5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "9"]
[White "Ticona Rocabado, Licael Roderick"]
[Black "Ikejiri, Daniel Yoshito"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2350"]
[BlackElo "1916"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. e3 Nf6 4. Nf3 c6 5. Nbd2 Nbd7 6. Bd3 dxc4 7. Nxc4 b5 8. Nce5
Bb7 9. a4 a6 10. O-O Rc8 11. Bd2 Bd6 12. Nxd7 Nxd7 13. e4 e5 14. Bg5 Qb6 15. Be3
Qd8 16. d5 Qe7 17. dxc6 Bxc6 18. axb5 axb5 19. Qe2 b4 20. Bb5 O-O 21. Bxc6 Rxc6 22.
Qb5 Rc7 23. Bg5 f6 24. Be3 Bc5 25. Rac1 Rb8 26. Qa5 Bb6 27. Qd5+ Qf7 28. Qd6 Rcb7
29. Bd2 Bd8 30. Qd3 Be7 31. Be3 Nf8 32. Qa6 Qe6 33. Rc6 Qd7 34. Rfc1 g6 35. Bb6 Bd8
36. Be3 Kg7 37. g3 Rc7 38. Rxc7 Bxc7 39. Qa7 Rc8 40. Qb7 Ne6 41. Qxb4 Bd6 42. Qd2
Rxc1+ 43. Qxc1 Qb5 44. Qc8 Kf7 45. Qc2 Qb4 46. Nd2 Ke7 47. b3 Qb5 48. Qc8 Nc5 49.
Qg8 g5 50. Qxh7+ Ke8 51. Qg8+ Kd7 52. Qd5 Qb4 53. Nc4 Ne6 54. Nxd6 Qxd6 55. Qxd6+
Kxd6 56. h4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "10"]
[White "Gazineu Neto, Rubens"]
[Black "Santos, Marcus Vinicius Moreira"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1912"]
[BlackElo "2331"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3
a5 9. a4 Ng4 10. Qxg4 Nxd4 11. Qd1 Nxb3 12. cxb3 d6 13. Bd4 Be6 14. Bxg7 Kxg7 15.
O-O Qb6 16. Nd5 Bxd5 17. Qxd5 Rfc8 18. Rac1 Rc6 19. Rc3 Rxc3 20. bxc3 Rc8 21. Rc1
Rc5 22. Qd1 Qc6 23. f3 b5 24. axb5 Rxb5 25. Kh1 Qb6 26. Rb1 Qe3 27. Qc2 d5 28. exd5
Rxd5 29. Rd1 Rxd1+ 30. Qxd1 Qxc3 31. h3 e5 32. Qd5 Qc1+ 33. Kh2 Qc7 34. Kh1 f5 35.
Qe6 Qc5 36. Qd7+ Kh6 37. Qd2+ f4 38. Qd3 Qd4 39. Qc2 Kg5 40. Kh2 Qe3 41. Qc7 Qe1
42. Qxh7 Qg3+ 43. Kg1 Qe1+ 44. Kh2 Qg3+ 45. Kg1 Qe1+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "12"]
[White "Cristino, Felipe Borges"]
[Black "Filgueiras, Nathan Felipe"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1890"]
[BlackElo "2321"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. Bd2
cxd4 9. cxd4 Qh4+ 10. g3 Qxd4 11. Rc1 Nc6 12. Qb3 Qb6 13. Qd3 O-O 14. e4 Nde7 15.
Be3 Qa5+ 16. Kf2 e5 17. Kg2 Be6 18. Qc3 Qxc3 19. Rxc3 Rac8 20. Ne2 f5 21. h3 fxe4
22. fxe4 Nd5 23. Rd3 Nxe3+ 24. Rxe3 Nd4 25. Nxd4 exd4 26. Re2 Rc3 27. Rd2 Rd8 28.
a4 Ra3 29. Be2 Rxa4 30. Rc1 Rc8 31. Rcd1 Rd8 32. Rc1 Rb4 33. Rc7 a5 34. Re7 Bb3 35.
Bh5 g6 36. Bd1 a4 37. Rf2 Bxd1 38. Rff7 Rb2+ 39. Kg1 Bb3 40. Rg7+ Kf8 41. Rxb7 d3
 0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "13"]
[White "Oliveira, Silvio Eduardo"]
[Black "Cruz, Natan Gomes"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2297"]
[BlackElo "1888"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 e6 7. Nf3 Bd6 8. O-O Nge7
9. Re1 Bd7 10. Na3 a6 11. Qe2 f6 12. c4 O-O 13. c5 Bf4 14. Nc2 Bxc1 15. Raxc1 Rae8
16. Qd2 e5 17. Bf1 e4 18. Nh2 f5 19. f4 g5 20. fxg5 f4 21. Rcd1 Rf5 22. Ng4 Kg7 23.
Nf6 Rf8 24. h4 Ng6 25. Qf2 Be6 26. Be2 Kh8 27. Rf1 h6 28. Bh5 R8xf6 29. gxf6 Rxh5
 0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "14"]
[White "Correa, Joao Pedro Vieira"]
[Black "Dos Santos Dutra, Fernando Junior Freire"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1864"]
[BlackElo "2262"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. Bxc6+ bxc6 5. O-O e5 6. h3 f5 7. d3 Nf6 8. Re1
fxe4 9. dxe4 Be7 10. Bg5 h6 11. Bxf6 Bxf6 12. Qd3 g5 13. Rd1 Be7 14. Nxe5 dxe5 15.
Qf3 Qc7 16. Qh5+ Kf8 17. Qg6 Rg8 18. Qxh6+ Kf7 19. Rd3 g4 20. Qh5+ Kg7 21. Rg3 Rh8
22. Rxg4+ Bxg4 23. Qxg4+ Kf7 24. Na3 Bf6 25. Nc4 Qe7 26. b3 Qe6 27. Qf3 Rad8 28.
Qe3 Be7 29. Qf3+ Ke8 30. Qg3 Rd4 31. Re1 Rh4 32. f3 Rh5 33. Qg7 Qf7 34. Qg4 Rd8 35.
g3 Rg5 36. Qh4 Rg8 37. Qh6 Rxg3+ 38. Kh2 Qf4 39. Qh8+ Rg8+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "15"]
[White "Melian, Juan Sebastian"]
[Black "De Paula, Luan Araujo"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2238"]
[BlackElo "1863"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bg5 Qb6 5. Nc3 Qxb2 6. Nxd5 Na6 7. Rb1 Qxa2 8.
e4 e6 9. Bb5+ Bd7 10. Ra1 Bxb5 11. Rxa2 exd5 12. f3 Nb4 13. Rd2 dxe4 14. fxe4 Nf6
15. Qf3 Rc8 16. Ne2 Nc2+ 17. Kf2 Bb4 18. Rc1 Bxd2 19. Bxd2 O-O 20. e5 Bxe2 21. Qxe2
Nxd4 22. Qd3 Ng4+ 23. Kg3 Nc6 24. Qd7 Ngxe5 25. Qxb7 Rb8 26. Qa6 Rb3+ 27. Rc3 Rxc3+
28. Bxc3 h6 29. Bxe5 Nxe5 30. Qxa7 Re8  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "16"]
[White "Martins De Aguiar, Marina"]
[Black "Cunha, Lucas Aguiar"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1862"]
[BlackElo "2230"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Kh1
Bb4 9. f3 O-O 10. Nxc6 bxc6 11. Bd2 Rb8 12. Rb1 d5 13. Bd3 d4 14. Ne2 Bxd2 15. Qxd2
c5 16. b3 e5 17. Qg5 h6 18. Qh4 Be6 19. f4 c4 20. bxc4 Rxb1 21. Rxb1 Bxc4 22. fxe5
Bxd3 23. cxd3 Qxe5 24. h3 Rc8 25. Qe1 Rc2 26. a4 Nh5 27. Kg1 g6 28. Qf2 Ra2 29. Qxd4
Qxd4+ 30. Nxd4 Nf4 31. a5 Rxg2+ 32. Kf1 Ra2 33. Nc6 Nxd3 34. Rb6 Nc5 35. e5 Rh2 36.
Nb8 Rxh3 37. Nxa6 Nxa6 38. Rxa6 Re3 39. Ra8+ Kg7 40. Re8 Ra3 41. Ra8 g5 42. Ra6 Ra2
43. Ra7 Kg6 44. a6 h5 45. Ra8 Kf5 46. a7 Kg4 47. Ke1 h4 48. Kf1 h3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "17"]
[White "Aranha Filho, Alvaro Z."]
[Black "Santos, Abel Cardoso Dos"]
[Result "1-0"]
[ECO "E80"]
[WhiteElo "2201"]
[BlackElo "1854"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nbd7 6. Bg5 c6 7. Qd2 h6 8. Be3 e5 9.
d5 c5 10. Bd3 Qa5 11. Nge2 Nb6 12. O-O Na4 13. Nxa4 Qxa4 14. Nc3 Qa5 15. a3 Qd8 16.
b4 b6 17. Bc2 Bd7 18. Rfe1 Kf8 19. bxc5 dxc5 20. a4 Ne8 21. a5 Nd6 22. axb6 axb6
23. Bd3 Rxa1 24. Rxa1 Kg8 25. Ra6 Kh7 26. Qb2 Nc8 27. Nb5 Bc6 28. Ra3 Bd7 29. Na7
Nd6 30. Ra6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "18"]
[White "Deus Filho, Joaquim De"]
[Black "Tsuboi, Edson Kenji"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1848"]
[BlackElo "2200"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nf6 7. h3 Rb8 8. Qd2 b5 9.
Bh6 Bxh6 10. Qxh6 Nd4 11. Qd2 b4 12. Nd1 e5 13. c3 bxc3 14. bxc3 Nc6 15. c4 Nd4 16.
Nf3 Be6 17. Nxd4 cxd4 18. O-O Nh5 19. Kh2 g5 20. Qc2 O-O 21. Bf3 Nf6 22. g4 Nd7 23.
Be2 Nc5 24. f3 Qa5 25. Nf2 Rb6 26. Rfb1 Rfb8 27. Bf1 Bd7 28. Rxb6 Rxb6 29. Qc1 f6
30. Kg3 Ba4 31. h4 h6 32. hxg5 hxg5 33. Be2 Kg7 34. Qh1 Rb8 35. Rb1 Rh8 36. Qc1 Qc3
37. Qb2 Kg6 38. Kg2 Ne6 39. Kg3 Bc2 40. Qxc3 dxc3 41. Rc1 Nd4 42. Bd1 Bxd1  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "19"]
[White "Terao, Juliana Sayumi"]
[Black "Jenidarchiche, Douglas Rodrigo"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2198"]
[BlackElo "1845"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Be7 7. O-O Bg4 8. h3 Bh5
9. Nbd2 Nd7 10. Re1 Nc5 11. Bc2 Ne6 12. Nf1 Bg5 13. Ng3 Bxf3 14. Qxf3 O-O 15. Be3
Bxe3 16. fxe3 Qg5 17. Qf2 Ne7 18. Rf1 c5 19. a4 b6 20. Bb3 Rad8 21. Nf5 Nxf5 22.
exf5 Nc7 23. d4 Ne8 24. Rad1 Nf6 25. Bc4 a5 26. dxe5 dxe5 27. Qf3 e4 28. Qf4 Qxf4
29. exf4 Nh5 30. Rxd8 Rxd8 31. g4 Ng3 32. Re1 h5 33. gxh5 Rd2  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "20"]
[White "Sanches De Carvalho, Fabio"]
[Black "Marra, Eduardo Da Costa"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1838"]
[BlackElo "2189"]
[PlyCount "56"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. d4 g6 3. c4 d6 4. Nc3 Bg7 5. e3 O-O 6. Be2 Nbd7 7. O-O e5 8. b3 Re8
9. dxe5 dxe5 10. Qc2 e4 11. Nd4 c6 12. Bb2 Qa5 13. Rfe1 Qg5 14. g3 Nc5 15. h4 Qe5
16. b4 Na6 17. a3 Bg4 18. Rab1 Rad8 19. Nb3 Qh5 20. Rbd1 Bf3 21. Nd4 c5 22. Nxf3
exf3 23. Bf1 cxb4 24. Nb5 b3 25. Qb1 Nc5 26. Nd4 Nce4 27. Bd3 Qg4 28. Kh2 Nxf2  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "21"]
[White "Batista, Renato Luiz"]
[Black "Da Cunha, Gabriela Goes"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2174"]
[BlackElo "1837"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Bf5 6. d3 e6 7. g3 Be7 8. Bg2 O-O
9. O-O Nbd7 10. h3 h6 11. Bf4 Nd5 12. Bd2 Rc8 13. c4 N5f6 14. Bc3 Nc5 15. Nxc5 Bxc5
16. Rfd1 Be7 17. Ne5 Nd7 18. d4 Nxe5 19. Qxe5 Bf6 20. Qe3 Qb6 21. b4 Qa6 22. Bf1
b5 23. c5 Qb7 24. a4 a6 25. axb5 axb5 26. d5 Bxc3 27. dxc6 Qxc6 28. Qxc3 Rfd8 29.
Qe5 Qf3 30. Rxd8+ Rxd8 31. Bg2 Rd1+ 32. Rxd1 Qxd1+ 33. Kh2 Qd2 34. Qf4 Qxf4 35. gxf4
Kf8 36. Bf1 e5 37. Bxb5 exf4 38. Ba6 Ke7 39. Bb7 Kd8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "22"]
[White "Hirota Da Silva, Nilton"]
[Black "Fernandes De Sousa, Julio Cesar"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1827"]
[BlackElo "2162"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bg5 d5 3. e3 Nbd7 4. Nf3 e6 5. Nbd2 Be7 6. Bd3 O-O 7. O-O b6 8. Re1
Bb7 9. Rc1 Ne4 10. Bf4 f5 11. Bxe4 dxe4 12. Ne5 Nxe5 13. Bxe5 Bd6 14. Bxd6 cxd6 15.
f4 exf3 16. Nxf3 b5 17. Rf1 Rc8 18. Qd2 a5 19. c3 Bd5 20. a3 Rf6 21. Rf2 Qc7 22.
Re1 h6 23. Qd1 b4 24. axb4 axb4 25. cxb4 Qb7 26. Nd2 Rff8 27. g4 Qxb4 28. gxf5 Rxf5
29. Rxf5 exf5 30. Nf1 Qxb2 31. Re2 Qc3 32. Qe1 Qa3 33. Qg3 Rc1 34. Rf2 Be4 35. h4
Qb3 36. h5 Qf7 37. Qh4 Qc7 38. Qf4 Rc2 39. Rxc2 Qxc2 40. Qf2 Qd1 41. Qh2 Bd3 42.
Qf2 Qxh5 43. Ng3 Qg4 44. Kh2 Qh4+ 45. Kg2 Kh7 46. Qf4 Qxf4 47. exf4 g5 48. fxg5 hxg5
49. Nh5 Kg6 50. Ng3 f4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "23"]
[White "Awoki, Daniel Teidi"]
[Black "Rigonati, Eduardo Enrico Santana"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2152"]
[BlackElo "1827"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 a5 7. Bb2 c6 8. Qc2 Nbd7
9. d3 a4 10. e4 dxe4 11. dxe4 axb3 12. axb3 Rxa1 13. Bxa1 Qa5 14. Bc3 Qh5 15. e5
Ng4 16. Re1 Bc5 17. Re2 f6 18. exf6 Ndxf6 19. h3 Nxf2 20. Rxf2 Bxf2+ 21. Kxf2 Qf5
22. Qxf5 exf5 23. Nfd2 f4 24. g4 Bxg4 25. hxg4 Nxg4+ 26. Kf3 Nh2+ 27. Ke4 g5 28.
Nf3 Nxf3 29. Bxf3 Re8+ 30. Be5 Ra8 31. Kf5 h6 32. Nd2 Rf8+ 33. Kg6 Re8 34. Bf6 Re3
35. Bg4 h5 36. Bf5 g4 37. Ne4 Kf8 38. Nc5 g3 39. Ne6+ Ke8 40. Ng7+ Kf8 41. Ne6+ Ke8
42. Kg7 Kd7 43. Nxf4+ Kd6 44. Bd4 Rxb3 45. c5+ Kc7 46. Be5+ Kd8 47. Ne6+ Ke8 48.
Bf6 Kd7 49. Nd4+ Kc7 50. Be5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "24"]
[White "Branquinho, Eduardo De Medeiros"]
[Black "Saito, Vinicius"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1815"]
[BlackElo "2147"]
[PlyCount "103"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3
b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 O-O 12. Nc2 Bg5 13. Be2 Rb8 14. O-O g6 15. Qd3
Bb7 16. Rad1 Re8 17. Nce3 Kg7 18. g3 Ne7 19. f4 exf4 20. gxf4 Nxd5 21. Nxd5 Bf6 22.
Bf3 a5 23. Rfe1 Bxd5 24. Qxd5 Qb6+ 25. Kg2 Rbd8 26. Be2 b4 27. Bc4 Qa7 28. cxb4 axb4
29. Re2 Rc8 30. b3 Red8 31. Qd3 Rc5 32. Qe3 Qe7 33. Rd3 Ra5 34. Qb6 Rda8 35. Qxb4
Rxa2 36. Rdd2 Rxd2 37. Qxd2 g5 38. Qd5 Rd8 39. fxg5 Bxg5 40. Rf2 f6 41. Ra2 Rd7 42.
Ra8 Rd8 43. Rxd8 Qxd8 44. Qf7+ Kh8 45. Kg3 d5 46. Qxd5 Qc7+ 47. Kg2 Kg7 48. Qe6 Qf4
49. Qf7+ Kh6 50. Qf8+ Kh5 51. Be2+ Kh4 52. Qe8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "25"]
[White "Silva, Kaua Marques"]
[Black "Van Riemsdijk, Dirk D."]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2142"]
[BlackElo "1789"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 Qb6 7. Nc3 a6 8. Na4 Qa5+
9. c3 c4 10. b4 Qc7 11. O-O Nd7 12. Nh4 Ne7 13. Qd2 h6 14. Nxf5 Nxf5 15. g4 Nh4 16.
f4 f5 17. Bf2 Be7 18. Bxh4 Bxh4 19. gxf5 exf5 20. Bh5+ Ke7 21. Qg2 g6 22. Qh3 g5
23. Qxf5 Raf8 24. Qg4 Qc6 25. Nb2 a5 26. a3 Rhg8 27. f5 Nb6 28. bxa5 Na4 29. Nxa4
Qxa4 30. Rab1  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "26"]
[White "Lima, Hamilton Da Silva"]
[Black "Ribeiro, Matheus Mendes Domingues"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1778"]
[BlackElo "2130"]
[PlyCount "65"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. Nf3 c5 3. c3 Nc6 4. d4 d5 5. Bd3 cxd4 6. cxd4 Bb4+ 7. Nc3 dxe4 8. Bxe4
Nf6 9. Bc2 O-O 10. O-O b6 11. Bg5 Be7 12. a3 Ba6 13. Re1 Rc8 14. Rc1 h6 15. Bh4 Nd5
16. Bg3 Na5 17. Nxd5 Qxd5 18. Re5 Qd7 19. Rb1 Qc6 20. Rc1 Kh8 21. b4 Nb3 22. Nd2
Nxd2 23. Qxd2 Qc3 24. Qd1 Rfd8 25. Re4 Qb2 26. Bf4 Bf6 27. Be3 Rc3 28. Bb1 Qxa3 29.
Rxc3 Qxc3 30. Rg4 e5 31. d5 Rxd5 32. Bd4 Rxd4 33. Rxd4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "27"]
[White "Do Nascimento, Christian Almeida"]
[Black "Miragaia, Pedro Maddi Damian"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2123"]
[BlackElo "1769"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Bc4 Nc6
9. Bb3 Bd7 10. Qd2 Rc8 11. h4 h5 12. O-O-O Ne5 13. g4 Nc4 14. Bxc4 Rxc4 15. Nb3 Kh7
16. e5 Nxg4 17. fxg4 Bxg4 18. Rdf1 Bf5 19. Nd4 Bg4 20. exd6 Qxd6 21. Nb3 Qc7 22.
Nd5 Qe5 23. Nc3 Bf5 24. Kb1 Rfc8 25. Bf4 Qf6 26. Bg5 Qc6 27. Rh2 b5 28. Rc1 b4 29.
Nd1 f6 30. Be3 Qe4 31. Re2 Rxc2 32. Rxc2 Rxc2 33. Qxc2 Qxh4 34. Bc1 Bxc2+ 35. Rxc2
g5 36. Ne3 g4 37. Rc7 Qf2 38. Rxe7 g3 39. Nd4 g2 40. Nxg2 Qxg2 41. Nf5 h4 42. Rxg7+
Qxg7 43. Nxg7 Kxg7 44. Kc2 Kg6 45. Kd3 Kf5 46. Ke3 Kg4 47. Kf2 h3 48. Bd2 a5 49.
Be3 a4 50. b3 axb3 51. axb3 Kf5 52. Bc5 Ke4 53. Bxb4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "28"]
[White "Silva, Juliana Figueira Theophilo"]
[Black "Cueto, Jonny"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1747"]
[BlackElo "2108"]
[PlyCount "98"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. e4 Bg4 5. Be3 c5 6. Qa4+ Nd7 7. Nbd2 Bxf3 8. Nxf3
cxd4 9. Bxd4 Bxd4 10. Nxd4 Ngf6 11. Bd3 Qb6 12. Ne2 O-O 13. O-O Qxb2 14. Rab1 Qd2
15. Rfd1 Qh6 16. Bc2 Nc5 17. Qb5 b6 18. Nc3 Rfc8 19. Nd5 Nxd5 20. exd5 Rc7 21. Qb2
Nd7 22. Qd4 Rac8 23. Bb3 Ne5 24. Qe4 f5 25. Qe2 Qf8 26. Rd4 Qf6 27. Rbd1 Ng4 28.
f4 Qg7 29. h3 Nf6 30. Qe3 h5 31. g3 Kf8 32. Kh2 a6 33. Qe2 b5 34. cxb5 axb5 35. Qxb5
Ne4 36. Qf1 Rc2+ 37. Bxc2 Rxc2+ 38. Kg1 Nxg3 39. Qd3 Qxd4+ 40. Qxd4 Ne2+ 41. Kf1
Nxd4 42. Rxd4 Rxa2 43. Kg1 Kf7 44. Kh1 Re2 45. Kg1 Re4 46. Rxe4 fxe4 47. Kf2 e6 48.
dxe6+ Kxe6 49. Ke3 Kf5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "29"]
[White "De Albuquerque, Ian Telek C."]
[Black "Fernandez Barrero, Javier"]
[Result "1-0"]
[ECO "C31"]
[WhiteElo "2089"]
[BlackElo "1743"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d5 3. exd5 Qxd5 4. Nc3 Qe6 5. fxe5 Qxe5+ 6. Be2 Bg4 7. d4 Qe6 8. Bf4
Bb4 9. Qd3 Ne7 10. Nf3 Nd5 11. Bd2 Nxc3 12. bxc3 Be7 13. O-O Nd7 14. Rae1 O-O-O 15.
Ng5 Bxg5 16. Bxg5 f6 17. Bf3 Ne5 18. Rxe5 fxe5 19. d5 Qf5 20. Bxd8 Rxd8 21. Be4 Qh5
22. Rb1 Rd6 23. c4 Be2 24. Qe3 Rb6 25. Rxb6 axb6 26. c5 b5 27. c6 b6 28. Qa3 Kd8
29. Qa8+ Ke7 30. Qc8 Qh6 31. Qxc7+ Kf8 32. Qd8+ Kf7 33. Qd7+ Kf6 34. Qf5+ Ke7 35.
Qxe5+ Kf8 36. h3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "30"]
[White "Parijos De Melo, Luiz Claudio"]
[Black "Vargas, Gabriela"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1720"]
[BlackElo "2084"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 cxd4 7. O-O Bd7 8. Re1 h6
9. Nbd2 dxc3 10. bxc3 Rc8 11. c4 Nb4 12. Bf1 Bc5 13. Qe2 Ne7 14. Rb1 Qc7 15. Nb3
dxc4 16. Nxc5 Qxc5 17. Be3 Qa5 18. Qd2 Ned5 19. a3 c3 20. Qc1 Na2 21. Qc2 Qxa3 22.
Rxb7 Bc6 23. Rxa7 Nxe3 24. Qxa2 Qxa2 25. Rxa2 Bxf3 26. Bb5+ Kf8 27. fxe3 Bd5 28.
Ra7 g6 29. Rf1 Rh7 30. Bd3 Bc4 31. Bxc4 Rxc4 32. Rc1 Rh8 33. Ra3 c2 34. Ra2 Re4 35.
Kf2 Kg7 36. Rcxc2 Rxe5 37. Ra7 Rd8 38. Rcc7 Rf5+ 39. Ke2 Rb8 40. e4 Rf4 41. Kd3 Rb3+
42. Kc4 Re3 43. Kc5 Rexe4 44. Kd6 Rc4 45. Rcb7 Rfd4+ 46. Ke7 Ra4 47. g3 Rxa7 48.
Rxa7 Rb4 49. Ke8 Rb8+ 50. Ke7 e5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "31"]
[White "Kropff, Ricardo"]
[Black "Dias, Clara"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2052"]
[BlackElo "1717"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 f5 8. g3 Nf6
9. Bg2 Be7 10. O-O O-O 11. Bg5 Nd4 12. e3 Ne6 13. Bxf6 Bxf6 14. Nd5 e4 15. Nxf6+
Qxf6 16. Qd2 Nc5 17. b4 Nd3 18. f3 exf3 19. Bxf3 Ne5 20. Bd5+ Kh8 21. e4 Nf3+ 22.
Rxf3 Qxa1+ 23. Kg2 Rb8 24. Nc2 Qe5 25. Nd4 Bd7 26. Qf2 g6 27. h4 Kg7 28. h5 Rf6 29.
exf5 Bxf5 30. Kh2 Rbf8 31. h6+ Kxh6 32. Qd2+ Kg7 33. Re3 Be4 34. Ne6+ Kh8 35. Nf4
Rxf4 36. gxf4 Qxf4+ 37. Kh3 Qh6+ 38. Kg3 Qg5+ 39. Kh3 Rf3+ 40. Rxf3 Qxd2 41. Bxe4
Qxb4 42. Bd5 b5 43. a3 Qd2  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "32"]
[White "Moreira, Paulo Vinicius Macedo"]
[Black "Vargas, Goncalo Cintra"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1711"]
[BlackElo "2041"]
[PlyCount "66"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Nf3 Nf6 3. c4 e6 4. g3 b6 5. Bg2 Bb7 6. Bg5 Bb4+ 7. Nc3 O-O 8. O-O Bxc3
9. bxc3 Qe8 10. Bxf6 Rxf6 11. Ne5 Bxg2 12. Kxg2 d6 13. Nd3 Qc6+ 14. Kg1 Qxc4 15.
Qd2 Nd7 16. Nb2 Qc6 17. c4 Re8 18. a4 a5 19. Rac1 e5 20. d5 Qa8 21. Nd3 e4 22. Nf4
Nc5 23. Nh5 Rf7 24. Qc2 Qd8 25. h4 Qd7 26. Ra1 f4 27. e3 fxe3 28. fxe3 Rxf1+ 29.
Kxf1 Qg4 30. Qe2 Rf8+ 31. Ke1 Nd3+ 32. Kd1 Rf1+ 33. Kd2 Qxe2+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "33"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "De Paula, Bruno Cesar Lima"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2033"]
[BlackElo "1676"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 c6 3. Bf4 e6 4. e3 f5 5. Be2 Nf6 6. O-O Be7 7. h3 O-O 8. c4 Ne4 9.
Ne5 g5 10. Bh2 Nd7 11. f3 Nef6 12. Nc3 Nxe5 13. dxe5 Nd7 14. Kh1 Qb6 15. Qd2 Bc5
16. Na4 Qb4 17. Qxb4 Bxb4 18. a3 Bd2 19. e4 dxe4 20. fxe4 f4 21. Rad1 Be3 22. Rf3
Nb6 23. Nc3 Bd7 24. Rxe3 fxe3 25. c5 Nc8 26. Rxd7 Rf7 27. Rd3 Ne7 28. Rd6 Ng6 29.
Bc4 Rf2 30. Bxe6+ Kg7 31. Bg1 Rxb2 32. Bxe3 Rf8 33. Rd7+ Kh6 34. Bf5 Re8 35. h4 Nf8
36. Bxg5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "35"]
[White "Baena, Mauricio"]
[Black "Passos, Marco Aurelio Novaes"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1180"]
[BlackElo "1671"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b3 d5 2. e3 Nf6 3. Bb2 Bg4 4. Be2 Bxe2 5. Nxe2 Nbd7 6. Nbc3 e5 7. d4 e4 8. Nf4
c6 9. Nce2 g5 10. Nh3 Rg8 11. Qd2 h5 12. O-O-O a5 13. Kb1 a4 14. b4 a3 15. Bc1 Nb6
16. f4 Nc4 17. Qc3 g4 18. Ng5 Ra4 19. Qe1 Rxb4+ 20. Ka1 Qb6 21. Bd2 Rb2 22. Rb1 Rxb1+
23. Qxb1 Qxb1+ 24. Rxb1 Nxd2 25. Rxb7 Be7 26. Ng3 Nd7 27. Nxf7 Kxf7 28. Rxd7  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "36"]
[White "Pittoli, Vinicius Eduardo Moreir"]
[Black "Re, Vinicius"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1648"]
[BlackElo "1177"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. h3 d5 7. exd5 Nxd5 8. Re1
Re8 9. a3 Nf6 10. Nc3 Bf5 11. Ng5 Bg6 12. Be3 Bxe3 13. fxe3 h6 14. Nf3 e4 15. Nh2
Ne5 16. Ng4 Nfxg4 17. hxg4 exd3 18. cxd3 Bxd3 19. Bxd3 Nxd3 20. Re2 Qd7 21. Qc2 Ne5
22. Qf5 Qxf5 23. gxf5 Nc4 24. e4 Rad8 25. Rd1 Rxd1+ 26. Nxd1 g6 27. fxg6 fxg6 28.
Nc3 a6 29. Nd5 c6 30. Nf6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "37"]
[White "Ruvieri, Valter"]
[Black "Da Rocha, Lucas Sampaio"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1067"]
[BlackElo "1647"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. e3 c5 3. b3 Nf6 4. Nf3 Nc6 5. c4 Bf5 6. Bb2 Nb4 7. a3 Nc2+ 8. Ke2 Nxa1
9. Bxa1 e6 10. Nbd2 Be7 11. Bc3 O-O 12. Ne5 cxd4 13. exd4 dxc4 14. Ndxc4 Rc8 15.
h4 b5 16. Ba5 Qd5 17. Ne3 Qb7 18. Nxf5 exf5 19. f3 b4 20. a4 Qa6+ 21. Nc4 Rxc4 22.
bxc4 Qxa5 23. Qb3 Bd6 24. Kd1 Qb6 25. c5 Bxc5 26. dxc5 Qxc5 27. Bd3 Nd5 28. Re1 Rd8
29. Re5 Nc3+ 30. Kd2 Qxe5 31. Qxb4 Qe2+ 32. Kxc3 Rxd3+ 33. Kc4 Qc2+ 34. Kb5 Rd5+
35. Ka6 Qc6+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "38"]
[White "Bonilla Viamonte, Diego Armando"]
[Black "Leal, Alexandre Garcia"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1620"]
[BlackElo "1899"]
[PlyCount "66"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. d4 Be7 6. Bg2 O-O 7. Bf4 c6 8. Nf3 Be6
9. h3 Nbd7 10. g4 Re8 11. Nd2 Qb6 12. Nb3 c5 13. Rb1 c4 14. Na1 Bb4 15. Nc2 Bd6 16.
Qc1 Qc7 17. Bxd6 Qxd6 18. O-O a6 19. Qg5 b5 20. e3 b4 21. Ne2 h6 22. Qh4 Ne4 23.
Bxe4 dxe4 24. Ng3 Nf6 25. Kg2 Qf8 26. g5 hxg5 27. Qxg5 Rab8 28. d5 Nh7 29. Qh5 Nf6
30. Qg5 Nh7 31. Qh5 Nf6 32. Qg5 Nh7 33. Qh5 Nf6  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "39"]
[White "Kassab, Alexandre T Canelas"]
[Black "Munhoz, Joao Pedro"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1800"]
[BlackElo "1608"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Nf6 6. Nc3 Bg7 7. Be2 O-O 8. Qd2
d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Rd1 Be6 12. Nxd5 Qxd5 13. Bf3 Qxa2 14. b3 Bd5 15.
Bxd5 cxd5 16. O-O e6 17. Rc1 Rfc8 18. Qd3 Rc3 19. Qb5 Rac8 20. Ra1 Qxc2 21. Rxa7
Rxb3 22. Qd7 Rf8 23. Rc7 Rc3 24. Ra7 Rcc8 25. Bg5 Qc6 26. Qe7 h6 27. Bf4 Rce8 28.
Qb4 e5 29. Rc1 Qe6 30. Bd2 Rc8 31. Rb1 d4 32. h3 Rc2 33. Qa5 e4 34. Rbb7 e3 35. fxe3
dxe3 36. Bb4 Qc6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "41"]
[White "Dos Santos, Andre Vicente"]
[Black "Mattos, Bernardo Cunha"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1800"]
[BlackElo "1567"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Be2 Nc6 8. O-O dxe5
9. dxe5 Be7 10. Bc4 O-O 11. Na3 Bxa3 12. bxa3 Nb6 13. Bb3 Qxd1 14. Rxd1 h6 15. Bb2
Ne7 16. h4 Ned5 17. Ne1 Bd7 18. Nc2 a5 19. Bxd5 Nxd5 20. Ne3 Ba4 21. Rd4 Nxe3 22.
Rxa4 Nd5 23. Rc4 Rfc8 24. Rac1 Nb6 25. Rc7 Rab8 26. Bd4 Rxc7 27. Rxc7 Nd5 28. Rc1
Nf4 29. Kf1 Rd8 30. Be3 Ng6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "42"]
[White "Alves, Josue Flor De Souza"]
[Black "Terra, Bruno De Oliveira"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1551"]
[BlackElo "1800"]
[PlyCount "132"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 c6 2. e4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 g6 7. Nd2 Bg7 8. Ngf3
O-O 9. h3 Re8 10. O-O Nh5 11. Bh2 e5 12. Bb5 exd4 13. Nxd4 Bxd4 14. cxd4 Qb6 15.
Bxc6 bxc6 16. Nb3 Ng7 17. Qd2 Ne6 18. Rfc1 Ba6 19. Nc5 Nxc5 20. Rxc5 Re2 21. Qc1
Rae8 22. Be5 Qxb2 23. Rxc6 Bc4 24. Qxb2 Rxb2 25. a4 a6 26. Ra3 f5 27. Rc7 Rb1+ 28.
Kh2 Reb8 29. Rg7+ Kf8 30. Rxh7 R8b2 31. Rh6 Rb6 32. a5 Rc6 33. Rh7 Rb3 34. Rxb3 Bxb3
35. Rb7 Bc4 36. Rb6 Bb5 37. Rb7 Rc3 38. Bd6+ Kg8 39. Bc5 f4 40. h4 f3 41. gxf3 Rxf3
42. Kg2 Rb3 43. Ra7 Be2 44. Re7 Bf3+ 45. Kh2 Be4 46. Re6 Bd3 47. Rd6 Bc4 48. Rxg6+
Kh7 49. Rd6 Rf3 50. Kg2 Rf7 51. Re6 Kg7 52. Re5 Kg6 53. Kg3 Kh6 54. Be7 Kg6 55. f4
Rf5 56. h5+ Rxh5 57. Rxh5 Kxh5 58. f5 Kh6 59. Bf6 Kh7 60. Kf4 Kg8 61. Ke5 Kf7 62.
Bg5 Bb3 63. Kd6 Bc4 64. Kc6 Bb3 65. Kc5 Bc4 66. Kb6 Bb5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "43"]
[White "De Oliveira, Lucas Silva"]
[Black "De Brito E Silva, William"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1800"]
[BlackElo "1549"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. a4 a6 7. b4 Ba7 8. Nbd2 O-O
9. O-O Bg4 10. Re1 h6 11. Nf1 Qd7 12. h3 Be6 13. Ng3 Ne7 14. Be3 Bxe3 15. Rxe3 Bxc4
16. dxc4 Ng6 17. Nf5 Kh7 18. N3h4 Qc6 19. Qb3 Nxe4 20. Qc2 Ng5 21. Ne7 Qe8 22. Nhxg6
fxg6 23. h4 Qxe7 24. hxg5 Qxg5 25. Rg3 Qf5 26. Qd2 Rf6 27. Re1 Raf8 28. Re2 Qb1+
29. Kh2 Qb3 30. Qd3 Qxa4 31. Re4 Qe8 32. Reg4 Qe6 33. Qb1 Qf5 34. Qxf5 Rxf5 35. Rxg6
R8f7 36. f3 Rf4 37. R6g4 g5 38. Kg1 Kg6 39. Kf2 Rxg4 40. Rxg4 h5 41. Re4 Rf4 42.
Ke3 Kf5 43. Rxf4+ exf4+ 44. Kd4 g4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "44"]
[White "Matiuci, Bernardo Steinle"]
[Black "De Bastiani, Tales Otavio"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1546"]
[BlackElo "1800"]
[PlyCount "133"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Bf4 Nf6 6. e3 c6 7. Bd3 Bd6 8. Bg5 h6
9. Bh4 O-O 10. Nge2 Re8 11. Qd2 Be6 12. f3 Qe7 13. O-O Nbd7 14. e4 g5 15. Bxg5 hxg5
16. Qxg5+ Kf8 17. e5 Nxe5 18. dxe5 Bc5+ 19. Kh1 Ng8 20. Qg3 f5 21. Nf4 Qg7 22. Qxg7+
Kxg7 23. Rac1 Bd4 24. Rfe1 Nh6 25. Nd1 Bc8 26. g3 Rxe5 27. Rxe5 Bxe5 28. Ng2 Bd7
29. f4 Bf6 30. Nde3 Re8 31. h3 Bd4 32. Nd1 Nf7 33. Nh4 Nd6 34. Nf3 Bf6 35. Nc3 Ne4
36. Kg2 Kf7 37. Na4 Be7 38. Bxe4 dxe4 39. Ne5+ Ke6 40. Rd1 Bd6 41. Nxd7 Kxd7 42.
Nc5+ Kc7 43. Nxb7 Kxb7 44. Rxd6 e3 45. Kf1 e2+ 46. Ke1 Re3 47. Rg6 Kc7 48. h4 Kd7
49. h5 Ke7 50. h6 Kf7 51. Rg5 Kf6 52. h7 Re8 53. Rh5 Rh8 54. Kxe2 Kg6 55. Rh2 Rxh7
56. Rxh7 Kxh7 57. Kf3 Kg7 58. g4 fxg4+ 59. Kxg4 Kg6 60. b4 Kf6 61. f5 Kf7 62. Kg5
Kg7 63. f6+ Kf7 64. Kf5 Kf8 65. Ke6 Ke8 66. a4 Kf8 67. f7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "45"]
[White "Nunes, Rafael Klanfer"]
[Black "Dos Santos, Felipe Zeuli Biller"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1789"]
[BlackElo "1538"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. c3 Nc6 5. d3 d6 6. O-O Bg4 7. Bxf7+ Kxf7 8. Ng5+
Ke8 9. Qxg4 e5 10. Ne6 Qd7 11. Nxg7+ Qxg7 12. Bg5 Qd7 13. Qh4 h6 14. Be3 Nge7 15.
f4 Kd8 16. f5 gxf5 17. Rxf5 Kc7 18. Rf7 Rhg8 19. Nd2 Rg4 20. Qh5 Rag8 21. g3 Qe8
22. Raf1 Nd8 23. Qf5 Nxf7 24. Qxf7 Qd7 25. Bxh6 R8g6 26. Rf6 Rxf6 27. Qxf6 Rg6 28.
Qf8 Ng8 29. Be3 Nf6 30. Nf3 Qe6 31. Nh4 Rg8 32. Qh6 Qf7 33. Nf5 Rg6 34. Qh3 Ng4 35.
Bd2 Kb6 36. c4 a5 37. a3 Ka6 38. b4 axb4 39. axb4 cxb4 40. Bxb4 b5 41. cxb5+ Kxb5
42. Nxd6+ Rxd6 43. Bxd6 Qf2+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "46"]
[White "Barberi, Catarina"]
[Black "Haraguchi, Melissa Mayumi Alves"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1524"]
[BlackElo "1751"]
[PlyCount "91"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e5 2. dxe5 Bc5 3. Nf3 d6 4. exd6 Ne7 5. Nc3 Bxd6 6. g3 a6 7. Bg2 Nbc6 8. a3
O-O 9. O-O Bg4 10. Re1 Ng6 11. Be3 Re8 12. Qd2 Qd7 13. Rad1 Rad8 14. Nd4 Na5 15.
Qc1 b5 16. b4 Nc4 17. Bc6 Qc8 18. Bxe8 Rxe8 19. Nf3 c6 20. Bd4 f6 21. Nd2 Nce5 22.
Nce4 Bb8 23. Nc5 Bh3 24. Qb2 Re7 25. Rc1 Nh4 26. Qb3+ Kh8 27. Bxe5 Bxe5 28. Nf3 Ng6
29. Rcd1 Bc7 30. Qd3 Re8 31. Qb3 Nf8 32. Nd4 Nd7 33. Nxd7 Qxd7 34. Nxb5 Qc8 35. Nxc7
Qxc7 36. Qd3 h6 37. Qxa6 Kh7 38. Qd3+ f5 39. Ra1 Rd8 40. Qe3 Kg8 41. a4 Ra8 42. a5
Qb7 43. Qc3 Kh7 44. Rad1 c5 45. f3 cxb4 46. Rb1  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "48"]
[White "Sulz, Isaque Sathler"]
[Black "Rojo, Antonio Maia Rosa"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1516"]
[BlackElo "0"]
[PlyCount "102"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e4 e6 5. exd5 exd5 6. Nf3 Bg4 7. Be2 a6 8. Ne5 Bxe2
9. Qxe2 Be7 10. dxc5 d4 11. O-O-O O-O 12. Na4 Nc6 13. Rhe1 Nd5 14. Nxc6 bxc6 15.
Rxd4 Nxf4 16. Rxf4 Bg5 17. Qg4 Bxf4+ 18. Qxf4 Qa5 19. Re3 Rfe8 20. Nb6 Rxe3 21. Qxe3
Rd8 22. a4 Qb4 23. Qe7 Qd4 24. Kb1 h6 25. Qc7 Qd1+ 26. Ka2 Rd2 27. Qc8+ Rd8 28. Qxc6
Qxc2 29. Nd7 Qc4+ 30. Ka1 Qg4 31. Ne5 Qf4 32. Nd7 Qxf2 33. Qxa6 Qg1+ 34. Ka2 Qxg2
35. Qd6 Qa8 36. b3 Re8 37. c6 Re6 38. Qb8+ Qxb8 39. Nxb8 Re8 40. c7 Rc8 41. Na6 f5
42. Kb2 f4 43. Kc2 g5 44. Kd3 Kf7 45. b4 g4 46. Ke2 Re8+ 47. Kf2 f3 48. b5 Re2+ 49.
Kf1 Rc2 50. b6 Rc1+ 51. Kf2 Rc2+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "49"]
[White "Ferian, Christian"]
[Black "Dionisio, Alex Monteiro"]
[Result "1-0"]
[ECO "B93"]
[WhiteElo "0"]
[BlackElo "1514"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. fxe5 dxe5 8. Nf3
Qxd1+ 9. Nxd1 Nc6 10. Nc3 Bb4 11. Bd3 O-O 12. Bd2 Re8 13. O-O-O Be6 14. a3 Bf8 15.
h3 b5 16. Ng5 Bd7 17. Nd5 Nxd5 18. exd5 Nd4 19. Bc3 h6 20. Bxd4 hxg5 21. Be3 f6 22.
Bg6 Red8 23. g4 Bc8 24. h4 Bxg4 25. Rdf1 Be2 26. Rf2 Bc4 27. hxg5 Bxd5 28. Rhh2 Bf7
29. Bh7+ Kh8 30. Be4+ Kg8 31. Bxa8 Rxa8 32. gxf6 gxf6 33. Rfg2+ Bg7 34. Bh6 Bd5 35.
Rxg7+ Kh8 36. Rg4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "50"]
[White "Blanco, Gustavo Jose Bachur"]
[Black "Desideri, Enzo Piuchi"]
[Result "1-0"]
[ECO "?"]
[WhiteElo "1491"]
[BlackElo "1730"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 d6 7. O-O Be7 8. Be3
b5 9. f4 Bb7 10. e5 Nd5 11. Nxd5 Bxd5 12. Qg4 O-O 13. Qh5 g6 14. Qh6 Re8 15. Qh3
dxe5 16. fxe5 Nc6 17. Nxc6 Bxc6 18. Rxf7 Bh4 19. Raf1 Qd5 20. Bg5 Qd4+ 21. Kh1 Rf8
22. Rxf8+ Rxf8 23. Rxf8+ Kxf8 24. Bxh4 Qxe5 25. Bf2 Qg5 26. Qg3 Qd5 27. Qf3+ Qxf3
28. gxf3 Bxf3+ 29. Kg1 Kf7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "52"]
[White "Brujin, Homero"]
[Black "Akamine, Giullia Hikari Nishimori"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1479"]
[BlackElo "1800"]
[PlyCount "123"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. Nbd2 b6 7. b3 c5 8. Bb2 Nc6
9. e3 Bb7 10. Rc1 Ne4 11. dxc5 bxc5 12. Nxe4 dxe4 13. Nd2 Nb8 14. Qg4 g6 15. Rfd1
Qc7 16. Qe2 Nd7 17. Nxe4 Rac8 18. Qb5 Bc6 19. Qd3 Rfd8 20. Qc3 e5 21. Nd2 Bf6 22.
e4 Bg5 23. Rb1 Re8 24. Nc4 Bf6 25. Nd6 Bg7 26. Nxe8 Rxe8 27. Qd3 Nf6 28. f3 Qc8 29.
Qd6 Bd7 30. Ba3 c4 31. Qc5 Bc6 32. Qxc4 Qb7 33. Qd3 Qb6+ 34. Kh1 Bb5 35. c4 Ba6 36.
Bb2 h5 37. Qd6 Qa5 38. a3 Kh7 39. b4 Qa4 40. b5 Bc8 41. Qb4 Qxb4 42. axb4 Bf8 43.
c5 Be6 44. Bc3 Rb8 45. Bf1 Ne8 46. Bxe5 Rc8 47. Ra1 Nc7 48. Rxa7 Bb3 49. Rd7 Ne8
50. b6 Be6 51. Rd2 Bh6 52. f4 g5 53. b7 gxf4 54. gxf4 Bg4 55. bxc8=Q Bxc8 56. Rd8
Bg4 57. Rxe8 Bf3+ 58. Bg2 Bxg2+ 59. Kxg2 Bg7 60. Rxf7 Kh6 61. Rxg7 h4 62. Rh8#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "53"]
[White "Navarro, Gustavo Kazuo Yura"]
[Black "Regiani, Rafael"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "1800"]
[BlackElo "1476"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Qf6 8.
Bxd5+ Be6 9. Bxc6 bxc6 10. Qxc6 Bd6 11. Nc3 Rhe8 12. Ne4 Qg6 13. Nxd6+ cxd6 14. Qf3+
Kg8 15. d3 Rf8 16. Qg3 Qh5 17. O-O Rf6 18. f4 Raf8 19. Qf3 Qf7 20. Bd2 Bd5 21. Qe2
exf4 22. Rf2 f3 23. gxf3 Bxf3 24. Qe3 Re8 25. Qd4 Rg6+ 26. Kf1 Be2+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "54"]
[White "Usui, Gabriella Yumi"]
[Black "Akamine, Isabelle Namie Nishimori"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1448"]
[BlackElo "1800"]
[PlyCount "41"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. Nc3 O-O 8. Nd2 c5
9. dxc5 Bxc5 10. b3 Bb4 11. Bb2 Bc6 12. e3 Nbd7 13. cxd5 Nxd5 14. Nxd5 Bxd5 15. Bxd5
exd5 16. Qg4 Nf6 17. Qxb4 Re8 18. Rfd1 Ne4 19. Qd4 Qg5 20. Nf3 Qg4 21. h3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "55"]
[White "Da Silva, Joao Pedro Marinelli Soares"]
[Black "Ruvieri, Daniel Minami"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "0"]
[BlackElo "1437"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 Be7 5. O-O O-O 6. d4 Nbd7 7. dxe5 Nxe5 8. Nxe5
dxe5 9. Qxd8 Rxd8 10. Nd5 Nxd5 11. Bxd5 Rd6 12. f4 Rf6 13. Be3 exf4 14. Bd4 Rg6 15.
Rxf4 Be6 16. Bxe6 Rxe6 17. Raf1 Rd8 18. Bc3 Bc5+ 19. Kh1 Rd7 20. Rg4 Bd4 21. Bxd4
Rxd4 22. Rgf4 f6 23. Re1 Rd2 24. Rc1 Rc6 25. e5 Rcxc2 26. Rcf1 fxe5 27. Rf5 Rxb2
 0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "57"]
[White "De Souza, Luiza Mazzoni Viana"]
[Black "Yokomizo, Wilton"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "0"]
[BlackElo "1395"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. e3 Bg7 5. Bd3 O-O 6. Bd2 d6 7. d5 Na6 8. Nf3 Nc5
9. Bc2 c6 10. Rb1 Qe8 11. O-O e5 12. dxe6 Bxe6 13. b3 Rd8 14. Ng5 Bc8 15. f4 h6 16.
Nh3 Ng4 17. Nf2 Nxe3 18. Re1 Nxd1 19. Rxe8 Rfxe8 20. Rxd1 d5 21. b4 d4 22. Na4 Ne4
23. Nd3 b6 24. a3 Be6 25. c5 b5 26. Nab2 Nc3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "58"]
[White "Bomeisel, Pedro Rangel"]
[Black "Gonsales, Matias Lins"]
[Result "1-0"]
[ECO "?"]
[WhiteElo "1385"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Nbd2 Bf5 7. Nxe4 dxe4 8. Nd2
Qxd4 9. c3 Qd8 10. Qb3 Nd7 11. Qxb7 Nc5 12. Bb5+ Bd7 13. Bxd7+ Nxd7 14. Qxe4+ Be7
15. O-O O-O 16. Nf3 Bf6 17. Be3 Re8 18. Qa4 Nb6 19. Qc2 Nc4 20. Bd4 Bxd4 21. Nxd4
c5 22. Nf3 Re7 23. b3 Na3 24. Qb2 Qa5 25. Rfe1 Rb7 26. Re4 Nb5 27. c4 Nc3 28. Re3
Na4 29. Qe5 f6 30. Qd5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "59"]
[White "Staub, Mihaiu"]
[Black "Pereira, Igor Marcelo Souza"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "0"]
[BlackElo "1351"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. c3 d3 5. Bxd3 Nc6 6. O-O Bg7 7. Re1 Qc7 8. Qe2 d6
9. Bf4 Bg4 10. h3 Bxf3 11. Qxf3 Nf6 12. Na3 a6 13. Nc4 b5 14. e5 bxc4 15. exf6 Bxf6
16. Bxc4 O-O 17. Bd5 Rac8 18. Rad1 Rfd8 19. Qg3 Qa5 20. Bb3 d5 21. Bg5 Bxg5 22. Qxg5
d4 23. Qxa5 Nxa5 24. Rxd4 Rxd4 25. cxd4 Nxb3 26. axb3 Rc2 27. Rxe7 Rxb2 28. Re3 Rd2
29. Re4 Rd3 30. b4 Rb3 31. d5 f5 32. Rd4 Kf7 33. d6 Ke8 34. d7+ Kd8 35. f3 Rb2 36.
Kh2 Re2 37. Rd6 Ra2 38. Kg3 Ra4 39. h4 f4+ 40. Kxf4 a5 41. Kg5 axb4 42. Kf6 b3 43.
Ke6 b2 44. Rb6 Ra6 45. Rxa6 b1=Q 46. Ra8+ Kc7 47. d8=Q+ Kc6 48. Qd6+ Kb7 49. Rb8+
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "60"]
[White "Barroso, Daniele Silva"]
[Black "Ferreira, Priscilla Montanha"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1349"]
[BlackElo "0"]
[PlyCount "37"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e6 2. d4 c6 3. Nc3 d5 4. cxd5 exd5 5. g3 Bd6 6. Bg2 Nf6 7. Nf3 Nbd7 8. O-O
O-O 9. Qc2 h6 10. Re1 Ne4 11. Nxe4 dxe4 12. Qxe4 Nf6 13. Qc2 Re8 14. e4 Bb4 15. Bd2
Bxd2 16. Nxd2 Qxd4 17. Rad1 Bg4 18. Nf3 Bxf3 19. Rxd4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "61"]
[White "Pirone, Rafael"]
[Black "De Souza, Ricardo Alves"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "0"]
[BlackElo "1322"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. O-O Bg4 5. d3 e6 6. h3 Bxf3 7. Bxf3 Bd6 8. Nd2 Qb6
9. c4 Bxg3 10. c5 Qxc5 11. Nb3 Qd6 12. fxg3 Qxg3+ 13. Bg2 h5 14. e4 Nbd7 15. Bf4
Qg6 16. Kh1 O-O-O 17. Rg1 Ng4 18. exd5 Nf2+ 19. Kh2 Nxd1 20. Raxd1 e5 21. dxc6 exf4
22. cxd7+ Kb8 23. Bxb7 Qd6 24. Bc8 Rxc8 25. dxc8=Q+ Rxc8 26. Rd2 f3+ 27. Kh1 Qf6
28. d4 f2 29. Rf1 Qf3+ 30. Kh2 Qf4+ 31. Kh1 Rc1 32. Rxc1 f1=Q+ 33. Rxf1 Qxf1+ 34.
Kh2 Qf4+ 35. Kg2 g5 36. d5 Qd6 37. Na5 Kc8 38. Nc4 Qf4 39. b3 Kd7 40. d6 g4 41. hxg4
hxg4 42. Rf2 Qe4+ 43. Kg3 f5 44. Rd2 Qf3+ 45. Kh4 Qh3+ 46. Kg5 Qh8 47. Kxf5 g3 48.
Ne5+ Kc8 49. d7+ Kc7 50. d8=Q+ Qxd8 51. Rxd8 Kxd8 52. Kg4 g2 53. Nf3 Kc7 54. Kg3
Kc6 55. Kxg2 Kc5 56. a3 a5 57. Nd2 Kd4 58. Kf2 Kc3 59. Ke3 Kb2 60. b4 a4 61. Nc4+
Kb3 62. Kd3 Ka2 63. b5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "62"]
[White "Simao, Davi Ribeiro"]
[Black "Goncalves, Ricardo Henrique Silva"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1320"]
[BlackElo "1800"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 O-O 6. O-O-O a5 7. Be2 c6 8. Bh6 b5
9. Bxg7 Kxg7 10. e5 dxe5 11. dxe5 Qxd2+ 12. Rxd2 Ng4 13. Bxg4 Bxg4 14. f3 Bf5 15.
Nge2 Nd7 16. Nd4 Nxe5 17. Nxf5+ gxf5 18. Re2 Ng6 19. h4 e6 20. g3 Rfd8 21. Rd1 Rxd1+
22. Kxd1 Rd8+ 23. Kc1 h5 24. f4 Ne7 25. a3 Nd5 26. Nxd5 cxd5 27. Re3 Kf6 28. Re5
Ke7 29. c3 Kd6 30. Kd2 f6 31. Re3 e5 32. fxe5+ fxe5 33. Kd3 Rg8 34. b3 f4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "63"]
[White "Alvarenga, Rogerio Almeida"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "0"]
[BlackElo "1318"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 e6 3. e3 Nc6 4. c3 d5 5. Bd3 Bd6 6. Bg3 Ne4 7. Bxd6 Nxd6 8. Nf3
f5 9. O-O g5 10. Nbd2 Qf6 11. b4 a6 12. Nb3 b6 13. Nfd2 Bb7 14. a4 h5 15. a5 g4 16.
axb6 cxb6 17. Qe2 b5 18. Nc5 Ke7 19. Nxb7 Nxb7 20. Bxb5 axb5 21. Qxb5 Rxa1 22. Qxb7+
Kd6 23. Rxa1 Rb8 24. Qa6 Qd8 25. b5 Rb6 26. Qa3+ Kd7 27. bxc6+ Rxc6 28. Qa4 Qc7 29.
c4 dxc4 30. Nxc4 Ke7 31. Qb4+ Kf6 32. Qf8+ Kg5 33. Qg8+ Kf6 34. Ra8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "64"]
[White "Damasio, Fabio Ferreira"]
[Black "Gomes, Simone Barreto Crote"]
[Result "1/2-1/2"]
[ECO "?"]
[WhiteElo "1296"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. d3 a6 5. Ba4 d6 6. h3 Bd7 7. c3 Nf6 8. O-O O-O
9. Re1 h6 10. Nbd2 Ne7 11. Nf1 Bxa4 12. Qxa4 c6 13. Qc2 Ng6 14. Bd2 Ba7 15. d4 Nh5
16. Rad1 Qb6 17. Be3 Qc7 18. dxe5 Nxe5 19. Nxe5 dxe5 20. Bxa7 Rxa7 21. g3 b5 22.
Ne3 Qc8 23. Kg2 c5 24. Ng4 f5 25. Nxe5 f4 26. g4 f3+ 27. Kf1 Nf4 28. Re3 Qe6 29.
Nxf3 Nxh3 30. Ke2 Qxg4 31. Rf1 Ng5 32. Rg1 Qh5 33. Rg3 Raf7 34. Qd3 Nxf3 35. Rexf3
Rxf3 36. Rxf3 Rxf3 37. Qxf3 Qxf3+ 38. Kxf3 g5 39. Kg4 Kf7 40. Kh5 Kf6 41. f3 Ke5
42. Kg4 b4 43. Kh5 Kf4 44. Kxh6 Kxf3 45. e5 g4 46. e6 g3 47. e7 g2 48. e8=Q g1=Q
49. Qc6+ Kf4 50. Qd6+ Kf5 51. Qd5+ Kf6 52. Qf3+ Ke6 53. Qe4+ Kf6 54. Qc6+ Kf7 55.
Qd5+ Kf6 56. Qd8+ Ke6 57. Qc8+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.29"]
[Round "1"]
[Board "65"]
[White "Correa, Vitor Dias"]
[Black "Bianchini, Marlon"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "0"]
[BlackElo "1255"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Be3 Nf6 8. Be2 O-O
9. O-O a6 10. Rc1 d5 11. cxd5 exd5 12. Nxc6 bxc6 13. exd5 Nxd5 14. Nxd5 cxd5 15.
Bd4 Be6 16. Bxg7 Kxg7 17. Qd4+ Qf6 18. Rfd1 Qxd4 19. Rxd4 Rfd8 20. f4 Rac8 21. Rcd1
Rc2 22. R1d2 Rxd2 23. Rxd2 d4 24. h3 a5 25. Bb5 h5 26. Kf2 Kf6 27. Kg3 Rd5 28. Bc4
Rd7 29. Bxe6 Kxe6 30. Kf3 Kd5 31. g3 f5 32. h4 Kc4 33. Ke2 Re7+ 34. Kf2 Re3 35. Re2
Re4 36. a3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "1"]
[White "Marra, Eduardo Da Costa"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2189"]
[BlackElo "2549"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be2 Bf5 6. Nf3 e6 7. O-O Bg6 8. Be3 Nh6 9.
dxc5 Nf5 10. Bd4 Be7 11. Na3 O-O 12. Nb5 Nfxd4 13. cxd4 b6 14. Rc1 bxc5 15. dxc5
Qb8 16. Nbd4 Rc8 17. Qa4 Nxe5 18. Nxe5 Qxe5 19. Nc6 Qc7 20. Nxe7+ Qxe7 21. c6 a5
22. a3 Qd6 23. Rfd1 h6 24. Rd2 Qd8 25. Qd4 Qd6 26. Qa4 f6 27. h3 Kf8 28. Bd3 Bxd3
29. Rxd3 e5 30. Qe4 dxe4 31. Rxd6 Ra6 32. g4 Rc7 33. Rc4 Ke7 34. Rd7+ Rxd7 35. cxd7
Rb6 36. b4 axb4 37. Rxb4 Rxb4 38. d8=Q+ Kxd8 39. axb4 g6 40. Kf1 Kc7 41. Ke2 Kc6
42. Kd2 Kb5 43. h4 h5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "2"]
[White "Di Berardino, Diego Rafael"]
[Black "Batista, Renato Luiz"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2480"]
[BlackElo "2174"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Bb3 b5 8. a4 b4 9.
Nbd2 Be7 10. e4 Bb7 11. e5 Nfd7 12. Nc4 O-O 13. Bc2 cxd4 14. Qxd4 g6 15. Qg4 Bd5
16. Bh6 Re8 17. Ne3 Bb7 18. Rac1 Nc5 19. Ng5 Nbd7 20. Qf4 Nxe5 21. Qxe5 f6 22. Qg3
fxg5 23. Qe5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "3"]
[White "Fernandes De Sousa, Julio Cesar"]
[Black "Santiago, Yago De Moura"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2162"]
[BlackElo "2467"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 5. exd5 cxd5 6. Bb5+ Nc6 7. g4 Bg6 8. Ne5
Rc8 9. d4 e6 10. h4 f6 11. Nxg6 hxg6 12. Kf1 g5 13. h5 Bd6 14. Kg2 a6 15. Bxc6+ Rxc6
16. Qd3 Nh6 17. Qg6+ Kf8 18. f3 Nf5 19. h6 Nxh6 20. Ne2 Qe8 21. Qd3 Ke7 22. Be3 Kd7
23. Rh3 f5 24. Rah1 fxg4 25. fxg4 Rf8 26. Bxg5 Nxg4 27. Rf3 Rxf3 28. Qxf3 Nf6 29.
Bxf6 Qg6+ 30. Kf2 Qxf6 31. Qxf6 gxf6 32. Rh7+ Be7 33. c3 e5 34. dxe5 fxe5 35. Ke3
Rg6 36. Nc1 Rh6 37. Rg7 Rh3+ 38. Kd2 Rh2+ 39. Ne2 Ke6 40. Rg6+ Bf6 41. Rg3 e4 42.
Rg8 Kf5 43. Kd1 Rh8 44. Rg2 Be5 45. Rf2+ Ke6 46. Rg2 b5 47. a3 a5 48. Rg6+ Bf6 49.
Rg2 Rh1+ 50. Kc2 Rf1 51. Ng3 Rf3 52. Ne2 Kf7 53. Ng1 Re3 54. Ne2 Be5 55. Kd2 Rd3+
56. Kc2 b4 57. axb4 axb4 58. Rg5 Kf6 59. Rg8 Rh3 60. Rf8+ Ke7 61. Rg8 Rh2 62. Kd1
b3 63. Rg1 Kd6 64. Rg6+ Kc5 65. Rg5 Bd6 66. Rg8 Rh1+ 67. Kd2 Rb1 68. Nd4 Bf4+ 69.
Ke2 Rxb2+ 70. Kf1 Kc4 71. Rc8+ Kd3 72. Rf8 Be3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "4"]
[White "Shumyatsky, Victor"]
[Black "Awoki, Daniel Teidi"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2457"]
[BlackElo "2152"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 Nxb5 5. Nxb5 a6 6. Nc3 d6 7. d4 cxd4 8. Qxd4
e5 9. Qd3 h6 10. Nd2 Be6 11. Nf1 Nf6 12. Ne3 Rc8 13. O-O Be7 14. Bd2 O-O 15. b3 Qc7
16. Rfd1 Rfd8 17. a4 Qc6 18. Ncd5 Bxd5 19. exd5 Qd7 20. c4 Nh7 21. Nf5 Ng5 22. h4
Nh7 23. Bxh6 gxh6 24. Qg3+ Bg5 25. Nxh6+ Kg7 26. hxg5 f6 27. gxf6+ Kxh6 28. Rd3 Ng5
29. f4 exf4 30. Qxf4 Kg6 31. Rf1 Re8 32. f7 Re5 33. f8=N+ Rxf8 34. Qxf8 Qe7 35. Qxe7
Rxe7 36. Rg3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "5"]
[White "Ribeiro, Matheus Mendes Domingues"]
[Black "Flores Quillas, Diego Saul Rodri"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2130"]
[BlackElo "2429"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Qb3
Nxc3 9. Bc4 e6 10. bxc3 Bd7 11. Be2 Na5 12. Qc2 Bc6 13. O-O Be7 14. Bh6 f6 15. c4
Rc8 16. Rab1 Kf7 17. Rfe1 b5 18. d5 Bxd5 19. Rxb5 Nxc4 20. Qa4 Qd7 21. Rc1 Nb6 22.
Qd4 Rxc1+ 23. Bxc1 Rc8 24. Be3 Rc2 25. Bd3 Rxa2 26. h3 Ra4 27. Qc3 Ra3 28. Ng5+ Kg8
29. Qc2 fxg5 30. Bxg6 Bf6 31. Bxb6 Qxb5 32. Bxh7+ Kh8 33. Bc7 Ra1+ 34. Kh2 Qc6 35.
Qg6 Qxc7+ 36. g3 Rh1#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "6"]
[White "Cueto, Jonny"]
[Black "Perez Gormaz, Matias"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2108"]
[BlackElo "2388"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O
Bxc3 9. d5 Bf6 10. Re1 Ne7 11. Rxe4 d6 12. Bg5 Bxg5 13. Nxg5 h6 14. Qh5 O-O 15. Rae1
Nf5 16. Nf3 g6 17. Qg4 Bd7 18. Qf4 Qf6 19. h4 h5 20. Bd3 Kg7 21. Rb4 Rab8 22. Bxf5
Bxf5 23. Qd4 c5 24. dxc6 bxc6 25. b3 c5 26. Qxf6+ Kxf6 27. Ra4 Rb7 28. Ng5 Rd8 29.
f3 d5 30. g4 hxg4 31. fxg4 Bd3 32. Rf4+ Kg7 33. Rxf7+ Rxf7 34. Ne6+ Kh6 35. Nxd8
Rf4 36. g5+ Kh5 37. Re5 Kxh4 38. Ne6 Rf1+ 39. Kg2 Rc1 40. Kf2 Bf5 41. Nc7 d4 42.
Na6 Rc2+ 43. Ke1 Rxa2 44. Nxc5 Kxg5 45. Rd5 Kf4 46. Rxd4+ Ke3 47. Ra4 Rc2 48. Rc4
Rxc4 49. bxc4 Kd4 50. Nb3+ Kxc4 51. Nd2+ Kc3 52. Kd1 a5 53. Nf1 a4 54. Ne3 a3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "7"]
[White "Perdomo, Leandro"]
[Black "Silva, Kaua Marques"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2382"]
[BlackElo "2142"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be6 7. Bxf6 Qxf6 8. Qb3
Ra7 9. a3 Qd8 10. Rd1 c6 11. g3 Nd7 12. Bg2 Bd6 13. O-O O-O 14. Qc2 Re8 15. e4 dxe4
16. Nxe4 Be7 17. Ne5 Bf6 18. Nxf6+ Nxf6  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "8"]
[White "Vargas, Gabriela"]
[Black "Ticona Rocabado, Licael Roderick"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2084"]
[BlackElo "2350"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. Nf3 d5 3. Bg5 Nf6 4. e3 Be7 5. Nbd2 c5 6. c3 Nbd7 7. Bd3 h6 (7... b6
8. Bh4 Qc7 9. Qe2) 8. Bh4 Qc7 9. Qe2 b6 10. Bg3 Bd6 11. Bxd6 Qxd6 12. e4 dxe4 13.
Nxe4 Nxe4 14. Bxe4 Rb8 15. Rd1 O-O 16. O-O Nf6 17. Bc2 Bb7 18. Rfe1 Rbd8 19. a3 Qc6
20. Qf1 Qc7 21. dxc5 Bxf3 22. gxf3 Qxc5 23. Rxd8 Rxd8 24. Rd1 Qg5+ 25. Kh1 Rxd1 26.
Qxd1 Nd5 27. Bd3 Qh4 28. Kg1 Qg5+ 29. Kh1 Nf4 30. Bf1 Qd5 31. Qxd5 exd5 32. Bb5 g5
33. Kg1 Kg7 34. Kf1 Kf6 35. c4 Ke5 36. cxd5 Kxd5 37. Ke1 Kd4 38. Kd2 f6 39. Bf1 Ng6
40. Ba6 Ne5 41. Bb7 Nd3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "9"]
[White "Cruz, Natan Gomes"]
[Black "Gemy, Jose Daniel"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "1888"]
[BlackElo "2329"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 (6. O-O g6 7. Re1 Bg7 8.
Be3 O-O 9. Nbd2 Ng4 10. Bg5 f6 11. Bh4 g5 12. Bg3 h5 13. h4 Nh6 14. Nf1 g4 15. N3d2
f5 16. exf5 Nxf5 17. Ne4 Kh8 18. Nc3 Nxg3 19. fxg3 Bh6 20. d4 exd4 21. Bxc6 dxc3
22. Bxb7 Rb8 23. Bxa6 Qe7 24. Qd4+ Qg7 25. b3 Qxd4+) 6... Bd7 7. O-O g6 8. Re1 Bg7
9. Be3 O-O 10. Nbd2 Ng4 11. Bg5 f6 12. Bh4 g5 13. Bg3 h5 14. h4 Nh6 15. Nf1 g4 (15...
Ng4 16. N3d2 f5 17. exf5) 16. N3d2 f5 17. exf5 Nxf5 18. Ne4 Kh8 19. Ne3 Nxg3 20.
fxg3 Bh6 21. d4 exd4 22. Bxc6 dxe3 23. Bxb7 Rb8 24. Bxa6 Qe7 25. Qd4+ Qg7 26. b3
Qxd4 27. cxd4 Rb4 28. Ng5 Bg7 29. Re2 Rf2 30. Rxf2 exf2+ 31. Kf1 Rb8 32. Ne4 Bc6
33. Kxf2 Rf8+ 34. Ke2 d5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "10"]
[White "Filgueiras, Nathan Felipe"]
[Black "Do Nascimento, Christian Almeida"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2321"]
[BlackElo "2123"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Be2 Bb4 5. Nd5 Nxe4 6. Nxb4 Nxb4 7. d3 Nf6 8. Nxe5
d6 9. Nf3 h6 10. a3 Nc6 11. O-O O-O 12. d4 Bf5 13. d5 Ne7 14. c4 Qd7 15. Be3 Rfe8
16. Re1 Bh7 17. Bd4 Ne4 18. b4 Nf5 19. Bb2 Re7 20. Bd3 Rae8 21. Re2 Ng5 22. Nxg5
Rxe2 23. Bxe2 hxg5 24. Qd2 Qe7 25. Bf1 Bg6 26. Bc3 g4 27. Re1 Qxe1 28. Qxe1 Rxe1
29. Bxe1 Nd4 30. Bc3 Nb3 31. Bb2 Bc2 32. Be2 f5 33. Kf1 a5 34. Ke1 Kf7 35. bxa5 Nxa5
36. Kd2 Ba4 37. Kc3 b6 38. Kb4 Bd7 39. Bd3 Nb7 40. Bc2 Nc5 41. a4 Na6+ 42. Ka3 Nc5
43. Bc3 Nb7 44. Kb4 Na5 45. Bd2 Kf6 46. Bc3+ Kf7 47. Bd2 Kf6 48. f4 gxf3 49. gxf3
g5 50. f4 g4 51. Be1 c5+ 52. dxc6 Nxc6+ 53. Kc3 Ne7 54. Kd4 Ke6 55. Bh4 Nc6+ 56.
Kc3 d5 57. cxd5+ Kxd5 58. Bf2 Ne7 59. Bxb6 Ng6 60. Be3 Nh4 61. a5 Ng2 62. Bd2 Kc5
63. a6 Kb6 64. Bd3 Bc8 65. Bf1 Nh4 66. Be3+ Kc7 67. a7 Bb7 68. Bf2 Ng6 69. Bg3 Kb6
70. Bd3 Kxa7 71. Bxf5 Ne7 72. Bxg4 Kb6 73. Kd4 Nc6+ 74. Kd5 Kc7 75. f5+ Kd8 76. Kd6
Nd4 77. f6 Ke8 78. Bh5+ Kf8 79. Bf4 Bf3 80. Bh6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "11"]
[White "Dos Santos Dutra, Fernando Junior Freire"]
[Black "De Albuquerque, Ian Telek C."]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2262"]
[BlackElo "2089"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 c5 7. d5 e6 8. Be2 exd5
9. cxd5 Na6 10. O-O Nc7 11. Bg5 h6 12. Be3 Re8 13. a4 Rb8 14. Qd2 Kh7 15. h3 b6 16.
f3 a6 17. Rab1 b5 18. axb5 Nxb5 19. Bxb5 axb5 20. b4 Nd7 21. Nge2 Ba6 22. Bf2 Qf6
23. Rfc1 Rec8 24. Qa2 Ra8 25. f4 Qe7 26. Qd2 Rab8 27. Rc2 Nb6 28. Ra2 Na4 29. bxc5
Nxc3 30. Nxc3 b4 31. Rxa6 bxc3 32. Qc2 Rb2 33. Rxb2 cxb2 34. Rb6 Qa7 35. c6 Qa1+
36. Kh2 Qc1 37. Qd3 Ra8 38. e5 Ra1 39. Qe3 b1=Q 40. Rxb1 Qxb1 41. exd6 Ra8 42. d7
Qb8 43. Qb6 Qd6 44. Qc5 Bf8 45. Qxd6 Bxd6 46. Bb6 Bxf4+ 47. g3 Bd6 48. d8=Q Rxd8
49. Bxd8 Kg7 50. c7 Bxc7 51. Bxc7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "12"]
[White "Cunha, Lucas Aguiar"]
[Black "Dos Santos Junior, Haroldo Cunha"]
[Result "1/2-1/2"]
[ECO "C46"]
[WhiteElo "2230"]
[BlackElo "2033"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. d4 exd4 5. Nxd4 Nf6 6. Bb5 Bd7 7. O-O Be7 8. Bf4
Na5 9. Nf5 Bf8 10. Bxd7+ Qxd7 11. Qd4 Nc6 12. Qa4 g6 13. Bg5 Ng8 14. Ne3 Bg7 15.
Ned5 f6 16. Bh4 h5 17. f4 a6 18. Rad1 O-O-O 19. e5 fxe5 20. Bxd8 Nxd8 21. Qxd7+ Kxd7
22. f5 gxf5 23. Rxf5 c6 24. Rg5 Ne6 25. Nb6+ Kc7 26. Rg6 Rh6 27. Rxh6 Nxh6 28. Na8+
Kd7 29. Ne4 d5 30. Nb6+ Kc7 31. Nxd5+ cxd5 32. Rxd5 Nf5 33. c3 Kc6 34. Rd1 h4 35.
Kf2 Bh6 36. Kf3 Ng5+ 37. Nxg5 Bxg5 38. Ke4 Nd6+ 39. Kxe5 Nc4+ 40. Ke6 Nxb2 41. Rd6+
Kc7 42. Rd7+ Kc6 43. Rg7 Bf4 44. Rg4 Bxh2 45. Rxh4 Bg3 46. Rb4 Nd3 47. Rg4 Be1 48.
c4 a5 49. Rd4 Nb4 50. Re4 Bc3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "13"]
[White "Dias, Clara"]
[Black "Aranha Filho, Alvaro Z."]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1717"]
[BlackElo "2201"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 Be7 7. Be2 O-O 8. O-O
d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Nxc6 Qxc6 12. Bf3 Qc7 13. c3 Rd8 14. Qc2 Bd7 15.
Re1 Bc6 16. Be4 Bxe4 17. Qxe4 Rd7 18. Be3 Rad8 19. Qg4 Bf6 20. Qa4 Rd5 21. h4 h5
22. Qb4 a5 23. Qe4 Qc6 24. g3 Rc8 25. Bf4 Qe8 26. Qc2 Rcd8 27. Re4 Qc6 28. Qe2 g6
29. Re1 Kg7 30. Rc4 Rc5 31. Rxc5 Qxc5 32. Be5 Rd5 33. Bf4 Qc6 34. Qe4 Rd1 35. Kh2
Rxe1 36. Qxe1  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "14"]
[White "Tsuboi, Edson Kenji"]
[Black "Branquinho, Eduardo De Medeiros"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2200"]
[BlackElo "1815"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bc4 O-O
9. O-O Qc7 10. Qd3 b6 11. Bg5 Bb7 12. Bxf6 Bxf6 13. Rfd1 Be7 14. Nd5 Bxd5 15. Bxd5
Ra7 16. Nd2 Nd7 17. Nc4 Nc5 18. Qh3 Nxa4 19. Rxa4 b5 20. Rb4 bxc4 21. Rxc4 Qb6 22.
b3 Rc7 23. Qg4 Rxc4 24. Bxc4 a5 25. Qd7 Qd8 26. Qa7 Bf6 27. Rd3 Qb8 28. Bxf7+ Kh8
29. Qxb8 Rxb8 30. Rxd6 Rd8 31. Rd5 Rxd5 32. exd5 g6 33. Kf1 Kg7 34. Be6 Kf8 35. Ke2
Ke7 36. Kd3 Kd6 37. Bg8 h6 38. Bf7 g5 39. g4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "15"]
[White "De Menezes, Ricardo Fagner Dias"]
[Black "Alvarenga, Rogerio Almeida"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "1675"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. Nc3 dxc4 7. Qa4 Bd7 8. Qxc4
Bc6 9. O-O Nbd7 10. Bg5 Rc8 11. Rfd1 Nd5 12. Bxe7 Qxe7 13. Ne5 Nxe5 14. dxe5 Nb6
15. Qf4 Bxg2 16. Kxg2 Rfd8 17. h4 Rxd1 18. Rxd1 Rd8 19. Rxd8+ Qxd8 20. h5 Nd5 21.
Qd2 Qe7 22. Nxd5 exd5 23. Qxd5 c6 24. Qd6 Qxd6 25. exd6 Kf8 26. e4 f6 27. f4 Ke8
28. e5 Kd7 29. Kf3 Ke6 30. Ke4 b6 31. Kd4 a6 32. Kc4 a5 33. a3 g6 34. hxg6 hxg6 35.
Kb3 b5 36. a4 f5 37. Kc3 bxa4 38. Kc4 Kd7 39. Kc5 a3 40. bxa3 a4 41. e6+ Kd8 42.
Kxc6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "16"]
[White "Passos, Marco Aurelio Novaes"]
[Black "Kropff, Ricardo"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1671"]
[BlackElo "2052"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. a3 a6 7. h3 h6 8. Ba2 Be6 9.
Nd5 Bxd5 10. exd5 Ne7 11. c4 O-O 12. d4 exd4 13. Nxd4 Bxd4 14. Qxd4 Nf5 15. Qd3 Re8+
16. Kf1 Ne4 17. g4 Nh4 18. Be3 Qf6 19. Bd4 Qf4 20. Rd1 Re7 21. Bb1 Rae8 22. Qe3 Nd2+
 0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "17"]
[White "Saito, Vinicius"]
[Black "Pittoli, Vinicius Eduardo Moreir"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2147"]
[BlackElo "1648"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 d6 6. h3 a6 7. Ba4 h6 8. Nbd2 O-O
9. O-O Re8 10. Re1 Bd7 11. Nf1 Ne7 12. Bb3 Ng6 13. Ng3 Bb6 14. a4 c5 15. d4 Rc8 16.
dxe5 dxe5 17. Bc4 Be6 18. Qb3 Bxc4 19. Qxc4 Qc7 20. Nf5 Ne7 21. N3h4 Nxf5 22. Nxf5
Kh7 23. Be3 Re6 24. g4 Ng8 25. Red1 g6 26. Ng3 Kg7 27. Kg2 a5 28. h4 Ne7 29. h5 Rd6
30. hxg6 fxg6 31. Rh1 Rh8 32. Rad1 Qd7 33. Qe2 Rxd1 34. Qxd1 Qc6 35. Qd2 Qxa4 36.
Bxh6+ Kf7 37. Qd6 Qc6 38. Qxe5 Bc7 39. Qxh8 Bxg3 40. fxg3 Qxe4+ 41. Kh2 Qxg4 42.
Qf8+ Ke6 43. Re1+ Kd5 44. Qxe7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "18"]
[White "Da Rocha, Lucas Sampaio"]
[Black "Santanna, Paulo"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1647"]
[BlackElo "2021"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Be2 cxd4 7. Qxd4 Nf6 8. Qxd5
Nxd5 9. O-O Nc6 10. Rd1 Bc5 11. Bg5 O-O 12. Nbd2 h6 13. Bh4 f5 14. h3 Nf4 15. Bf1
Nh5 16. Nb3 Ba7 17. g4 fxg4 18. hxg4 g5 19. gxh5 gxh4 20. Be2 Rf4 21. Nbd4 Nxd4 22.
cxd4 Bd7 23. Kg2 Bc6 24. Rac1 Raf8 25. Rc3 h3+ 26. Kg3 Bb8 27. Ne5 Bxe5 28. dxe5
Rxf2 29. Bg4 h2 30. Bxe6+ Kh8 31. Rcc1 h1=Q 32. Rxh1 Bxh1 33. Rxh1 R8f3+ 34. Kg4
Re3 35. Rc1 Rxe5 36. Rc8+ Kg7 37. Rc7+ Kf8 38. Bc8 Rg5+ 39. Kh3 Rxb2 40. Bxb7 Rxh5+
41. Kg4 Rg5+ 42. Kf4 Rxa2 43. Rc6 Ra4+ 44. Kf3 Rb5 45. Bxa6 Rb3+ 46. Kf2 Ra2+ 47.
Be2 Rbb2 48. Re6 Kg7 49. Kf3 Ra3+ 50. Kf4 Rb4+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "19"]
[White "Munhoz, Joao Pedro"]
[Black "Da Silva, Lucas Pereira Mendes"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1608"]
[BlackElo "1974"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e6 2. Nf3 d5 3. d4 c6 4. g3 Nf6 5. Bg2 Be7 6. O-O O-O 7. Nc3 b6 8. Nd2 Ba6
9. b3 Nbd7 10. e4 Bb4 11. Bb2 c5 12. dxc5 d4 13. Nb5 bxc5 14. a3 Bxd2 15. Qxd2 e5
16. a4 Bb7 17. f3 Qb8 18. Rab1 a6 19. Na3 Bc6 20. Ba1 Qb4 21. Qxb4 cxb4 22. Nc2 a5
23. Rfd1 Nc5 24. Ne1 Nfd7 25. Bh3 Rad8 26. Bxd7 Rxd7 27. Nd3 Nxd3 28. Rxd3 f5 29.
exf5 Rxf5 30. Rf1 g5 31. f4 Be4 32. Rd2 gxf4 33. gxf4 Rg7+ 34. Kf2 Rxf4+ 35. Ke1
Rxf1+ 36. Kxf1 Kf7 37. Rf2+ Ke6 38. Ke2 Rg1  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "20"]
[White "Cordero, Daniela"]
[Black "Aragao Neto, Joao Batista"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2028"]
[BlackElo "1585"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. e4 e5
9. h3 a5 10. b3 Re8 11. Be3 exd4 12. Nxd4 Nc5 13. Qc2 Qe7 14. Rfe1 Nfd7 15. Rad1
Nf8 16. f4 Nfe6 17. Nde2 Bd7 18. Bf2 Rad8 19. Bf3 Na6 20. Bb6 Rb8 21. Nb1 a4 22.
b4 Rec8 23. Qxa4 c5 24. b5 Nac7 25. Qc2 Nd4 26. Nxd4 Bxd4+ 27. Kh2 h5 28. Rxd4 cxd4
29. Bxd4 Nxb5 30. Ba1 Be6 31. Qb2 f6 32. cxb5 Kf7 33. f5 Bc4 34. fxg6+ Kxg6 35. Nc3
Be6 36. Rf1 Rf8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "21"]
[White "Mattos, Bernardo Cunha"]
[Black "Carvalho Jr, Celestino"]
[Result "0-1"]
[ECO "A54"]
[WhiteElo "1567"]
[BlackElo "1939"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 d6 4. d4 exd4 5. Nxd4 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O Nbd7
9. b3 Nc5 10. Bb2 a5 11. Re1 Re8 12. Qd2 Bg4 13. h3 Bd7 14. Rad1 Nfe4 15. Nxe4 Nxe4
16. Qd3 Nc5 17. Qd2 Qc8 18. Kh2 h5 19. e4 Qd8 20. Bc3 Ne6 21. Nxe6 Bxe6 22. Bb2 a4
23. Bxg7 Kxg7 24. b4 Qf6 25. e5 dxe5 26. Bxb7 Rab8 27. Bd5 Bxd5 28. cxd5 Rb6 29.
a3 h4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "22"]
[White "De Brito E Silva, William"]
[Black "Cristino, Felipe Borges"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1549"]
[BlackElo "1890"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. f3
Qb6 9. Qd2 Nxe4 10. Nxe4 Bxd4 11. Bxd4 Qxd4 12. Qxd4 Nxd4 13. O-O-O Nc6 14. Rhe1
b6 15. c3 d6 16. Nd2 Ne5 17. Be2 a6 18. Nc4 Nxc4 19. Bxc4 b5 20. Bd5 Ra7 21. b3 e6
22. Be4 d5 23. Bc2 Rc7 24. Kb2 Bb7 25. Rd2 Rfc8 26. Re3 Kg7 27. h4 h5 28. g4 hxg4
29. fxg4 Rh8 30. Rh2 Rd7 31. Re5 d4 32. h5 Bf3 33. Rg5 Kf6 34. Rc5 Bxg4 35. Rf2+
Bf5 36. hxg6 fxg6 37. Rc6 d3 38. Bd1 Rh1 39. Kc1 g5 40. Kd2 Rdh7 41. Rxa6 R7h2 42.
Rxh2 Rxh2+ 43. Ke3 g4 44. Rd6 Rxa2 45. Rd4 Rg2 46. c4 Ke5 47. Rd8 bxc4 48. bxc4 Rg1
49. Kd2 Kf4 50. c5 e5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "23"]
[White "Santos, Isaque Goncalves"]
[Black "Matiuci, Bernardo Steinle"]
[Result "1-0"]
[ECO "E27"]
[WhiteElo "1996"]
[BlackElo "1546"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 (2... c6) 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O 6. Qc2 d5 7. e3 b6
8. cxd5 exd5 9. Nf3 Nbd7 10. Bd3 Bb7 11. a4 c5 12. a5 c4 13. Bf5 b5 14. Qb1 a6 15.
Ba3 Re8 16. Bb4 Nb8 17. Ne5 Nc6 18. Nxc6 Bxc6 19. O-O Bd7 20. Bc2 Rc8 21. Qb2 Rc6
22. Rac1 Ne4 23. f3 Qh4 24. Bxe4 dxe4 25. Qf2 Qh5 26. fxe4 Rf6 27. Qg3 Rg6 28. Qc7
Qg4 29. g3 Rxe4 30. Rf4 Rc6 31. Rxg4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "24"]
[White "Dos Santos, Felipe Zeuli Biller"]
[Black "Correa, Joao Pedro Vieira"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1538"]
[BlackElo "1864"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. e4 Nge7 7. Nge2 O-O 8. O-O Be6
9. h3 Qd7 10. Kh2 Nd4 11. f4 c6 12. Be3 a6 13. Na4 Qd8 14. c5 dxc5 15. Nxc5 Bc8 16.
fxe5 Bxe5 17. Qd2 Nxe2 18. Qxe2 Qd6 19. Bf2 Bxg3+ 20. Bxg3 Qxc5 21. Bh4 f6 22. e5
fxe5 23. Rxf8+ Kxf8 24. d4 Qxd4 25. Rd1 Qxh4 26. Qxe5 Bf5 27. Rd4 Qh6 28. Qf6+ Ke8
29. Rh4 Qf8 30. Qe5 h5 31. Rd4 Kf7 32. Rd6 Qh8 33. Qe2 b5 34. a4 Rd8 35. Qd1 Qe5+
 0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "25"]
[White "Simeao, Miguel Roberto Ranieri"]
[Black "Barberi, Catarina"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1962"]
[BlackElo "1524"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e6 2. Nf3 Nf6 3. Nc3 d5 4. e3 Be7 5. b3 b6 6. Bb2 O-O 7. d4 Bb7 8. Bd3 Nbd7
9. O-O c5 10. Bc2 Rc8 11. Ne5 cxd4 12. exd4 dxc4 13. Nxc4 Nd5 14. Qd3 N7f6 15. Nxd5
Bxd5 16. f3 g6 17. Ne5 Bb7 18. a3 Qc7 19. Rac1 Rfd8 20. Qe2 Nd5 21. Bxg6 Qb8 22.
Bxf7+ Kg7 23. Qf2 Bf6 24. Qg3+ Kf8 25. Bxe6 Rxc1 26. Rxc1 Bxe5 27. Qg8+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "26"]
[White "Santiago, Mauro"]
[Black "Martins De Aguiar, Marina"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1516"]
[BlackElo "1862"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 O-O 6. f3 c5 7. d5 e6 8. Nge2 exd5
9. cxd5 a6 10. O-O b5 11. Be3 Nbd7 12. Qc1 Ne5 13. Bc2 Nc4 14. Bh6 Bxh6 15. Qxh6
Nxb2 16. Nf4 Nc4 17. Rfe1 Nd7 18. Nh5 gxh5 19. e5 f5 20. exf6 Nxf6 21. Re2 Ra7 22.
Rae1 Ne5 23. Ne4 Nxe4 24. Bxe4 Rg7 25. f4 Ng4 26. Qxh5 Nf6 27. Qh6 Bg4 28. Re3 Nxe4
29. Rxe4 Rg6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "27"]
[White "Nicacio, Daniel Ramos"]
[Black "Deus Filho, Joaquim De"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1479"]
[BlackElo "1848"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nc6 2. f4 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. Nf3 Bg4 6. Bb5 O-O-O 7. Bxc6 bxc6 8.
d3 e6 9. Be3 Nf6 10. h3 Bxf3 11. Qxf3 Nd5 12. O-O Nxe3 13. Rfe1  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "28"]
[White "Pironti, Francisco Ferrari"]
[Black "Brujin, Homero"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1953"]
[BlackElo "1479"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. b3 d6 4. Bb2 Nf6 5. Nc3 Be7 6. d4 cxd4 7. Nxd4 O-O 8. Be2 Nbd7
9. O-O a6 10. Kh1 Qc7 11. a4 b6 12. f4 Bb7 13. Bf3 Rad8 14. Qe2 Rfe8 15. e5 Bxf3
16. Nxf3 dxe5 17. fxe5 Ng4 18. Qxa6 Bb4 19. Na2 Qxc2 20. Nxb4 Qxb2 21. Nc6 Ra8 22.
Qb7 Ne3 23. Rg1 Nf8 24. Qxb6 Nd5 25. Qb5 Ng6 26. Rab1 Qf2 27. Rgf1 Qe3 28. Rbe1 Qc3
29. Ng5 Ngf4 30. Ne4 Qc2 31. Rf2 Qd3 32. Nd6 Qxb5 33. axb5 Nd3 34. Nxe8 Nxf2+ 35.
Kg1 Nd3 36. Rd1 Nxe5 37. Nd6 Ng4 38. Nc4 Nc3 39. b6 Nxd1 40. b7 Rf8 41. Ne7+ Kh8
42. Nc8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "29"]
[White "Regiani, Rafael"]
[Black "Sanches De Carvalho, Fabio"]
[Result "0-1"]
[ECO "B57"]
[WhiteElo "1476"]
[BlackElo "1838"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Bc4 Nf6 6. Nc3 a6 7. Nxc6 bxc6 8. O-O
e6 9. f4 Be7 10. e5 Nd5 11. Nxd5 cxd5 12. Bd3 Qb6+ 13. Kh1 g6 14. b3 Bf8 15. Ba3
Bd7 16. c4 dxc4 17. Bxc4 d5 18. Bxf8 Kxf8 19. Bd3 Bb5 20. a4 Bc6 21. Rc1 Kg7 22.
Rf3 Rhc8 23. h4 h5 24. Rg3 Qf2 25. Qf3 Qxf3 26. Rxf3 d4 27. Rg3 Bxg2+ 28. Kxg2 Rxc1
29. f5 exf5 30. Bxf5 Kf8 31. Bd3 Rac8 32. e6 R8c6 33. exf7 Kxf7 34. Bc4+ Kg7 35.
Rd3 Rd6 36. Rf3 Rc2+ 37. Kf1 Rf6 38. Rxf6 Kxf6 39. Bxa6 Rb2 40. Bc4 g5 41. hxg5+
Kxg5 42. a5 Kf4 43. a6 Kf3 44. Bd5+ Ke3 45. a7 Rf2+ 46. Kg1 Ra2 47. a8=Q Rxa8 48.
Bxa8 d3 49. Kg2 h4 50. Bf3 h3+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "30"]
[White "Ikejiri, Daniel Yoshito"]
[Black "Usui, Gabriella Yumi"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1916"]
[BlackElo "1448"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7
9. Qd2 Nbd7 10. O-O-O h5 11. h3 b5 12. Kb1 Nb6 13. Na5 Qc7 14. Bxb6 Qxb6 15. Nd5
Nxd5 16. exd5 Bf5 17. Nc6 Bd8 18. Bd3 Bd7 19. Rhe1 O-O 20. g4 Bh4 21. Re2 Bxc6 22.
dxc6 Bg3 23. Qg5 h4 24. Be4 Rad8 25. c3 Qc7 26. Qf5 g6 27. Qf6 Rfe8 28. Bd5 Qe7 29.
Qxg6+ Kh8 30. Bxf7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "31"]
[White "Ruvieri, Daniel Minami"]
[Black "Hirota Da Silva, Nilton"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1437"]
[BlackElo "1827"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. d4 c6 6. Bc4 e6 7. Bg5 Be7 8. O-O
O-O 9. Qe2 Nbd7 10. Rad1 Nb6 11. Bb3 Nbd5 12. Ne4 Nxe4 13. Bxe7 Qxe7 14. Qxe4 Qf6
15. Ne5 Rd8 16. Rd3 Qf5 17. Qh4 Qf6 18. Qe4 Qf5 19. Qh4 Qf6 20. Qe4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "32"]
[White "Santana, Expedito"]
[Black "Lima, Hamilton Da Silva"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1408"]
[BlackElo "1778"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nf3 Nbd7 5. Nbd2 Be7 6. Bd3 c5 7. c3 Nh5 8. Bg3 Nxg3
9. fxg3 Qc7 10. O-O e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. Bb5+ Bd7 14. Bxd7+ Kxd7 15.
Qa4+ Kc7 16. Qf4 Qxf4 17. gxf4 Rad8 18. Rad1 f5 19. Nf3 Bf6 20. Rd2 Rhe8 21. Kf2
g6 22. Rfd1 Kc6 23. g3 b5 24. h4 a5 25. a3 Re4 26. Ne1 b4 27. cxb4 axb4 28. axb4
Rxb4 29. Nd3 Rb7 30. Rc1 c4 31. Rdc2 Rdb8 32. Ne5+ Bxe5 33. fxe5 Re8 34. Kf3 Rxe5
35. Kf4 Re4+ 36. Kf3 Rb3 37. Rc3 Rb7  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "33"]
[White "Santos, Abel Cardoso Dos"]
[Black "Bomeisel, Pedro Rangel"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1854"]
[BlackElo "1385"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7
9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Bd6 13. Ne4 Nxe4 14. Qxe4 Nf6 15.
Qe2 Qc7 16. Kb1 O-O-O 17. c4 c5 18. Bc3 cxd4 19. Nxd4 Bc5 20. Nb3 e5 21. Bxe5 Rde8
22. f4 Bd6 23. Rhe1 Bxe5 24. fxe5 Nd7 25. Qg4 Rhg8 26. Rd5 b6 27. c5 Qc6 28. Red1
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "34"]
[White "Da Cunha, Gabriela Goes"]
[Black "Barroso, Daniele Silva"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1837"]
[BlackElo "1349"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 c6 5. Nf3 h6 6. Bf4 Nf6 7. e3 Bd6 8. Bxd6 Qxd6
9. Bd3 O-O 10. Qc2 b5 11. O-O a5 12. Rac1 Ba6 13. Ne5 b4 14. Na4 Bxd3 15. Qxd3 Nfd7
16. Nxd7 Nxd7 17. Nc5 Nb6 18. b3 Rfc8 19. Rc2 Rc7 20. Rfc1 Nd7 21. h3 Nf6 22. e4
dxe4 23. Nxe4 Nxe4 24. Qxe4 Rd8 25. Rxc6 Rxc6 26. Rxc6 Qxd4 27. Qxd4 Rxd4 28. Rc5
Rd1+ 29. Kh2 Rd2 30. Rxa5 Rxf2 31. Ra4 Kf8 32. Kg3 Rc2 33. Rxb4 Rxa2 34. Rb7 g5 35.
b4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "35"]
[White "Rigonati, Eduardo Enrico Santana"]
[Black "Ferian, Christian"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1827"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kxf7 7. Qd5+ Ke8 8.
Qxc5 cxb2 9. Bxb2 Qe7 10. Qh5+ Qf7 11. Qg5 Nf6 12. O-O h6 13. Qf4 Nh5 14. Qxc7 Qg6
15. Ne5 Nxe5 16. Bxe5 Kf7 17. Nc3 Re8 18. f4 Qb6+ 19. Qxb6 axb6 20. Nb5 Ra5 21. Nd6+
Ke7 22. Nxe8 Kxe8 23. Rac1 Kd8 24. Bc7+ Ke8 25. Bxb6 Rxa2 26. Rxc8+ Kf7 27. Rc7 Ke6
28. Bd4 b5 29. Rc5 Ra5 30. Rxh5 Ra8 31. Rd5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "37"]
[White "De Paula, Bruno Cesar Lima"]
[Black "Pirone, Rafael"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1676"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c4 Bg7 5. Ne2 O-O 6. Nbc3 Nc6 7. f3 e5 8. d5 Nd4
9. Be3 Re8 10. O-O c5 11. dxc6 Nxc6 12. Nd5 Nxd5 13. cxd5 Nd4 14. Rc1 Qb6 15. Qd2
Bd7 16. Rc3 Bh6 17. f4 Bg4 18. Bxd4 exd4 19. Rb3 Bxe2 20. Rxb6 Bxf1 21. Rxb7 Bxd3
22. Qxd3 Bxf4 23. Qxd4 Be5 24. Qf2 f5 25. Qh4 Bg7 26. exf5 gxf5 27. Qg3 Re1+ 28.
Kf2  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "38"]
[White "Goncalves, Ricardo Henrique Silva"]
[Black "Silva, Juliana Figueira Theophilo"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "1800"]
[BlackElo "1747"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 Be6
9. O-O Qd7 10. Bg5 O-O 11. Bxf6 Bxf6 12. Nd5 Bxd5 13. Qxd5 Nc6 14. c3 b5 15. Rad1
Rfd8 16. Rd2 Na5 17. b3 Nb7 18. Rfd1 Rac8 19. h3 g6 20. b4 Rc4 21. f4 Qc8 22. Kh1
Rc7 23. Rd3 exf4 24. gxf4 Re8 25. Rg3 Bg7 26. Qb3 Rc4 27. Nd4 Nd8 28. Bf1 Rc7 29.
Nf3 Rc6 30. Nd4 Rc7 31. Rgd3 Bh6 32. Ne2 Ne6 33. Rf3 Rc4 34. Re3 Qb7 35. Ng3 Rc7
36. Ne2 Ng7 37. Qc2 Nh5 38. Bg2 Rc4 39. Rf1 Qe7 40. Qd3 f5 41. e5 Nxf4 42. Nxf4 Rxf4
43. Bd5+ Kh8 44. Rxf4 Bxf4 45. Rf3 dxe5 46. Rf1 Bh6 47. a4 e4 48. Qe2 Qd6 49. Bb3
Qd3 50. Qh2 Qxf1+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "39"]
[White "Guedes, Washington Luis"]
[Black "Moreira, Paulo Vinicius Macedo"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "0"]
[BlackElo "1711"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. d3 Nc6 5. O-O g6 6. Re1 Bg7 7. Nc3 d4 8. Nb1 O-O
9. a4 Nd5 10. e4 dxe3 11. fxe3 Bg4 12. h3 Bxf3 13. Qxf3 Ndb4 14. Na3 e6 15. Rb1 a6
16. Bd2 Rb8 17. Qd1 Qc7 18. Qf3 Nd5 19. c3 Be5 20. g4 Bg3 21. Rf1 f5 22. e4 Bh2+
23. Kh1 Ne5 24. Qe2 Nf6 25. exf5 exf5 26. g5 Nfg4 27. Bd5+ Kg7 28. hxg4 Nxg4 29.
Qf3 Ne5 30. Qh3 Ng4 31. Bf3 Bg3 32. Be1 Be5 33. Nc4 Rbd8 34. Nxe5 Nxe5 35. d4 cxd4
36. cxd4 Qc2 37. dxe5 Qxb1 38. e6 Rd4 39. Bc3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "40"]
[White "Matsuura, Everaldo"]
[Black "Gazineu Neto, Rubens"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2410"]
[BlackElo "1912"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Be2 e6 7. O-O Be7 8. Be3 Ng4
9. Bf4 O-O 10. c4 Qf5 11. Bc7 cxd4 12. Nxd4 Nxd4 13. Qxd4 e5 14. Qxg4 Qxg4 15. Bxg4
Bxg4 16. Bxe5 Rfe8 17. Nc3 Ba3 18. Nb5 Rxe5 19. Nxa3 Re2 20. f3 Bf5 21. Rf2 Rae8
22. Nb5 Re1+ 23. Rf1 Rxa1 24. Rxa1 Re2 25. Nd4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "41"]
[White "Santos, Marcus Vinicius Moreira"]
[Black "Jorge, Denrick Cabral Jose"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2331"]
[BlackElo "1874"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 Nxb5 5. Nxb5 d5 6. exd5 a6 7. Nc3 Nf6 8. d4
Nxd5 9. dxc5 Nxc3 10. Qxd8+ Kxd8 11. bxc3 f6 12. Be3 e5 13. Nd2 Be6 14. Ne4 Kc7 15.
O-O f5 16. Nd6 b6 17. f4 e4 18. Rfb1 bxc5 19. Nb7 Rb8 20. Nxc5 Bxc5 21. Bxc5 Rxb1+
22. Rxb1 Bxa2 23. Ra1 Bc4 24. Bd4 Kc6 25. Ra5 Kb7 26. Rxf5 Ra8 27. Ra5 Rf8 28. g3
g6 29. Kf2 Rf5 30. Be5 Kb6 31. Ra1 Rf8 32. Bd4+ Kc6 33. Ke3 Ra8 34. Ra5 Kb7 35. g4
Bb5 36. f5 gxf5 37. gxf5 Rg8 38. Ra1 Rg2 39. f6 Bc4 40. Kxe4 Rxh2 41. Rg1 h5 42.
Rg7+ Kc6 43. f7 Bd5+ 44. Kf5 Bxf7 45. Rxf7 Rxc2 46. Ke4 h4 47. Rf6+ Kb5 48. Rb6+
Ka5 49. Rb4 Re2+ 50. Kd5 Rd2  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "42"]
[White "Leon Lopes, Sergio Amadeus"]
[Black "Melian, Juan Sebastian"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1858"]
[BlackElo "2238"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Nbd2 g6 6. Bg2 Bg7 7. O-O Nge7 8. Re1 O-O
9. c3 b6 10. Qc2 a5 11. a4 Ba6 12. Bf1 Qc7 13. Nh4 g5 14. Ng2 Ng6 15. exd5 exd5 16.
Ne3 Nge7 17. Nf3 h6 18. h4 f6 19. Bh3 Rad8 20. Nf5 Nxf5 21. Bxf5 Bc8 22. d4 Bxf5
23. Qxf5 Qd7 24. Qxd7 Rxd7 25. Re6 Rc8 26. g4 Kf7 27. Re2 cxd4 28. Nxd4 Nxd4 29.
cxd4 Rdc7 30. Be3 Bf8 31. hxg5 hxg5 32. Kg2 Bd6 33. Rh1 Rc2 34. Rxc2 Rxc2 35. Rb1
Kg6 36. Kf3 Kf7 37. b3 Ke6 38. Rc1 Rb2 39. Rc3 Kd7 40. Rd3 Bb4 41. Kg3 Kc6 42. f4
gxf4+ 43. Bxf4 b5 44. axb5+ Kxb5 45. g5 fxg5 46. Bxg5 Rc2 47. Kf3 Bc3 48. Be7 a4
49. bxa4+ Kc4 50. Rxc3+ Kxc3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "43"]
[White "De Paula, Luan Araujo"]
[Black "Terao, Juliana Sayumi"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1863"]
[BlackElo "2198"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be2 Bb7
9. f3 Nc6 10. Be3 Ne5 11. Rc1 h5 12. Qd2 Rc8 13. O-O Be7 14. h3 h4 15. f4 Ng6 16.
Bf3 Qb8 17. e5 Nh5 18. Bxh5 Rxh5 19. Rce1 Rh8 20. f5 Nxe5 21. fxe6 dxe6 22. Bf4 Nxc4
23. Qe2 e5 24. Bxe5 Qxe5 25. Qxe5 Nxe5 26. Rxe5 f6 27. Re2 Kf7 28. Nf3 Bc5+ 29. Kh1
Rhe8 30. Rxe8 Kxe8 31. Nxh4 Bxa3 32. Nf5 Bf8 33. h4 b5 34. h5 b4 35. Ne2 Rc2 36.
Nf4 Rxb2 37. Re1+ Kf7 38. Rc1 Be4 39. Rc7+ Kg8 40. Ne7+ Bxe7 41. Rxe7 Bc6 42. Rc7
Rc2 43. h6 Bxg2+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "45"]
[White "Bianchini, Marlon"]
[Black "Bonilla Viamonte, Diego Armando"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1255"]
[BlackElo "1620"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 h6 7. Nf3 Nf6 8. O-O Be6
9. Be3 g5 10. Nbd2 Rg8 11. c4 g4 12. hxg4 Nxg4 13. Re1 Nxe3 14. Rxe3 Bh3 15. Nh4
Bg4 16. Nhf3 O-O-O 17. cxd5 Rxd5 18. Bc4 Rdg5 19. Bxf7 Bxf3 20. Qxf3 Rxg2+ 21. Qxg2
Rxg2+ 22. Kxg2 Nxd4 23. Nb3 Qc6+ 24. Kg1 Nf3+ 25. Kf1 Qb5+ 26. Kg2 Nh4+ 27. Kh2 Kb8
28. Rd1 Qb6 29. Kg1 e5 30. Red3 Be7 31. Rd7 Nf5 32. Bd5 Bh4 33. Rxb7+ Qxb7 34. Bxb7
Kxb7 35. Rd5 Bf6 36. Nd2 Kc6 37. Ra5 Kb6 38. Nc4+ Kb7 39. Nxe5 Nd4 40. Ng4 Bg7 41.
Rd5 Kc6 42. Rh5 Ne2+ 43. Kf1 Nf4 44. Ra5 Kb6 45. Ra3 h5 46. Ra4 Nd3 47. Ne3 Bh6 48.
Rd4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "46"]
[White "Gomes, Simone Barreto Crote"]
[Black "Alves, Josue Flor De Souza"]
[Result "0-1"]
[ECO "C26"]
[WhiteElo "0"]
[BlackElo "1551"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. d3 O-O 5. Nf3 Nc6 6. Ne2 d5 7. Bb3 dxe4 8. dxe4
Nxe4 9. Be3 Bxe3 10. fxe3 Bg4 11. Ng3 Nxg3 12. hxg3 Qxd1+ 13. Rxd1 e4 14. Rh4 h5
15. Bd5 exf3 16. Bxf3 Bxf3 17. gxf3 g6 18. Rd7 Ne5 19. Re4 Nxd7 20. Re7 Rad8 21.
Kf2 Rfe8 22. Rxe8+ Rxe8 23. f4 f5 24. Kf3 Nf6 25. c4 Ng4 26. b4 Rxe3+ 27. Kg2 Re2+
28. Kf3 Rf2#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "47"]
[White "Dos Santos, Rafaela Alves"]
[Black "Damasio, Fabio Ferreira"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1800"]
[BlackElo "1296"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nc6 2. Nf3 e6 3. d4 d5 4. exd5 exd5 5. Be2 Nf6 6. O-O Be7 7. Re1 O-O 8. c3
Bf5 9. Bf4 Re8 10. Nbd2 Qd7 11. Bb5 Ne4 12. Ne5 Qd6 13. Nxe4 dxe4 14. g3 Qf6 15.
h4 Red8 16. Bg5 Qe6 17. Nxc6 Bxg5 18. Nxd8 Bxd8 19. d5 Qd6 20. Qe2 a6 21. Bd3 exd3
22. Qf3 g6 23. Re8+ Kg7 24. Rae1 Bd7 25. R8e3 Bf6 26. Rxd3 Re8 27. Rc1 Bf5 28. Rd2
h5 29. b3 Bg4 30. Qg2 g5 31. Rcc2 Re1+ 32. Kh2 gxh4 33. f3 hxg3+ 34. Qxg3 Be5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "48"]
[White "Leal, Alexandre Garcia"]
[Black "Correa, Vitor Dias"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "1899"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. dxc5 dxc5 7. Qxd8+ Kxd8 8. Be3
b6 9. O-O-O+ Nbd7 10. Be2 h5 11. h3 h4 12. e5 Nh5 13. Bf3 Rb8 14. Nge2 a6 15. Rd2
Kc7 16. Nd5+ Kd8 17. Rhd1 e6 18. Nxb6 Rxb6 19. Bxc5 Kc7 20. Rxd7+ Bxd7 21. Bxb6+
Kxb6 22. Rxd7 Rf8 23. b4 Rb8 24. a4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "49"]
[White "Jenidarchiche, Douglas Rodrigo"]
[Black "Oliveira, Silvio Eduardo"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1845"]
[BlackElo "2297"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5
O-O 9. O-O Bg4 10. Be2 Bxe2 11. Nxe2 Re8 12. Bg5 Bd6 13. Nc3 h6 14. Bh4 g5 15. Bg3
cxd5 16. Qf3 Rb8 17. b3 Rb6 18. Rad1 Bxg3 19. fxg3 Re5 20. Na4 Rd6 21. Rf2 Qe7 22.
Rdf1 Rde6 23. Qd3 Ng4 24. Rf3 Re1 25. Qxd5 Rxf1+ 26. Rxf1 Ne3 27. Qa8+ Kg7 28. Re1
c6 29. h3 Qb4 30. Re2 Qd4 31. Rxe3 Rxe3 32. Kh2 Qe5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "50"]
[White "Dionisio, Alex Monteiro"]
[Black "De Oliveira, Lucas Silva"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1514"]
[BlackElo "1800"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. Qe2 O-O 8. e5 d6
9. exd6 Qxd6 10. Nbd2 Nf5 11. Ne4 Ncd4 12. Nxd4 Nxd4 13. Qd1 Qc7 14. Be3 f5 15. Nc3
Bd7 16. Rb1 Bc6 17. f3 e5 18. Ne2 Rac8 19. c3 Ne6 20. Qb3 Qd7 21. Rbd1 Rcd8 22. f4
Bxg2 23. Kxg2 b6 24. fxe5 Bxe5 25. d4 cxd4 26. cxd4 Bd6 27. d5 Nc5 28. Bxc5 bxc5
29. Qc4 Rfe8 30. Nc3 Rb8 31. Nb5 Rb6 32. Nxd6 Rxb2+ 33. Rf2 Rxf2+ 34. Kxf2 Qxd6 35.
Rc1 Rd8 36. Qxc5 Qxd5 37. Qxd5+ Rxd5 38. Rc8+ Kg7 39. Rc7+ Kf6 40. Rxa7 Rd2+ 41.
Kg1 h5 42. Ra6+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "51"]
[White "Pereira, Igor Marcelo Souza"]
[Black "Nunes, Rafael Klanfer"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1351"]
[BlackElo "1789"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 h5 7. Be3 e5 8. Nb3 Be7
9. Qd2 Be6 10. O-O-O Nbd7 11. Be2 Rb8 12. Rdg1 b5 13. g4 hxg4 14. fxg4 b4 15. Nd5
Nxe4 16. Qd3 Bg5 17. Nc7+ Qxc7 18. Qxe4 Bxe3+ 19. Qxe3 Rc8 20. Bd3 Bd5 21. Be4 Bxe4
22. Qxe4 Nc5 23. Nxc5 Qxc5 24. g5 Rxh2 25. Kb1 Qxc2+ 26. Qxc2 Rcxc2 27. Rxh2 Rxh2
28. Rc1 Kd7 29. Rc4 a5 30. a3 b3 31. Kc1 f6 32. gxf6 gxf6 33. Ra4 Rc2+ 34. Kb1 Rc5
35. Rg4 f5 36. Rh4 f4 37. a4 f3 38. Rh3 f2 39. Rxb3 f1=Q+ 40. Ka2 Qc4 41. Ka3 Qxb3+
42. Kxb3 e4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "52"]
[White "De Souza, Ricardo Alves"]
[Black "Haraguchi, Melissa Mayumi Alves"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1322"]
[BlackElo "1751"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Nc6 4. d4 h6 5. O-O Bf5 6. c4 e6 7. cxd5 exd5 8. a3 Be7
9. Nc3 O-O 10. Ne5 Nxe5 11. dxe5 Ng4 12. Qxd5 Qxd5 13. Nxd5 Bd8 14. f4 c6 15. h3
cxd5 16. hxg4 Bxg4 17. Re1 Bb6+ 18. Kh2 Rad8 19. Bd2 Rfe8 20. Bb4 Re6 21. Bd6 Rd7
22. Bxd5 Rg6 23. Rac1 Rd8 24. Bxb7 h5 25. Bc7 Bxc7 26. Rxc7 Rh6 27. Be4 Rd2 28. Bd3
Rxb2 29. Rxa7 Rb8 30. Rb1 Rd8 31. Ra6 Rxa6 32. Bxa6 Bf5 33. Rb2 Kh7 34. a4 Be6 35.
Bd3+ g6 36. a5 Bd5 37. a6 Ra8 38. Rb6 Kg7 39. Rd6 Be6 40. e4 Kf8 41. Kg1 Ke7 42.
Kf2 f6 43. Ke3 f5 44. exf5 gxf5 45. Kd4 Kf7 46. Bc4 Bxc4 47. Kxc4 h4 48. gxh4 Kg7
49. Kb5 Kf7 50. Rb6 Ke7 51. Rb7+ Kd8 52. Kb6 Kc8 53. h5 Rb8 54. Rxb8+ Kxb8 55. h6
Kc8 56. h7 Kd7 57. h8=Q Ke6 58. Qf6+ Kd5 59. Qd6+ Kc4 60. Qc5+ Kd3 61. Qb4 Ke3 62.
a7 Kd3 63. a8=R Ke3 64. Ra3+ Kf2 65. Qb2+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "53"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Navarro, Gustavo Kazuo Yura"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1318"]
[BlackElo "1800"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bg4 6. Be3 Nf6 7. Nbd2 e6 8. h3
Bh5 9. g4 Bg6 10. Ne5 Qb6 11. Ba4 Bd6 12. Nxc6 bxc6 13. c3 O-O 14. b4 Ne4 15. Bc2
Nxc3 16. Qc1 Bxc2 17. Qxc2 Nb5 18. a3 Nxd4 19. Qc3 e5 20. Bxd4 Qxd4 21. Qxd4 exd4
22. O-O Rfe8 23. Nf3 a5 24. Nxd4 Be5 25. Rad1 Bxd4 26. Rxd4 axb4 27. axb4 Rab8 28.
Rc1 Rb6 29. Rc5 Reb8 30. Kf1 f6 31. b5 cxb5 32. Rdxd5 b4 33. Rc2 Ra6 34. Rb2 Ra3
35. h4 Rb7 36. Rd4 b3 37. Rd3 Kf7 38. Kg2 Kg6 39. Kf3 h5 40. gxh5+ Kxh5 41. Kg3 Rb4
42. f4 Raa4 43. Rdxb3 Rxf4 44. Rb5+ Kh6 45. Rh2 Rg4+ 46. Kf3 Rxh4 47. Rxh4+ Rxh4
48. Kg3 Ra4 49. Rb1 g5 50. Rf1 Kg6 51. Rf3 f5 52. Rb3 Kh5 53. Rb5 Ra3+ 54. Kf2 Kg4
55. Rb4+ f4 56. Rb1 Ra2+ 57. Kf1 Kg3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "55"]
[White "Re, Vinicius"]
[Black "Da Silva, Joao Pedro Marinelli Soares"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1177"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 O-O 6. Bg5 Nd4 7. Nxe5 h6 8. Bh4
d6 9. Nf3 Bg4 10. Nd5 Nxf3+ 11. gxf3 g5 12. fxg4 gxh4 13. Qf3 Nxd5 14. Bxd5 c6 15.
Bb3 d5 16. O-O-O Qg5+ 17. Kb1 dxe4 18. dxe4 Rad8 19. Rxd8 Qxd8 20. Rd1 Qg5 21. Rd7
b5 22. Bxf7+ Kh8 23. Qc3+ Qg7 24. Qxc5 Rxf7 25. Rxf7 Qxf7 26. e5 Qe6 27. h3 Qd7 28.
a3 Qd1+ 29. Ka2 Qd5+ 30. Qxd5 cxd5 31. Kb3 Kg7 32. Kb4 Kf7 33. Kc5 Ke6 34. f4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "56"]
[White "Akamine, Giullia Hikari Nishimori"]
[Black "Ruvieri, Valter"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1800"]
[BlackElo "1067"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. c3 Nf6 5. d3 O-O 6. Nbd2 c6 7. d4 d5 8. exd5 cxd5
9. dxe5 dxc4 10. exf6 Bxf6 11. Nxc4 Qxd1+ 12. Kxd1 Be6 13. Ncd2 Nc6 14. Ke2 Rfe8
15. Re1 Bc4+ 16. Kd1 Be6 17. Kc2 Bf5+ 18. Kd1 Bd3 19. a4 Ne5 20. Nxe5 Bxe5 21. Nf3
Bc7 22. Ra3 Be4 23. c4 Rad8+ 24. Bd2 Bxf3+ 25. Rxf3 Be5 26. Rfe3 f6 27. b4 Kf7 28.
g3 Re7 29. f4 Red7 30. R1e2 Bd4 31. Re4 Bc3 32. c5 Bxd2 33. b5 Bb4+ 34. Kc2 Bxc5
35. h4 Rd4 36. Re6 Rxa4 37. Kb3 Rb4+ 38. Kc3 Rxb5 39. g4 Rb6 40. R6e4 a5 41. Kc4
Rc8 42. Kd5 Bb4 43. f5 Rd6#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "57"]
[White "Akamine, Isabelle Namie Nishimori"]
[Black "Kassab, Alexandre T Canelas"]
[Result "0-1"]
[ECO "D60"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 O-O 7. Bd3 b6 8. O-O Bb7
9. b3 c5 10. cxd5 exd5 11. Ne5 Nxe5 12. dxe5 Ne4 13. Bxe7 Qxe7 14. Rc1 Qxe5 15. Bxe4
dxe4 16. Qg4 Rad8 17. Rfd1 h5 18. Qf4 Qxf4 19. exf4 Rd3 20. Re1 f5 21. h3 Rfd8 22.
Nb5 a6 23. Nc3 Kf7 24. Ne2 Rd2 25. a4 a5 26. Ng3 g6 27. Nf1 R2d3 28. Rb1 Bd5 29.
Re3 Be6 30. Rb2 Ke7 31. Rg3 Rxg3 32. Nxg3 Rd3 33. Nf1 Rxb3 34. Ra2 Rb1 35. Ra3 Bc4
36. Rc3 Bxf1 37. Kh2 c4 38. Rc2 Bd3 39. Ra2 c3 40. g4 Rb2 41. Ra1 c2 42. gxh5 gxh5
43. h4 Rb1 44. Rxb1 cxb1=Q 45. f3 Qc2+ 46. Kg1 Qd1+ 47. Kh2 Qe2+ 48. Kg1 Qf1+ 49.
Kh2 Qf2+ 50. Kh1 Bf1  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "58"]
[White "Resende, Ana Gabriela Lobato"]
[Black "De Souza, Luiza Mazzoni Viana"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1800"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. c3 Bd6 5. Bg3 a6 6. Nd2 O-O 7. Bd3 Nc6 8. Ngf3 e5
9. Nxe5 Bxe5 10. dxe5 Nd7 11. Nf3 Re8 12. Qb3 Ndxe5 13. Nxe5 Nxe5 14. Bxe5 Rxe5 15.
O-O-O b5 16. Rhe1 Bb7 17. f4 Re7 18. g4 Qe8 19. Kd2 c5 20. Bb1 Rd8 21. Qc2 Re4 22.
Kc1 g6 23. Qd2 Re7 24. f5 d4 25. exd4 Bf3 26. Rxe7 Qxe7 27. Re1 Qd7 28. Qh6 Re8 29.
Rxe8+ Qxe8 30. Qd2 cxd4 31. cxd4 Bxg4 32. fxg6 hxg6 33. Qf2 Qc6+ 34. Kd2 Qh1 35.
Bd3 Qa1 36. Ke3 Qxa2 37. Qg2 Qe6+ 38. Kd2 Bf5 39. Be2 Qb3 40. Ke1 Qxb2 41. Qa8+ Kg7
42. Qd5 Qc3+ 43. Kf2 Qb2 44. Qe5+ Kh7 45. Qf6 Bg4 46. Qxf7+ Kh6 47. Qf4+ Kh5 48.
Qxg4+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "2"]
[Board "59"]
[White "Ferreira, Priscilla Montanha"]
[Black "Dos Santos, Andre Vicente"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "0"]
[BlackElo "1800"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. e3 g6 3. Bd3 d5 4. f4 Bg7 5. Nd2 O-O 6. Ngf3 Nbd7 7. Ne5 Ne4 8. Ndf3
Ndf6 9. O-O c5 10. c4 b6 11. Bd2 Bb7 12. Be1 Rc8 13. Rc1 dxc4 14. Bxc4 Nd5 15. Bd3
Nxe3 16. Qe2 cxd4 17. Rxc8 Qxc8 18. Nxd4 Nxf1 19. Kxf1 Qc1 20. g3 Nc5 21. Nb3 Nxb3
22. axb3 Rd8 23. Kf2 Bxe5 24. fxe5 Qc5+ 25. Qe3 Rxd3 26. Qxc5 bxc5 27. b4 c4 28.
Bc3 e6 29. Ke2 Kf8  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "1"]
[White "Fier, Alexandr"]
[Black "Filgueiras, Nathan Felipe"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2549"]
[BlackElo "2321"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O 7. Bb2 d5 8. e3 c5 9.
Nc3 Nbd7 10. Qe2 Rc8 11. Rad1 Qc7 12. Nh4 Rfe8 13. d3 a6 14. cxd5 exd5 15. d4 c4
16. Nf5 Bf8 17. g4 b5 18. g5 Ne4 19. Nxe4 dxe4 20. bxc4 bxc4 21. Bc3 g6 22. Ng3 Bg7
23. Qc2 f5 24. gxf6 Nxf6 25. Rb1 Bd5 26. Qa4 h5 27. Qxa6 Ra8 28. Qb6 Qxb6 29. Rxb6
Rxa2 30. Rc1 Kh7 31. Bf1 Ng4 32. Rb5 Bg8 33. Bb2 h4 34. Ne2 Ra7 35. Nf4 Bh6 36. h3
Bxf4 37. hxg4 Bd6 38. Rb6 Rd7 39. Ra1 Rb8 40. Raa6 Rxb6 41. Rxb6 Be6 42. Bh3 g5 43.
Bg2 Bxg4 44. Bxe4+ Kg7 45. Bc6 Rd8 46. e4 Bf4 47. e5 Bd2 48. Rb7+ Kg8 49. d5 Bc8
50. Rb8 Bf4 51. d6 Rf8 52. d7 Bxd7 53. Rxf8+ Kxf8 54. Bxd7 Ke7 55. Bf5 Bd2 56. Ba3+
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "2"]
[White "Perez Gormaz, Matias"]
[Black "Di Berardino, Diego Rafael"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2388"]
[BlackElo "2480"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. a3 b5 8. g4 Bb7
9. Bg2 Nc6 10. g5 Nd7 11. Nxc6 Bxc6 12. Qd4 a5 13. O-O e5 14. Qd3 Rb8 15. Nd5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "3"]
[White "Santiago, Yago De Moura"]
[Black "Dos Santos Dutra, Fernando Junior Freire"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2467"]
[BlackElo "2262"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. g3 O-O 6. Bg2 c6 7. O-O Nbd7 8. Qc2 Re8
9. Rd1 b6 10. a3 Bf8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qxc6 Bd7 15. Qb7
Ba4 16. Re1 Re7 17. Qa6 Bc6 18. Ne5 Bxg2 19. Kxg2 Qc8 20. Qxc8 Rxc8 21. Be3 Nd7 22.
Nxd7 Rxd7 23. Rec1 Be7 24. c5 b5 25. a4 b4 26. a5 f5 27. Rc4 b3 28. Ra3 Rb7 29. Rc3
Rb5 30. Raxb3 Rxa5 31. Rb7 Bf6 32. c6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "4"]
[White "Ticona Rocabado, Licael Roderick"]
[Black "Shumyatsky, Victor"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2350"]
[BlackElo "2457"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. e3 b6 4. Nf3 Bb7 5. Nbd2 g6 6. Be2 Bg7 7. O-O O-O 8. b3 d6
9. Bb2 Nbd7 10. Qc2 c5 11. Rfd1 Qc7 12. Rac1 Rac8 13. Nf1 Qb8 14. Qb1 cxd4 15. Nxd4
a6 16. Bf3 Rfd8 17. Ng3 Ne5 18. Bxb7 Qxb7 19. Nde2 h5 20. h3 h4 21. Nf1 g5 22. Nh2
Qe4 23. Bxe5 dxe5 24. Nf3 Rxd1+ 25. Rxd1 Qxb1 26. Rxb1 e4 27. Nfd4 Bf8 28. Rd1 Be7
29. Kf1 Kf8 30. g4 Ke8 31. Kg2 Rd8 32. Nc3 Bb4 33. Nc6 Rxd1 34. Nxd1 Bd6 35. b4 Kd7
36. b5 axb5 37. cxb5 Bc7 38. f3 Kd6 39. Nc3 exf3+ 40. Kxf3 Kc5 41. Nd4 Kc4 42. Ne4
Nxe4 43. Kxe4 Bd8 44. Nc6 Bf6 45. a4 Kc5 46. Kd3 Kd6 47. Ke4 Kc5 48. Kd3 Kd6 49.
Ke4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "5"]
[White "Flores Quillas, Diego Saul Rodri"]
[Black "Tsuboi, Edson Kenji"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2429"]
[BlackElo "2200"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 d6 8. O-O Bd7
9. Re1 Be7 10. Nxc6 Bxc6 11. Ne2 Nf6 12. Nd4 O-O 13. b3 d5 14. Bf4 Qd8 15. e5 Nd7
16. Qg4 Kh8 17. c4 Nb6 18. Red1 Qe8 19. Be3 Bd8 20. Rac1 Rc8 21. cxd5 exd5 22. Nf5
g6 23. Nd6 Qe6 24. Qxe6 fxe6 25. Bh3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "6"]
[White "Santanna, Paulo"]
[Black "De Menezes, Ricardo Fagner Dias"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2021"]
[BlackElo "1675"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 Be7 5. Bb2 c6 6. Nc3 Nbd7 7. d4 b6 8. Bd3 Bb7
9. Qe2 c5 10. cxd5 exd5 11. O-O O-O 12. Rac1 Re8 13. Rfd1 Bf8 14. Ba6 Qc8 15. Bxb7
Qxb7 16. dxc5 bxc5 17. Qd2 Nb6 18. a4 Rad8 19. a5 Na8 20. Qc2 Nc7 21. Na4 Ne4 22.
Ne5 Ne6 23. f3 Nf6 24. Nd3 Rb8 25. Be5 Rbc8 26. Bxf6 gxf6 27. Nf2 c4 28. Ng4 Bg7
29. Rb1 cxb3 30. Qxb3 Qxb3 31. Rxb3 Rc4 32. Nb2 Rc2 33. Nd3 h5 34. Ngf2 Bf8 35. Nb4
Bxb4 36. Rxb4 Re2 37. e4 d4 38. Nd3 Ra2 39. Rb2 Rxa5 40. Rbd2 Rc8 41. Nb4 Rc4 42.
Nd5 Kg7 43. Ne7 Kh7 44. Nf5 Raa4 45. Kf1 Rcb4 46. g3 a5 47. Ke2 Rc4 48. h4 Rab4 49.
Nd6 Rc3 50. Nf5 Rcc4 51. Nd6 Rc6 52. Nf5 a4 53. Nxd4 a3 54. Nxe6 fxe6 55. Rd3 Rb2+
56. R3d2 Rxd2+ 57. Kxd2 Rd6+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "7"]
[White "Da Silva, Lucas Pereira Mendes"]
[Black "Guedes, Washington Luis"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1974"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 d6 5. d4 a6 6. Bd3 Nc6 7. a3 O-O 8. Nbd2 Re8
9. O-O e5 10. dxe5 dxe5 11. Ne4 Bf5 12. Nxf6+ Qxf6 13. e4 Bg4 14. Be2 Rad8 15. Qe1
Qf4 16. h3 Bxf3 17. Bxf3 Nd4 18. Bd1 Qh4 19. f3 Qg5 20. Bc1 Qe7 21. Be3 f5 22. c3
fxe4 23. fxe4 Ne6 24. b4 Rd3 25. Bc2 Rd7 26. Rd1 Rxd1 27. Qxd1 Nf4 28. Kh2 c6 29.
g3 Nh5 30. Bb3+ Kh8 31. Rf7 Rd8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "8"]
[White "Terao, Juliana Sayumi"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2198"]
[BlackElo "2410"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nbd7 5. Bd3 g6 6. O-O Bg7 7. Re1 O-O 8. Bc2 e5
9. d4 Nh5 10. dxe5 Nxe5 11. Na3 Nxf3+ 12. Qxf3 Be6 13. Rd1 Qb6 14. Qd3 Rfd8 15. Nc4
Qa6 16. Ne3 Qxd3 17. Bxd3 Nf6 18. c4 Nd7 19. Rb1 Ne5 20. b3 a5 21. a4 Re8 22. Bf1
Rad8 23. Bb2 f5 24. exf5 Bxf5 25. Nxf5 gxf5 26. Bd3 Rf8 27. f4 Nc6 28. Re1 Bxb2 29.
Rxb2 Nd4 30. Re7 Rf7 31. Rxf7 Kxf7 32. g4 h5 33. g5 h4 34. Kf2 Re8 35. Rb1 Re7 36.
Rb2 Kg6 37. Rb1 Kf7 38. Rb2  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "9"]
[White "Vargas, Goncalo Cintra"]
[Black "Perdomo, Leandro"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2041"]
[BlackElo "2382"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 O-O 5. g3 d6 6. Bg2 e5 7. d3 c5 8. O-O Nc6 9.
Nc3 Ne8 10. Qd2 Nc7 11. Rad1 a6 12. e3 f5 13. Na4 Ne6 14. Nc3 Bd7 15. Nd5 b5 16.
Ne1 g5 17. f4 g4 18. Bc3 b4 19. Ba1 a5 20. Nc2 a4 21. Rb1 axb3 22. axb3 Ra2 23. Rb2
Ra7 24. Rbb1 Be8 25. Rf2 Ra2 26. Rbf1 Nc7 27. fxe5 dxe5 28. Qd1 Nxd5 29. Bxd5+ Kh8
30. e4 Qg5 31. exf5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "10"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Santos, Marcus Vinicius Moreira"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2033"]
[BlackElo "2331"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 d6 6. O-O Nc6 7. h3 Nd7 8. c4 e5
9. Bh2 f5 10. Nc3 g5 11. Rc1 g4 12. hxg4 fxg4 13. Ne1 exd4 14. exd4 Nxd4 15. Bxg4
Ne5 16. Bxc8 Rxc8 17. Nd5 c6 18. Ne3 Qh4 19. Bg3 Qe4 20. Rc3 Rf7 21. f3 Qg6 22. Bh2
Rcf8 23. Qxd4 Nxf3+ 24. Nxf3 Bxd4 25. Nxd4 Rxf1+ 26. Nxf1 Qb1 27. Nf3 Qxb2 28. Rd3
Qb6+ 29. Ne3 Qb1+ 30. Rd1 Qxa2 31. Rd2 Qb3 32. Kf2 Re8 33. Bf4 a5 34. Rxd6 a4 35.
Rd7 a3 36. Ng4 Qb2+ 37. Kg3 Re6 38. Ng5 Qc3+ 39. Kh2 Qxc4 40. Nxe6 Qxe6 41. Nh6+
Kf8 42. Rxb7 a2 43. Ra7 Qf6 44. Ra8+ Ke7 45. Ng8+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "11"]
[White "Gemy, Jose Daniel"]
[Black "Cardoso, Maria Paula Da Silva"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "2329"]
[BlackElo "1780"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7
9. O-O-O Nbd7 10. g4 h6 11. Bxf6 Bxf6 12. h4 Nb6 13. g5 Bxd4 14. Rxd4 Qc5 15. Rd2
Bd7 16. g6 f6 17. Be2 Na4 18. Rhd1 Rc8 19. Rxd6 Nxc3 20. Qxc3 Qxc3 21. bxc3 Rc7 22.
Bc4 Ke7 23. Bb3 Ra8 24. a4 b5 25. a5 Raa7 26. Rb6 Rxc3 27. Rdd6 Rac7 28. Kb2 R3c6
29. e5 fxe5 30. fxe5 Rc5 31. Bxe6 Rxc2+ 32. Kb3 R2c3+ 33. Kb4 Bc8 34. Bb3 Re3 35.
Rdc6 Rxc6 36. Rxc6 Bd7 37. Rxa6 Rxe5 38. Rb6 Re4+ 39. Kc5 Re3 40. Bd5 Ra3 41. a6
Ra1 42. Bc6 Rc1+ 43. Kxb5 Rb1+ 44. Kc5 Rc1+ 45. Kd5 Rd1+ 46. Ke5 Rd6 47. a7 Re6+
48. Kd5 Rd6+ 49. Kc5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "12"]
[White "Melian, Juan Sebastian"]
[Black "Cruz, Natan Gomes"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2238"]
[BlackElo "1888"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nbd7 6. Qa4 a6 7. Qxc4 b5 8. Qc2 Bb7
9. O-O Be7 10. Bg5 h6 11. Bd2 Rc8 12. Ba5 Nb6 13. Rd1 Nc4 14. Qc1 O-O 15. b3 Nd6
16. Nbd2 Bd5 17. Qb1 Nfe4 18. Nxe4 Nxe4 19. Be1 Nf6 20. Qb2 Qd6  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "13"]
[White "Silva, Kaua Marques"]
[Black "Cunha, Lucas Aguiar"]
[Result "0-1"]
[ECO "B63"]
[WhiteElo "2142"]
[BlackElo "2230"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 h6 8. Bxf6
gxf6 9. O-O-O a6 10. f4 h5 11. Kb1 Qb6 12. Nxc6 bxc6 13. Bc4 Rb8 14. Bb3 Be7 15.
Qd3 Kf8 16. Rhf1 a5 17. Na4 Qc7 18. f5 e5 19. Rf3 Rh7 20. Rh3 d5 21. Qf3 dxe4 22.
Qxe4 Rb4 23. c4 c5 24. Nc3 Qb7 25. Qxb7 Bxb7 26. g4 Bc6 27. Rxh5 Rxh5 28. gxh5 a4
29. Rg1 axb3 30. h6 Bd7 31. axb3 Bxf5+ 32. Ka2 Rb8 33. h4 Ra8+ 34. Na4 Bd6 35. Rf1
Bd3 36. Rxf6 Ke7 37. Rf2 f5 38. Rg2 f4 39. h7 Kf7  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "14"]
[White "Damasio, Fabio Ferreira"]
[Black "Passos, Marco Aurelio Novaes"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "1296"]
[BlackElo "1671"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. exf5 e4 5. Qe2 Qe7 6. Bxc6 dxc6 7. Ng1 Bxf5 8. Nc3
Nf6 9. h3 O-O-O 10. Nd1 Nd5 11. g3 Qc5 12. c3 Kb8 13. Ne3 Bg6 14. h4 h5 15. Nh3 Bd6
16. O-O Nxe3 17. Qxe3 Qf5 18. Kg2 Be5 19. b3 Rd3 20. Qg5 Qf3+ 21. Kg1 Bf5 22. Kh2
Qe2 23. Ba3 Rxg3 24. Qxf5 Rg5+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "15"]
[White "Alves, Josue Flor De Souza"]
[Black "Leon Lopes, Sergio Amadeus"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "1551"]
[BlackElo "1858"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 d5 7. Bg2 O-O 8. O-O
Bb7 9. cxd5 exd5 10. Ne5 Nfd7 11. Ndf3 Re8 12. Rc1 f6 13. Nd3 a5 14. e3 Na6 15. Nh4
g6 16. Nf4 Nf8 17. Nf3 Qd6 18. h4 Ne6 19. Nxe6 Qxe6 20. Qb3 Rad8 21. Rfd1 Kg7 22.
Ne1 Qd6 23. Nd3 Bc8 24. Nf4 Be6 25. Bf1 Nb8 26. Qc3 c6 27. a3 a4 28. Qc2 b5 29. Bd3
f5 30. Nh3 Rc8 31. Ng5 Nd7 32. Qd2 Nb6 33. Qc2 Nc4 34. Nf3 Ra8 35. Kg2 Bd7 36. Rh1
h5 37. Ng5 Re7 38. Nf3 Rc8 39. Bxc4 dxc4 40. Ne5 Be6 41. Rhd1 Kh7 42. Kh2 Bd5 43.
Qd2 Qf6 44. f4 Qe6 45. Qb4 Be4 46. Qc5 Qd5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "16"]
[White "Jorge, Denrick Cabral Jose"]
[Black "Blanco, Gustavo Jose Bachur"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1874"]
[BlackElo "1491"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Be3 d6 6. Qd2 Nf6 7. Bh6 O-O 8. h4 d5 9.
Bxg7 Kxg7 10. h5 Nxh5 11. Be2 d4 12. Nd5 e6 13. g4 exd5 14. gxh5 Qa5 15. Qxa5 Nxa5
16. exd5 b6 17. c4 dxc3 18. bxc3 Bf5 19. Kd2 Rad8 20. c4 Nb7 21. Bf3 Nd6 22. Ne2
f6 23. Nf4 Rfe8 24. Rae1 g5 25. h6+ Kf8 26. Nh5 Kf7 27. Ng7 Rxe1 28. Rxe1 Kg6 29.
Nxf5 Kxf5 30. Bh5 g4 31. Re7 Kg5 32. Bf7 Nxf7 33. Rxf7 Kxh6 34. Rxf6+ Kg7 35. Re6
Rf8 36. Re7+ Kg6 37. Ke2 a6 38. Re6+ Rf6 39. Rxf6+ Kxf6 40. a4 h5 41. Kf1 h4 42.
Kg2 Ke5 43. Kh2 b5 44. cxb5 axb5 45. a5 Kxd5 46. a6 Kc6 47. Kg2 b4 48. f4 gxf3+ 49.
Kxf3 b3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "17"]
[White "Yokomizo, Wilton"]
[Black "Jenidarchiche, Douglas Rodrigo"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "1395"]
[BlackElo "1845"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. f4 g6 2. Nf3 d5 3. g3 Bg7 4. Bg2 Nc6 5. c3 Bg4 6. O-O Qd7 7. Na3 h5 8. d4 Nf6
9. Qd3 Ne4 10. Ne5 Nxe5 11. fxe5 Bf5 12. Qf3 O-O-O 13. Nc2 Bh6 14. Ne3 Bxe3+ 15.
Qxe3 Rh7 16. c4 c6 17. cxd5 cxd5 18. Bd2 h4 19. Bxe4 Bxe4 20. Qc3+ Kb8 21. e6 Qxe6
22. Bf4+ Ka8 23. Rac1 Qh3 24. Rf2 g5 25. Qc7 Rhh8 26. Rc3 gxf4 27. Rb3 Qd7 28. Qxf4
hxg3 29. Rxg3 Rdg8 30. Rxg8+ Rxg8+ 31. Kf1 Qa4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "18"]
[White "Hirota Da Silva, Nilton"]
[Black "Bianchini, Marlon"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1827"]
[BlackElo "1255"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. b3 e6 3. Nf3 Nc6 4. Bb2 d5 5. exd5 exd5 6. Bb5 Nf6 7. O-O Be7 8. Ne5
Qc7 9. Re1 Be6 10. Nxc6 bxc6 11. Be5 Qc8 12. Bf1 O-O 13. h3 Re8 14. Nc3 Nd7 15. Bg3
Bf6 16. Rb1 Bf5 17. Rxe8+ Qxe8 18. Ba6 Ne5 19. Na4 Qe7 20. Rc1 Bc8 21. Bf1 d4 22.
f4 Nd7 23. Qf3 Bb7 24. Re1 Qd6 25. Bd3 Rd8 26. Nb2 Nb6 27. Nc4 Nxc4 28. Bxc4 Bc8
29. d3 Qd7 30. Qh5 Re8 31. Bxf7+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "19"]
[White "Van Riemsdijk, Dirk D."]
[Black "Leal, Alexandre Garcia"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1789"]
[BlackElo "1899"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. f3 Bd7
9. Qd2 a6 10. Rc1 O-O 11. Be2 Ne8 12. O-O f5 13. exf5 gxf5 14. Nd5 Nxd4 15. Bxd4
Bxd4+ 16. Qxd4 e6 17. Nb6 Rb8 18. Rfd1 Rf7 19. f4 Bc6 20. c5 Rg7 21. Bf1 d5 22. Re1
Nc7 23. b4 Qe8 24. Re5 Qg6 25. a4 h5 26. Rc3 h4 27. Ree3 Re8 28. Re5 Kh7 29. Rh3
Qg4 30. g3 Rh8 31. Re3 Kg8 32. Qf6 Qd1 33. Rxh4 Rxh4 34. Qxh4 Qd4 35. Qd8+ Kh7 36.
Kf2 Qxb4 37. Qh4+ Kg8 38. g4 Qxc5 39. Qd8+ Kh7 40. Nc8 d4 41. Rh3+ Kg6 42. gxf5+
Qxf5 43. Bd3 Be4 44. Rg3+ Kh7 45. Qh4+ Qh5 46. Qxh5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "20"]
[White "Oliveira, Silvio Eduardo"]
[Black "Pironti, Francisco Ferrari"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2297"]
[BlackElo "1953"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. h3 Qc7
9. g4 h6 10. g5 hxg5 11. Nxg5 b6 12. a4 b5 13. Nd5 Nxd5 14. Qxd5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "21"]
[White "Carvalho Jr, Celestino"]
[Black "Marra, Eduardo Da Costa"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1939"]
[BlackElo "2189"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d6 6. Bd3 Nbd7 7. O-O e5 8. h3 Qe7
9. Bc2 b6 10. b3 Bb7 11. d5 c6 12. dxc6 Bxc6 13. e4 Nc5 14. Re1 Qb7 15. Qe2 Nh5 16.
b4 Ne6 17. b5 Bd7 18. Ba3 Nhf4 19. Qd1 Rfc8 20. Bb3 Nc5 21. Kh2 Be6 22. Ng5 Qe7 23.
Nxe6 fxe6 24. g3 Nfd3 25. Rf1 Rf8 26. Qe2 Nf4 27. gxf4 exf4 28. Qf3 Nd7 29. e5 Nxe5
30. Qe4 Ng4+ 31. Kg1 Bxc3 32. Rac1 Nf6 33. Qxf4 Nh5 34. Qe3 Bf6 35. Rcd1 Rad8 36.
f4 Ng7 37. Rfe1 Rfe8 38. Qe4 Nf5 39. Bb4 Qg7 40. Rd3 Bd4+ 41. Kh2 Qf6 42. Re2 Bc5
43. Bc3 Qh4 44. Qf3 Rd7 45. Bc2 Rf7 46. Qg4 Qd8 47. Rf3 Bd4 48. Bb4 Qc7 49. Bb3 Bc5
50. Bc3 e5 51. Bc2 Ref8 52. fxe5 dxe5 53. Be4 Nd4 54. Rxf7 Rxf7 55. Bxd4 exd4+ 56.
Kg2 Kg7 57. Bd5 Re7 58. Qf3 Rxe2+ 59. Qxe2 Qf4 60. Qf3 Qg5+ 61. Kh1 d3 62. Qg4 Qc1+
63. Kg2 Qg1+ 64. Kf3 Qf2+ 65. Ke4 Qe3#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "22"]
[White "Batista, Renato Luiz"]
[Black "Ikejiri, Daniel Yoshito"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2174"]
[BlackElo "1916"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. a4 Nge7 7. d3 O-O 8. Be3 d6
9. Nc3 Nd4 10. h3 Nxb5 11. axb5 Bd7 12. Qb1 Qe8 13. b4 b6 14. bxc5 dxc5 15. Nd2 Be6
16. Ra4 Qd7 17. Kh2 Nc8 18. f3 Nd6 19. Nc4 f5 20. Rd1 f4 21. Bf2 g5 22. Qa1 Nc8 23.
Ne2 Qxb5 24. Rb1 Qe8 25. Ra6 Bxc4 26. dxc4 Qe6 27. Bxc5 Re8 28. Qa2 Kh8 29. Nc3 Qc6
30. Bb4 Bf8 31. Bxf8 Rxf8 32. Nd5 Nd6 33. c5 Qxc5 34. Nxb6 Rad8 35. Nd5 Qf2 36. c3
Qg3+ 37. Kg1 Nc8 38. Qf2 Qxf2+ 39. Kxf2 Rf7 40. Rb8 Rfd7 41. Nf6 Rd2+ 42. Kg1 Rd1+
43. Kh2 Kg7 44. Rb7+ Kf8 45. Nxh7+ Kg8 46. Rg6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "23"]
[White "Cristino, Felipe Borges"]
[Black "Fernandes De Sousa, Julio Cesar"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1890"]
[BlackElo "2162"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 Be7 8. Nge2
Nf8 9. Qc2 g6 10. f3 Ne6 11. Bh4 O-O 12. Bf2 b6 13. O-O c5 14. Qd2 a6 15. Bc2 Bb7
16. Kh1 Re8 17. h3 Bf8 18. Rfd1 Bh6 19. Qe1 Qe7 20. Qg1 Rad8 21. Re1 Nf8 22. Nf4
N8d7 23. g4 cxd4 24. exd4 Qd6 25. Nd3 Bg7 26. Bg3 Qc6 27. Ne5 Nxe5 28. Bxe5 b5 29.
a3 h5 30. Bd3 Re6 31. Re2 hxg4 32. hxg4 Nd7 33. Bxg7 Kxg7 34. Rae1 Rh8+ 35. Rh2 Rxh2+
36. Kxh2 b4 37. Rxe6 Qxe6 38. axb4 Qd6+ 39. Qg3 Qxb4 40. Qc7 Qxb2+ 41. Kg3 Nf8 42.
Qe5+ Kh7 43. Nxd5 Bxd5 44. Qxd5 Ne6 45. Bxa6 Qa1 46. f4 Qxa6 47. f5 Qd3+ 48. Kh2
gxf5 49. gxf5 Qxd4 50. Qb5 Qf2+ 51. Kh3 Qf3+ 52. Kh4 Qf4+ 53. Kh3 Ng5+ 54. Kg2 Qf3+
55. Kh2 Qf2+ 56. Kh1 Nf3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "24"]
[White "Awoki, Daniel Teidi"]
[Black "Santos, Abel Cardoso Dos"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2152"]
[BlackElo "1854"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 c6 5. Nf3 d6 6. O-O e5 7. d3 O-O 8. Rb1 a5 9.
a3 Qe7 10. b4 axb4 11. axb4 h6 12. b5 d5 13. e4 d4 14. Na4 Nbd7 15. Qb3 c5 16. b6
Ne8 17. Ba3 Ra5 18. Bh3 Qd6 19. Kg2 f5 20. Nh4 Qc6 21. Nb2 fxe4 22. dxe4 Qxe4+ 23.
Kg1 Qc6 24. Bg2 e4 25. Rfe1 Qf6 26. Bxe4 Qxf2+ 27. Kh1 Ne5 28. Nd3 Nxd3 29. Qxd3
Nf6 30. Nxg6 Nxe4 31. Qxe4 Qf3+ 32. Qxf3 Rxf3 33. Ne7+ Kh7 34. Nxc8 Raxa3 35. Kg2
Rfc3 36. Nd6 Rc2+ 37. Kh3 Kg6 38. Nxb7 Raa2 39. Rh1 Be5 40. Nxc5 Rxc4 41. Nd7 Bd6
42. b7 Ra5 43. Rb6 Rh5+ 44. Kg2 Rc2+ 45. Kf3 Rf5+ 46. Ke4 Re2+ 47. Kxd4 Rd2+ 48.
Kc3 Rff2 49. Rc1 Kf5 50. Rxd6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "25"]
[White "Correa, Joao Pedro Vieira"]
[Black "Saito, Vinicius"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1864"]
[BlackElo "2147"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 e5 7. Be3 Qe7 8. Nc3 Nf6
9. Qd2 O-O 10. Bh6 Nh5 11. Bxg7 Nxg7 12. Ne2 f6 13. O-O Ne6 14. Nh2 Qd6 15. Qe3 b6
16. f4 exf4 17. Nxf4 Qd4 18. Qxd4 cxd4 19. Nxe6 Bxe6 20. Nf3 Rad8 21. Nh4 Kg7 22.
Rf2 Rf7 23. Raf1 c5 24. Kh2 b5 25. b3 a5 26. g4 h6 27. Ng2 Rd6 28. Nf4 Re7 29. Kg3
Bf7 30. h4 Re5 31. Nh3 Bg8 32. g5 hxg5 33. hxg5 fxg5 34. Rf8 c4 35. Ra8 Be6 36. Rxa5
cxd3 37. cxd3 Rc5 38. b4 Rc3 39. Nxg5 Rxd3+ 40. Kh4 Kh6 41. Ra7 Rd2 42. Rh7#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "26"]
[White "Martins De Aguiar, Marina"]
[Black "Ribeiro, Matheus Mendes Domingues"]
[Result "0-1"]
[ECO "C03"]
[WhiteElo "1862"]
[BlackElo "2130"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. c3 e5 5. Ngf3 exd4 6. cxd4 dxe4 7. Nxe4 Bb4+ 8. Nc3
Nf6 9. h3 O-O 10. Bc4 Ne4 11. Bd2 Nxd2 12. Qxd2 Re8+ 13. Be2 Qe7 14. Kf1 Bf5 15.
Bb5 Red8 16. Bxc6 bxc6 17. Qf4 Bd3+ 18. Kg1 Bd6 19. Qe3 Qxe3 20. fxe3 c5 21. Rd1
cxd4 22. Nxd4 Bg6 23. Kf2 Re8 24. Ncb5 Be5 25. Nc6 Be4 26. Nxe5 Rxe5 27. Nd4 Rb8
28. Rd2 Rc5 29. b3 Rd5 30. Rhd1 Rbd8 31. b4 g6 32. g4 a5 33. b5 Rc5 34. Rb2 Rd6 35.
Kg3 Rc3 36. Kf4 Bb7 37. Ra1 f6 38. Rd1 Rc4 39. Kg3 a4 40. Rd3 Be4 41. Rdd2 Kf7 42.
Kf4 Bb7 43. Rd1 Rd5 44. Kg3 h5 45. Rf2 Rc3 46. Re2 hxg4 47. hxg4 Bc8 48. Kf4 Bb7
 0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "27"]
[White "Do Nascimento, Christian Almeida"]
[Black "Rigonati, Eduardo Enrico Santana"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2123"]
[BlackElo "1827"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bg5 Nc6 3. Nf3 d6 4. Nc3 Bg4 5. e3 e5 6. Bb5 exd4 7. Qxd4 Bd7 8. Qh4
Be7 9. O-O-O h6 10. Rhe1 Nh7 11. Bxe7 Qxe7 12. Qa4 Nf6 13. e4 O-O 14. Nd5 Qd8 15.
Nxf6+ Qxf6 16. e5 Qg6 17. exd6 cxd6 18. Qf4 Ne5 19. Bxd7 Nxd7 20. Rxd6 Nf6 21. Nh4
Qg5 22. Qxg5 hxg5 23. Nf5 Rfe8 24. Rdd1 Kf8 25. Nd6 Rxe1 26. Rxe1 b6 27. Re5 Rd8
28. Ne4 Nxe4 29. Rxe4 Rd5 30. c4 Rd6 31. Kc2 f5 32. Re5 g6 33. Kc3 Rd1 34. f3 Kf7
35. Re2 Kf6 36. b4 Rh1 37. h3 g4 38. hxg4 fxg4 39. fxg4 Kg5 40. c5 bxc5 41. bxc5
Kf6 42. Kc4 Rc1+ 43. Kd5 a5 44. Kd6 Rd1+ 45. Kc7 a4 46. c6 a3 47. Re3 Rd2 48. Rxa3
Ke6 49. Kb7 Rb2+ 50. Rb3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "28"]
[White "Deus Filho, Joaquim De"]
[Black "Cueto, Jonny"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1848"]
[BlackElo "2108"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. f4 c6 3. Nf3 d5 4. Nc3 dxe4 5. Nxe4 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. b3 Nf6
9. Bb2 Nxe4 10. Qxe4 Qh4+ 11. Kd1 Nd7 12. d4 Bd6 13. Bc1 g5 14. Bd3 Bxf4 15. Bxf4
Qxf4 16. Qxf4 gxf4 17. Rf1 Rg8 18. Rf2 Rg7 19. Bf1 f5 20. Rxf4 Nf6 21. Kc1 O-O-O
22. c3 Rg3 23. Kb2 Nd5 24. Rf3 Rxf3 25. gxf3 Rg8 26. Re1 Rg1 27. c4 Nf4 28. Kc2 Kd7
29. Kd2 Rh1 30. d5 exd5 31. cxd5 Rh2+ 32. Kc1 cxd5 33. a4 Kd6 34. Rd1 h5 35. b4 h4
36. a5 a6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "29"]
[White "De Albuquerque, Ian Telek C."]
[Black "Dias, Clara"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2089"]
[BlackElo "1717"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nf3 Be6 8. g4 h6
9. g5 hxg5 10. Nxg5 Nc6 11. Be3 d5 12. exd5 Nxd5 13. Nxe6 fxe6 14. Qg4 Qf6 15. Nxd5
exd5 16. O-O-O Qf7 17. Kb1 Be7 18. Bg2 d4 19. Bd2 Rh4 20. Qe2 Qf5 21. Rhe1 Bf6 22.
f4 Rc8 23. Be4 Qd7 24. fxe5 Nxe5 25. Qf2 Kd8 26. Ba5+ Ke7 27. Bf5 Qb5 28. Bxc8 Qxa5
29. Bxb7 Kf8 30. Re4 Rxh3 31. Qf5 Rf3 32. Qc8+ Kf7 33. Rxe5 Qxe5 34. Bxf3 d3 35.
Qb7+ Kf8 36. cxd3 Qd4 37. Bd5 g5 38. Qf7#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "30"]
[White "Sanches De Carvalho, Fabio"]
[Black "Vargas, Gabriela"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1838"]
[BlackElo "2084"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. c4 d5 3. Nc3 h6 4. Nf3 Nf6 5. cxd5 exd5 6. Bf4 Bd6 7. Bxd6 Qxd6 8. e3
c6 9. Bd3 O-O 10. O-O Bg4 11. h3 Bxf3 12. Qxf3 Nbd7 13. Ne2 Rfe8 14. Ng3 Qe6 15.
Nf5 Nf8 16. Rad1 Ne4 17. h4 Rad8 18. Rfe1 Ng6 19. h5 Ne7 20. Ng3 Nc8 21. Qf4 Ncd6
22. Nf1 Qf6 23. Qxf6 Nxf6 24. Ng3 Nde4 25. Nxe4 dxe4 26. Be2 Rd5 27. Rc1 Nxh5 28.
b4 Nf6 29. a4 a6 30. Rc5 Red8 31. Rec1 Rxc5 32. bxc5 Nd5 33. Bc4 Rd7 34. a5 Kf8 35.
Rc2 Ke7 36. Kf1 Kd8 37. Ke2 Kc7 38. Kd2 Re7 39. Rc1 Re6 40. Ke2 Rg6 41. g3 f5 42.
Rh1 Rf6 43. Rh5 g5 44. Ke1 Ne7 45. Bb3 Kd7 46. Ke2 Nd5 47. Bc2 Ke7 48. Rh1 Ke6 49.
Kd2 Kd7 50. Rb1 Kc7  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "31"]
[White "Kropff, Ricardo"]
[Black "De Paula, Bruno Cesar Lima"]
[Result "1-0"]
[ECO "C36"]
[WhiteElo "2052"]
[BlackElo "1676"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Bg4 5. d4 Qxd5 6. Bxf4 Nc6 7. Be2 O-O-O 8.
c3 Qe4 9. Bg3 Bd6 10. Bxd6 Rxd6 11. Nbd2 Qe7 12. O-O Nf6 13. Bb5 Qe3+ 14. Kh1 Ne4
15. Nxe4 Qxe4 16. Ng5 Qxg2+ 17. Kxg2 Bxd1 18. Nxf7 Rg6+ 19. Kh1 Bc2 20. Rae1 Rg8
21. Re2 a6 22. Bc4 b5 23. Nd6+ cxd6 24. Bxg8 Bd3 25. Rf8+ Kd7 26. Re3 Bb1 27. Bxh7
Rg5 28. Rf7+ Kd8 29. Bxb1  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "32"]
[White "Branquinho, Eduardo De Medeiros"]
[Black "Cordero, Daniela"]
[Result "1/2-1/2"]
[ECO "C12"]
[WhiteElo "1815"]
[BlackElo "2028"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 g6
9. Bd3 Nxd2 10. Kxd2 c5 11. Nf3 Qa5 12. h4 Nc6 13. Qf4 cxd4 14. Nxd4 Nxd4 15. Qxd4
Bd7 16. Qb4 Qc7 17. f4 Rc8 18. a4 Bc6 19. Rhg1 Rg8 20. g3 a6 21. Qc5 Qe7 22. Qxe7+
Kxe7 23. Ke3 Rc7 24. Kd4 Rgc8 25. Ra3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "33"]
[White "Lima, Hamilton Da Silva"]
[Black "Santos, Isaque Goncalves"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1778"]
[BlackElo "1996"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. c3 Nc6 7. O-O a5 8. a4 cxd4
9. cxd4 Nb4 10. Bb5 Be7 11. Ne1 O-O 12. f4 f5 13. Ra3 Nb8 14. Rh3 N8c6 15. Be3 Rf7
16. Nf3 Na7 17. Ng5 Bxg5 18. fxg5 Nxb5 19. axb5 g6 20. Rf4 Bd7 21. Nc3 Qb6 22. Qe2
Rc8 23. Rh6 Rg7 24. h4 Be8 25. g4 Qc7 26. gxf5 exf5 27. Rf1 Qc4 28. Qf3 Bxb5 29.
Nxb5 Qxb5 30. h5 Rc2 31. hxg6 hxg6 32. e6 Rc6 33. Rxg6 Rxg6 34. Qxf5 Qxf1+ 35. Kxf1
Rcxe6 36. Bf4 Nc6 37. Qxd5 Kf7 38. Qf5+ Ke7 39. d5 Nd4 40. Qd3 Rb6 41. Qxd4 Rb4 42.
Qc5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "34"]
[White "Fernandez Barrero, Javier"]
[Black "Simeao, Miguel Roberto Ranieri"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1743"]
[BlackElo "1962"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. f4 e6 5. Nf3 Nd7 6. Bd3 Bxd3 7. Qxd3 Ne7 8. Be3 Nf5
9. Bf2 h5 10. Nbd2 Be7 11. Nf1 Qb6 12. Ne3 Nxe3 13. Bxe3 g6 14. O-O Qb5 15. a4 Qxd3
16. cxd3 a5 17. Rfc1 Bb4 18. Bd2 Bxd2 19. Nxd2 h4 20. Kf2 Rh5 21. Nb3 Ra7 22. Rc2
Nb8 23. Rc5 b6 24. Rc3 Kd7 25. Rac1 Rc7 26. Na1 Na6 27. Nc2 Rc8 28. Rb3 Kc7 29. Na3
Kb7 30. Nc2 Rf5 31. Ke3 Rg8 32. Rf1 g5 33. Ne1 c5 34. dxc5 Nxc5 35. Ra3 gxf4+ 36.
Rxf4 Rxe5+ 37. Kd2 Rf5 38. Rxh4 Rf2+ 39. Kc3 Re2 40. Ra1 Rc8 41. d4 Ne4+ 42. Kb3
Rc4 43. Rd1 Rb4+ 44. Ka3 Rexb2 45. Rd3 Nd2  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "35"]
[White "Pittoli, Vinicius Eduardo Moreir"]
[Black "De Souza, Ricardo Alves"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1648"]
[BlackElo "1322"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Nf3 O-O 8. Bd3
Re8+ 9. Be3 Bf4 10. Qd2 Nd7 11. O-O-O Bxe3 12. fxe3 Nf8 13. e4 b5 14. e5 a5 15. Rhf1
f5 16. g4 fxg4 17. Ng5 Qd5 18. b3 Be6 19. Be4 Qd7 20. Qf4 Ng6 21. Qg3 Qe7 22. Nxe6
Qxe6 23. Rf2 Rac8 24. Bf5 Qe7 25. Bxc8 Rxc8 26. Qxg4 Rf8 27. Rdf1 a4 28. b4 a3 29.
h4 Nxh4 30. Rh1 Ng6 31. Rxh7 Kxh7 32. Qh5+ Kg8 33. Rh2 f5 34. Qxg6 Qe8 35. Qh7+ Kf7
36. Qxf5+ Ke7 37. Qg5+ Kd7 38. Qxg7+ Kc8 39. Rh7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "36"]
[White "Usui, Gabriella Yumi"]
[Black "Da Rocha, Lucas Sampaio"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "1448"]
[BlackElo "1647"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. b3 c6 7. Bb2 Na6 8. c4 Bf5
9. Nc3 Ne4 10. Nh4 Nxc3 11. Bxc3 Be6 12. Qd2 d5 13. e4 Nc7 14. Rfd1 Qd7 15. Rac1
Rfd8 16. Qc2 Rac8 17. Qe2 b5 18. cxd5 cxd5 19. e5 Na8 20. Bf1 Rb8 21. Ba5 Rdc8 22.
Qd2 Bh3 23. Rxc8+ Rxc8 24. Rc1 Bxf1 25. Kxf1 Bf8 26. Rc3 e6 27. Qc2 Nb6 28. Rxc8
Qxc8 29. Qxc8 Nxc8 30. Nf3 Ba3 31. Ke2 Ne7 32. Bc7 Kf8 33. Ne1 Nc6 34. Nc2 Be7 35.
a3 Ke8 36. b4 Kd7 37. Ba5 f6 38. f4 g5 39. Kd3 gxf4 40. gxf4 Ke8 41. Bc7 Kf7 42.
Ne3 h5 43. f5 fxe5 44. dxe5 Bg5 45. fxe6+ Kxe6 46. Nc2 Bf4 47. h3 Bxe5 48. Bxe5 Kxe5
49. Ke3 d4+ 50. Kf3 Kf5 51. Kg3 Ke4 52. Nxd4 Nxd4 53. Kh4 Ne6 54. Kxh5 Nf4+ 55. Kg5
Nxh3+ 56. Kf6 Kd5 57. Ke7 Kc6 58. Ke6 Nf4+ 59. Ke5 Nd3+ 60. Kd4 Nb2 61. Kc3 Nc4 62.
a4 a6 63. a5 Kd5 64. Kd3 Ke5 65. Kc3 Ke4 66. Kc2 Kd4 67. Kb3 Kd3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "37"]
[White "Bomeisel, Pedro Rangel"]
[Black "Munhoz, Joao Pedro"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1385"]
[BlackElo "1608"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 b6 7. f4 Nge7 8. Nf3 O-O
9. d4 cxd4 10. Nxd4 Bb7 11. O-O d5 12. exd5 exd5 13. Qd2 Qd7 14. Nce2 Rfe8 15. Rad1
Rad8 16. Rfe1 h6 17. c3 Kh7 18. Qc2 Ng8 19. Bf2 f5 20. Nxc6 Qxc6 21. Nd4 Qd7 22.
Qd2 Nf6 23. Nc2 Rxe1+ 24. Rxe1 Ne4 25. Bxe4 dxe4 26. Bd4 Qd5 27. Re3 Qxa2 28. Nb4
Qc4 29. Nc2 Ba6 30. Re1 Bb7 31. Ne3 Bxd4 32. cxd4 Qxd4 33. Qxd4 Rxd4 34. Ra1 a6 35.
Rc1 Rd7 36. Nc4 Rc7 37. Rd1 Rxc4 38. Rd7+ Kg8 39. Rxb7 Rc1+ 40. Kf2 Rc2+ 41. Ke3
Rxb2 42. Kd4 Rb5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "38"]
[White "Aragao Neto, Joao Batista"]
[Black "Baena, Mauricio"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1585"]
[BlackElo "1180"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nc3 Nc6 5. Bf4 Bf5 6. e3 Nf6 7. h3 e6 8. Nf3 Bd6
9. Bxd6 Qxd6 10. Nh4 O-O 11. Nxf5 exf5 12. Bd3 Ne4 13. Qf3 Nb4 14. Bb1 Qa6 15. Qe2
Qxe2+ 16. Kxe2 g6 17. a3 Nxc3+ 18. bxc3 Na6 19. Ba2 Rfd8 20. Rab1 b6 21. c4 Nc7 22.
Rhc1 Rd7 23. cxd5 Nxd5 24. Bxd5 Rxd5 25. Rc7 f4 26. Rbc1 Re8 27. Kf3 fxe3 28. fxe3
Ra5 29. R1c3 Kg7 30. e4 Ra4 31. R7c4 Ra6 32. Kf4 b5 33. Rb4 Rf6+ 34. Ke3 a6 35. d5
Rf1 36. Kd4 Rd1+ 37. Rd3 Re1 38. Re3 Rd1+ 39. Kc5 Rc1+ 40. Kb6 Rcc8 41. Kxa6 Re7
42. Kxb5 Re5 43. Rd4 f5 44. a4 Re7 45. a5 Rb7+ 46. Ka4 Rcb8 47. e5 Rb1 48. d6 Kf7
49. e6+ Kf6 50. e7 Ra1+ 51. Ra3 Rxa3+ 52. Kxa3 Ke6 53. Ka4 Ra8 54. Kb5 h5 55. a6
g5 56. Kb6 g4 57. Kb7 gxh3 58. gxh3 Re8 59. a7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "39"]
[White "Kassab, Alexandre T Canelas"]
[Black "Mattos, Bernardo Cunha"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1800"]
[BlackElo "1567"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. e3 O-O 6. Bd3 dxc4 7. Bxc4 b6 8. O-O Bb7
9. Qe2 Nbd7 10. Rd1 Qc8 11. e4 Bb4 12. e5 Bxc3 13. bxc3 Nd5 14. Bd2 c5 15. Bd3 h6
16. Qe4 N5f6 17. Qh4 Nh7 18. Bxh6 gxh6 19. Qxh6 f5 20. Qxe6+ Rf7 21. Bc4 Qe8 22.
Qxf5 Kf8 23. Bxf7 Qxf7 24. Qxf7+ Kxf7 25. d5 Ke7 26. c4 Rf8 27. Re1 Rf4 28. Rad1
Rxc4 29. e6 Ndf6 30. d6+ Kd8 31. e7+ Ke8 32. d7+ Nxd7 33. Rxd7 Bc6 34. Rd8+ Kf7 35.
Ne5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "40"]
[White "Dos Santos, Andre Vicente"]
[Black "De Brito E Silva, William"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1800"]
[BlackElo "1549"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Be3 Bxe3 7. fxe3 O-O 8. O-O
Ng4 9. Qe2 Na5 10. Nbd2 Nxc4 11. Nxc4 f5 12. Ncd2 f4 13. exf4 exf4 14. h3 Ne3 15.
Rf2 c6 16. d4 Be6 17. Nf1 Bc4 18. Qd2 Bxf1 19. Raxf1 Nxf1 20. Rxf1 Qa5 21. a3 Rae8
22. Re1 Qb6 23. Kh1 h6 24. e5 Qd8 25. Qd3 Re6 26. Qc4 d5 27. Qd3 b5 28. Re2 Qe8 29.
Nh2 Qg6 30. Qxg6 Rxg6 31. Nf3 Re6 32. Kh2 g5 33. Re1 Kg7 34. Ng1 Kg6 35. Rf1 h5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "41"]
[White "Matiuci, Bernardo Steinle"]
[Black "Re, Vinicius"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1546"]
[BlackElo "1177"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Nc6 7. h3 e5 8. d5 Ne7 9.
Be3 Ne8 10. Nd2 f5 11. exf5 Nxf5 12. O-O Nxe3 13. fxe3 Qg5 14. Rxf8+ Bxf8 15. Kf2
Bh6 16. Nf1 Nf6 17. Qd3 Qf5+ 18. Qxf5 Bxf5 19. Ng3 e4 20. Nxf5 gxf5 21. Rf1 Rf8 22.
Nb5 f4 23. exf4 Bxf4 24. Ke1 Bg3+ 25. Kd1 Be5 26. b4 c6 27. dxc6 bxc6 28. Nxa7 c5
29. b5 Ra8 30. Nc6 Bb2 31. Kc2 Rxa2 32. Kb3 Ra1 33. Kxb2 Rxf1 34. Bxf1 d5 35. b6
d4 36. b7 Nd7 37. b8=Q+ Nxb8 38. Nxb8 d3 39. Nd7 d2 40. Kc2 e3 41. Nxc5 Kf7 42. Be2
Kf6 43. Kd3 Ke5 44. Kxe3 d1=Q 45. Bxd1 Kd6 46. Kf4 Kxc5 47. Kg5 Kxc4 48. Kh6 Kd3
49. Kxh7 Ke3 50. g4 Kf4 51. h4 Kg3 52. g5 Kxh4 53. g6 Kg5 54. g7 Kh4 55. g8=Q Kh3
56. Qg4+ Kh2 57. Be2 Kh1 58. Bf3+ Kh2 59. Qg2#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "42"]
[White "Terra, Bruno De Oliveira"]
[Black "Dos Santos, Felipe Zeuli Biller"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1800"]
[BlackElo "1538"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. Bd3 Bxd3 6. Qxd3 c6 7. Nbd2 Bd6 8. Bg3
Bxg3 9. hxg3 h6 10. Ne5 Qd6 11. Qb3 b6 12. Ndf3 Nbd7 13. O-O O-O 14. c4 Ne4 15. cxd5
cxd5 16. Rfc1 Rfc8 17. Qa4 Nxe5 18. Nxe5 f6 19. Nd3 Qe7 20. Rc2 b5 21. Rxc8+ Rxc8
22. Qxb5 Rc2 23. Qb8+ Kh7 24. Rc1 Rd2 25. Nf4 Rxf2 26. Rc8 Rxf4 27. gxf4 Qf7 28.
Rh8+ Kg6 29. Qe8 Nd6 30. Qxf7+ Kxf7 31. Ra8 Nc4 32. Rxa7+ Kg6 33. Kf2 Nxb2 34. Re7
Nd3+ 35. Kf3 Nb4 36. a4 Nc6 37. Rxe6 Na5 38. Ra6 Nc4 39. g4 h5 40. gxh5+ Kxh5 41.
Ra8 f5 42. a5 Nxa5 43. Rxa5 g5 44. fxg5 Kxg5 45. Ra6 Kh5 46. Kf4 Kh4 47. Rh6#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "43"]
[White "Barberi, Catarina"]
[Black "Staub, Mihaiu"]
[Result "1-0"]
[ECO "A96"]
[WhiteElo "1524"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O d6 7. Nc3 Ne4 8. Qc2 Nxc3
9. Qxc3 Bf6 10. Qc2 Nc6 11. Rd1 Qe8 12. a3 e5 13. d5 Nb8 14. e4 Qh5 15. Re1 a5 16.
Bd2 a4 17. Bc3 Nd7 18. exf5 Nc5 19. Nd2 Bxf5 20. Ne4 Kh8 21. Qe2 Qxe2 22. Rxe2 Nb3
23. Rae1 Rae8 24. Nd2 Nc5 25. Be4 Bg5 26. Bxf5 Bxd2 27. Rxd2 Rxf5 28. f4 e4 29. Rde2
Rf7 30. Bd4 Rfe7 31. Bxc5 dxc5 32. Kf2 h6 33. h3 g6 34. Re3 Kg7 35. R1e2 Kf6 36.
g4 h5 37. Kg3 b6 38. h4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "44"]
[White "Nunes, Rafael Klanfer"]
[Black "Santiago, Mauro"]
[Result "1/2-1/2"]
[ECO "B86"]
[WhiteElo "1789"]
[BlackElo "1516"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Bc4 d6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 a6 7. Bb3 Be7 8. f3 Nbd7
9. Bxe6 fxe6 10. Nxe6 Qb6 11. Nxg7+ Kd8 12. Ne6+ Ke8 13. Ng7+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "45"]
[White "Ferian, Christian"]
[Black "Sulz, Isaque Sathler"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "0"]
[BlackElo "1516"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. e5 Nxe5 8. h3
O-O 9. f4 Nc6 10. g4 d5 11. Qf3 Ne4 12. Nxc6 Bxc3+ 13. bxc3 bxc6 14. Bd4 c5 15. Bg1
Qa5 16. Kd1 Nxc3+ 17. Ke1 Ne4+ 18. Kd1 Qd2#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "46"]
[White "Rojo, Antonio Maia Rosa"]
[Black "Nicacio, Daniel Ramos"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "0"]
[BlackElo "1479"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d6 2. d4 Nd7 3. e3 e5 4. b3 Ngf6 5. Bb2 Qe7 6. Nbd2 e4 7. Ng5 h6 8. Nh3 g6
9. f3 Bg7 10. Qe2 O-O 11. Nf2 d5 12. O-O-O Re8 13. fxe4 Nxe4 14. Ndxe4 dxe4 15. g3
Nf6 16. Bg2 a5 17. a4 Bd7 18. Qc4 c6 19. Qc5 h5 20. Ba3 Qxc5 21. dxc5 Bf5 22. Bb2
Nd5 23. Rhe1 Bh6 24. Bd4 Rad8 25. Bh3 Bxh3 26. Nxh3 f5 27. Nf4 Nxf4 28. gxf4 Kf7
29. Rg1 Rd5 30. Bc3 Rxc5 31. Rd7+ Ke6 32. Rh7 Rxc3 33. Rxg6+ Kd5 34. Rgxh6 Rxe3 35.
Rxh5 Rf3 36. Rxf5+ Kd4 37. Rd7+ Kc3 38. Re5 Rxe5 39. fxe5 Rf1+ 40. Rd1 Rf2 41. h4
Rxc2+ 42. Kb1 Rf2 43. e6 Rf6 44. e7 Re6 45. Rd7 e3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "47"]
[White "Brujin, Homero"]
[Black "Goncalves, Ricardo Henrique Silva"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "1479"]
[BlackElo "1800"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d6 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. O-O O-O 6. c3 Nbd7 7. Nbd2 c5 8. e4 cxd4
9. cxd4 Qc7 10. Re1 e5 11. Nb3 Re8 12. d5 b6 13. Bd2 Nc5 14. Nxc5 bxc5 15. a3 Bg4
16. Qc2 Rac8 17. Bc3 Bxf3 18. Bxf3 Qd7 19. Bg2 Nh5 20. Rad1 f5 21. Bh3 Rf8 22. exf5
gxf5 23. Qe2 Qf7 24. b4 c4 25. Qa2 Rc7 26. b5 Nf6 27. Qd2 Qg6 28. Bg2 Bh6 29. Qc2
Nd7 30. Bb4 Rb8 31. a4 a6 32. Bh3 Rf8 33. Ba5 Rcc8 34. bxa6 Qh5 35. Bg2 f4 36. Re4
Ra8 37. Bc7 Rxa6 38. Rxc4 Nf6 39. h3 fxg3 40. fxg3 Be3+ 41. Kh2 e4 42. Rf1 Ng4+ 43.
Kh1 Rxf1+ 44. Bxf1 Nf2+ 45. Kh2 Ng4+ 46. Kg2 Ne5 47. Be2 Qf7 48. h4 Qf2+ 49. Kh3
Nxc4 50. Qxc4 Ra7 51. Bxd6 Rxa4 52. Qc8+ Kg7 53. Be5+ Kf7 54. Bh5+ Ke7 55. d6#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "48"]
[White "Pirone, Rafael"]
[Black "Regiani, Rafael"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "0"]
[BlackElo "1476"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Bf5 3. Bg2 c6 4. O-O e6 5. d3 Nf6 6. Nbd2 Nbd7 7. Re1 Qb6 8. h3 Bd6
9. e4 Bxg3 10. exf5 Bxf2+ 11. Kh1 Bxe1 12. Qxe1 O-O-O 13. fxe6 fxe6 14. Nb3 Rde8
15. Bf4 Nh5 16. Bh2 Rhf8 17. a4 Nf4 18. Ne5 Nxg2 19. Kxg2 Rf5 20. Nxd7 Kxd7 21. Qg3
e5 22. a5 Qd8 23. Nc5+ Kc8 24. Kh1 Rg5 25. Qe3 Qf6 26. Rg1 Rf5 27. d4 Rf3 28. dxe5
Rxe3 29. exf6 gxf6 30. Rg7 Re1+ 31. Bg1 R1e7 32. Rxe7 Rxe7 33. c3 b6 34. axb6 axb6
35. Na4 b5 36. Nc5 Re2 37. b4 Rc2 38. Bd4 f5 39. Ne6 h6 40. Kg1 Kd7 41. Nc5+ Ke7
42. Nd3 Kf7 43. Ne5+ Ke6 44. Nxc6 Ra2 45. Na7 f4 46. Nxb5 Kf5 47. Nd6+ Kg5 48. b5
Kh4 49. b6 Kxh3 50. Bf2 Ra1+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "49"]
[White "Silva, Juliana Figueira Theophilo"]
[Black "Desideri, Ricardo Maruchi"]
[Result "0-1"]
[ECO "E71"]
[WhiteElo "1747"]
[BlackElo "1959"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 e5 7. d5 Na6 8. Nf3 Nh5 9.
g4 Nf4 10. Qd2 Nc5 11. O-O-O f5 12. gxf5 gxf5 13. Nxe5 Nxe4 14. Nxe4 dxe5 15. Bxf4
exf4 16. Nc3 Qf6 17. f3 Bd7 18. Kb1 Qe5 19. Ne2 Rae8 20. Nxf4 Bh6 21. Rg1+ Kf7 22.
Nd3 Qe3 23. Qh2 f4 24. Re1 Qd4 25. Rd1 Bf5 26. Ka1 Re3 27. Nf2 Rc3 28. Be2 Qe3 29.
Ne4 Rc2 30. Rge1 Bg7 31. Rb1 Qa3 32. Ng5+ Kg8 33. Rg1 Bxb2+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "50"]
[White "Navarro, Gustavo Kazuo Yura"]
[Black "Bastos, Danillo Alves"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "1800"]
[BlackElo "1667"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 c5 5. Bg2 Nc6 6. Ngf3 Be7 7. O-O O-O 8. Re1 b6
9. Qe2 Bb7 10. b3 Nb4 11. e5 Nxc2 12. exf6 Bxf6 13. Rb1 Nxe1 14. Qxe1 Re8 15. Ne5
Ba6 16. Ndf3 Rc8 17. Bb2 b5 18. Rc1 Be7 19. Qd2 f6 20. Ng4 c4 21. dxc4 bxc4 22. bxc4
Bxc4 23. a3 Bb3 24. Rxc8 Qxc8 25. Qe3 Bc4 26. Nd2 Bc5 27. Qe1 Kf7 28. Nxc4 dxc4 29.
Qc3 Be7 30. Bf1 Qc6 31. Ne3 Rd8 32. Qxc4 Qb6 33. Qc2 g6 34. Qc3 Rb8 35. Nc4 Qb3 36.
Qxb3 Rxb3 37. Kg2 Bc5 38. Be2 e5 39. Nd6+ Ke7 40. Nc4 Bd4 41. Bxd4 exd4 42. Bd1 Rc3
43. Na5 Kd6 44. Bf3 d3 45. Bd1 Ke5 46. Kf1 Kd4 47. Nb3+ Kc4 48. Nd2+ Kb5 49. a4+
Kb4 50. Ne4 Rc6 51. Ke1 f5 52. Ng5 h6 53. Nf7 Kc3 54. Ne5 Rd6 55. f4 g5 56. Nf3 gxf4
57. gxf4 Rg6 58. Kf2 d2 59. h3 Re6 60. Nh4 Re1 61. Bf3 d1=Q 62. Bxd1 Rxd1 63. Nxf5
Rd5 64. Ne3 Rd2+ 65. Kf3 Kd4 66. Nf5+ Kd5 67. Nxh6 Ke6 68. Kg4 Kf6 69. Nf5 Rg2+ 70.
Ng3 Ra2 71. h4 Rxa4 72. Ne2 a5 73. Nc3 Ra1 74. Nd5+ Kf7 75. Kf5 a4 76. h5 a3 77.
h6 a2 78. Nc3 Rh1 79. Nxa2 Rxh6 80. Nc3 Ra6 81. Kg5 Rg6+ 82. Kf5 Rf6+ 83. Ke4 Re6+
84. Kf3 Kf6  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "51"]
[White "Moreira, Paulo Vinicius Macedo"]
[Black "Santana, Expedito"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1711"]
[BlackElo "1408"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. g3 Bf5 5. Bg2 e6 6. O-O Bd6 7. Bf4 Bxf4 8. gxf4 O-O
9. Nbd2 Nbd7 10. Ne5 Ne4 11. Nxe4 Bxe4 12. f3 Bg6 13. Qb3 Rb8 14. Rad1 dxc4 15. Qxc4
Nb6 16. Qb3 Nd5 17. e3 Qc7 18. Rfe1 Rfd8 19. Qa4 Ra8 20. Rc1 Qb6 21. Nxg6 hxg6 22.
Re2 Nxf4 23. Rd2 Nd5 24. Re1 c5 25. f4 cxd4 26. Qxd4 Qxd4 27. Rxd4 Rac8 28. Red1
Re8 29. Kf2 Rc2+ 30. R1d2 Rxd2+ 31. Rxd2 Rc8 32. Ke2 Rd8 33. Ke1 Rc8 34. Bxd5 exd5
35. Rxd5 Rc2 36. Rd2 Rc1+ 37. Ke2 Rc7 38. Rd8+ Kh7 39. Kd2 f6 40. Kd3 g5 41. fxg5
fxg5 42. Rd4 Rf7 43. h4 gxh4 44. Rxh4+ Kg6 45. Ra4 b6 46. Kd4 Kh5 47. e4 g5 48. Ra3
g4 49. e5 Rd7+ 50. Ke4 Kg5 51. e6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "52"]
[White "Gazineu Neto, Rubens"]
[Black "Parijos De Melo, Luiz Claudio"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1912"]
[BlackElo "1720"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nf3 c5 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d3 O-O 8. e4 d6 9.
Re1 Nbd7 10. d4 cxd4 11. Nxd4 a6 12. b3 Qc7 13. Bb2 Rac8 14. h3 Rfd8 15. Kh2 Bf8
16. Rc1 Qb8 17. Qd2 d5 18. exd5 exd5 19. cxd5 Qa8 20. Nf5 Nc5 21. Rcd1 b5 22. b4
Ncd7 23. Qg5 Qa7 24. Nh6+ Kh8 25. Nxf7+ Kg8 26. Nxd8 Rxd8 27. Ne4 Bxb4 28. Nxf6+
Nxf6 29. Bxf6 Bxd5 30. Bxd5+ Kh8 31. Bxg7+ Qxg7 32. Qxd8+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "53"]
[White "Miragaia, Pedro Maddi Damian"]
[Black "De Paula, Luan Araujo"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "1769"]
[BlackElo "1863"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 c6 4. e3 Bf5 5. f3 e6 6. g4 Bg6 7. h4 h5 8. g5 Nfd7 9.
Qd2 Qa5 10. a3 b5 11. Na2 Qb6 12. b4 a5 13. c3 Be7 14. Qh2 axb4 15. axb4 Ra3 16.
Bc7 Qa7 17. Ba5 e5 18. Qb2 Ra4 19. Be2 O-O 20. Bd1 Rxa5 21. bxa5 Qxa5 22. Nb4 Qb6
23. Ne2 f6 24. f4 Be4 25. Rf1 fxg5 26. fxg5 Rxf1+ 27. Kxf1 c5 28. Nc2 Qe6 29. Ng1
exd4 30. cxd4 Qf5+ 31. Ke1 c4 32. Nb4 Bd6 33. Bxh5 Qf8 34. Nxd5 Bxd5 35. Qxb5 Bg3+
36. Kd2 Qf2+ 37. Be2 c3+ 38. Kd3 Qf5+ 39. Kxc3 Qe6 40. Kd2 Bxh4 41. Nf3 Bg3 42. Ra6
Nxa6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "54"]
[White "Bonilla Viamonte, Diego Armando"]
[Black "Dos Santos, Rafaela Alves"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1620"]
[BlackElo "1800"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. d3 d5 4. cxd5 Nxd5 5. g3 Nxc3 6. bxc3 Nc6 7. Bg2 Bd6 8. Nf3
h6 9. Be3 Be6 10. O-O Qf6 11. Nd2 Qg6 12. Rb1 Nd8 13. Bxb7 Nxb7 14. Rxb7 Bh3 15.
Qa4+ Bd7 16. Qe4 Bf5 17. Qc6+ Bd7 18. Qg2 O-O 19. Rfb1 Qh5 20. f3 Bh3 21. Qf2 f5
22. Bc5 Qg5 23. Bxd6 cxd6 24. Nf1 h5 25. f4 exf4 26. Qxf4 Qg6 27. Rd7 Qe6 28. Rbb7
Qf6 29. Qxd6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "55"]
[White "De Bastiani, Tales Otavio"]
[Black "Dionisio, Alex Monteiro"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1800"]
[BlackElo "1514"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 c6 6. O-O O-O 7. d3 e5 8. Qc2 h6 9.
a3 Be6 10. b4 Qd7 11. Be3 Bh3 12. Rfc1 Bxg2 13. Kxg2 Na6 14. Qd2 Ng4 15. h3 Nxe3+
16. Qxe3 f5 17. d4 e4 18. Nd2 d5 19. c5 Nc7 20. Nb3 Ne6 21. f4 exf3+ 22. exf3 f4
23. Qf2 fxg3 24. Qxg3 Rf5 25. Kh2 Rg5 26. Qh4 Rf8 27. Rf1 Rf4 28. Qf2 Qc7 29. Kh1
Nxd4 30. Nxd4 Bxd4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "56"]
[White "Gonsales, Matias Lins"]
[Black "Simao, Davi Ribeiro"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "0"]
[BlackElo "1320"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 O-O 6. b3 b6 7. Bb2 Bb7 8. Bd3 dxc4
9. Bxc4 Nbd7 10. e4 Bb4 11. e5 Ne4 12. Qc2 Bxc3+ 13. Bxc3 f5 14. exf6 Ndxf6 15. Bb2
c5 16. O-O cxd4 17. Rfe1 Nc5 18. Nxd4 Qd6 19. Bf1 Ng4 20. g3 Rxf2 21. Re2 Raf8 22.
Bh3 Rxh2 23. Rxh2 Qxg3+ 24. Rg2 Qxh3 25. Re1 Rf2  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "57"]
[White "De Oliveira, Lucas Silva"]
[Black "Gomes, Simone Barreto Crote"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1800"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 d6 6. a4 Na5 7. Ba2 Bb6 8. b4 Be6
9. bxa5 Bxa2 10. Rxa2 Bxa5 11. Bd2 c6 12. Qb3 Qd7 13. O-O O-O 14. Na3 Qe6 15. Qxe6
fxe6 16. Nc4 Bb6 17. Nxd6 Rad8 18. Nc4 Rxd3 19. Nfxe5 Rdd8 20. Nxb6 axb6 21. f3 Nd7
22. Nxd7 Rxd7 23. Rb1 h6 24. Rxb6 Rfd8 25. Rbb2 Kf7 26. h4 h5 27. Kf2 e5 28. Bg5
Rb8 29. Rd2 Ke6 30. Rxd7 Kxd7 31. Rd2+ Ke6 32. Rd8 Rxd8 33. Bxd8 c5 34. c4 Kd7 35.
Bb6 Kc6 36. a5 g6 37. Ke3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "58"]
[White "Correa, Vitor Dias"]
[Black "Pereira, Igor Marcelo Souza"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "0"]
[BlackElo "1351"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6
9. O-O-O Nxd4 10. Bxd4 h5 11. Bc4 Kh7 12. Be3 Qc7 13. Bb3 a6 14. h3 h4 15. Qf2 Nh5
16. Nd5 Qd8 17. Bb6 Qd7 18. Qxh4 Bh6+ 19. Kb1 e6 20. Nc7 Rb8 21. a4 Qc6 22. a5 Nf4
23. Qf2 f5 24. e5 dxe5 25. g3 Nh5 26. Rd3 e4 27. Rc3 Qd6 28. f4 Bg7 29. Bc5 Qxc7
30. Bxf8 Bxc3 31. bxc3 Qxc3 32. Qa7 Nxg3 33. Qxb8 Nxh1 34. Qd6 e3 35. Bxe6 Bxe6 36.
Qxe6 Qe1+ 37. Kb2  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "59"]
[White "Da Silva, Joao Pedro Marinelli Soares"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "0"]
[BlackElo "1318"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Nc3 d6 6. h3 Be6 7. Bb3 Nd4 8. Bxe6
Nxe6 9. d3 Qd7 10. Be3 Nh5 11. Nxe5 dxe5 12. Qxh5 Bd6 13. Rad1 g6 14. Qe2 Nd4 15.
Bxd4 exd4 16. Nd5 Be5 17. f4 c6 18. fxe5 cxd5 19. Rf4 O-O-O 20. Rdf1 Rhf8 21. Qf3
dxe4 22. dxe4 d3 23. Qxd3 Qe6 24. Qc3+ Kb8 25. Qa5 Rd7 26. Qa3 Rc8 27. Qb3 Qxb3 28.
cxb3 Rcc7 29. Kh2 Kc8 30. Kg3 Kd8 31. Kh4 Ke8 32. Kg5 Kf8 33. e6 Rc5+ 34. Kg4 h5+
35. Kg3 Rd3+ 36. R1f3 Rxf3+ 37. Kxf3 f5 38. exf5 Rxf5 39. Rxf5+ gxf5 40. Kf4 Ke7
41. Kxf5 h4 42. a4 a5 43. Ke5 b6 44. b4 axb4 45. b3 Ke8 46. Kf6 Kf8 47. Kg5 Ke7 48.
Kxh4 Kxe6 49. g4 Kf6 50. g5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "60"]
[White "Haraguchi, Melissa Mayumi Alves"]
[Black "Akamine, Isabelle Namie Nishimori"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1751"]
[BlackElo "1800"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bc4 e6 6. a3 Nbd7 7. O-O Be7 8. Nc3
a6 9. Be3 b5 10. Ndxb5 axb5 11. Bxb5 Bb7 12. Qd3 O-O 13. Rfe1 Ne5 14. Qd2 Nxe4 15.
Nxe4 Bxe4 16. Bf4 Bf5 17. Re3 Bf6 18. Rb1 Rc8 19. Bd3 Nxd3 20. cxd3 e5 21. Bh6 gxh6
22. Rg3+ Bg5 23. Qe2 Bg6 24. b4 Rc3 25. Ra1 Qc7 26. Qd1 Rc8 27. h4 Bxh4 28. Kh2 Bxg3+
29. fxg3 Rxd3 30. Qg1 Qc2 31. b5 Rd2 32. Kh3 Bf5+ 33. Kh4 Qe4+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "61"]
[White "Desideri, Enzo Piuchi"]
[Black "Ferreira, Priscilla Montanha"]
[Result "1/2-1/2"]
[ECO "C30"]
[WhiteElo "1730"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Nc3 Nf6 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 Be7 8. e5
Ng4 9. exd6 Qxd6 10. Qxg7 Qf6 11. Qxf6 Nxf6 12. Be3 Be6 13. Bd4 O-O-O 14. O-O-O Rhg8
15. Kb1 b6 16. Ba6+ Kb8 17. g3 Nd5 18. Nxd5 Bxd5 19. Rhe1 Bd6 20. b3 Bb7 21. Bxb7
Kxb7 22. Bb2 Kc8 23. Rg1 f5 24. h3 h5 25. Rd5 Rdf8 26. h4 Bxf4 27. Be5 Bxe5 28. Rxe5
c6 29. c4 Kc7 30. c5 Kd8 31. b4 Rg4 32. a3 bxc5 33. bxc5 Kc7 34. Re7+ Kb8 35. Ka2
Re4 36. Rxe4 fxe4 37. Re1 Re8 38. Kb3 e3 39. Kc3 e2 40. Kd3 Rg8 41. Rxe2 Rxg3+ 42.
Re3 Rg4 43. Re4 Rg3+ 44. Re3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.30"]
[Round "3"]
[Board "62"]
[White "De Souza, Luiza Mazzoni Viana"]
[Black "Akamine, Giullia Hikari Nishimori"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "0"]
[BlackElo "1800"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 Be7 5. Bd3 O-O 6. O-O c5 7. Nc3 Nbd7 8. cxd5 exd5
9. b3 b6 10. Bb2 cxd4 11. Nxd4 Bb7 12. Rc1 Ne4 13. Qc2 Ndf6 14. f3 Nxc3 15. Bxc3
Rc8 16. Qb1 Bd6 17. Nb5 Bb8 18. Bxf6 Qxf6 19. Bxh7+ Kh8 20. Bf5 Qh6 21. g3 Qxe3+
22. Kg2 Qe2+ 23. Rf2 Qxb5 24. Bxc8 Bxc8 25. Rfc2 Bf5 26. a4 Qa6 27. Rd1 Bxc2 28.
Qxc2 Re8 29. Kf2 Bd6 30. Rxd5 Bc5+ 31. Rxc5 bxc5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "1"]
[White "Santiago, Yago De Moura"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO ""]
[WhiteElo "2467"]
[BlackElo "2549"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. Nc3 Bxc3 6. Bxc3 Ne4 7. Rc1 O-O 8. e3
Nxc3 9. Rxc3 d6 10. Be2 e5 11. O-O Nd7 12. b4 e4 13. Nd2 Nf6 14. f3 exf3 15. Bxf3
c6 16. e4 a5 17. Ra3 Qc7 18. c5 Be6 19. Rd3 d5 20. e5 Nd7 21. a3 axb4 22. axb4 f6
23. exf6 Nxf6 24. Re3 Bf5 25. Re5 Bd3 26. Rfe1 Ra2 27. Nb1 Bc2 28. Qc1 Be4 29. Nd2
Bxf3 30. Nxf3 Ne4 31. Qe3 Qf7 32. Ng5 Nxg5 33. Rxg5 Ra3 34. Qd2 Rd3 35. Qb2 Qf4 36.
Rg3 Rd2 37. Qa1 Qf2+ 38. Kh1 Qxd4 39. Qxd4 Rxd4 40. Rb3 Re4 41. Ra1 Rc4 42. h3 h6
43. Kg1 Rff4 44. Rab1 Kf7 45. R3b2 Ke6 46. Kh2 Rfe4 47. Kg3 d4 48. Rf2 Rc3+ 49. Kh2
d3 50. Rf8 Kd5 51. Rf7 Kc4 52. Rxb7 d2 53. Rd1 Rd4 54. Rb6 Rc1 55. Rxd2 Rxd2 56.
Rxc6 Kxb4 57. Rb6+ Ka5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "2"]
[White "Di Berardino, Diego Rafael"]
[Black "Flores Quillas, Diego Saul Rodri"]
[Result "0-1"]
[ECO ""]
[WhiteElo "2480"]
[BlackElo "2429"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. a3 Bxd2+ 6. Qxd2 d6 7. Nc3 Nc6 8. e4
e5 9. d5 Ne7 10. c5 O-O 11. cxd6 cxd6 12. Be2 Nd7 13. O-O Nc5 14. Rad1 a4 15. Qc2
Ng6 16. g3 f5 17. Nd2 f4 18. Bf3 Bh3 19. Bg2 Qd7 20. f3 Bxg2 21. Kxg2 h5 22. Nc4
Ra6 23. Ne2 b5 24. Nd2 Qe7 25. Kh1 fxg3 26. Rg1 Nf4 27. Nxf4 exf4 28. hxg3 Ra7 29.
Rg2 Rc7 30. Qb1 Nd7 31. Rdg1 Ne5 32. Qf1 Rc2 33. Qxb5 fxg3 34. Rf1 Qh4+ 35. Kg1 Qf4
36. Qb4 Qe3+ 37. Kh1 Rf4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "3"]
[White "De Menezes, Ricardo Fagner Dias"]
[Black "Ticona Rocabado, Licael Roderick"]
[Result "0-1"]
[ECO ""]
[WhiteElo "1675"]
[BlackElo "2350"]
[PlyCount "0"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 Nf6 5. g3 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Nbd2 b6
9. Rd1 Ba6 10. b3 c5 11. dxc5 Bxc5 12. Bb2 Qe7 13. h3 Rac8 14. Rac1 dxc4 15. bxc4
Bb7 16. e3 Rfd8 17. Ne1 Bxg2 18. Kxg2 Ba3 19. Nb3 Bxb2 20. Qxb2 Nc5 21. Nxc5 Qxc5
22. Rxd8+ Rxd8 23. Qb5 Ne4 24. Qxc5 Nxc5 25. Rc2 f6 26. Nf3 e5 27. h4 Kf7 28. g4
Ke6 29. Ng1 Rc8 30. Nf3 Ne4 31. a4 Rc5 32. Ne1 Nd6 33. Ra2 Nxc4 34. Nd3 Ra5 35. Nb4
Kd6 36. Rc2 Rc5 37. Rc3 a5 38. Rd3+ Ke6 39. Na2 Nb2 40. Ra3 Rc4 41. Nc3 Rxg4+ 42.
Kh3 Rb4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "18"]
[White "Passos, Marco Aurelio Novaes"]
[Black "Terra, Bruno De Oliveira"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1671"]
[BlackElo "1800"]
[PlyCount "41"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Qxd5 5. Nc3 Qd8 6. d4 Nf6 7. Bc4 e6 8. Nf3
Be7 9. O-O O-O 10. Re1 Nbd7 11. Qe2 Nb6 12. Bd3 Bd7 13. Ne5 Rc8 14. Be3 Bc6 15. Rac1
Nbd5 16. Bb1 Re8 17. Red1 Nd7 18. Bxh7+ Kxh7 19. Qh5+ Kg8 20. Qxf7+ Kh7 21. Qg6+
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "22"]
[White "Santos, Marcus Vinicius Moreira"]
[Black "Aragao Neto, Joao Batista"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2331"]
[BlackElo "1585"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. Qc2 O-O 8. O-O b6
9. Bf4 Bb7 10. Rd1 Nbd7 11. b3 Nh5 12. Bc1 Nhf6 13. Nc3 Rc8 14. e4 dxe4 15. Ng5 h6
16. Ngxe4 Nxe4 17. Qxe4 Re8 18. Bf4 Bg5 19. h4 Nf6 20. Qf3 Bxf4 21. Qxf4 Qc7 22.
Qe5 Qb8 23. c5 Nd5 24. Ne4 bxc5 25. Qxb8 Rxb8 26. dxc5 Red8 27. Nd6 Rd7 28. Bf1 Rbd8
29. Rd4 Ne7 30. Rb4 Ba8 31. Ba6 Nd5 32. Ra4 Nc7 33. Bc8 Nb5 34. Bxd7 Nxd6 35. Rxa7
Nb5 36. Rxa8 Rxa8 37. Bxc6 Rb8 38. Bxb5 Rxb5 39. Rc1 Rb8 40. c6 Kf8 41. c7 Rc8 42.
b4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "24"]
[White "De Brito E Silva, William"]
[Black "Vargas, Goncalo Cintra"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1549"]
[BlackElo "2041"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Nf3 Nf6 3. c4 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d5 exd5 8. Nd4 g6
9. Nc3 c5 10. Nb3 Qc8 11. Nxd5 Nxd5 12. cxd5 d6 13. Bh6 Nd7 14. Rc1 Bf6 15. Qd2 Qd8
16. h4 Qe7 17. e4 fxe4 18. Rfe1 O-O-O 19. Rxe4 Qf7 20. Re6 Nf8 21. Bxf8 Rhxf8 22.
Qf4 Bxb2 23. Qxf7 Rxf7 24. Rce1 Bf6 25. Nd2 Bc3 26. Rd1 Bxd2 27. Rxd2 Kb8 28. f4
Bc8 29. Re3 Bg4 30. Kf2 Rdd7 31. Bf3 Bxf3 32. Kxf3 Rde7 33. Re6 Kc7 34. Rde2 Rd7
35. g4 b5 36. h5 gxh5 37. gxh5 Rf5 38. Kg4 Rxd5 39. f5 Rg7+ 40. Kf4 Rd4+ 41. Kf3
Rg5 42. f6 Rxh5 43. Re7+ Kc6 44. Kg3 Rg5+ 45. Kh3 Rf5 46. Rf7 Rf3+ 47. Kg2 Rdf4 48.
Re6 Kd5 49. Ree7 Rxf6 50. Rxa7  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "25"]
[White "Desideri, Ricardo Maruchi"]
[Black "Matiuci, Bernardo Steinle"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1959"]
[BlackElo "1546"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5
Nb8 9. a4 Be7 10. Bd2 a6 11. Na3 b6 12. Nc4 Nd7 13. Be2 O-O 14. Bb4 Qc7 15. O-O f5
16. f4 e4 17. c3 a5 18. Ba3 Ba6 19. b3 Nc5 20. Re1 Nxa4 21. Rc1 Nc5 22. Bb2 Rfc8
23. b4 Nd3 24. Bxd3 Bxc4 25. Bc2 Qb7 26. Bb3 Bf6 27. Ba3 a4 28. Bxc4 Rxc4 29. b5
Qd7 30. Qe2 Rac8 31. Rc2 Rxc3 32. Rec1 Rxc2 33. Rxc2 Rxc2 34. Qxc2 Qxb5 35. Qc8+
Kf7 36. Qxf5 Qb1+ 37. Bc1 Qxc1+ 38. Kf2 Qd2+ 39. Kg3 Qd3+ 40. Kg4 Qe2+ 41. Kh3 h5
 0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "26"]
[White "Pironti, Francisco Ferrari"]
[Black "Barberi, Catarina"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1953"]
[BlackElo "1524"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 b6 7. Qc2 Bb7 8. Rd1 c5
9. dxc5 Bxc5 10. cxd5 exd5 11. Nc3 Qe7 12. Bg5 Na6 13. Nd4 Qe5 14. Bf4 Qe7 15. a3
Bxd4 16. Rxd4 Nc7 17. Bxc7 Qxc7 18. Qd3 Qe5 19. Rd1 h6 20. e3 Rac8 21. Ra4 Ra8 22.
Qd4 Qe8 23. Qf4 Ne4 24. Nxe4 dxe4 25. Bxe4 Bxe4 26. Qxe4 Qb5 27. Rb4 Qc5 28. Rbd4
Rac8 29. Qd3 Qe5 30. b4 Qe6 31. Rd7 Ra8 32. Qd5 Qg6 33. Rc1 Qf6 34. Rcc7 a5 35. Rxf7
Rxf7 36. Rxf7 Qa1+ 37. Kg2 Rf8 38. Rf6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "27"]
[White "Sulz, Isaque Sathler"]
[Black "Gazineu Neto, Rubens"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1516"]
[BlackElo "1912"]
[PlyCount "142"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 d6 6. Bc4 e6 7. O-O Be7 8. Qe2 Qc7
9. Bf4 e5 10. Bg5 Nf6 11. Na3 a6 12. Rad1 O-O 13. Nc2 Na5 14. Bd3 Be6 15. Nh4 h6
16. Bxf6 Bxf6 17. Nf5 Bxf5 18. exf5 Nc6 19. f4 Qb6+ 20. Kh1 Qxb2 21. Qg4 Qxc3 22.
Rf3 Qb2 23. Ne3 Ne7 24. Qh5 Kh7 25. Ng4 Ng8 26. Bc4 Qc2 27. Bb3 Qc7 28. fxe5 dxe5
29. Ne3 e4 30. Nd5 Qe5 31. Rc3 Be7 32. Rc7 b5 33. Rc6 a5 34. Nb6 Nf6 35. Rxf6 Bxf6
36. Nxa8 Rxa8 37. Bxf7 e3 38. Bg6+ Kh8 39. Qf3 Rb8 40. Re1 Bg5 41. g3 Qc3 42. Re2
Qa1+ 43. Kg2 b4 44. h4 Be7 45. Qxe3 Bf8 46. Qa7 Qd1 47. Kf2 Rc8 48. f6 Qd6 49. fxg7+
Bxg7 50. Qxa5 Qxg6 51. Qxb4 Qf5+ 52. Kg2 Rf8 53. Qf4 Qxf4 54. gxf4 Rxf4 55. Re8+
Kh7 56. Kg3 Ra4 57. Re2 Kg6 58. Kf3 Rxh4 59. Re6+ Kf5 60. Ra6 Be5 61. Ra8 Rh3+ 62.
Kg2 Rc3 63. a4 Rc2+ 64. Kf3 Rc3+ 65. Kg2 Kg4 66. Rg8+ Kh4 67. a5 Ra3 68. Ra8 h5 69.
a6 Bd4 70. Kh2 Ra2+ 71. Kh1 Kh3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "28"]
[White "Nicacio, Daniel Ramos"]
[Black "Hirota Da Silva, Nilton"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1479"]
[BlackElo "1827"]
[PlyCount "94"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. dxe4 e5 5. g3 Nf6 6. Bg2 Bc5 7. Ngf3 O-O 8. O-O
Re8 9. Re1 Nbd7 10. Nc4 Qc7 11. h3 b5 12. Ncd2 Nf8 13. Nf1 Qb6 14. Be3 Bb7 15. Bxc5
Qxc5 16. c3 Rad8 17. Qc2 Ng6 18. Re3 Bc8 19. Qe2 Be6 20. b3 h6 21. N1h2 Qd6 22. Re1
Qd7 23. Qf1 a5 24. Nxe5 Nxe5 25. f4 Nc4 26. bxc4 Bxc4 27. Qf2 Qd2 28. Nf1 Qxf2+ 29.
Kxf2 Bxf1 30. Kxf1 Rd2 31. R1e2 Red8 32. e5 Nd5 33. Bxd5 R8xd5 34. Ke1 Rd1+ 35. Kf2
Rc5 36. Rc2 b4 37. Ke2 Rg1 38. Kf2 Ra1 39. c4 Rh1 40. Kg2 Rd1 41. Re4 Rb1 42. Re3
a4 43. f5 b3 44. e6 bxc2 45. e7 c1=Q 46. e8=Q+ Kh7 47. f6 Qf1+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "29"]
[White "De Paula, Luan Araujo"]
[Black "Brujin, Homero"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1863"]
[BlackElo "1479"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 d6 5. c4 Nf6 6. Nc3 Be7 7. Be2 a6 8. Be3 O-O
9. O-O Bd7 10. Qd2 Nc6 11. Rac1 Rc8 12. Rfd1 Qc7 13. f3 Qb8 14. a4 Ne5 15. b3 Ng6
16. a5 Bd8 17. Na4 Bxa4 18. bxa4 Bc7 19. Bd3 Ne5 20. Bf1 Nfd7 21. h3 Nc5 22. Qb4
Qa8 23. Nb3 Nc6 24. Qa3 Nxb3 25. Qxb3 Nxa5 26. Qb2 Nc6 27. f4 e5 28. f5 f6 29. c5
Rfd8 30. Qb3+ Kh8 31. Qf7 Rf8 32. Qh5 Rcd8 33. Bc4 Na5 34. Bf7 Rd7 35. cxd6 Rfxf7
36. dxc7 Rxc7 37. Rxc7 Rxc7 38. Bb6 Rc8 39. Bxa5 Qa7+ 40. Kh1 Qc5 41. Bd8 b5 42.
Qe8+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "30"]
[White "Regiani, Rafael"]
[Black "Branquinho, Eduardo De Medeiros"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1476"]
[BlackElo "1815"]
[PlyCount "128"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Bb5+ Bd7 7. Be3 Nf6 8. Qd2
Ng4 9. O-O Nxe3 10. Qxe3 Nc6 11. Nxc6 bxc6 12. Bc4 O-O 13. f4 Qc7 14. f5 gxf5 15.
exf5 d5 16. f6 Bxf6 17. Rxf6 exf6 18. Bd3 Qb6 19. Qxb6 axb6 20. Rf1 f5 21. a3 Rfe8
22. Ne2 Re5 23. Ng3 Ra7 24. Nh5 c5 25. Nf6+ Kg7 26. Nh5+ Kg6 27. Nf4+ Kf6 28. Nh5+
Kg5 29. Nf4 c4 30. Be2 Ba4 31. Bd1 Rae7 32. g3 Re1 33. h4+ Kh6 34. Nxd5 Rxf1+ 35.
Kxf1 Re6 36. Nc3 Bc6 37. Be2 b5 38. Kf2 Kg7 39. b3 cxb3 40. cxb3 Re5 41. a4 bxa4
42. bxa4 Rc5 43. Nb5 Bxb5 44. Bxb5 Rc3 45. a5 Rc5 46. Bd7 Rxa5 47. Kf3 Kf6 48. Kf4
Rd5 49. Bc6 Rd4+ 50. Kf3 Ke5 51. Be8 f6 52. Bf7 h6 53. h5 Ra4 54. Be8 Ra3+ 55. Kf2
f4 56. gxf4+ Kxf4 57. Bf7 Rc3 58. Ke2 f5 59. Kf2 Rc2+ 60. Kf1 Rb2 61. Kg1 Kg3 62.
Kf1 f4 63. Bg6 f3 64. Bd3 Rd2  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "31"]
[White "Jenidarchiche, Douglas Rodrigo"]
[Black "Ruvieri, Daniel Minami"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1845"]
[BlackElo "1437"]
[PlyCount "39"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. d4 Nbd7 5. Bc4 Be7 6. h3 O-O 7. Be3 c6 8. a4 a5
9. Bb3 Qc7 10. Qd2 b6 11. Rd1 Ba6 12. d5 c5 13. Bg5 Rfe8 14. Qe3 Rac8 15. Nd2 Nh5
16. Bc4 Bxc4 17. Nxc4 Bxg5 18. Qxg5 Nhf6 19. Nb5 Nxe4 20. Qf5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "32"]
[White "Barroso, Daniele Silva"]
[Black "Van Riemsdijk, Dirk D."]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1349"]
[BlackElo "1789"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 f5 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 Nc6 6. Nf3 Nf6 7. d5 fxe4 8. dxc6 exf3
9. Qxf3 Rb8 10. Qe3 bxc6 11. Qxa7 Be6 12. Qa4 Bd7 13. Bg2 c5 14. Bc6 Rb4 15. Bxd7+
Nxd7 16. Qc6 O-O 17. a3 Rb6 18. Qd5+ Kh8 19. O-O Ne5 20. f4 Ng4 21. Qe6 Bd4+ 22.
Kg2 Qa8+ 23. Qd5 Rxb2+ 24. Kh3 Nf6 25. Qxa8 Rxa8 26. Bxb2 h5 27. Nd1 Rb8 28. Bxd4
cxd4 29. Rf2 Ne4 30. Re2 Nf6 31. Nf2 Rb3 32. Rd1 c5 33. Kh4 Rxa3 34. Rxe7 Ra2 35.
Kg5 Ng8 36. Re6 Rxf2 37. Rxg6 Rxh2 38. Rxd6 Rg2 39. Rd3 h4 40. Kxh4 Kg7 41. Kg5 Ne7
42. f5 Rf2  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "33"]
[White "Cardoso, Maria Paula Da Silva"]
[Black "Kassab, Alexandre T Canelas"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1780"]
[BlackElo "1800"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. d3 Nf6 6. Nbd2 d6 7. a4 a5 8. Nf1 Be6
9. Bb3 O-O 10. Ng3 d5 11. O-O Rad8 12. Bg5 h6 13. Bh4 g6 14. d4 exd4 15. e5 Nxe5
16. Nxe5 g5 17. Bxg5 hxg5 18. cxd4 Bb6 19. Qd3 Kg7 20. Rae1 Rh8 21. Bc2 Ne4 22. Rd1
Rh4 23. Nf3 Rdh8 24. Nxh4 Rxh4 25. Qf3 Qd6 26. Bxe4 dxe4 27. Qc3 Bd5 28. Nf5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "34"]
[White "Saito, Vinicius"]
[Black "Bonilla Viamonte, Diego Armando"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2147"]
[BlackElo "1620"]
[PlyCount "42"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bf5 6. c3 e6 7. Be3 Qc7 8. Bd4 Nge7
9. Bb5 Bg4 10. Nbd2 O-O-O 11. Qa4 Kb8 12. b4 Nxd4 13. cxd4 f6 14. O-O h6 15. Bd3
Bxf3 16. Nxf3 f5 17. b5 Nc8 18. Rfc1 g5 19. Rab1 Rh7 20. b6 Qe7 21. bxa7+ Ka8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "35"]
[White "Santiago, Mauro"]
[Black "Carvalho Jr, Celestino"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1516"]
[BlackElo "1939"]
[PlyCount "116"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be2 c5 7. d5 a6 8. a4 e6 9. Nf3
exd5 10. cxd5 Re8 11. Nd2 b6 12. O-O Ra7 13. f3 Nh5 14. Nc4 Rb7 15. Qe1 f5 16. Bd3
f4 17. Ne2 b5 18. axb5 axb5 19. Na5 c4 20. Bc2 Rf7 21. Rb1 Nd7 22. Nc6 Qb6+ 23. Kh1
Nc5 24. Qa5 Qxa5 25. Nxa5 Nd3 26. b3 Nxc1 27. Rfxc1 Ra7 28. Nc6 Ra2 29. bxc4 bxc4
30. Nb4 Ra3 31. Kg1 Bd7 32. Nc6 Bf6 33. Bd1 c3 34. Rb3 Rxb3 35. Bxb3 Ng3 36. Nxg3
fxg3 37. Kf1 Rc8 38. f4 Kf8 39. e5 Bxc6 40. dxc6 dxe5 41. fxe5 Bxe5 42. Bd5 Ke7 43.
Ke2 Kd6 44. Be4 Kc5 45. Rb1 Bf4 46. Rb7 Rxc6 47. Rxh7 Re6 48. Kf3 Rxe4 49. Kxe4 c2
50. Kxf4 c1=Q+ 51. Kxg3 Kd4 52. Rd7+ Ke4 53. Re7+ Kd3 54. Rd7+ Ke2 55. Re7+ Kf1 56.
Rf7+ Kg1 57. Rh7 Qe3+ 58. Kg4 Kxg2  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "36"]
[White "Dionisio, Alex Monteiro"]
[Black "Cristino, Felipe Borges"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1514"]
[BlackElo "1890"]
[PlyCount "118"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. d4 cxd4 5. Qxd4 Bd7 6. Bxc6 Bxc6 7. c4 e6 8. O-O
Nf6 9. Nc3 Be7 10. Rd1 O-O 11. Bg5 Rc8 12. Rac1 h6 13. Bh4 Qa5 14. Ne1 Rfd8 15. Nc2
Qb6 16. Qxb6 axb6 17. f3 g5 18. Bf2 d5 19. Bxb6 Rd7 20. cxd5 exd5 21. exd5 Nxd5 22.
Nxd5 Rxd5 23. Ne3 Rb5 24. Nd5 Bf8 25. b3 Kh7 26. Nf6+ Kg6 27. Bd4 Rd8 28. Ng4 Rbd5
29. Ne5+ Kh7 30. Nxf7 R8d7 31. Ne5 R7d6 32. Nf7 Rxd4 33. Nxd6 Rxd6 34. Rxd6 Bxd6
35. h3 Kg6 36. Rd1 Bc5+ 37. Kf1 h5 38. Ke2 h4 39. Kd3 Kf5 40. Kc4 Be3 41. a4 Kf4
42. Rd3 Bf2 43. Rd6 Kg3 44. Rg6 Be3 45. Re6 Bf2 46. Rg6 Kxg2 47. Rxg5+ Kxf3 48. Rg4
Bg3 49. a5 Kg2 50. b4 Kxh3 51. Rg6 Kg2 52. a6 Be4 53. axb7 Bxb7 54. Rg7 Bf3 55. b5
h3 56. b6 h2 57. Rh7 h1=Q 58. Rxh1 Kxh1 59. Kb5 Bb7  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "37"]
[White "Santos, Isaque Goncalves"]
[Black "Yokomizo, Wilton"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1996"]
[BlackElo "1395"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Qd3 g6 3. g4 d6 4. gxf5 Bxf5 5. e4 Be6 6. Qb5+ c6 7. Qxb7 Nd7 8. Qxc6
Rc8 9. Qa4 Ngf6 10. d5 Bf7 11. Nf3 Bg7 12. Ng5 O-O 13. Bh3 Nb6 14. Qb3 Rb8 15. Nxf7
Qc7 16. Qd3 Nh5 17. Nh6+ Kh8 18. c3 Nc4 19. Qc2 Bxh6 20. Bxh6 Rxb2 21. Qd3 Rfxf2
22. Qd4+ Nf6 23. Qxf2 Rxf2 24. Kxf2 Qb6+ 25. Ke2 Qb2+ 26. Nd2 Nxe4 27. Rhf1 Nxc3+
28. Kf2 Ne4+ 29. Kg1 Qd4+ 30. Kh1 Nf6 31. Nxc4 Qxd5+ 32. Bg2 Qxc4 33. Rac1 Qxa2 34.
Rc8+ Ng8 35. Rxg8+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "39"]
[White "Ikejiri, Daniel Yoshito"]
[Black "Damasio, Fabio Ferreira"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1916"]
[BlackElo "1296"]
[PlyCount "80"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 b6 6. Nge2 Bb7 7. O-O d5 8. a3 dxc4
9. Bxc4 Bxc3 10. bxc3 Nbd7 11. Ba2 c5 12. Bb2 cxd4 13. exd4 b5 14. Qd3 a6 15. Ng3
Rc8 16. Rfe1 Nc5 17. Qe2 Na4 18. Rac1 Nxb2 19. Qxb2 Qd7 20. Bb1 Bd5 21. Qc2 g6 22.
h4 h5 23. Re5 Kg7 24. Qd2 Rh8 25. f4 Ng4 26. Rg5 f5 27. Bd3 Kf7 28. Nf1 Bc4 29. Bxc4
Rxc4 30. Ne3 Nxe3 31. Qxe3 Qd6 32. Re1 Rg8 33. Rg3 Ra4 34. Qf2 Rxa3 35. Rge3 Re8
36. Qf3 b4 37. d5 Qc5 38. Kh2 Rxc3 39. dxe6+ Ke7 40. Qb7+ Kf8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "40"]
[White "Bianchini, Marlon"]
[Black "Deus Filho, Joaquim De"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1255"]
[BlackElo "1848"]
[PlyCount "72"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 f6 6. O-O fxe5 7. Nxe5 Nxe5 8. dxe5
Bc5 9. c3 Qh4 10. Nd2 Nh6 11. Nf3 Qe7 12. Nd4 O-O 13. Bxh6 gxh6 14. f4 Kh8 15. Kh1
Bxd4 16. cxd4 c5 17. dxc5 Qxc5 18. Rc1 Qb4 19. b3 Rac8 20. Rxc8 Rxc8 21. Bd3 Bxd3
22. Qxd3 Rc3 23. Qd2 Rxb3 24. Qc1 Rc3 25. Qb1 Qxb1 26. Rxb1 Rc2 27. h3 b6 28. a4
Ra2 29. Rb4 h5 30. Kh2 h4 31. f5 exf5 32. Rxh4 Re2 33. Rh5 Rxe5 34. g4 d4 35. Kg2
d3 36. Rxf5 Rxf5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "41"]
[White "Ruvieri, Valter"]
[Black "Sanches De Carvalho, Fabio"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1067"]
[BlackElo "1838"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. e3 c5 3. b3 Nf6 4. Nf3 Nc6 5. Bb2 Bf5 6. Bd3 Ne4 7. O-O a6 8. dxc5 e6
9. Bd4 f6 10. Nh4 Qd7 11. Nxf5 exf5 12. f3 Nxc5 13. Bxc5 Bxc5 14. Kh1 Bxe3 15. Re1
f4 16. c4 O-O-O 17. Nc3 Nb4 18. a3 dxc4 19. Bxc4 Qf5 20. Qe2 Rd2 21. Qf1 Nc2 22.
Ne4 Rhd8 23. g4 fxg3 24. Nxg3 Qf4 25. Rxe3 Nxe3 26. Be6+ Kb8 27. Ne2 Qd6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "42"]
[White "Leal, Alexandre Garcia"]
[Black "Da Cunha, Gabriela Goes"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1899"]
[BlackElo "1837"]
[PlyCount "110"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 Nc6 6. a3 Bxd2+ 7. Qxd2 d6 8. e3
O-O 9. Ne2 e5 10. d5 Nb8 11. Nbc3 a5 12. b3 Nbd7 13. O-O Nc5 14. Qc2 Bg4 15. b4 axb4
16. axb4 Rxa1 17. Rxa1 Na6 18. Rb1 Nd7 19. f3 Bh5 20. g4 Bg6 21. e4 h5 22. h3 Rc8
23. Ng3 Qg5 24. Qc1 Qh4 25. Kh2 hxg4 26. fxg4 Nf6 27. Bf3 Nh7 28. Qe3 Qg5 29. Qa7
Qd2+ 30. Nce2 Ng5 31. Bg2 Nxe4 32. Qxb7 Rb8 33. Qxa6 Nxg3 34. Nxg3 Bxb1 35. b5 Qa2
36. Qc6 Qa7 37. Be4 Bxe4 38. Nxe4 Qb7 39. Qd7 Qc8 40. Qc6 Rb6 41. Nxd6 Rxc6 42. Nxc8
Rxc4 43. b6 cxb6 44. Nxb6 Rd4 45. Nc8 Kf8 46. d6 Ke8 47. Kg3 Kd7 48. Ne7 Rxd6 49.
Nf5 Rd3+ 50. Kg2 g6 51. Nh6 Ke7 52. g5 e4 53. h4 Ra3 54. Ng4 Ke6 55. Nh6 Rb3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "44"]
[White "Santos, Abel Cardoso Dos"]
[Black "De Oliveira, Lucas Silva"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1854"]
[BlackElo "1800"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. Qd2 Nbd7
9. O-O-O Bb7 10. a3 Rc8 11. Kb1 Be7 12. g4 Nb6 13. h4 Nfd7 14. h5 Ne5 15. Qe1 Qc7
16. Bc1 Nec4 17. Rd3 d5 18. exd5 Nxd5 19. Nxd5 Bxd5 20. Qd1 b4 21. axb4 Bxb4 22.
g5 Rb8 23. Nb3 a5 24. Rxd5 exd5 25. Qxd5 Rc8 26. Qb5+ Qc6 27. Bxc4 Qxb5 28. Bxb5+
Ke7 29. c3 Bd6 30. Re1+ Kd8 31. Nxa5 Kc7 32. Nc4 Rhd8 33. Nxd6 Rxd6 34. Bf4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "46"]
[White "Fernandez Barrero, Javier"]
[Black "Navarro, Gustavo Kazuo Yura"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1743"]
[BlackElo "1800"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. f4 c5 7. Nf3 Nc6 8. O-O Qb6
9. Be3 Nh6 10. Nbd2 Nf5 11. Bf2 cxd4 12. Nb3 Ne3 13. Nfxd4 Nxf1 14. Nxe6 d4 15. Nexd4
Nxd4 16. Bxd4 Qd8 17. Rxf1 Be7 18. f5 g6 19. e6 Bf6 20. Qb5+ Kf8 21. Bxf6 Qxf6 22.
Qxb7 Kg7 23. fxg6 Qxe6 24. gxf7 Rhf8 25. Qf3 Rad8 26. Nc5 Qe5 27. Nd3 Qd4+ 28. Kh1
Rd7 29. Qg3+ Kh8 30. Ne5 Re7 31. Ng6+ hxg6 32. Qxg6 Qg7 33. Qh5+ Qh7 34. Qxh7+ Kxh7
35. g3 Rexf7 36. Rxf7+ Rxf7 37. Kg2 Rd7 38. c4 Rd2+ 39. Kf3 Rxb2 40. Ke4 Rxa2 41.
Kd5 a5 42. Kc5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "48"]
[White "Dias, Clara"]
[Black "Correa, Vitor Dias"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1717"]
[BlackElo "0"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nxc6 bxc6 8. O-O
g6 9. Bb3 Bg7 10. Be3 Qc7 11. h3 O-O 12. Qd2 e6 13. Bf4 Rd8 14. Rfd1 Ne8 15. Qe3
e5 16. Bg5 Bf6 17. Rd2 Be6 18. Rad1 Bxg5 19. Qxg5 Rd7 20. h4 Bxb3 21. axb3 Qd8 22.
Qh6 Qf6 23. g3 Qg7 24. Qe3 Rad8 25. Qe2 f5 26. Qc4+ Rf7 27. Qxc6 f4 28. Qc4 fxg3
29. fxg3 Kh8 30. Rf1 Rc7 31. Qe6 Qh6 32. Rdf2 Qe3 33. Kh2 Kg7 34. Nd5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "49"]
[White "De Paula, Bruno Cesar Lima"]
[Black "Santanna, Paulo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1676"]
[BlackElo "2021"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Qxd4 Nc6 5. Qa4 e6 6. e5 Qc7 7. Bf4 Nge7 8. Bd3
Rb8 9. Nbd2 b5 10. Qe4 Ng6 11. O-O Nxf4 12. Qxf4 d6 13. exd6 Qxd6 14. Qh4 Be7 15.
Ne4 Qxd3 16. cxd3 Bxh4 17. Nd6+ Ke7 18. Nxc8+ Rbxc8 19. Nxh4 Nd4 20. b4 g5 21. Nf3
Nxf3+ 22. gxf3 Rhd8 23. a4 Rxd3 24. axb5 axb5 25. Ra5 Rd5 26. Ra7+ Kf6 27. Rb7 Rc4
28. Rb1 Rc2 29. Ra1 Rf5 30. f4 Rxf4 31. Raa7 Kg6 32. Rxb5 Rfxf2 33. Ra8 Rfd2 34.
Rg8+ Kf6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "50"]
[White "Bastos, Danillo Alves"]
[Black "Ferian, Christian"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1667"]
[BlackElo "0"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 a6 2. c4 e6 3. Nf3 Nf6 4. g3 c5 5. Bg2 cxd4 6. Nxd4 Bb4+ 7. Bd2 Qb6 8. O-O
Bxd2 9. Qxd2 O-O 10. Nc3 Nc6 11. Nf3 Rd8 12. Na4 Qb4 13. Qxb4 Nxb4 14. a3 Nc6 15.
Nb6 Rb8 16. c5 d6 17. cxd6 Rxd6 18. Rfd1 Rxd1+ 19. Rxd1 Nd5 20. Nxd5 exd5 21. Rxd5
Be6 22. Rd1 Re8 23. e3 Bg4 24. h3 Bf5 25. Kf1 g6 26. Nd4 Nxd4 27. Rxd4 b5 28. g4
Bc2 29. Bb7 Re6 30. Ke2 Kg7 31. Kd2 Bb3 32. Kc3 Bc4 33. Kb4 Rb6 34. Bd5 Bf1 35. h4
Rf6 36. Rf4 Rxf4+ 37. exf4 h6 38. Ka5 f6 39. b4 Bc4 40. Bc6 h5 41. gxh5 gxh5 42.
f5 Bd3 43. Bd7 Kf7 44. Kxa6 Ke7 45. Bxb5 Bxf5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "52"]
[White "Dos Santos, Felipe Zeuli Biller"]
[Black "Pirone, Rafael"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1538"]
[BlackElo "0"]
[PlyCount "94"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d3 Bg7 5. g3 O-O 6. Bg2 e5 7. Nge2 Nbd7 8. O-O c6
9. h3 Kh8 10. Kh2 Ng8 11. f4 f5 12. exf5 gxf5 13. fxe5 dxe5 14. Be3 Bh6 15. Bxh6
Nxh6 16. Qd2 Nf7 17. Rad1 Qg5 18. Qxg5 Nxg5 19. h4 Ne6 20. Bh3 Ng7 21. d4 b5 22.
cxb5 cxb5 23. dxe5 Nxe5 24. b3 b4 25. Nd5 Ba6 26. Ndf4 Nh5 27. Rf2 Nxf4 28. Nxf4
Bb7 29. Ng2 Ng4+ 30. Bxg4 fxg4 31. Rfd2 Bf3 32. Rc1 Rac8 33. Rxc8 Rxc8 34. Ne1 Be4
35. Re2 Bb1 36. Kg2 Kg7 37. Re7+ Kf6 38. Rxa7 Rb8 39. Kf2 Ke5 40. Ke3 Rc8 41. Nd3+
Bxd3 42. Ra5+ Kd6 43. Kxd3 Rc3+ 44. Ke2 Rxg3 45. Rg5 Rg2+ 46. Ke3 Rxa2 47. Rxg4 Kc5
 1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "53"]
[White "Akamine, Giullia Hikari Nishimori"]
[Black "Usui, Gabriella Yumi"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1448"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 d5 6. e5 Ne7 7. O-O Ng6 8. b3 Be7
9. g3 f6 10. Bb2 O-O 11. Nh4 Nxh4 12. gxh4 fxe5 13. Kh1 Bxh4 14. f3 Rf5 15. Nd2 Qe8
16. Qe2 Qh5 17. Rg1 Bd7 18. d4 exd4 19. Qa6 Rf7 20. Qb7 Rc8 21. Qxa7 Bg5 22. Rad1
Bf4 23. Nf1 Qxf3+ 24. Rg2 Qxd1 25. Rg1 Qf3+ 26. Rg2 Qxf1+ 27. Rg1 Qh3 28. Rg2 Bxh2
29. Rxh2 Rf1#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "54"]
[White "Akamine, Isabelle Namie Nishimori"]
[Black "Santana, Expedito"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1408"]
[PlyCount "73"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Bf5 5. e3 Ne4 6. Nxe4 Bxe4 7. Nf3 Qa5+ 8. Nd2
e6 9. Qb3 Bb4 10. Rd1 Nd7 11. a3 dxc4 12. Qxb4 Qxb4 13. axb4 Bd3 14. Bxd3 cxd3 15.
Nf3 O-O 16. Rxd3 f6 17. Bf4 Rfe8 18. O-O Nb6 19. e4 Rad8 20. Rfd1 Rd7 21. Ra3 a6
22. Rad3 Red8 23. b3 g5 24. Be3 Kf7 25. d5 Nc8 26. dxe6+ Kxe6 27. Rxd7 Rxd7 28. Rxd7
Kxd7 29. Bd4 Ke6 30. h3 Nd6 31. e5 fxe5 32. Bxe5 Nf7 33. Bd4 h5 34. Be3 g4 35. hxg4
hxg4 36. Ng5+ Nxg5 37. Bxg5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "56"]
[White "De Souza, Ricardo Alves"]
[Black "Staub, Mihaiu"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1322"]
[BlackElo "0"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 f5 2. d3 Nf6 3. e4 fxe4 4. dxe4 Nxe4 5. Bd3 Nf6 6. Ng5 e5 7. Nc3 Bb4 8. O-O
Bxc3 9. bxc3 O-O 10. f4 e4 11. Nxe4 Nxe4 12. Bxe4 Qf6 13. Ba3 d6 14. c4 Nd7 15. Qh5
Qd4+ 16. Kh1 Qxe4 17. Rae1 Qg6 18. Qd5+ Qf7 19. Qg5 h6 20. Qg3 Nc5 21. Bb2 Bf5 22.
Qh4 Rae8 23. g4 Rxe1 24. Rxe1 Be4+ 25. Kg1 Qxf4 26. Bc1 Qf3 27. Rxe4 Qf1#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "57"]
[White "Baena, Mauricio"]
[Black "Jorge, Denrick Cabral Jose"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1180"]
[BlackElo "1874"]
[PlyCount "42"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b3 d5 2. e3 e5 3. Bb2 Bd6 4. Nf3 Qe7 5. c4 d4 6. exd4 exd4+ 7. Qe2 c5 8. Qxe7+
Nxe7 9. d3 Nbc6 10. Nbd2 Bf5 11. a3 O-O 12. Be2 Ng6 13. O-O Nf4 14. Rfe1 Bxd3 15.
Bf1 Bxf1 16. Rxf1 Rfe8 17. Rad1 a5 18. Ba1 a4 19. Rfe1 Rxe1+ 20. Rxe1 axb3 21. Nxb3
Kf8  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "60"]
[White "Dos Santos, Rafaela Alves"]
[Black "Desideri, Enzo Piuchi"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1730"]
[PlyCount "70"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 e6 5. d4 cxd4 6. cxd4 a6 7. Nc3 Be7 8. Bd3 b5
9. a3 Bb7 10. O-O Nbd7 11. b4 Rc8 12. Qb3 h6 13. d5 e5 14. h3 Qc7 15. Bd2 O-O 16.
Rac1 Qd8 17. Be3 Nxe4 18. Bxe4 f5 19. Bb1 e4 20. Nd4 Qe8 21. Ne6 Rf7 22. Ne2 Nf6
23. Rxc8 Qxc8 24. Rc1 Qa8 25. Nc7 Qb8 26. Nf4 Bd8 27. Nce6 g5 28. Nxd8 Qxd8 29. Ne6
Qb8 30. Rd1 Qa8 31. Ba2 f4 32. Bc1 Qc8 33. Qb2 Bxd5 34. Rxd5 Nxd5 35. Bxd5 Rf5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "61"]
[White "Ferreira, Priscilla Montanha"]
[Black "De Bastiani, Tales Otavio"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1800"]
[PlyCount "43"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. f4 Bf5 3. e3 e6 4. Bd3 Bg6 5. Nf3 Nf6 6. Bxg6 hxg6 7. Qd3 Bd6 8. Nbd2
a6 9. Ne5 Nbd7 10. O-O c5 11. b3 Qe7 12. Ndf3 Bxe5 13. fxe5 Ne4 14. Nd2 Qh4 15. Nf3
Qg4 16. Nd2 Rh5 17. Rf4 Qg5 18. Nxe4 dxe4 19. Qxe4 Rb8 20. Ba3 cxd4 21. exd4 b5 22.
Raf1  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "62"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Gonsales, Matias Lins"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1318"]
[BlackElo "0"]
[PlyCount "48"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. Be3 O-O 8. O-O
Nd7 9. Nbd2 Re8 10. c3 c6 11. Re1 Qc7 12. Qc2 Ndf6 13. c4 Bg4 14. cxd5 cxd5 15. Qxc7
Bxc7 16. Rac1 Ba5 17. Bxe4 Nxe4 18. Ne5 Rxe5 19. dxe5 Nxd2 20. Rc2 Bf5 21. Rxd2 Bxd2
22. Bxd2 Kf8 23. Rc1 Rc8 24. Bb4+ Rc5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.01.31"]
[Round "4"]
[Board "63"]
[White "Pereira, Igor Marcelo Souza"]
[Black "De Souza, Luiza Mazzoni Viana"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1351"]
[BlackElo "0"]
[PlyCount "45"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nc6 6. Be3 Qc7 7. f3 Bb4 8. Qd2 Nf6
9. O-O-O O-O 10. g4 Nxd4 11. Bxd4 e5 12. Be3 Bxc3 13. Qxc3 Qxc3 14. bxc3 h6 15. h4
Nh7 16. g5 h5 17. Be2 g6 18. Rd6 b5 19. c4 bxc4 20. Bxc4 Kh8 21. f4 exf4 22. Bd4+
Kg8 23. Rxg6#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "1"]
[White "Fier, Alexandr"]
[Black "Flores Quillas, Diego Saul Rodri"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2549"]
[BlackElo "2429"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O
Bd7 9. f3 Be7 10. Nxc6 Bxc6 11. Kb1 b5 12. h4 h6 13. Be3 h5 14. Bd3 Qc7 15. Ne2 Rc8
16. Nd4 Bb7 17. Bg5 O-O 18. Rhg1 Kh8 19. Qe2 g6 20. g4 e5 21. Nb3 hxg4 22. fxg4 Nh7
23. Bh6 Rfe8 24. Rdf1 Kg8 25. g5 Nf8 26. Bxf8 Bxf8 27. h5 Bg7 28. Rh1 Re6 29. hxg6
Rxg6 30. Qh5 Re6 31. g6 f6 32. Qh3 Rce8 33. Nd2 d5 34. exd5 Bxd5 35. Ne4 Kf8 36.
Qh7 Qc6 37. Ng3 R6e7 38. Nf5 Bg8 39. Qh4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "2"]
[White "Ticona Rocabado, Licael Roderick"]
[Black "Perdomo, Leandro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2350"]
[BlackElo "2382"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7
9. b4 a5 10. Ba3 b6 11. bxa5 Rxa5 12. Bb4 Ra8 13. a4 Nh5 14. a5 bxa5 15. Bxa5 Nf4
16. Bxc7 Rxa1 17. Bxd8 Rxd1 18. Bxe7 Nxe2+ 19. Nxe2 Rxf1+ 20. Kxf1 Ba6 21. Bxf8 Kxf8
22. Nd2 Bh6 23. f4 exf4 24. Nd4 Bg7 25. Nb5 Ke7 26. Kf2 g5 27. Kf3 h5 28. Nb3 Be5
29. h3 Bc8 30. Na7 g4+ 31. hxg4 hxg4+ 32. Kf2 Bd7 33. Nc6+ Bxc6 34. dxc6 Kd8 35.
Nc1 Kc7 36. Nd3 Kxc6 37. Ke2 f6 38. Nf2 f3+ 39. gxf3 gxf3+ 40. Kxf3 Kc5 41. Kg4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "3"]
[White "Cunha, Lucas Aguiar"]
[Black "Santiago, Yago De Moura"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2230"]
[BlackElo "2467"]
[PlyCount "120"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bd6 6. Qe2+ Nge7 7. O-O Bg4 8. c3
Qd7 9. h3 Bf5 10. Nbd2 O-O 11. Nh4 Bxd3 12. Qxd3 g5 13. Nhf3 f6 14. Re1 Kh8 15. Nf1
g4 16. hxg4 Qxg4 17. N3h2 Qg7 18. Qh3 Rg8 19. Bh6 Qf7 20. Re3 Rg6 21. Rf3 Rag8 22.
Ne3 Nd8 23. Bf4 Bxf4 24. Rxf4 Ne6 25. Rh4 Rg5 26. Nhg4 R8g7 27. Nh6 Qg6 28. Qf3 f5
29. Re1 c6 30. g3 f4 31. Neg4 fxg3 32. fxg3 Nf5 33. Nxf5 Rxf5 34. Qe3 Ng5 35. Ne5
Qe8 36. Kg2 Ne4 37. Reh1 Rf2+ 38. Kg1 Rxb2 39. R1h3 Rb1+ 40. Kg2 Rb2+ 41. Kg1 Qe6
42. Qf4 Rb1+ 43. Kg2 Rb2+ 44. Kg1 Rf2 45. Rh6 Qg8 46. Qh4 Rf1+ 47. Kxf1 Qf8+ 48.
Kg2 Qf2+ 49. Kh1 Qe1+ 50. Kh2 Qe2+ 51. Kh1 Qd1+ 52. Kh2 Qc2+ 53. Kh1 Qb1+ 54. Kh2
Qxa2+ 55. Kh1 Qb1+ 56. Kh2 Qc2+ 57. Kh1 Qc1+ 58. Kh2 Qd2+ 59. Kh1 Qd1+ 60. Kh2 Qe2+
 1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "4"]
[White "Batista, Renato Luiz"]
[Black "Shumyatsky, Victor"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2174"]
[BlackElo "2457"]
[PlyCount "92"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Be6 8. d3
Nd7 9. Be3 g5 10. Qd2 f6 11. d4 Bg4 12. Ne1 exd4 13. Bxd4 c5 14. Bc3 Bd6 15. Nd3
Ne5 16. Nxe5 fxe5 17. Qe3 Qf6 18. Nd2 b5 19. b3 O-O 20. Rfe1 Qf4 21. Nf1 Be6 22.
Bd2 Rf7 23. Qg3 Qxg3 24. Nxg3 g4 25. Be3 Kg7 26. Red1 Kg6 27. Rd2 a5 28. a4 b4 29.
Rad1 Ra6 30. Kf1 Rc6 31. Nf5 Bxf5 32. exf5+ Rxf5 33. c4 bxc3 34. Rc2 e4 35. Rxc3
h5 36. g3 Kf6 37. Ke2 Kf7 38. h3 gxh3 39. Rh1 Ke6 40. Rxh3 Rb6 41. Rh4 Kd5 42. Kd1
Rb4 43. Kc2 Be7 44. Rh1 Kc6 45. Rc4 Bf6 46. Rxb4 axb4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "5"]
[White "Fernandes De Sousa, Julio Cesar"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2162"]
[BlackElo "2410"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 Rb8 7. O-O e6 8. Be3 Nd4
9. Rb1 Ne7 10. b4 O-O 11. Qd2 b6 12. h3 Bd7 13. b5 e5 14. Kh2 Be6 15. g4 Nxe2 16.
Nxe2 d5 17. Ng3 dxe4 18. Nxe4 f5 19. gxf5 gxf5 20. Ng5 Bd5 21. Qe2 Bxg2 22. Kxg2
h6 23. Nf3 Ng6 24. Rg1 Qf6 25. Kh1 Rbe8 26. Rg2 Nh4 27. Nxh4 Qxh4 28. Rbg1 Re7 29.
Qf3 Kh7 30. a4 e4 31. dxe4 fxe4 32. Qg4 Qxg4 33. Rxg4 Rd8 34. a5 Rd5 35. axb6 axb6
36. Rg6 Rb7 37. Re6 Rh5 38. Kg2 Re5 39. Rd6 Bf8 40. Rc6 Ree7 41. Kf1 Rec7 42. Rgg6
Rxc6 43. Rxc6 Bg7 44. Ke2 h5 45. Bf4 Bd4 46. c4 Bc3 47. Rc7+ Rxc7 48. Bxc7 Ba5 49.
Ke3 Kg6 50. Kxe4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "6"]
[White "Gemy, Jose Daniel"]
[Black "Ribeiro, Matheus Mendes Domingues"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2329"]
[BlackElo "2130"]
[PlyCount "160"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 Nf6 5. O-O e6 6. c4 dxc4 7. Na3 cxd4 8. Nxc4
Be7 9. Bf4 O-O 10. Nce5 Bd7 11. Qb3 Qb6 12. Qxb6 axb6 13. Rfd1 Rfd8 14. Nxd4 Nxd4
15. Rxd4 Bb5 16. Rxd8+ Rxd8 17. Bxb7 Nd5 18. Bxd5 Rxd5 19. e4 Rc5 20. a4 f6 21. b4
Rc2 22. axb5 fxe5 23. Bxe5 Rc4 24. Ra8+ Kf7 25. Ra7 Ke8 26. Bc7 Rxb4 27. Bxb6 Rxb5
28. Be3 Re5 29. Ra4 Rb5 30. Ra8+ Kf7 31. Ra7 h6 32. Kg2 Kf6 33. Rc7 Bd8 34. Rc6 Rb4
35. Kf3 Rb3 36. h4 h5 37. g4 hxg4+ 38. Kxg4 Kf7 39. Rc8 Bf6 40. Rc7+ Kg8 41. Rc6
Kf7 42. Rc7+ Kg8 43. Kh5 Kh7 44. Rc6 e5 45. Kg4 Rb1 46. h5 Rh1 47. h6 Kg6 48. f4
exf4 49. Bxf4 Rg1+ 50. Kf3 Rf1+ 51. Kg3 Kh7 52. e5 Bxe5 53. Bxe5 gxh6 54. Rc7+ Kg6
55. Rc6+ Kg5 56. Bd4 h5 57. Be3+ Kf5 58. Rc5+ Ke4 59. Bf2 h4+ 60. Kg2 Rb1 61. Rc4+
Kd5 62. Rd4+ Ke5 63. Rd8 Rb2 64. Rf8 Rb4 65. Kh3 Rb7 66. Re8+ Kd5 67. Rd8+ Ke4 68.
Re8+ Kf4 69. Be3+ Kf3 70. Bg5 Rg7 71. Re5 Rg8 72. Re3+ Kf2 73. Re5 Kf3 74. Ra5 Rg7
75. Ra3+ Ke4 76. Kg4 Rf7 77. Ra4+ Kd5 78. Bxh4 Rf1 79. Ra2 Rf8 80. Bg5 Ke4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "7"]
[White "Pironti, Francisco Ferrari"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1953"]
[BlackElo "2480"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. h3 g6 7. Be3 Bg7 8. g4 O-O
9. Bg2 Nxd4 10. Bxd4 Qa5 11. O-O Be6 12. f4 Rac8 13. Qd2 Rc4 14. f5 Nxe4 15. Nxe4
Qxd2 16. Nxd2 Bxd4+ 17. Kh1 Rxc2 18. fxe6 Rxd2 19. exf7+ Kg7 20. Rad1 Rxd1 21. Rxd1
Bxb2 22. Bd5 Rc8 23. Bxb7 Rc2 24. Bd5 Re2 25. Bc4 Re4 26. Bd5 Re5 27. Bb3 Ba3 28.
Rd5 Re1+ 29. Kg2 Bc5 30. Rd3 e6 31. Rf3 d5 32. Ba4 Re2+ 33. Kf1 Rxa2 34. Be8 g5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "8"]
[White "Awoki, Daniel Teidi"]
[Black "Dos Santos Dutra, Fernando Junior Freire"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2152"]
[BlackElo "2262"]
[PlyCount "110"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O
9. a4 Nc6 10. Re1 Be6 11. Bf3 Nb4 12. a5 b5 13. axb6 Qxb6 14. Nd2 Rfd8 15. Nf1 Qc7
16. Ne3 Rdc8 17. Re2 Bf8 18. h3 h6 19. Ng4 Nd7 20. Ne3 Nf6 21. Bd2 Nc6 22. Be1 Nd4
23. Rd2 Qb7 24. Rxd4 exd4 25. Qxd4 Qa7 26. Qd3 Qb6 27. b3 Ra7 28. Na4 Qb5 29. c4
Qb8 30. Ba5 Rb7 31. Bd1 Nd7 32. f4 Be7 33. Rb1 Nc5 34. Nxc5 dxc5 35. f5 Bd7 36. Bc3
Qg3 37. Bf3 Bc6 38. Nf1 Qb8 39. Ba1 Rd8 40. Qc2 f6 41. Ne3 Qf4 42. Nd5 Bxd5 43. exd5
Bd6 44. Bc3 Re8 45. Qf2 Qxf5 46. Re1 Rxe1+ 47. Qxe1 Re7 48. Qd2 Qb1+ 49. Bd1 Qg6
50. Bg4 f5 51. Qd3 Qg5 52. Bd2 Qh4 53. g3 Bxg3 54. Qxf5 Be5 55. Bf4 Bd4+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "9"]
[White "Cueto, Jonny"]
[Black "Marra, Eduardo Da Costa"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2108"]
[BlackElo "2189"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 g6 5. O-O Bg7 6. Re1 O-O 7. Bc2 Nc6 8. a4 a6
9. d3 Rb8 10. h3 b5 11. axb5 axb5 12. d4 Nd7 13. d5 Nce5 14. Nh2 b4 15. b3 c4 16.
f4 bxc3 17. bxc4 Nxc4 18. Na3 Ra8 19. Nf3 Qb6+ 20. Kh1 Qc5 21. Nxc4 Rxa1 22. Ne3
Ba6 23. f5 Bh6 24. g4 Ne5 25. Kg2 Nxf3 26. Kxf3 Rb8 27. h4 Bg7 28. h5 Qd4 29. hxg6
hxg6 30. g5 Qxd1+ 31. Rxd1 Ra2 32. f6 exf6 33. gxf6 Bxf6 34. Rg1 Bd4 35. Rg2 Rbb2
36. Bxb2 cxb2 37. Nf5 Ra3+ 38. Kf4 Be5+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "10"]
[White "Perez Gormaz, Matias"]
[Black "Vargas, Gabriela"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2388"]
[BlackElo "2084"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Bd6 6. Bg2 Nge7 7. O-O O-O 8. Nh4 b5
9. f4 c4 10. Kh1 a5 11. e5 Bc5 12. Ndf3 cxd3 13. cxd3 Nd4 14. Nxd4 Bxd4 15. Nf3 Bb6
16. g4 d4 17. Nxd4 Qxd4 18. Bxa8 Nd5 19. Qf3 Rd8 20. Re1 Qc5 21. Bxd5 exd5 22. d4
Qb4 23. Be3 Bxd4 24. Bxd4 Qxd4 25. f5 Qb6 26. Rac1 Bb7 27. Kg2 d4 28. Re4 d3 29.
Kg3 Bxe4 30. Qxe4 d2 31. Rd1 Rd4 32. Qa8+ Rd8 33. Qe4 Rd4 34. Qa8+ Rd8 35. Qe4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "11"]
[White "De Albuquerque, Ian Telek C."]
[Black "De Menezes, Ricardo Fagner Dias"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2089"]
[BlackElo "1675"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bg5 Qb6 6. Bd3 Bxd3 7. Qxd3 Qa6 8. Qb3 Qb6
9. Nf3 e6 10. Nbd2 Ne7 11. Qd3 Nf5 12. O-O a5 13. c3 Qa6 14. c4 Bb4 15. b3 Nd7 16.
a3 Bxd2 17. Nxd2 Nf8 18. Rfc1 Ng6 19. Nf3 Nh6 20. Bxh6 Rxh6 21. Rc3 Ne7 22. Rac1
Nf5 23. Qd2 Rd8 24. Qf4 Qb6 25. Rd3 Qc7 26. Ng5 Qe7 27. Ra1 a4 28. cxd5 Rxd5 29.
bxa4 Qd7 30. Nf3 Rg6 31. Rad1 c5 32. Qd2 c4 33. Rc3 Qxa4 34. Rb1 b5 35. Rb4 Qa8 36.
g3 Rg4 37. Qb2 Nxd4 38. a4 Nxf3+ 39. Rxf3 Rd1+ 40. Kg2 Rd3 41. Qe2 Re4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "12"]
[White "Vargas, Goncalo Cintra"]
[Black "Passos, Marco Aurelio Novaes"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2041"]
[BlackElo "1671"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 Nf6 3. Bb2 Nbd7 4. e3 e6 5. c4 c6 6. Be2 Bd6 7. Nc3 e5 8. cxd5 cxd5
9. Nb5 Bb8 10. Ba3 e4 11. Nfd4 Ne5 12. f4 exf3 13. Nxf3 a6 14. Nbd4 Qa5 15. Qc2 Nxf3+
16. Bxf3 Bxh2 17. Rxh2 Qxa3 18. g4 Qd6 19. Rg2 h6 20. Ke2 Bd7 21. Nf5 Bxf5 22. gxf5
Ke7 23. Rxg7 Rac8 24. Qd3 Qe5 25. Rag1 h5 26. R7g2 Rh7 27. b4 b5 28. a4 Rc4 29. axb5
axb5 30. Qa3 Qc7 31. Qa8 Qd7 32. Qb8 Rc7 33. Ra1 Qc6 34. Ra8 Nd7 35. Qd8+ Kd6 36.
f6 Qc4+ 37. Ke1 Qh4+ 38. Kd1 Qxf6 39. Ra6+ Rc6 40. Rxc6+ Kxc6 41. Qa8+ Kc7 42. Qxd5
h4 43. Bg4 Qf1+ 44. Kc2 Qc4+ 45. Qxc4+ bxc4 46. Kc3 Ne5 47. Bh3 f6 48. Rf2 Rh6 49.
Rf4 Kb6 50. Rd4 Kb5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "13"]
[White "Matiuci, Bernardo Steinle"]
[Black "Cordero, Daniela"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1546"]
[BlackElo "2028"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 dxc4 6. a4 e6 7. Be2 Bb4 8. Nd2 Bxc3
9. bxc3 b5 10. axb5 cxb5 11. Ba3 Bb7 12. O-O Nc6 13. Rb1 Qc7 14. Bf3 O-O-O 15. Qe2
h5 16. e4 g5 17. e5 Nd5 18. Rfc1 Nf4 19. Qe3 Na5 20. Bd6 Rxd6 21. exd6 Qxd6 22. Ne4
Bxe4 23. Qxe4 Nd5 24. Rb2 g4 25. Bd1 f5 26. Qe1 Nf4 27. Rd2 Qd5 28. f3 Nd3 29. Rxd3
cxd3 30. c4 Nxc4 31. Qa5 Qxd4+ 32. Kh1 Kb7  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "14"]
[White "Da Silva, Lucas Pereira Mendes"]
[Black "Barroso, Daniele Silva"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1974"]
[BlackElo "1349"]
[PlyCount "103"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 h6 4. Nf3 a6 5. e3 Nf6 6. Qc2 c5 7. cxd5 cxd4 8. Qa4+ Bd7
9. Qxd4 exd5 10. Nxd5 Qa5+ 11. Nc3 Nc6 12. Qd1 Ne4 13. Bd2 Nxd2 14. Qxd2 Bb4 15.
a3 Bxc3 16. Qxc3 Qxc3+ 17. bxc3 O-O 18. O-O-O Bg4 19. Be2 Ne5 20. Nxe5 Bxe2 21. Rd2
Bb5 22. Kb2 Rfd8 23. Rhd1 Rxd2+ 24. Rxd2 Re8 25. Nf3 Bc6 26. Ne1 g6 27. g3 Kg7 28.
c4 h5 29. h4 Re4 30. Kc3 b5 31. Rd4 Re6 32. c5 Kf6 33. Nd3 Ke7 34. Nb4 a5 35. Nxc6+
Rxc6 36. Rd5 Ke6 37. Kd4 f6 38. Rd8 b4 39. axb4 axb4 40. Rb8 Rc7 41. Rb6+ Ke7 42.
Rxb4 Rd7+ 43. Ke4 Rd2 44. f3 Rc2 45. Kd5 Rd2+ 46. Rd4 Rc2 47. c6 f5 48. Ra4 Rd2+
49. Ke5 Rc2 50. Ra7+ Kd8 51. Rd7+ Kc8 52. Rd6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "15"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Guedes, Washington Luis"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2033"]
[BlackElo "0"]
[PlyCount "127"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 d6 3. Bf4 g6 4. e3 Bg7 5. Be2 O-O 6. O-O Nc6 7. h3 a5 8. c4 Re8
9. Nc3 Bd7 10. d5 Nb4 11. e4 e5 12. dxe6 Bxe6 13. c5 d5 14. e5 Nd7 15. Nxd5 Nxd5
16. Bg5 Qb8 17. Qd4 c6 18. Qh4 Nxe5 19. Nd4 f6 20. Bd2 Bd7 21. a4 f5 22. Rfe1 Ng4
23. hxg4 Bxd4 24. gxf5 Bf6 25. Qc4 Bxf5 26. Bf3 Be6 27. Bc3 Bxc3 28. bxc3 Bf7 29.
Qd4 Qc7 30. Re4 Rxe4 31. Bxe4 Qe7 32. Rd1 Qg5 33. Bf3 Re8 34. Rb1 Re7 35. c4 Qf5
36. Rd1 Nf4 37. Qd8+ Re8 38. Qxa5 Bxc4 39. Qc7 Nh3+ 40. Kh2 Qf4+ 41. Qxf4 Nxf4 42.
Rd4 Bd5 43. Rxf4 Bxf3 44. Rxf3 Re4 45. Rb3 Rxa4 46. Rxb7 Rc4 47. Kg3 Rxc5 48. Rc7
Rc2 49. f4 Rc1 50. Kh4 Rh1+ 51. Kg4 Rc1 52. g3 Rc4 53. Kg5 Rc5+ 54. Kf6 Rf5+ 55.
Ke6 c5 56. Kd6 g5 57. Ke6 Rf8 58. f5 h6 59. f6 c4 60. Kf5 g4 61. Kg6 h5 62. Rg7+
Kh8 63. Rh7+ Kg8 64. f7+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "16"]
[White "Hirota Da Silva, Nilton"]
[Black "Santos, Marcus Vinicius Moreira"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1827"]
[BlackElo "2331"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 c6 7. Nc3 Qa5 8. e4 e5 9.
dxe5 dxe5 10. Qc2 Be6 11. b3 h6 12. Bd2 Qc7 13. Rad1 Nbd7 14. h3 b5 15. cxb5 cxb5
16. Qc1 Rac8 17. Qb1 Qb7 18. Nh4 Rfd8 19. Nd5 Re8 20. Bb4 Bxd5 21. exd5 e4 22. Rfe1
Nb6 23. d6 Rcd8 24. Qc2 Nbd7 (24... Nbd5 25. Bxe4 Nxb4 26. Bxb7 Rxe1+ 27. Rxe1 Nxc2
28. Rc1 Nd4 29. Rc8 Rxc8 30. Bxc8 Kf8 31. Kg2 Ke8 32. Nf3 Nxf3 33. Kxf3 Bf8) 25.
Bxe4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "17"]
[White "Branquinho, Eduardo De Medeiros"]
[Black "Filgueiras, Nathan Felipe"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1815"]
[BlackElo "2321"]
[PlyCount "88"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be6 8. Nd5
Bxd5 9. Qxd5 Nf6 10. Bg5 Nxd5 11. Bxd8 Nc3 12. bxc3 Rxd8 13. Nc4 d5 14. exd5 Rxd5
15. Be2 Rc5 16. a4 Kd8 17. Rb1 Kc7 18. O-O Be7 19. Rfd1 Rd8 20. Kf1 g6 21. Rxd8 Bxd8
22. Rd1 Bg5 23. g3 f5 24. f3 Ne7 25. Rb1 Bf6 26. Rb3 Nd5 27. Ke1 e4 28. Kd2 Nxc3
29. Ne3 Bd4 30. fxe4 fxe4 31. Rb4 Bxe3+ 32. Kxe3 Nxe2 33. Kxe2 Rxc2+ 34. Ke3 Rxh2
35. Kxe4 Rh5 36. g4 Rg5 37. Kf4 Rc5 38. Re4 Kd6 39. Rb4 b5 40. axb5 axb5 41. Kg3
Kc6 42. Rf4 Rd5 43. Rf8 Rd7 44. Kf3 b4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "18"]
[White "Oliveira, Silvio Eduardo"]
[Black "De Paula, Luan Araujo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2297"]
[BlackElo "1863"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. f3 Qb6 4. Nc3 e5 5. dxe5 d4 6. Nce2 Qa5+ 7. Qd2 Bb4 8. c3 dxc3
9. bxc3 Bc5 10. Nd4 Ne7 11. f4 Ng6 12. Nb3 Qb6 13. Nxc5 Qxc5 14. a4 Nxf4 15. Ba3
Qxe5 16. O-O-O Ne6 17. Bc4 Qf4 18. Nf3 Qxd2+ 19. Rxd2 c5 20. Ne5 O-O 21. Rf1 Nc6
22. Nxc6 bxc6 23. Rd6 Ng5 24. Rxc6 Nxe4 25. Rf4 Nf6 26. Bxc5 Re8 27. Bd4 Bd7 28.
Rc7 Rac8 29. Bxf7+ Kxf7 30. Rxd7+ Ke6 31. Rxg7 Nd5 32. Re4+ Kf5 33. Rxe8 Rxe8 34.
Rxh7 Ke4 35. Kc2 a6 36. Rh4+ Kf5 37. Rh5+ Ke4 38. Rg5 Re6 39. h4 Nf4 40. h5 Rh6 41.
Re5#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "19"]
[White "Gazineu Neto, Rubens"]
[Black "Tsuboi, Edson Kenji"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1912"]
[BlackElo "2200"]
[PlyCount "92"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. a3 a6 7. Be3 b5 8. Be2 Bb7
9. f4 d6 10. O-O Nf6 11. Bf3 Be7 12. Nxc6 Bxc6 13. e5 dxe5 14. Bxc6+ Qxc6 15. fxe5
Nd7 16. Qg4 O-O 17. Qg3 f5 18. Rad1 Rfd8 19. Kh1 Nf8 20. Bg5 Bxg5 21. Qxg5 Qc7 22.
Rde1 Rd4 23. Qe3 Rad8 24. Re2 Ng6 25. h3 Qc6 26. Qg5 Qc7 27. Qe3 Qd7 28. Rff2 h6
29. g3 a5 30. Qf3 Kh7 31. Re3 Rc8 32. a4 bxa4 33. h4 f4 34. Re4 fxg3 35. Qxg3 Rxc3
36. Rxd4 Qxd4 37. bxc3 Qe4+ 38. Kh2 Nxe5 39. Kh3 a3 40. Rf4 Qh1+ 41. Qh2 Qd1 42.
Qg2 Qd5 43. Qxd5 exd5 44. Rf1 Kg6 45. Kg3 Nc4 46. Kg4 Ne3+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "20"]
[White "Silva, Kaua Marques"]
[Black "Cardoso, Maria Paula Da Silva"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2142"]
[BlackElo "1780"]
[PlyCount "124"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7
9. O-O-O Nbd7 10. Bd3 b5 11. Rhe1 Bb7 12. Nd5 exd5 13. Nf5 Kf8 14. exd5 Bxd5 15.
Qg3 Be6 16. Nxe7 Kxe7 17. Bxf6+ gxf6 18. f5 Rag8 19. Qh4 Ne5 20. fxe6 fxe6 21. Rf1
Rf8 22. Be2 Qc5 23. Qh6 Ng6 24. h4 Rf7 25. Bh5 Rg8 26. Rf3 b4 27. Rdf1 Rc8 28. Bxg6
hxg6 29. Qxg6 f5 30. R3f2 Qc4 31. Qg5+ Kd7 32. Kb1 a5 33. Qe3 Qxh4 34. Qa7+ Rc7 35.
Qxa5 Qd4 36. Qa4+ Ke7 37. Rf4 Qd2 38. R4f2 Qd4 39. a3 Rb7 40. Qc6 Kf6 41. Rf4 Qd2
42. a4 Rfc7 43. Qe4 Rc5 44. R4f2 Qd5 45. Qh4+ Kf7 46. Qh7+ Ke8 47. Qg8+ Kd7 48. Rh1
Kc6 49. b3 Kb6 50. Qd8+ Rbc7 51. Rc1 Rc3 52. Qb8+ Rb7 53. Qa8 Rc5 54. Rf3 Rc3 55.
Qd8+ Ka7 56. Rxc3 bxc3 57. Ka2 Rxb3 58. cxb3 Qd2+ 59. Ka3 Qxc1+ 60. Kb4 c2 61. Qc7+
Ka8 62. Qc6+ Ka7  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "21"]
[White "Simao, Davi Ribeiro"]
[Black "Ikejiri, Daniel Yoshito"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1320"]
[BlackElo "1916"]
[PlyCount "88"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. d3 Nge7 7. O-O O-O 8. Qe1 d5
9. Bb3 Nd4 10. Qh4 b5 11. f5 gxf5 12. Bh6 Nxf3+ 13. Rxf3 Ng6 14. Qxd8 Rxd8 15. Bxg7
Kxg7 16. exd5 Bd7 17. dxe6 fxe6 18. a4 b4 19. Nb5 Rac8 20. Re1 a6 21. Nd6 Rc6 22.
Nc4 Kf6 23. Rfe3 Re8 24. Ne5 Nxe5 25. Rxe5 a5 26. Bc4 Rc7 27. b3 Re7 28. Kf2 h5 29.
g3 Rg7 30. Bxe6 Bxe6 31. Rxe6+ Kg5 32. R1e5 h4 33. gxh4+ Kf4 34. Rd5 Rcf7 35. Rxc5
Kg4 36. h5 Kxh5 37. Ree5 Kg4 38. Rc4+ f4 39. Kg2 Rh7 40. Rxa5 Rh6 41. Rxb4 Rfh7 42.
d4 Rxh2+ 43. Kf1 Kf3 44. Ke1 Re2+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "22"]
[White "Cristino, Felipe Borges"]
[Black "Resende, Ana Gabriela Lobato"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1890"]
[BlackElo "1800"]
[PlyCount "109"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. e3 O-O 7. Bd3 Nbd7 8. Nge2
Re8 9. Qc2 Nf8 10. O-O Be6 11. Rab1 Rc8 12. b4 c6 13. b5 c5 14. dxc5 Rxc5 15. Qa4
Qb8 16. Bf4 Qa8 17. b6 axb6 18. Qxa8 Rxa8 19. Rxb6 Bc8 20. Rfb1 Rc6 21. R6b3 Bc5
22. Bb5 Re6 23. Rd1 b6 24. Bg3 Ng6 25. Nxd5 Rxa2 26. Nxf6+ Rxf6 27. Nc3 Ra8 28. Nd5
Rf5 29. e4 Rg5 30. Nc7 Be6 31. Nxe6 fxe6 32. h4 Rg4 33. Be2 Rxg3 34. Rxg3 Ra2 35.
Bc4 Rxf2 36. Bxe6+ Kf8 37. Kh1 Nxh4 38. Bh3 g6 39. Rd8+ Kg7 40. Rd1 b5 41. Rg4 Be7
42. Rd7 Kf7 43. Rxe7+ Kxe7 44. Rxh4 h5 45. e5 Rf1+ 46. Kh2 Rb1 47. Rd4 g5 48. Rd7+
Ke8 49. Bf5 Rf1 50. g4 Rxf5 51. Rd5 hxg4 52. Rxb5 Ke7 53. Kg3 Rf4 54. e6 Kxe6 55.
Rxg5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "23"]
[White "Navarro, Gustavo Kazuo Yura"]
[Black "Cruz, Natan Gomes"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1888"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. dxe4 g6 5. g3 Bg7 6. Bg2 Nf6 7. Ngf3 O-O 8. O-O
Nbd7 9. Re1 Qc7 10. c3 Nc5 11. Qc2 Rd8 12. Nb3 Nd3 13. Rd1 Nxc1 14. Raxc1 Re8 15.
h3 a5 16. Nbd4 e5 17. Ne2 a4 18. b3 axb3 19. axb3 Be6 20. Ng5 Bd7 21. Ra1 h6 22.
Nf3 Bf8 23. c4 Bc5 24. b4 Rxa1 25. Rxa1 Bxb4 26. Rb1 Bc5 27. Qb2 Bc8 28. Rd1 Nxe4
29. Qc1 Nxf2 30. Kf1 Nxd1 31. Qxd1 e4 32. Nfd4 Rd8  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "24"]
[White "Blanco, Gustavo Jose Bachur"]
[Black "Moreira, Paulo Vinicius Macedo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1491"]
[BlackElo "1711"]
[PlyCount "80"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. c5 Nd5 6. Bc4 g6 7. Qf3 c6 8. Nc3 Be6
9. Nh3 Nc7 10. Bxe6 Nxe6 11. d5 Nd4 12. Qe4 Bg7 13. d6 Ne6 14. Be3 exd6 15. Qb4 Qd7
16. Ne4 dxc5 17. Bxc5 Na6 18. Nd6+ Qxd6 19. Qxb7 Rb8 20. Qxa6 Qxc5 21. O-O O-O 22.
Rac1 Qb6 23. Qa4 c5 24. Rc4 Qb5 25. Qc2 Nd4 26. Qd3 Qxb2 27. Rxc5 Qxa2 28. Ng5 Ne6
29. Nxe6 Qxe6 30. g3 Rb3 31. Qc2 Rb2 32. Qa4 Ra2 33. Qh4 Qb6 34. Rfc1 Qb2 35. R1c2
Qxc2 36. Rxc2 Rxc2 37. Qa4 Rb2 38. Qxa7 Rd8 39. h4 Bd4 40. Qa5 Bxf2+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "25"]
[White "Melian, Juan Sebastian"]
[Black "Correa, Joao Pedro Vieira"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2238"]
[BlackElo "1864"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Nc6 5. Nbd2 Bd6 6. Bg2 O-O 7. O-O Re8 8. Qc2 dxc4
9. Nxc4 e5 10. dxe5 Nxe5 11. Nxd6 Qxd6 12. Bf4 Qc6 13. Qb3 Nxf3+ 14. Bxf3 Qd7 15.
Rfd1 Qe7 16. Rac1 c6 17. Bd6 Qe6 18. Qa3 Qh3 19. Bg2 Qh5 20. e3 Ng4 21. h3 Nf6 22.
Rd4 Qf5 23. Bf4 h6 24. b3 g5 25. Bd6 Ne4 26. Qb2 Nxd6 27. Rxd6 Be6 28. Rcd1 Qg6 29.
Qd4 Qg7 30. Qb4 Rab8 31. Qa5 a6 32. R1d4 Qf6 33. e4 Kg7 34. Qd2 Rbc8 35. f4 Rc7 36.
f5 c5 37. Rc4 Bxc4 38. Rxf6 Kxf6 39. Qd6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "26"]
[White "Terao, Juliana Sayumi"]
[Black "Santos, Abel Cardoso Dos"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2198"]
[BlackElo "1854"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5
9. Bc2 c5 10. h3 O-O 11. d4 cxd4 12. cxd4 Nc6 13. Nc3 Bd7 14. Be3 Rc8 15. Qe2 Re8
16. Rad1 Qc7 17. Bb1 h6 18. Nd5 Nxd5 19. exd5 Nxd4 20. Nxd4 exd4 21. Bxd4 Bf8 22.
Qd3 g6 23. Qg3 Kh7 24. Qf4 f5 25. g4 Rxe1+ 26. Rxe1 Qd8 27. gxf5 Qg5+ 28. Qxg5 hxg5
29. fxg6+ Kh6 30. Kg2 Re8 31. Rc1 Rc8 32. Rxc8 Bxc8 33. Kg3 Bg7 34. Bxg7+ Kxg7 35.
h4 gxh4+ 36. Kxh4 Kh6 37. f4 Bd7 38. b4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "27"]
[White "Deus Filho, Joaquim De"]
[Black "Saito, Vinicius"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1848"]
[BlackElo "2147"]
[PlyCount "122"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nf6 7. h3 Rb8 8. Qd2 b5 9.
Bh6 Bxh6 10. Qxh6 Nd4 11. Qd2 b4 12. Nd1 e5 13. c3 bxc3 14. bxc3 Ne6 15. Nf3 Qa5
16. O-O Ba6 17. Re1 O-O 18. Ne3 Rb6 19. Rab1 Rfb8 20. Rxb6 Qxb6 21. c4 Qb4 22. Re2
Bb7 23. h4 Bc6 24. Bh3 Qxd2 25. Rxd2 a5 26. Kf1 Nc7 27. Nd1 Na6 28. Rb2 Rxb2 29.
Nxb2 Nb4 30. a3 Nc2 31. a4 Nd4 32. Nxd4 cxd4 33. Bc8 Kf8 34. Ke2 Ke7 35. f3 Kd8 36.
Ba6 Nd7 37. Kd2 Nc5 38. Bb5 Bb7 39. Kc2 f5 40. Nd1 Bc8 41. Nb2 Ke7 42. Kd2 Kf6 43.
Ke2 h6 44. Kf2 g5 45. hxg5+ Kxg5 46. exf5 Bxf5 47. Ke2 h5 48. Bc6 h4 49. gxh4+ Kxh4
50. Bb5 Kg3 51. Bc6 Bg6 52. Bb5 Kf4 53. Bc6 Bf5 54. Bb5 Kg3 55. Bc6 Bc8 56. Nd1 Bb7
57. Bxb7 Nxb7 58. Nf2 Nc5 59. Nh1+ Kf4 60. Nf2 Nxa4 61. Ne4 Nc3+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "29"]
[White "Da Cunha, Gabriela Goes"]
[Black "Kropff, Ricardo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1837"]
[BlackElo "2052"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 d5 3. c4 dxc4 4. e3 Bg4 5. Bxc4 e6 6. O-O a6 7. Be2 Nc6 8. a3 Bd6
9. Nbd2 O-O 10. b4 Qe8 11. Bb2 Rd8 12. h3 Bh5 13. Nc4 e5 14. Qe1 e4 15. Nfd2 Bg6
16. Nxd6 cxd6 17. Bc4 d5 18. Be2 Qe6 19. Nb3 b6 20. Bxa6 h5 21. Bb5 Ne7 22. Rc1 Bf5
23. Qe2 Rd6 24. Nc5 bxc5 25. dxc5 Rdd8 26. a4 Ng6 27. Bxf6 Qxf6 28. Qxh5 d4 29. exd4
Rxd4 30. Rc4 Nf4 31. Rxd4 Nxh5 32. Rd6 Qg5 33. Kh2 e3 34. fxe3 Be4 35. Rd2 Qg3+ 36.
Kg1 Qxe3+ 37. Rdf2 Nf4 38. Kh2 Bxg2 39. Rxf4 Qxh3+ 40. Kg1 Qg3 41. R1f2 Bf3+ 42.
Kf1 Qxf4 43. Kg1 Qg5+ 44. Kh2 Qh4+ 45. Kg1 Qh1#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "30"]
[White "Santanna, Paulo"]
[Black "Rigonati, Eduardo Enrico Santana"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2021"]
[BlackElo "1827"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 d6 3. e4 e5 4. Nf3 Nbd7 5. Rg1 c6 6. g4 Qa5 7. Qd3 exd4 8. Nxd4
Ne5 9. Qe2 Bxg4 10. Rxg4 Nexg4 11. Bd2 Qh5 12. O-O-O Qxh2 13. Ncb5 Qxf2 14. Nc7+
Kd7 15. Nxa8 Qxe2 16. Bxe2 Be7 17. Nf5 Rxa8 18. Nxg7 Nf2 19. Re1 N2xe4 20. Bf4 d5
21. c4 a6 22. cxd5 cxd5 23. Nf5 Bc5 24. Rd1 Rg8 25. Ne3 Ke6 26. Bf1 Bxe3+ 27. Bxe3
Rg3 28. Bf4 Rf3 29. Bc7 Nf2 30. Re1+ Kd7 31. Be5 N6g4 32. Bc3 h5 33. Be2 Rh3 34.
Bd4 Nd3+ 35. Bxd3 Rxd3 36. Bc3 Rf3 37. Bb4 h4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "31"]
[White "Silva, Juliana Figueira Theophilo"]
[Black "Santos, Isaque Goncalves"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1747"]
[BlackElo "1996"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. e3 Nf6 5. Nf3 Bb4 6. Bd3 Nbd7 7. O-O O-O 8. Qc2 Re8
9. a3 Bf8 10. Rd1 h6 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Nf6 14. Bd3 Qc7 15. b4 b6
16. Bb2 a5 17. Bc3 axb4 18. axb4 Bb7 19. Ne5 Rec8 20. Be2 Nh7 21. f4 Nf6 22. f5 exf5
23. Qxf5 Re8 24. Bd3 Rxa1 25. Rxa1 Bc8 26. Qf3 c5 27. bxc5 bxc5 28. Ba5 Qd6 29. Nc6
Bg4 30. Qg3 Qxc6 31. d5 Qd6 32. Qf2 Qe5 33. Re1 Qd4 34. Qxd4 Rxe1+ 35. Bxe1 cxd4
36. Ba5 Bc5 37. Kf2 Ne8 38. h3 Bh5 39. g4 Bg6 40. Bxg6 fxg6 41. Ke2 Kf7 42. Kd3 Ke7
43. Bd2 g5 44. Be1 Nf6 45. Bf2 Nd7 46. Bxd4 Bxd4 47. Kxd4 Kd6 48. Ke4 g6 49. Kd4
Nc5 50. Kc3 Ne4+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "32"]
[White "Lima, Hamilton Da Silva"]
[Black "Simeao, Miguel Roberto Ranieri"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1778"]
[BlackElo "1962"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 O-O 8.
Be3 Re8 9. Qd2 Be6 10. a3 Nd7 11. h4 h5 12. c4 a5 13. b3 Qe7 14. c5 Bc7 15. Qc2 Bd5
16. Be2 Qe6 17. Rb1 Be4 18. Bd3 Bxf3 19. gxf3 Bf4 20. Bf5 Qe7 21. Qe4 Qxe4 22. fxe4
Bxe3 23. fxe3 Nf8 24. Kd2 g6 25. Rhg1 Kh7 26. Bh3 Rxe4 27. Rbf1 Rxh4 28. Bg2 Kg7
29. Kd3 Rg4 30. Bf3 Rxg1 31. Rxg1 Kh6 32. Kc4 Ne6 33. e4 Ng5 34. Bh1 Re8 35. Re1
f5 36. e5 f6 37. b4 axb4 38. axb4 fxe5 39. Rxe5 Rxe5 40. dxe5 f4 41. b5 f3 42. bxc6
bxc6 43. Kb4 h4 44. Ka5 h3 45. e6 Kg7 46. Kb6 f2 47. Bxc6 Nxe6 48. Bd7 f1=Q  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "33"]
[White "Carvalho Jr, Celestino"]
[Black "Dias, Clara"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1939"]
[BlackElo "1717"]
[PlyCount "98"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. c3 d5 3. e5 Nc6 4. d4 cxd4 5. cxd4 Bf5 6. a3 e6 7. Nc3 Nge7 8. Nb5 Nc8
9. Be3 Be7 10. b4 a5 11. bxa5 Qxa5+ 12. Bd2 Qb6 13. Nf3 O-O 14. Be2 N8a7 15. Nxa7
Rxa7 16. O-O Nxd4 17. Nxd4 Qxd4 18. Qc1 Qxe5 19. Bb5 d4 20. a4 Bd6 21. f4 Qf6 22.
Qe1 Raa8 23. Qe2 Qg6 24. Rac1 Rac8 25. Rfe1 Bc5 26. Kh1 Rfd8 27. h3 Qg3 28. Rf1 d3
29. Qe1 Qg6 30. Kh2 Qh5 31. Qg3 Bg6 32. Rfe1 Qd5 33. Re5 Qa2 34. Qe1 Bd4 35. Rg5
Rxc1 36. Qxc1 Qc2 37. Qe1 Rc8 38. f5 Bxf5 39. Bf4 Bc3 40. Qf1 d2 41. Be2 Bf6 42.
Bd1 Qc1 43. Rxf5 exf5 44. Qg1 Rd8 45. g3 Qc3 46. h4 Qd3 47. Qg2 Qe4 48. Qf2 Qe1 49.
Qb6 Qxd1  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "34"]
[White "Usui, Gabriella Yumi"]
[Black "Bastos, Danillo Alves"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1448"]
[BlackElo "1667"]
[PlyCount "88"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. e3 a6 6. a4 Nbd7 7. cxd5 exd5 8. Bd3 c6
9. Qc2 O-O 10. O-O Re8 11. Ne5 Nf8 12. h3 c5 13. dxc5 Bxc5 14. Nf3 Be6 15. Rd1 Rc8
16. Qb1 Qd7 17. Ne2 Bxh3 18. gxh3 Qxh3 19. Ng3 g6 20. Bf1 Qg4 21. Be2 Bxe3 22. Bxe3
Rxe3 23. Rd4 Ne4 24. Qf1 Rxf3 25. Bxf3 Qxf3 26. Qg2 Qf6 27. Rad1 Rc2 28. Nxe4 dxe4
29. b4 e3 30. Re4 Rxf2 31. Qg4 h5 32. Qh3 Rf3 33. Qh2 Qg5+ 34. Kh1 Qf5 35. Re5 Rf1+
36. Rxf1 Qxf1+ 37. Qg1 e2 38. Kh2 Qf4+ 39. Qg3 Qd2 40. Kg1 Ne6 41. Qf2 Qd1+ 42. Kh2
Qd6 43. Qg3 h4 44. Qe3 f6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "35"]
[White "Pittoli, Vinicius Eduardo Moreir"]
[Black "Regiani, Rafael"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1648"]
[BlackElo "1476"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d5 6. exd5 Nxd5 7. h3 Nb6 8. Bb3 Bd6
9. Be3 O-O 10. O-O Qf6 11. Nbd2 Qg6 12. Nh4 Qxd3 13. Qh5 Qh7 14. Rac1 Be6 15. Bc2
f5 16. Ndf3 Nd5 17. Bb3 Rae8 18. Ng6 Rf6 19. Ngxe5 g6 20. Qh4 Nxe5 21. Nxe5 Bxe5
22. Bxd5 Bxd5 23. f4 Bxf4 24. Qxf4 Rfe6 25. Bd4 Re4 26. Qg3 Qf7 27. Rce1 b6 28. Rxe4
Rxe4 29. Re1 Rxe1+ 30. Qxe1 Qe6 31. Qg3 f4 32. Qxf4 Qe1+ 33. Kh2 Qe4 34. Qxe4 Bxe4
35. Be5 c6 36. g4 Kf7 37. Kg3 Ke6 38. Bg7 h5 39. gxh5 gxh5 40. Kf4 Bf5 41. h4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "36"]
[White "Ruvieri, Daniel Minami"]
[Black "Da Rocha, Lucas Sampaio"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1437"]
[BlackElo "1647"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. h3 Bf5 6. Nf3 e6 7. Be2 Bxb1 8. Rxb1 cxd4
9. cxd4 Qa5+ 10. Bd2 Bb4 11. a3 Bxd2+ 12. Qxd2 Qxd2+ 13. Kxd2 Nge7 14. Rhc1 a6 15.
Bd3 f6 16. Ke3 Kd7 17. Rc3 fxe5 18. Nxe5+ Nxe5 19. dxe5 Nc6 20. Rb3 b5 21. f4 g6
22. Be2 Rhc8 23. Rd3 Na5 24. b4 Nc4+ 25. Kf2 Rf8 26. Kg3 Rf7 27. Bg4 h5 28. Bd1 Raf8
29. Rd4 Ne3 30. Kf3 Nxd1 31. Rbxd1 g5 32. g3 h4 33. Re1 hxg3 34. Rxd5+ exd5 35. e6+
Kd6 36. exf7 Rxf7 37. Kxg3 Rxf4 38. Re8 d4 39. Rg8 Rf5 40. Kg4 Rd5 41. Rd8+ Ke6 42.
Re8+ Kd7 43. Re2 Kd6 44. h4 gxh4 45. Kxh4 d3 46. Rd2 Ke5 47. Kg3 Kd4 48. Kf2 Kc3
49. Ke1 Re5+ 50. Kd1 Rh5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "37"]
[White "Re, Vinicius"]
[Black "Munhoz, Joao Pedro"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1177"]
[BlackElo "1608"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Bc4 O-O 8. O-O
d6 9. Nf3 Bg4 10. h3 Bxf3 11. Qxf3 Ne5 12. Qe2 Nxc4 13. Qxc4 Qa5 14. Rad1 Rfc8 15.
Qb3 Rc7 16. Nd5 Nxd5 17. Rxd5 Qa6 18. Rfd1 Qc4 19. Qxc4 Rxc4 20. c3 Rxe4 21. Bd4
Bxd4 22. R1xd4 Rxd4 23. Rxd4 Rc8 24. Rb4 Rc7 25. Re4 e6 26. c4 Kf8 27. Rd4 Ke7 28.
b3 e5 29. Rh4 h5 30. f4 Ke6 31. Kf2 b5 32. Kf3 bxc4 33. bxc4 f5 34. fxe5 dxe5 35.
Ke3 f4+ 36. Kd3 Kf5 37. g3 Rh7  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "38"]
[White "Aragao Neto, Joao Batista"]
[Black "Rojo, Antonio Maia Rosa"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1585"]
[BlackElo "0"]
[PlyCount "43"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 a6 6. e3 Nc6 7. Bd3 e6 8. Nf3 Bb4
9. a3 Ba5 10. b4 Bc7 11. Bxc7 Qxc7 12. Rc1 b5 13. O-O e5 14. dxe5 Nxe5 15. Nxd5 Nxd5
16. Rxc7 Nxf3+ 17. Qxf3 Nxc7 18. Qc6+ Kd8 19. Qd6+ Bd7 20. Bf5 Ne6 21. Bxe6 fxe6
22. Rd1  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "39"]
[White "Terra, Bruno De Oliveira"]
[Black "Mattos, Bernardo Cunha"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1567"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 Nf6 5. h3 Qb6 6. b3 Bf5 7. Be2 Qa5+ 8. Qd2 Qxd2+
9. Nbxd2 cxd4 10. Nxd4 Nxd4 11. exd4 Bxc2 12. Rc1 Bf5 13. Rc7 Rc8 14. Bb5+ Kd8 15.
Rxc8+ Bxc8 16. Ke2 a6 17. Bd3 e6 18. Rc1 Ne8 19. Nf3 f6 20. h4 Bd6 21. Be3 Bd7 22.
a4 Nc7 23. Bd2 Bc6 24. g4 Ke7 25. g5 e5 26. gxf6+ gxf6 27. dxe5 fxe5 28. Bg5+ Kf7
29. Nd2 e4 30. Nxe4 dxe4 31. Bc4+ Bd5 32. Rd1 Bxc4+ 33. bxc4 Ke6 34. Rb1 Rb8 35.
Ke3 Kf5 36. Rd1 Ne8 37. Rd5+ Kg6 38. Kxe4 Rc8 39. Kd4 b6 40. h5+ Kg7 41. Rf5 Bc5+
42. Ke5 h6 43. Bh4 Rc6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "40"]
[White "Alves, Josue Flor De Souza"]
[Black "Akamine, Isabelle Namie Nishimori"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1551"]
[BlackElo "1800"]
[PlyCount "25"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Bc4 Nf6 6. e5 dxe5 7. Bxf7+ Kxf7 8.
Qxd8 Nc6 9. Qd1 b6 10. Nf3 Bb7 11. Qb3+ Ke8 12. O-O g6 13. Re1  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "43"]
[White "Jorge, Denrick Cabral Jose"]
[Black "Sulz, Isaque Sathler"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1874"]
[BlackElo "1516"]
[PlyCount "101"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8. e5
Nd5 9. Nxd5 cxd5 10. Qxd5 Rb8 11. O-O-O Bb7 12. Qd2 Bxe5 13. Bd4 Bxd4 14. Qxd4 O-O
15. Qxd7 Qb6 16. Qd4 Qa5 17. a3 Rfd8 18. Qg4 Rxd1+ 19. Qxd1 Rd8 20. Qe2 Rd6 21. c3
Re6 22. Qd2 Rd6 23. Qf4 g5 24. Qg4 Qd5 25. Bc4 Qd2+ 26. Kb1 Rb6 27. b3 h5 28. Qd4
Qxd4 29. cxd4 Bxg2 30. Re1 e6 31. Re5 f6 32. Bxe6+ Kg7 33. Re3 Kg6 34. Bc4 Rd6 35.
Re7 Rxd4 36. Bf7+ Kf5 37. Bxh5 Rh4 38. Bd1 Rxh2 39. Bc2+ Kf4 40. Rf7 Ke5 41. Rxa7
Bd5 42. Re7+ Kf4 43. Re2 Kf3 44. Rd2 Bf7 45. Bd1+ Kf4 46. b4 Rh1 47. Kb2 Ke5 48.
b5 Rh8 49. Bf3 f5 50. b6 Rb8 51. b7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "44"]
[White "Van Riemsdijk, Dirk D."]
[Black "Nicacio, Daniel Ramos"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1789"]
[BlackElo "1479"]
[PlyCount "109"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Be6 5. Bxe6 fxe6 6. fxe5 dxe5 7. d3 Nf6 8. Be3
Qd7 9. Nbd2 O-O-O 10. Nc4 Ng4 11. Bg1 Bd6 12. Qe2 h5 13. h3 Nh6 14. Bh2 Nf7 15. c3
g5 16. O-O-O g4 17. Nh4 Qe7 18. g3 Nh6 19. hxg4 Nxg4 20. Bg1 b5 21. Nxd6+ Qxd6 22.
Kb1 b4 23. d4 bxc3 24. Qa6+ Kb8 25. bxc3 Ne7 26. Qa4 Qc6 27. Qxc6 Nxc6 28. d5 exd5
29. exd5 Ne7 30. c4 Nc8 31. Kc2 Nd6 32. Rb1+ Ka8 33. Rb4 Rb8 34. Ra4 Rb7 35. Ng6
Rh7 36. c5 Rg7 37. c6 Rb5 38. Rxh5 Nf6 39. Nxe5 Nxh5 40. Bxa7 Rxd5 41. Nd7 Rxd7 42.
cxd7 Nf7 43. g4 Kb7 44. gxh5 Rxh5 45. Rf4 Rd5 46. Rxf7 Kxa7 47. Kc3 Kb7 48. Kc4 Rd6
49. Kc5 Rd1 50. a4 Rd2 51. a5 Rd6 52. a6+ Kxa6 53. Rf6 Rxf6 54. d8=Q Rf1 55. Qd3+
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "45"]
[White "Brujin, Homero"]
[Black "Desideri, Ricardo Maruchi"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1479"]
[BlackElo "1959"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c3 c5 7. dxc5 Nbd7 8. Nbd2
Nxc5 9. Re1 Re8 10. Nb3 Ncd7 11. Nfd2 Nb6 12. e4 e5 13. exd5 Nbxd5 14. Nc4 e4 15.
Qc2 Bf5 16. Ne3 Nxe3 17. Bxe3 Ng4 18. Qd2 Nxe3 19. Qxe3 Kh8 20. Nd2 Qd3 21. Qxd3
exd3 22. f4 Bf8 23. Be4 Bc5+ 24. Kh1 Bg4 25. Bf3 Bf5 26. g4 Bd7 27. h3 Be3 28. Nc4
Bxf4 29. Re4 Rxe4 30. Bxe4 Bc6 31. Bxc6 bxc6 32. Rf1 d2 33. Rd1 Re8 34. Nxd2 Rd8
35. Kg2 Rxd2+ 36. Rxd2 Bxd2 37. Kf3 Kg7 38. Ke4 Kf6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "46"]
[White "Staub, Mihaiu"]
[Black "Martins De Aguiar, Marina"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1862"]
[PlyCount "46"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 a6 6. Bc4 Bb4 7. O-O Ne7 8. Bg5
b5 9. Bb3 Bb7 10. Rc1 O-O 11. Qe2 Nbc6 12. Rfd1 Na5 13. Ne5 Nxb3 14. Nxd7 Nxc1 15.
Qh5 Qc7 16. e5 Rfd8 17. Nf6+ gxf6 18. Bxf6 Rxd1+ 19. Nxd1 Ng6 20. Ne3 Nd3 21. h4
Qc1+ 22. Kh2 Nxf2 23. Qg5 Qxe3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "49"]
[White "Nunes, Rafael Klanfer"]
[Black "Dionisio, Alex Monteiro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1789"]
[BlackElo "1514"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d3 Nf6 5. O-O a6 6. Nbd2 Be7 7. c3 b5 8. Bb3 Bb7
9. Re1 O-O 10. d4 cxd4 11. cxd4 Nbd7 12. Bc2 Rc8 13. Nf1 Qc7 14. Re2 Rfe8 15. Bd3
Bf8 16. Ng3 g6 17. h3 Bg7 18. Be3 Qb8 19. Rc1 Rxc1 20. Qxc1 Rc8 21. Rc2 e5 22. d5
Rxc2 23. Qxc2 Qc8 24. Nd2 Nc5 25. Be2 Na4 26. Qb1 h5 27. Bd1 h4 28. Ne2 Nd7 29. Bxa4
bxa4 30. Qc1 Qxc1+ 31. Nxc1 f5 32. f3 Kf7 33. Nc4 Bf8 34. Ne2 fxe4 35. fxe4 Nf6 36.
Nc3 Nxe4 37. Nxe4 Bxd5 38. Ng5+ Ke8 39. b3 Be7 40. Nf3 axb3 41. axb3 Kf7 42. Kf2
Ke6 43. Bg5 Bxf3 44. Bxe7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "50"]
[White "Yokomizo, Wilton"]
[Black "Ferreira, Priscilla Montanha"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1395"]
[BlackElo "0"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. f4 d5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. d3 O-O 6. O-O c5 7. c3 Nc6 8. Na3 Rb8
9. Kh1 b5 10. Nc2 b4 11. Be3 Qd6 12. Bg1 a5 13. Qe1 Bh6 14. e4 e5 15. fxe5 Nxe5 16.
Nxe5 Qxe5 17. Bxc5 Re8 18. Bd4 Qe6 19. Rxf6 Qe7 20. exd5 Qxe1+ 21. Rxe1 Rxe1+ 22.
Nxe1 Bg7 23. Rb6 Rxb6 24. Bxb6 bxc3 25. bxc3 Bxc3 26. Nc2 Kf8 27. d6 Bd7 28. Ne3
Bg7 29. Nc4 a4 30. Bc7 f5 31. Nb6 Be6 32. d7 Bf6 33. d8=Q+ Bxd8 34. Bxd8 a3 35. Bd5
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "51"]
[White "Damasio, Fabio Ferreira"]
[Black "Alvarenga, Rogerio Almeida"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1296"]
[BlackElo "0"]
[PlyCount "106"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Nf3 Nc6 6. O-O Bg4 7. c3 e6 8. Re1 Bd6
9. Nbd2 Qc7 10. Be2 O-O 11. h3 Bh5 12. a4 a5 13. Ne5 Bxe2 14. Qxe2 Rfe8 15. Ndf3
Ne4 16. Ng5 Nxg5 17. Bxg5 Bxe5 18. dxe5 Nxe5 19. Bf4 f6 20. Bxe5 Qxe5 21. Qxe5 fxe5
22. Rxe5 Rad8 23. Rd1 Rd6 24. Rd2 Red8 25. Rd4 h6 26. h4 Rc8 27. g4 b6 28. h5 Rc4
29. Rxc4 dxc4 30. Re2 Kf7 31. Kf1 Rd1+ 32. Re1 Rxe1+ 33. Kxe1 Kf6 34. Ke2 Kg5 35.
Kf3 e5 36. Kg3 e4 37. f4+ exf3 38. Kxf3 Kh4 39. Kf4 Kh3 40. g5 Kh4 41. gxh6 gxh6
42. Kf3 Kxh5 43. Kf4 Kh4 44. Kf3 Kh3 45. Kf2 h5 46. Kf3 h4 47. Kf2 Kg4 48. Kg2 h3+
49. Kh2 Kh4 50. Kh1 Kg3 51. Kg1 h2+ 52. Kh1 Kh3 53. b4 cxb3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "52"]
[White "Correa, Vitor Dias"]
[Black "Ruvieri, Valter"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1067"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. h3 h6 8. Re1 b6
9. a4 a5 10. Ne2 Nxe4 11. Bd5 Nxf2 12. Kxf2 Ra7 13. Ng3 Bb7 14. Bxb7 Rxb7 15. c3
f5 16. dxe5 dxe5 17. Qd5+ Kh8 18. Qxb7 e4 19. Nxe4 fxe4 20. Qxe4 Nc5 21. Qxe7 Nd3+
22. Kf1 Rxf3+ 23. gxf3 Qd5 24. Qe8+ Kh7 25. Qe4+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "53"]
[White "Leon Lopes, Sergio Amadeus"]
[Black "Leal, Alexandre Garcia"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1858"]
[BlackElo "1899"]
[PlyCount "41"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. e3 Be7 5. b3 O-O 6. d4 c5 7. cxd5 Nxd5 8. Nxd5 exd5
9. Bd3 Bg4 10. dxc5 Bxc5 11. O-O Nc6 12. Bb2 d4 13. Qc2 dxe3 14. Bxh7+ Kh8 15. Qxc5
exf2+ 16. Rxf2 Kxh7 17. Qc3 f6 18. Nh4 Qd5 19. Qg3 Ne5 20. Raf1 Rad8 21. Bxe5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "55"]
[White "De Oliveira, Lucas Silva"]
[Black "Fernandez Barrero, Javier"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1743"]
[PlyCount "80"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. d5 e5 8. Nc3 Ne8 9.
e4 f5 10. Qb3 f4 11. Bd2 g5 12. Ne1 h5 13. f3 b6 14. a4 a5 15. Ne2 Ra7 16. Ra3 Bh6
17. Qc2 Na6 18. Nd3 Nb4 19. Nxb4 axb4 20. Rd3 Bd7 21. b3 Qc8 22. Qc1 Bh3 23. Rf2
Rg7 24. Kh1 Kh7 25. Ng1 Bxg2+ 26. Rxg2 Nf6 27. Ne2 Rfg8 28. Kg1 g4 29. Kh1 gxf3 30.
Rxf3 Nxe4 31. Qc2 Qf5 32. Kg1 Kh8 33. Bxf4 exf4 34. Nxf4 Bxf4 35. Rxf4 Qxf4 36. gxf4
Rxg2+ 37. Qxg2 Rxg2+ 38. Kxg2 Nd2 39. Kg3 Nxb3 40. Kh4 Nd4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "56"]
[White "Santana, Expedito"]
[Black "Baena, Mauricio"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1408"]
[BlackElo "1180"]
[PlyCount "91"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 g6 2. Bf4 d6 3. e4 Bg7 4. Nf3 Nd7 5. c3 Ngf6 6. Bd3 c6 7. O-O b5 8. a3 Qc7
9. h3 e5 10. Bh2 Bb7 11. Re1 O-O 12. Nbd2 a6 13. Qc2 Rfe8 14. Qb3 c5 15. Qd1 c4 16.
dxe5 dxe5 17. Bc2 Rad8 18. Qe2 Nh5 19. Qe3 h6 20. Nd4 exd4 21. Bxc7 dxe3 22. Rxe3
Rc8 23. Bh2 Be5 24. g3 Nc5 25. f4 Bb8 26. e5 Ba7 27. Kf1 Ng7 28. Rae1 Nd3 29. Bxd3
Bxe3 30. Rxe3 cxd3 31. Rxd3 Red8 32. Ke2 Rxd3 33. Kxd3 Ne6 34. Nb3 Nc5+ 35. Nxc5
Rxc5 36. Bg1 Rd5+ 37. Bd4 Kf8 38. c4 bxc4+ 39. Kxc4 Ke8 40. g4 Kd7 41. f5 gxf5 42.
gxf5 Bc6 43. a4 Ra5 44. b3 Bg2 45. Bc3 Rd5 46. Bd4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "57"]
[White "Bomeisel, Pedro Rangel"]
[Black "Akamine, Giullia Hikari Nishimori"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1385"]
[BlackElo "1800"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 e6 5. d3 Be7 6. f4 O-O 7. Be3 Nc6 8. Nf3 b6 9.
e5 dxe5 10. Nxe5 Qc7 11. Nb5 Qb7 12. Bxc6 Qa6 13. Nc7 Qa5+ 14. Bd2 Rb8 15. Bxa5 bxa5
16. Bf3 Nd7 17. Nc6 Rxb2 18. Nxe7+ Kh8 19. Rb1 Rxa2 20. Rb8 Nxb8 21. Qb1 Ra4 22.
Qxb8 g6 23. Nxc8 Kg7 24. Qb2+ Kh6 25. g4 Rxf4 26. g5+ Kxg5 27. Qe5+ Kh6 28. Qxf4+
Kg7 29. Nxa7 Rb8 30. Nxe6+ fxe6 31. Qxb8 Kf7 32. O-O Kg7 33. Be2 a4 34. Qf8#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.01"]
[Round "5"]
[Board "58"]
[White "Ferian, Christian"]
[Black "Pereira, Igor Marcelo Souza"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1351"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bb5+ Nbd7 7. f4 a6 8. Ba4
b5 9. Bb3 b4 10. Nd5 Bb7 11. O-O Bg7 12. Nxf6+ Nxf6 13. Ba4+ Nd7 14. Re1 O-O 15.
Nf3 Nc5 16. Bb3 Nxe4 17. Bd5 Nc5 18. Be3 Bxd5 19. Qxd5 Bxb2 20. Rab1 Bc3 21. Red1
Rb8 22. Bxc5 dxc5 23. Qxc5 Qb6 24. Qxb6 Rxb6 25. Rd7 Re6 26. Nd4 Re4 27. Nc6 Rxf4
28. Nxe7+ Kg7 29. h3 Rd4 30. Rxd4 Bxd4+ 31. Kf1 Re8 32. Nc6 Bc5 33. Nxb4 Rb8 34.
a3 a5 35. c3 axb4 36. cxb4 Bd6 37. h4 Ra8 38. Rb3 Kf8 39. Ke2 Ke7 40. Kf3 Ke6 41.
Kg4 f6 42. Kf3 Kd5 43. Rd3+ Kc6 44. Ke4 Be5 45. Rb3 Kb5 46. Kd5 Ka4 47. Rf3 Bb2 48.
Ke6 Bxa3 49. Rxf6 Ra6+ 50. Kf7  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "1"]
[White "Shumyatsky, Victor"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2457"]
[BlackElo "2549"]
[PlyCount "115"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. Bc4 Nf6 8.
Ne5 e6 9. Qe2 b5 10. Bd3 Qc7 11. a4 b4 12. b3 Nd5 13. g3 Bd6 14. Nc4 Be7 15. Bb2
Bf6 16. Be5 Bxe5 17. Nxe5 Bb7 18. f4 O-O-O 19. Ba6 f6 20. Bxb7+ Kxb7 21. Nc4 Rhe8
22. a5 a6 23. Qf2 e5 24. fxe5 Rxe5+ 25. Kf1 Rg5 26. Re1 g6 27. Ke2 Rf5 28. Qg1 Rg5
29. Kd1 f5 30. Kc1 f4 31. Qf2 Rf5 32. g4 Rff8 33. Re5 f3 34. Rhe1 Rf4 35. R1e4 Rxe4
36. Rxe4 Rf8 37. Kb1 c5 38. Re6 Ka7 39. Rd6 Ne7 40. Rd3 Rf4 41. Nb6 Rd4 42. Qxf3
Nc6 43. Rxd4 cxd4 44. Nc4 Kb7 45. h4 Qe7 46. h5 gxh5 47. gxh5 Kc7 48. Qf5 Kb7 49.
h6 Kc7 50. Qd5 Qf6 51. Qc5 d3 52. cxd3 Qxh6 53. Qb6+ Kc8 54. Qxa6+ Kd8 55. Qb6+ Ke7
56. a6 Qh1+ 57. Kb2 h5 58. Qb7+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "2"]
[White "Flores Quillas, Diego Saul Rodri"]
[Black "Cunha, Lucas Aguiar"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2429"]
[BlackElo "2230"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. O-O Nxd4
9. Qxd4 Bc5 10. Bf4 d6 11. Qd2 h6 12. Rad1 e5 13. Be3 Be6 14. Bxc5 dxc5 15. Nd5 Bxd5
16. exd5 Qd6 17. f4 O-O 18. fxe5 Qxe5 19. d6 Qxb2 20. c4 Qxd2 21. Rxd2 Rab8 22. a4
Nd7 23. Rb1 b6 24. Re1 Rfd8 25. Re7 Nf8 26. Bd5 Ne6 27. Rf2 Ng5 28. Kg2 Rxd6 29.
h4 Nh7 30. Rfxf7 Kh8 31. Rxg7 Nf6 32. Bf3 Re8 33. Ra7 Rd2+ 34. Kh3 Rd3 35. Bc6 Re6
36. Bg2 Nh5 37. Rg4 Rd8 38. Bd5 Red6 39. Bf7 Nf6 40. Rg6 Ne4 41. Be6 Rxe6 42. Rxe6
Nd6 43. Rxh6+ Kg8 44. Rg6+ Kh8 45. Rg4 a5 46. Re7 Nf5 47. Re5 Nh6 48. Rg6 Kh7 49.
Rxb6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "3"]
[White "Perdomo, Leandro"]
[Black "Fernandes De Sousa, Julio Cesar"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2382"]
[BlackElo "2162"]
[PlyCount "105"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Bg5 g6 3. e3 Bg7 4. Nc3 c5 5. Nf3 Qa5 6. Nd2 Qc7 7. Nb5 Qd8 8. Nd6+ Kf8
9. Bc4 b5 10. Bd5 Nc6 11. Nf7 Qc7 12. Nxh8 Bxh8 13. c3 e6 14. Bf4 d6 15. Bxc6 Qxc6
16. Qf3 d5 17. O-O Bg7 18. Qg3 Kf7 19. Nf3 h6 20. Ne5+ Bxe5 21. Bxe5 Ba6 22. dxc5
Qxc5 23. Bd4 Qe7 24. Qe5 Nf6 25. Qxf6+ Qxf6 26. Bxf6 Kxf6 27. Rfd1 Bb7 28. a4 Bc6
29. axb5 Bxb5 30. Rd4 a6 31. f3 Rb8 32. Kf2 Bc4 33. Rd2 Ke5 34. Ra4 Rc8 35. Rb4 Bb5
36. Rh4 Rh8 37. b3 g5 38. f4+ Kf6 39. fxg5+ Kxg5 40. Rhd4 Rc8 41. Rc2 Rb8 42. c4
Bc6 43. cxd5 Bxd5 44. b4 Kf6 45. g4 Rg8 46. Rc5 Bb7 47. gxf5 e5 48. Rd6+ Kxf5 49.
Rxh6 Rg2+ 50. Kf1 Rb2 51. Rh5+ Kg4 52. Rcxe5 Be4 53. Reg5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "4"]
[White "Marra, Eduardo Da Costa"]
[Black "Ticona Rocabado, Licael Roderick"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2189"]
[BlackElo "2350"]
[PlyCount "60"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 Nh6 7. Bd3 cxd4 8. O-O Bd7
9. b4 dxc3 10. Nxc3 Nd4 11. Be3 Nxf3+ 12. Qxf3 Qd8 13. Rfe1 a6 14. g3 Bc6 15. Bxh6
gxh6 16. Ne2 Bg7 17. Nd4 Ba4 18. h4 Qb6 19. Qg4 O-O 20. Re3 Kh8 21. Rae1 Rac8 22.
h5 Rc3 23. Nf5 exf5 24. Qxf5 Rxd3 25. Qxd3 Qe6 26. f4 Bd7 27. Rc1 Qh3 28. Qxd5 Bc6
29. Rxc6 bxc6 30. Qxc6 Rc8  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "5"]
[White "Dos Santos Dutra, Fernando Junior Freire"]
[Black "De Menezes, Ricardo Fagner Dias"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2262"]
[BlackElo "1675"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 e6 5. Bg5 Be7 6. e3 Nbd7 7. Nc3 O-O 8. Be2 b6
9. O-O Bb7 10. Rad1 Re8 11. Ne5 Qc7 12. cxd5 exd5 13. Nd3 Bd6 14. Bf4 Bxf4 15. Nxf4
Qd6 16. Qf5 Nf8 17. Nd3 Bc8 18. Qf4 Qxf4 19. Nxf4 Ne6 20. Nd3 Nd7 21. Rc1 Bb7 22.
Rfd1 f6 23. h4 g6 24. Bf3 f5 25. a4 a5 26. g3 Kg7 27. Rb1 Ba6 28. Kg2 Bxd3 29. Rxd3
Nf6 30. b4 Ne4 31. b5 cxb5 32. Rxb5 Nc7 33. Rxb6 Reb8 34. Rc6 Ra7 35. Bxe4 fxe4 36.
Rd2 Rbb7 37. Rc2 Kf7 38. Rc1 Ke8 39. h5 gxh5 40. Rh1 Kd7 41. Rc5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "6"]
[White "Di Berardino, Diego Rafael"]
[Black "Dos Santos Junior, Haroldo Cunha"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2480"]
[BlackElo "2033"]
[PlyCount "35"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bf5 5. cxd5 cxd5 6. Qb3 Bc8 7. Bf4 e6 8. e3 a6
9. Be2 Nc6 10. O-O Be7 11. Ne5 O-O 12. Nxc6 bxc6 13. Rfc1 a5 14. Na4 Ba6 15. Bxa6
Rxa6 16. Qb7 Ra8 17. Nb6 Bd6 18. Bxd6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "7"]
[White "Tsuboi, Edson Kenji"]
[Black "Santiago, Yago De Moura"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2200"]
[BlackElo "2467"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 Nxd5 6. Nf3 Nc6 7. Bb5 Nxc3 8.
bxc3 Bd7 9. O-O e6 10. d4 Be7 11. c4 O-O 12. d5 exd5 13. cxd5 Nb4 14. Bc4 Rc8 15.
Qb3 a5 16. Bb2 b5 17. Be2 Rc2 18. Nd4 a4 19. Qxb4 Bxb4 20. Nxc2 Bc5 21. a3 Bf5 22.
Ne3 Be4 23. Rad1 Bxe3 24. fxe3 Qg5 25. Rf2 Qxe3 26. Bxb5 Qb3 27. Rd4 Qxb5 28. Rxe4
Qxd5 29. Rd4 Qc5 30. h3 h5 31. h4 f6 32. Kh2 Rb8 33. Rdd2 Qc7+ 34. g3 Rb3 35. Rg2
Qb8 36. Rc2 Kf7 37. Rce2 g5 38. hxg5 h4 39. gxf6 hxg3+ 40. Kh1 Qf4 41. Re7+ Kf8  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "8"]
[White "Passos, Marco Aurelio Novaes"]
[Black "Santos, Marcus Vinicius Moreira"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1671"]
[BlackElo "2331"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. e5 Nc6 6. Qa4 Nd5 7. Qe4 Nc7 8. Bf4
Bg7 9. Nc3 Rb8 10. O-O-O b5 11. Nd5 Ne6 12. Bg3 Qa5 13. Kb1 O-O 14. h4 h5 15. Nd2
Bb7 16. Nb3 Qa4 17. Qe3 b4 18. Bc4 Ba6 19. Bxa6 Qxa6 20. f4 Qb5 21. f5 gxf5 22. Rhf1
a5 23. Rxf5 a4 24. Nc1 Qc5 25. Qe4 Rfc8 26. Nf6+ exf6 27. exf6 Qf8 28. Rxh5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "9"]
[White "Vargas, Gabriela"]
[Black "Gemy, Jose Daniel"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2084"]
[BlackElo "2329"]
[PlyCount "46"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. c4 g5 6. h3 Rg8 7. Nc3 Bb4 8. Bd2 h5 9.
Ne4 Nxe4 10. Bxb4 c5 11. Bxe4 Bxe4 12. Bc3 d6 13. dxc5 bxc5 14. Nd2 Bg6 15. Qf3 Nd7
16. Ne4 Bxe4 17. Qxe4 Ke7 18. O-O-O a5 19. Qc6 Qb8 20. Rd3 Rc8 21. Qf3 h4 22. Rhd1
Ra6 23. Qh5 Rg8  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "10"]
[White "Filgueiras, Nathan Felipe"]
[Black "Da Silva, Lucas Pereira Mendes"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2321"]
[BlackElo "1974"]
[PlyCount "71"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. h3 O-O 6. Be3 e5 7. d5 a5 8. g4 Na6 9.
Nge2 Qe8 10. Ng3 Kh8 11. f3 Ng8 12. Qd2 f5 13. exf5 gxf5 14. Nh5 Bf6 15. O-O-O Bh4
16. Bd3 Nc5 17. Bc2 b6 18. Rdg1 f4 19. Bf2 Bd8 20. h4 a4 21. Bxc5 bxc5 22. Qd3 Bf5
23. gxf5 Qxh5 24. f6 Bxf6 25. Ne4 Ne7 26. Ng5 e4 27. Qxe4 Nf5 28. Qxf5 Bxb2+ 29.
Kxb2 Rxf5 30. Bxf5 Qe8 31. Be6 Qb8+ 32. Kc2 Kg7 33. Ne4+ Kh6 34. Rg8 Qa7 35. Rg5
Qa6 36. Kd3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "11"]
[White "Ribeiro, Matheus Mendes Domingues"]
[Black "Oliveira, Silvio Eduardo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2130"]
[BlackElo "2297"]
[PlyCount "43"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3 6. Qxc3 Qe7 7. Be2 O-O 8. O-O
e4 9. Nd4 Nxd4 10. Qxd4 c5 11. Qc3 d5 12. d4 cxd4 13. exd4 dxc4 14. Bxc4 Be6 15.
b3 Rfc8 16. Bg5 b5 17. d5 Nxd5 18. Bxe7 Nxc3 19. Bxe6 Ne2+ 20. Kh1 fxe6 21. Rfe1
Rc2 22. a3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "12"]
[White "Cordero, Daniela"]
[Black "Melian, Juan Sebastian"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2028"]
[BlackElo "2238"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. c4 Bb4+ 6. Bd2 a5 7. O-O O-O 8. b3 Bxd2
9. Nbxd2 d6 10. Qc2 Nbd7 11. Ng5 h6 12. Nh3 e5 13. f4 exd4 14. exd4 Ng4 15. Qc3 Re8
16. f5 Qf6 17. Rf4 h5 18. Be4 c6 19. Bf3 Qh6 20. Ne4 d5 21. Ng3 Ngf6 22. Rf1 c5 23.
Rh4 Re3 24. Qc1 Rae8 25. cxd5 Bxd5 26. Bxd5 Nxd5 27. Rxh5 Qf6 28. dxc5 Qd4 29. Kh1
Nxc5 30. f6 Nd3 31. Qc6 Nxf6 32. Rhf5 Nb4 33. Qb5 Nxa2 34. Rxf6 gxf6 35. Rf4 Re1+
36. Nf1 R8e5 37. Qa6 Qd8 38. Rg4+ Kf8 39. Rh4 Nb4 40. Qc4 Qd3 41. Qc8+ Re8  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "13"]
[White "Matsuura, Everaldo"]
[Black "Jenidarchiche, Douglas Rodrigo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2410"]
[BlackElo "1845"]
[PlyCount "85"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Qxd5 5. Nc3 Bb4 6. Bd2 Bxc3 7. Bxc3 Nf6 8. Qe2
Bf5 9. Bxf6 gxf6 10. g4 Be6 11. dxe4 Qa5+ 12. c3 Nc6 13. f5 Bd7 14. Qb5 Qb6 15. Qxb6
axb6 16. Nf3 h5 17. Rg1 Ra4 18. Bd3 hxg4 19. Bc2 gxf3 20. Bxa4 Rxh2 21. O-O-O Ne5
22. Bxd7+ Nxd7 23. Rd2 Rxd2 24. Kxd2 Ne5 25. b3 Ke7 26. Ke3 Kd7 27. a4 c6 28. Rg8
Kc7 29. Ra8 Kd7 30. Kf2 Kc7 31. Rg8 Kd7 32. Rg1 Kc7 33. Rd1 Kc8 34. Kg3 Kc7 35. b4
b5 36. a5 c5 37. Rd5 cxb4 38. cxb4 b6 39. Rxb5 bxa5 40. bxa5 Nc6 41. a6 Kd8 42. Rb6
Kc7 43. Rb7+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "15"]
[White "Cardoso, Maria Paula Da Silva"]
[Black "Terao, Juliana Sayumi"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1780"]
[BlackElo "2198"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 a6 6. Bb3 Ba7 7. Nbd2 O-O 8. Nf1 d5
9. Qe2 h6 10. Ng3 Re8 11. h3 Na5 12. Bc2 c5 13. O-O b5 14. Bd2 Rb8 15. a3 c4 16.
Rad1 Bb7 17. Bc1 Qc7 18. Nh4 cxd3 19. Bxd3 dxe4 20. Nxe4 Nxe4 21. Bxe4 Bxe4 22. Qxe4
Qc4 23. Qxc4 Nxc4 24. Rd7 Bb6 25. Nf5 e4 26. Nd6 Red8 27. Rxd8+ Rxd8 28. Nxe4 f5
29. Ng3 Rd5 30. Re1 Kf7 31. Ne2 g5 32. h4 Kf6 33. hxg5+ hxg5 34. Kf1 f4 35. Ng1 Ne5
36. Nh3 Nd3 37. Rd1 g4 38. Ng1 Bxf2 39. Rxd3 Rxd3 40. Kxf2 Ke5 41. Ne2 f3 42. gxf3
Rxf3+ 43. Kg2 Ke4 44. Bh6 Kd3 45. Nd4 Rf7 46. Bg5 Kc4 47. Bd8 Rf8 48. Be7 Re8 49.
Bb4 Re3 50. b3+ Kd3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "16"]
[White "Bastos, Danillo Alves"]
[Black "Batista, Renato Luiz"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1667"]
[BlackElo "2174"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Na6 7. Nge2 c5 8. Qd2 Be6
9. Ng3 cxd4 10. Bxd4 Qa5 11. Be2 Rfc8 12. b3 Nb4 13. O-O Nc6 14. Be3 Ng4 15. Nd5
Nxe3 16. Qxa5 Nxa5 17. Nxe3 Bxa1 18. Rxa1 a6 19. f4 f6 20. f5 Bf7 21. Nd5 Bxd5 22.
exd5 Rab8 23. Bd3 g5 24. Ne4 b5 25. c5 dxc5 26. d6 c4 27. bxc4 bxc4 28. Bc2 exd6
29. Nxf6+ Kg7 30. Ne4 d5 31. f6+ Kf7 32. Rf1 dxe4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "17"]
[White "Da Rocha, Lucas Sampaio"]
[Black "Awoki, Daniel Teidi"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1647"]
[BlackElo "2152"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 cxd4 7. cxd4 e6 8. O-O
Nf6 9. Nc3 Qd6 10. Be3 Be7 11. h3 Bh5 12. Qb3 O-O 13. Rfd1 Nb4 14. Rac1 Nbd5 15.
Bg5 Rfd8 16. g4 Bg6 17. Ne5 a6 18. h4 h6 19. Bxf6 Bxf6 20. Nxg6 Nxc3 21. Rxc3 fxg6
22. Qxb7 Bxd4 23. Bf3 Qg3+ 24. Kh1 Qxh4+ 25. Kg2 Qxf2+ 26. Kh3 Be5 27. Bg2 g5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "18"]
[White "Saito, Vinicius"]
[Black "Aragao Neto, Joao Batista"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2147"]
[BlackElo "1585"]
[PlyCount "61"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. a3 Bg4 7. h3 Bxf3 8. Qxf3 c6
9. Be3 Nbd7 10. e5 Ne8 11. Bc4 d5 12. Bd3 e6 13. h4 f5 14. h5 Rf7 15. g4 Nf8 16.
gxf5 exf5 17. hxg6 hxg6 18. Ne2 Bh8 19. c4 Nc7 20. Nc3 Qd7 21. cxd5 cxd5 22. Kd2
Rd8 23. Rag1 a6 24. Qh3 Rh7 25. Qg2 Rxh1 26. Rxh1 Bg7 27. Bb1 Kf7 28. Ba2 Ke6 29.
Rc1 Bh6 30. Qh1 Bg7 31. Nxd5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "19"]
[White "Mattos, Bernardo Cunha"]
[Black "Silva, Kaua Marques"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1567"]
[BlackElo "2142"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. Bf4 Bc5 7. Nxc6 bxc6 8. Bd6
Qb6 9. Bxc5 Qxc5 10. e3 Rb8 11. Qd2 O-O 12. Be2 d5 13. cxd5 exd5 14. O-O Re8 15.
Rac1 Qd6 16. Rfd1 h5 17. h3 Bd7 18. Bf3 Qe5 19. b3 g5 20. Qd4 g4 21. Qxe5 Rxe5 22.
hxg4 hxg4 23. Be2 Kg7 24. g3 Rh8 25. Bf1 Reh5 26. Bg2 Bf5 27. Kf1 Rh2 28. Ne2 Be4
29. Nf4 Bf3 30. Bxf3 gxf3 31. Ke1 Ne4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "20"]
[White "Munhoz, Joao Pedro"]
[Black "Do Nascimento, Christian Almeida"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1608"]
[BlackElo "2123"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 Bb4 6. Nge2 O-O 7. O-O d6 8. b3 Bxc3
9. Nxc3 a6 10. Bb2 Qe8 11. h3 Qg6 12. Ne2 Nh5 13. Nc3 Nf6 14. Nd5 Nxd5 15. Bxd5+
Be6 16. Bxe6+ Qxe6 17. f4 Rae8 18. Qe2 Rf7 19. Kh2 d5 20. cxd5 Qxd5 21. fxe5 Nxe5
22. Bxe5 Qxe5 23. Rac1 f4 24. Qf3 fxg3+ 25. Qxg3 Rd7 26. Rf2 c6 27. Rcf1 Qxg3+ 28.
Kxg3 g6 29. Kf3 Re5 30. d4 Rh5 31. Kg3 c5 32. Rf4 cxd4 33. exd4 Ra5 34. R1f2 Kg7
35. a4 b5 36. axb5 Rxb5 37. R2f3 Rdb7 38. Rf6 a5 39. Ra6 Rd5 40. Rd3 Rb4 41. Kf2
Rbxd4 42. Rxd4 Rxd4 43. Rxa5 Rd3 44. Ra7+ Kh6 45. b4 Rxh3 46. Ke2 g5 47. Kd2 g4 48.
Kc2 Rh1 49. Ra3 Rh2+ 50. Kb1 Rh3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "21"]
[White "Resende, Ana Gabriela Lobato"]
[Black "Cueto, Jonny"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "2108"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d6 2. Nf3 Bg4 3. h3 Bh5 4. Nc3 Nd7 5. Bf4 e5 6. dxe5 Bxf3 7. exf3 dxe5 8. Be3
Ngf6 9. Bd3 Bb4 10. Bd2 O-O 11. Ne4 Bxd2+ 12. Qxd2 Qe7 13. O-O Rad8 14. Qe3 b6 15.
Rad1 Nd5 16. Qc1 Nf4 17. Ng3 Nc5 18. Be4 h5 19. Qe3 Qg5 20. h4 Qxh4 21. Rfe1 Qg5
22. Bf5 h4 23. Bh3 hxg3 24. Kf1 gxf2 25. Qxf2 Nxh3 26. gxh3 Ne6 27. h4 Qf5 28. Rc1
Nf4 29. Re4 Rd6 30. Ke1 Rfd8 31. Qf1 Rd2 32. b4 Ng2+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "22"]
[White "Kropff, Ricardo"]
[Black "De Brito E Silva, William"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2052"]
[BlackElo "1549"]
[PlyCount "47"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Bg5 Qe7 8. Bd3
Nb4 9. O-O Qe5 10. Qd2 O-O 11. Kh1 Ng4 12. f4 Nxd3 13. Qxd3 Qe6 14. Qg3 Ne3 15. f5
Nxf1 16. Rxf1 Qc4 17. Rf4 g6 18. Bf6 Qc6 19. Qh4 h5 20. Qg5 Be3 21. fxg6 Bxf4 22.
gxf7+ Kxf7 23. Qg7+ Ke6 24. Qe7#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "23"]
[White "Santos, Isaque Goncalves"]
[Black "Barberi, Catarina"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1996"]
[BlackElo "1524"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7
9. O-O Nbd7 10. Rc1 h6 11. Bh4 Rc8 12. Bf5 Rb8 13. Nb5 Ba6 14. Qa4 Bxb5 15. Qxb5
c5 16. Bg3 Ra8 17. Rfd1 a6 18. Qe2 c4 19. Ne5 Re8 20. Nc6 Qc8 21. Nxe7+ Rxe7 22.
Bd6 Re8 23. g4 Qc6 24. Bf4 b5 25. h4 Ne4 26. f3 Nd6 27. Bb1 Nf8 28. h5 Ne6 29. Qc2
Nb7 30. Be5 Nf8 31. Kf2 Qe6 32. Rg1 f6 33. Bf4 Nd6 34. Rce1 Nf7 35. Qd2 Ng5 36. Kg2
Qc6 37. Bxg5 fxg5 38. e4 Rad8 39. e5 Ne6 40. Rd1 Rf8 41. Qc2 Rf4 42. Qh7+ Kf8 43.
Bf5 Re8 44. Qg6 Rxg4+ 45. Kf2 Rxg1 46. Kxg1 Nd8 47. Qxc6 Nxc6 48. Bd7 Rb8 49. Bxc6
Rd8 50. e6 Ke7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "24"]
[White "Simeao, Miguel Roberto Ranieri"]
[Black "Matiuci, Bernardo Steinle"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1962"]
[BlackElo "1546"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. e4 c5 4. g3 Bg7 5. Bg2 O-O 6. Nge2 Nc6 7. d3 d6 8. O-O Rb8
9. Rb1 a6 10. f4 Bg4 11. h3 Bxe2 12. Nxe2 Qd7 13. b3 b5 14. Bb2 e5 15. Kh2 b4 16.
Bc1 Qa7 17. f5 a5 18. Be3 Ra8 19. Qd2 a4 20. Bg5 axb3 21. axb3 Qb7 22. Bf3 Ra3 23.
Rb2 Rfa8 24. Bg2 Ne8 25. Bh6 Ra1 26. Rf2 Qa7 27. Nc1 Nd4 28. h4 Bxh6 29. Qxh6 Nf6
30. Bh3 Ne8 31. h5 Qe7 32. hxg6 hxg6 33. fxg6 fxg6 34. Qxg6+ Qg7 35. Qxg7+ Kxg7 36.
Ne2 Nxe2 37. Rfxe2 Rd1  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "25"]
[White "Ikejiri, Daniel Yoshito"]
[Black "Barroso, Daniele Silva"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1916"]
[BlackElo "1349"]
[PlyCount "122"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. Be3 Nf6 7. f3 Bg7 8. Qd2 h5
9. O-O-O Bd7 10. Kb1 O-O 11. Nxc6 bxc6 12. Bh6 Qb6 13. Bxg7 Kxg7 14. Bc4 Rab8 15.
b3 a5 16. h4 Qb4 17. Ka1 c5 18. g4 Be6 19. Bxe6 fxe6 20. gxh5 Nxh5 21. Rh3 Nf4 22.
Rg3 Nh5 23. Rxg6+ Kf7 24. Rg4 Nf6 25. Rf4 e5 26. Rf5 Rh8 27. Nd5 Qxd2 28. Rxd2 Ke6
29. Nxf6 exf6 30. h5 a4 31. Kb2 c4 32. Kc3 cxb3 33. cxb3 axb3 34. axb3 Rb5 35. Rd3
d5 36. Kb2 dxe4 37. fxe4 Rb4 38. Rdf3 Rh6 39. Re3 Rxe4 40. Rxf6+ Kxf6 41. Rxe4 Rxh5
42. Kc3 Rh1 43. Re2 Kf5 44. Rb2 Ke4 45. b4 Rc1+ 46. Kd2 Rc6 47. b5 Rb6 48. Kc3 Kd5
49. Kb4 Rb8 50. Ka5 e4 51. b6 Ra8+ 52. Kb5 e3 53. b7 Rb8 54. Kb6 Kd4 55. Kc7 Rh8
56. Rb6 e2 57. Rd6+ Ke3 58. Re6+ Kf2 59. b8=Q Rxb8 60. Kxb8 e1=Q 61. Rxe1 Kxe1  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "26"]
[White "Cruz, Natan Gomes"]
[Black "Guedes, Washington Luis"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1888"]
[BlackElo "0"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 g6 3. c3 Bg7 4. Be3 Nf6 5. f3 a6 6. Bd3 Nc6 7. Ne2 b5 8. a4 bxa4 9.
Rxa4 O-O 10. O-O e6 11. Nd2 Nd7 12. b4 Nb6 13. Ra2 Bb7 14. Qa1 Qc8 15. Ra3 Nb8 16.
Nb3 f5 17. Na5 fxe4 18. fxe4 Rxf1+ 19. Qxf1 N6d7 20. Ng3 c5 21. bxc5 dxc5 22. Bc4
Nf8 23. Nxb7 Qxb7 24. d5 e5 25. Bxc5 Nfd7 26. Be3 a5 27. Rb3 Qc8 28. d6+ Kh8 29.
Bd5 Qa6 30. Qf7 Nf6 31. Rb7 Nbd7 32. Rxd7 Nxd7 33. Bxa8 Qxd6 34. Bd5 Nf6 35. Qe6
Qb8 36. Bg5 Nxd5 37. exd5 h6 38. Bf6 Qa7+ 39. Kh1 Qe3 40. Bxg7+ Kh7 41. Qf7 Qf4 42.
Bf6#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "27"]
[White "Dos Santos, Felipe Zeuli Biller"]
[Black "De Albuquerque, Ian Telek C."]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1538"]
[BlackElo "2089"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 g6 5. Nf3 Bg7 6. Bg5 O-O 7. e3 Be6 8. Bd3
c5 9. Be4 Nc6 10. O-O cxd4 11. exd4 Rc8 12. Re1 Re8 13. Rc1 Nxc3 14. bxc3 Bxa2 15.
Bxc6 Rxc6 16. Ra1 Bd5 17. Rxa7 Rxc3 18. Qd2 Rc8 19. Rb1 Qd7 20. Qa5 Qf5 21. Rd1 e6
22. Be3 Qg4 23. h3 Qh5 24. Qe1 Bxf3 25. gxf3 Qxf3 26. Qf1 Red8 27. Rd3 Qe4 28. Ra4
e5 29. f3 Qc6 30. Rb4 exd4 31. Bxd4 Bxd4+ 32. Rdxd4 Rxd4 33. Rxd4 Qc5 34. Qf2 Qc1+
35. Qf1 Qxf1+ 36. Kxf1 b5 37. Rb4 Rc5 38. Ke2 Kg7 39. Kd3 Kf6 40. Kd4 Rc4+ 41. Rxc4
bxc4 42. Kxc4 Ke5 43. Kd3 Kf4 44. Ke2 Kg3 45. Ke3 Kxh3 46. Kf4 h5 47. Kg5 h4 48.
f4 Kg3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "28"]
[White "Vargas, Goncalo Cintra"]
[Black "Pittoli, Vinicius Eduardo Moreir"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2041"]
[BlackElo "1648"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 c5 3. e3 Nc6 4. Bb2 Bf5 5. Bb5 Bd7 6. c4 e6 7. cxd5 exd5 8. O-O a6
9. Be2 Nf6 10. d4 Bd6 11. Nc3 Be6 12. dxc5 Bxc5 13. Rc1 Ba7 14. Na4 O-O 15. Nc5 Bxc5
16. Rxc5 Ne4 17. Rc1 Rc8 18. Nd4 Nxd4 19. Qxd4 f6 20. Bd3 Nd6 21. Qh4 h6 22. Ba3
Re8 23. Qg3 Ne4 24. Bxe4 dxe4 25. Rxc8 Bxc8 26. Rc1 Qd2 27. h4 Kh8 28. Rc7 Rg8 29.
Bf8 Bd7 30. Bc5 Qd5 31. Bd4 Rc8  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "29"]
[White "Desideri, Ricardo Maruchi"]
[Black "Blanco, Gustavo Jose Bachur"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1959"]
[BlackElo "1491"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. a3 Nbd7
9. Be2 Be7 10. g4 h6 11. Bh4 Nxe4 12. Bxe7 Nxc3 13. bxc3 Kxe7 14. Qd2 Nc5 15. Qe3
Bd7 16. Rd1 Bc6 17. O-O Rhe8 18. Nf5+ Kf8 19. Nxd6 Red8 20. f5 Bd5 21. fxe6 Rxd6
22. Rxf7+ Kg8 23. Rf5 Rxe6 24. Qf2 Na4 25. Rd4 Nxc3 26. Bf1 Ne2+ 27. Bxe2 Rxe2  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "30"]
[White "Regiani, Rafael"]
[Black "Pironti, Francisco Ferrari"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1476"]
[BlackElo "1953"]
[PlyCount "66"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nf3 Be7 8. h3 O-O
9. Be3 b5 10. O-O Bb7 11. Nd5 Bxd5 12. exd5 e4 13. Bxe4 Nxe4 14. Re1 Re8 15. Qd3
Nf6 16. Nd4 Nxd5 17. Nf5 Nf6 18. Bd4 Nc6 19. Qg3 Nh5 20. Nh6+ Kf8 21. Qf3 gxh6 22.
Qxc6 Bf6 23. Rxe8+ Qxe8 24. Qxd6+ Qe7 25. Qd5 Rd8 26. Qxh5 Rxd4 27. Qxh6+ Kg8 28.
c3 Re4 29. Qd2 Re2 30. Qc1 Bh4 31. g3 Bxg3 32. Kg2 Bxf2 33. Kf3 Qe4#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "31"]
[White "Yokomizo, Wilton"]
[Black "Gazineu Neto, Rubens"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1395"]
[BlackElo "1912"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. f4 d5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. d3 c5 6. O-O O-O 7. c3 Nc6 8. Ne5 Qc7
9. d4 Rd8 10. e3 Bf5 11. g4 Nxe5 12. gxf5 Neg4 13. h3 Nh6 14. fxg6 hxg6 15. Nd2 Nf5
16. Qe1 Nd6 17. dxc5 Qxc5 18. Nb3 Qb6 19. Bd2 e6 20. Rd1 a5 21. Bc1 a4 22. Nd4 Rdc8
23. Kh1 Nde4 24. a3 Rc4 25. Bf3 Rcc8 26. Rg1 Re8 27. h4 e5 28. fxe5 Rxe5 29. Qe2
Nh5 30. Bxe4 Rxe4 31. Rg4 Nf6 32. Rxe4 Nxe4 33. Rg1 Re8 34. Qb5 Qd8 35. Nf3 Qc8 36.
Qf1 Re6 37. Ng5 Rf6 38. Nf3 Qf5 39. Nh2 Nf2+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "32"]
[White "Pirone, Rafael"]
[Black "Cristino, Felipe Borges"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1890"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Ne7 6. a4 Nbc6 7. c3 O-O 8. Na3 h6
9. e4 d6 10. Be3 f5 11. Nc2 f4 12. Bc1 g5 13. h3 g4 14. hxg4 Bxg4 15. b4 Ng6 16.
b5 Nce7 17. d4 Qc7 18. d5 Rf6 19. Qd2 Qd7 20. Nh2 Bh3 21. Qd1 Nh4 22. gxh4 f3 23.
Bxf3 Raf8 24. Kh1 Rxf3 25. Nxf3 Bxf1 26. Qxf1 Rxf3 27. Qg2 Rh3+ 28. Kg1 Rxh4 29.
f3 Qe8 30. Qg3 Rh5 31. Be3 Ng6 32. Kf2 Qf7 33. Rg1 Kh7 34. Rg2 Nf4 35. Bxf4 exf4
36. Qg4 Bxc3 37. Na3 Rg5 38. Qh3 Rxg2+ 39. Kxg2 Ba5 40. Nc4 Bc7 41. a5 b6 42. a6
h5 43. Kf1 Kh6 44. Qc8 Qg7 45. Qf5 Qg3 46. Qf6+ Kh7 47. Qf7+ Kh6 48. Qf6+ Kh7  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "33"]
[White "Jorge, Denrick Cabral Jose"]
[Black "Simao, Davi Ribeiro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1874"]
[BlackElo "1320"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nc3 Bc5 3. Nf3 d6 4. Na4 Bb6 5. Nxb6 axb6 6. d4 Bg4 7. dxe5 Bxf3 8. Qxf3
dxe5 9. Bc4 Qf6 10. Qg3 Nc6 11. O-O Nge7 12. Bd2 O-O 13. Bc3 Rfd8 14. f4 Qd6 15.
Bxf7+ Kh8 16. fxe5 Qh6 17. Bb3 Nd4 18. Bxd4 Rxd4 19. Rf7 Ng6 20. Raf1 Rad8 21. e6
Rxe4 22. Qxc7 Rg8 23. e7 Nxe7 24. R7f3 Re2 25. Bxg8 Nxg8 26. Rf8 Qe3+ 27. Kh1 Qe6
28. h3 Qd5 29. R1f2 Rxf2 30. Rxf2 h6 31. c4 Qe6 32. Qf4 Nf6 33. Kh2 Nh5 34. Qf8+
Kh7 35. Qf5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "34"]
[White "De Paula, Luan Araujo"]
[Black "Dos Santos, Andre Vicente"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1863"]
[BlackElo "1800"]
[PlyCount "31"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4
e6 9. O-O Bc5 10. Ne4 Qb6 11. c3 a5 12. Qg4 g6 13. Qh4 Be7 14. Bg5 Bxg5 15. Qxg5
Qd8 16. Nd6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "35"]
[White "Alvarenga, Rogerio Almeida"]
[Black "Branquinho, Eduardo De Medeiros"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1815"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Be2 O-O 5. h3 d6 6. Nf3 c5 7. c3 Qb6 8. Qb3 Be6
9. Qc2 cxd4 10. exd4 Bf5 11. Qc1 Nc6 12. Nbd2 Rac8 13. Nc4 Qc7 14. O-O Nd5 15. Bh2
b5 16. Ne3 Nxe3 17. Qxe3 b4 18. Rac1 bxc3 19. Rxc3 Qd7 20. Bb5 Qb7 21. Bxc6 Rxc6
22. Rxc6 Qxc6 23. Qxe7 d5 24. Ne5 Qb6 25. Qc5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "36"]
[White "Van Riemsdijk, Dirk D."]
[Black "Nunes, Rafael Klanfer"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1789"]
[BlackElo "1789"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Be2 Be7
9. O-O O-O 10. Qd2 Qc7 11. f4 exf4 12. Rxf4 Nbd7 13. Nd5 Bxd5 14. exd5 Ne5 15. c4
Nfd7 16. Rc1 Bg5 17. Rf2 Bxe3 18. Qxe3 Nf6 19. Rxf6 gxf6 20. Rc3 Kh8 21. Qf4 Rg8
22. Qxf6+ Rg7 23. Rg3 Rag8 24. c5 Nd7 25. Qc3 Nxc5 26. Rh3 Ne4 27. Rxh7+ Kxh7 28.
Qh3+ Kg6 29. Qg4+ Kf6 30. Qf4+ Ke7 31. Qxe4+ Kf8 32. g3 Rg5 33. Nd4 Qc5 34. Bf3 Re5
35. Qf4 Rxd5 36. Bxd5 Qxd5 37. Nf5 Qd1+ 38. Kf2 Qc2+ 39. Kf3 Qc6+ 40. Ke2 Rg6 41.
Nd4 Qd5 42. Nf5 Re6+ 43. Kf2 Qe5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "37"]
[White "Moreira, Paulo Vinicius Macedo"]
[Black "Navarro, Gustavo Kazuo Yura"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1711"]
[BlackElo "1800"]
[PlyCount "61"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 d6 4. g3 Bg7 5. Bg2 O-O 6. O-O c5 7. dxc5 dxc5 8. Nc3 Nc6
9. Be3 Be6 10. Bxc5 Bxc4 11. Qa4 Be6 12. Rfd1 Qc8 13. Ng5 Bd7 14. Qa3 h6 15. Nge4
Re8 16. Rac1 e6 17. Nd6 Qc7 18. Nxe8 Rxe8 19. Nb5 Qe5 20. Nd6 Rb8 21. e4 Ne8 22.
Nc4 Qc7 23. Bd6 Nxd6 24. Qxd6 Qxd6 25. Rxd6 Be8 26. b3 Rd8 27. e5 Rxd6 28. Nxd6 Bd7
29. f4 Nd4 30. Rc7 Bb5 31. Nxb5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "38"]
[White "Correa, Joao Pedro Vieira"]
[Black "Correa, Vitor Dias"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1864"]
[BlackElo "0"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 e6 7. Rd1 Be7 8.
c3 O-O 9. d4 Qc7 10. e5 Ne8 11. Bf4 Qc6 12. Nbd2 Nc7 13. Ne4 d5 14. Ned2 c4 15. h4
Rfe8 16. h5 Bf8 17. g4 f6 18. Kg2 Rad8 19. Rf1 fxe5 20. Nxe5 Nxe5 21. Bxe5 Bd6 22.
f4 Bxe5 23. Qxe5 Qd6 24. Rae1 b5 25. Kg3 a5 26. Nf3 b4 27. h6 Qxe5 28. Nxe5 bxc3
29. bxc3 gxh6 30. Rb1 Rb8 31. Nc6 Rb5 32. a4 Rb3 33. Rxb3 cxb3 34. Rb1 Ra8 35. Rxb3
Ra6 36. Ne5 Ra8 37. Rb7 Rc8 38. Nc6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "39"]
[White "Ruvieri, Daniel Minami"]
[Black "Santanna, Paulo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1437"]
[BlackElo "2021"]
[PlyCount "46"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf5 d5 7. Bg5 d4 8. Bxf6 gxf6
9. Ne2 h5 10. h4 Qb6 11. Rb1 Nc6 12. a3 Bxf5 13. exf5 Bh6 14. b4 e4 15. Ng3 e3 16.
Bd3 exf2+ 17. Kf1 O-O-O 18. Kxf2 Be3+ 19. Ke2 Rhg8 20. b5 Rxg3 21. Be4 axb5 22. Qd3
b4 23. Bxc6 Qxc6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "40"]
[White "De Souza, Ricardo Alves"]
[Black "Carvalho Jr, Celestino"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1322"]
[BlackElo "1939"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nc6 3. d4 Bf5 4. c3 e6 5. Bg2 Bd6 6. O-O Nf6 7. Nbd2 h6 8. Re1 Bh7
9. a3 O-O 10. c4 Be7 11. b4 a6 12. Bb2 a5 13. b5 Nb8 14. Ne5 a4 15. e3 Nbd7 16. Nxd7
Qxd7 17. Rc1 c6 18. cxd5 cxd5 19. Bf1 Ne8 20. Nb1 Nd6 21. Nc3 Ra7 22. Nxa4 Nxb5 23.
Qb3 Nxd4 24. Bxd4 Qxa4 25. Qxa4 Rxa4 26. Rc7 Bxa3 27. Rxb7 Bd6 28. Rd7 Bb4 29. Bh3
Bxe1 30. Bxe6 Rxd4 31. Bxd5 Rxd5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "41"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Leon Lopes, Sergio Amadeus"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1318"]
[BlackElo "1858"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 O-O 6. Qd2 Re8 7. Bc4 c6 8. Ng5 d5
9. exd5 cxd5 10. Bb5 Nc6 11. Nf3 Nh5 12. Ne5 Nxe5 13. Bxe8 Nc4 14. Bxf7+ Kxf7 15.
Qc1 Bxd4 16. O-O Bxc3 17. bxc3 Nxf4 18. Qxf4+ Kg7 19. Rfd1 Be6 20. Rd4 Bf7 21. Qg3
e5 22. Rh4 Rc8 23. Rd1 Rc6 24. Rd3 Qb6 25. Rd1 Rf6 26. h3 e4 27. Rf4 Rxf4 28. Qxf4
Qb2 29. Qc7 Qb6 30. Qxb6 Nxb6 31. Rb1 Be8 32. Kf1 Bc6 33. Ke2 Nc4 34. Kd1 Kf6 35.
Rb4 Ke5 36. g3 h5 37. Ke2 a6 38. Rb3 Bb5 39. Rxb5 axb5 40. f3 e3 41. Kd3 h4 42. f4+
Kf5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "42"]
[White "Santos, Abel Cardoso Dos"]
[Black "Bianchini, Marlon"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1854"]
[BlackElo "1255"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 Be7 8. Bd3 b6
9. O-O Bb7 10. Be3 O-O 11. f4 d6 12. Qe2 Nbd7 13. b4 Rac8 14. Rac1 Rfe8 15. Nb3 Qb8
16. g4 h6 17. Nd2 Qa8 18. h4 Nh7 19. g5 hxg5 20. hxg5 e5 21. Qh5 g6 22. Qh6 Bf8 23.
Qh3 exf4 24. Bxf4 Ne5 25. Be2 Bg7 26. Be3 Bc6 27. Qg3 b5 28. cxb5 axb5 29. a4 bxa4
30. b5 Bd7 31. Nd5 Rxc1 32. Rxc1 Qa5 33. b6 Rb8 34. Qf2 a3 35. Nf6+ Nxf6 36. gxf6
Bh8 37. Nc4 Nxc4 38. Bxc4 Qe5 39. Rf1 Qxe4 40. Qf4 Qxf4 41. Rxf4 Bf5 42. Bd4 Rc8
43. b7 Rb8 44. Bd5 a2 45. Rf1 Bd3 46. Rc1 Bf5 47. Rc7 Be6 48. Bxa2  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "43"]
[White "Kassab, Alexandre T Canelas"]
[Black "Deus Filho, Joaquim De"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1848"]
[PlyCount "113"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bg5 Bxc3+ 8. bxc3
Qc7 9. Qf3 Ng8 10. c4 f6 11. Be3 Ne7 12. c5 d6 13. cxd6 Qxd6 14. Bc5 Qc7 15. Qh5+
Ng6 16. Bd3 b6 17. Ba3 Qc3+ 18. Ke2 Be6 19. Rhd1 Nd7 20. Kf1 Kf7 21. g3 Qc7 22. Rac1
Rhd8 23. Kg2 Kg8 24. Qe2 a5 25. Bb5 a4 26. Bd6 Qc8 27. Nd2 Nc5 28. Nc4 Qb7 29. Bxc5
bxc5 30. Nd6 Qb6 31. Nf5 a3 32. Bc4 Kf7 33. Rb1 Qc6 34. Bxe6+ Qxe6 35. Rb7+ Kf8 36.
Qb5 Rxd1 37. Qxc5+ Kg8 38. Qc7 Rd7 39. Qxd7 Qxd7 40. Rxd7 Rc8 41. Rxg7+ Kf8 42. Ra7
Rc3 43. h4 h5 44. Kf1 Ke8 45. Ne3 Nf8 46. Nd5 Rc6 47. c3 Ne6 48. Nxf6+ Kd8 49. Nd5
Nc5 50. f3 Na6 51. Ke2 Rg6 52. Kf2 Nc5 53. Rxa3 Nd3+ 54. Ke3 Ne1 55. Ke2 Nc2 56.
Ra8+ Kd7 57. Kf2  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "44"]
[White "Sanches De Carvalho, Fabio"]
[Black "Bomeisel, Pedro Rangel"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1838"]
[BlackElo "1385"]
[PlyCount "89"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. d5 d6 5. f3 Qa5+ 6. Nd2 Nxd2 7. Bxd2 Qc7 8. c4
e5 9. e4 Be7 10. Bd3 Nd7 11. Ne2 O-O 12. O-O Nb6 13. Qc2 g6 14. Bh6 Re8 15. Nc3 Bf8
16. Qd2 f6 17. h4 a6 18. a4 Bxh6 19. Qxh6 Qg7 20. Qd2 Rb8 21. Qf2 Na8 22. f4 Bd7
23. f5 gxf5 24. exf5 Kh8 25. Ne4 Qe7 26. h5 Rg8 27. Qh4 Rgf8 28. h6 Nb6 29. a5 Nc8
30. Ra3 Be8 31. Be2 Qc7 32. Rb3 Ba4 33. Ra3 Be8 34. Rh3 Qe7 35. Bd1 Qd8 36. Rff3
Bd7 37. Rf1 Be8 38. Kh2 Qe7 39. Be2 Bd7 40. Bh5 Qd8 41. Re3 Be8 42. Be2 Qc7 43. Kh3
Bd7 44. g4 Qd8 45. Rb3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "45"]
[White "Haraguchi, Melissa Mayumi Alves"]
[Black "Da Cunha, Gabriela Goes"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1751"]
[BlackElo "1837"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 Qa5+ 7. Bd2 Qa6 8. Qxa6
Nxa6 9. a3 c5 10. Nc3 Nc7 11. Ne2 h5 12. h4 Nh6 13. Ng3 Ng4 14. c3 Rc8 15. O-O Na8
16. b4 cxd4 17. cxd4 Nb6 18. Rfc1 Nc4 19. Nf1 Be7 20. g3 O-O 21. Kg2 f6 22. Be1 fxe5
23. dxe5 Ngxe5 24. Nxe5 Nxe5 25. Nd2 Bf6 26. Rab1 Nd3 27. Rxc8 Rxc8 28. Nf3 e5 29.
Nh2 Rc2 30. Kf3 Kf7 31. Nf1 e4+ 32. Ke3 Bd8  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "46"]
[White "Akamine, Isabelle Namie Nishimori"]
[Black "Lima, Hamilton Da Silva"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1778"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Bc4
Nc6 9. Bb2 Bg4 10. h3 Bxf3 11. Qxf3 O-O 12. dxc5 Qa5 13. Qe3 Rad8 14. O-O Ne5 15.
Be2 Nd7 16. Qg5 Qxc5 17. Qxc5 Nxc5 18. Ba3 b6 19. Bxc5 bxc5 20. Rfc1 Rd2 21. Bf3
Rb8 22. Rd1 Bxc3 23. Rxd2 Bxd2 24. Rd1 Rb2 25. a3 c4 26. Be2 c3 27. Bd3 Ra2 28. Kh2
Rxa3 29. g3 Ra4 30. Kg2 a5 31. Bc2 Ra2 32. Bb3 Rb2 33. Ba4 Be3 34. Rf1 Bd4 35. h4
h5 36. Kh2 Rxf2+ 37. Rxf2 Bxf2 38. Kg2 Bd4 39. Kf3 e5 40. g4 hxg4+ 41. Kxg4 Kg7 42.
Kf3 Kh6 43. Kg4 Bf2 44. Bb3 Be3 45. Ba4 f6 46. Kf3 Bd4 47. Kg4 Kg7 48. Kf3 Kf7 49.
Kg4 Ke7 50. h5 gxh5+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "47"]
[White "Fernandez Barrero, Javier"]
[Black "Re, Vinicius"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1743"]
[BlackElo "1177"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. O-O O-O 7. Bxc6 dxc6 8. Nxe5
Re8 9. Nf3 Bg4 10. Be3 Qe7 11. Nbd2 Rad8 12. h3 Bh5 13. Qe2 Bd4 14. Bxd4 Rxd4 15.
g4 Rb4 16. gxh5 Nxh5 17. Qe3 Qf6 18. Qg5 Qxg5+ 19. Nxg5 Nf4 20. b3 h6 21. Ngf3 Nxh3+
22. Kh2 Nf4 23. a4 Rb6 24. Nc4 Rb4 25. Rab1 Ne2 26. Rfe1 Nc3 27. Ra1 b5 28. axb5
axb5 29. Nce5 c5 30. Nc6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "48"]
[White "Sulz, Isaque Sathler"]
[Black "Staub, Mihaiu"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1516"]
[BlackElo "0"]
[PlyCount "44"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b3 e5 2. Bb2 Nc6 3. Nf3 e4 4. Nd4 Nf6 5. e3 Bc5 6. Nf5 O-O 7. g4 Ne8 8. d3 d5
9. dxe4 Bxf5 10. exf5 Qh4 11. Qf3 d4 12. exd4 Nxd4 13. Bxd4 Bxd4 14. c3 Bb6 15. Qg3
Qe7+ 16. Be2 Nf6 17. Nd2 Rad8 18. Qf3 Rfe8 19. g5 Nd5 20. f6 Qe5 21. Nc4 Qxc3+ 22.
Qxc3 Nxc3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "49"]
[White "Nicacio, Daniel Ramos"]
[Black "Goncalves, Ricardo Henrique Silva"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1479"]
[BlackElo "1800"]
[PlyCount "28"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Nd2 g6 4. g3 Bg7 5. e5 dxe5 6. dxe5 Ng4 7. f4 Ne3 8. Qe2 Nxc2+
9. Kf2 Nxa1 10. Nb3 Nxb3 11. axb3 O-O 12. Nf3 Nc6 13. h4 h5 14. Nh2 Nd4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "50"]
[White "Rojo, Antonio Maia Rosa"]
[Black "Usui, Gabriella Yumi"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1448"]
[PlyCount "50"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 c5 3. e3 e6 4. Bb2 Nf6 5. c4 Nc6 6. Be2 d4 7. exd4 cxd4 8. d3 Be7
9. O-O e5 10. Nbd2 O-O 11. Ng5 Nd7 12. Nge4 Qc7 13. Bf3 f5 14. Ng3 Nc5 15. Bd5+ Kh8
16. Qf3 Nb4 17. Ba3 Ncxd3 18. h4 e4 19. Ndxe4 Ne5 20. Qf4 Nxd5 21. cxd5 fxe4 22.
Qxe4 Bxa3 23. Qxd4 Bc5 24. Qd2 Ng4 25. Rac1 Qxg3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "51"]
[White "Dionisio, Alex Monteiro"]
[Black "Terra, Bruno De Oliveira"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1514"]
[BlackElo "1800"]
[PlyCount "47"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. b4 Bf8 7. Nf3 g6 8. Bb2 Bg7 9.
Bd3 Ne7 10. O-O O-O 11. Nbd2 Bd7 12. Qe2 a6 13. c4 Nbc6 14. Rfd1 Qb8 15. Nb3 b6 16.
Rac1 Rc8 17. cxd5 Nxd5 18. Bxa6 Rxa6 19. Qxa6 b5 20. Nc5 Rc7 21. Nxd7 Rxd7 22. Qxc6
Rc7 23. Qa6 Rb7 24. Bd4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "52"]
[White "Leal, Alexandre Garcia"]
[Black "Santana, Expedito"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1899"]
[BlackElo "1408"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. e3 Bf5 4. Nc3 e6 5. Nf3 Nf6 6. cxd5 exd5 7. Bd3 Bxd3 8. Qxd3
Bd6 9. O-O O-O 10. a3 Nbd7 11. b4 a6 12. Nd2 Bxh2+ 13. Kxh2 Ng4+ 14. Kg1 Qh4 15.
Nf3 Qh5 16. e4 dxe4 17. Nxe4 Rad8 18. Ng3 Qd5 19. Qf5 Qxf5 20. Nxf5 h6 21. Ne3 Ngf6
22. d5 cxd5 23. Bb2 g6 24. Rfd1 Rfe8 25. Nxd5 Nxd5 26. Rxd5 Nb6 27. Rxd8 Rxd8 28.
Rc1 Rc8 29. Rxc8+ Nxc8 30. Ne5 Ne7 31. Nd7 Nc8 32. Nc5 Nd6 33. Be5 Nc4 34. Bc7 Nxa3
35. Nxb7 Nc2 36. Ba5 Nd4 37. Nc5 Nc6 38. Nxa6 Kf8 39. Kf1 Ke7 40. Ke2 f5 41. Nc5
Kd6 42. Nb3 g5 43. b5 Nxa5 44. Nxa5 Kc5 45. Nc4 Kxb5 46. Nd6+ Kc5 47. Nxf5 h5 48.
Ng7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "53"]
[White "Pereira, Igor Marcelo Souza"]
[Black "De Oliveira, Lucas Silva"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1351"]
[BlackElo "1800"]
[PlyCount "128"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 h5
9. Qd2 Nbd7 10. Be2 Rc8 11. Nd5 b5 12. Na5 Bxd5 13. exd5 Nxd5 14. Nb7 Qc7 15. Qxd5
Rb8 16. O-O-O Qxb7 17. Qd2 Be7 18. g4 hxg4 19. fxg4 Rc8 20. Bg5 Bf8 21. h4 Qc7 22.
h5 Nb6 23. Rhe1 Nd5 24. Kb1 Qc5 25. Qxd5 Qxc2+ 26. Ka1 Qc5 27. Qxc5 Rxc5 28. Rc1
Rxc1+ 29. Rxc1 Kd7 30. a4 bxa4 31. Bxa6 f6 32. Be3 d5 33. Bb5+ Ke6 34. Bxa4 d4 35.
Bd2 Bd6 36. b4 Ra8 37. Kb2 Rxa4 38. Kb3 Ra7 39. b5 Kd5 40. Bb4 Rb7 41. Bxd6 Kxd6
42. Kb4 e4 43. Ka5 d3 44. Ka6 Re7 45. b6 e3 46. b7 Rxb7 47. Kxb7 d2 48. Rd1 Ke5 49.
Kc6 Kf4 50. Kd5 Kf3 51. Ke6 e2 52. Rxd2 e1=Q+ 53. Kf7 Qxd2 54. Kxg7 Qg5+ 55. Kh7
Kxg4 56. h6 Qxh6+ 57. Kxh6 f5 58. Kg6 f4 59. Kh7 f3 60. Kh8 f2 61. Kh7 f1=Q 62. Kh8
Qa6 63. Kg8 Qb7 64. Kf8 Kf5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "54"]
[White "De Bastiani, Tales Otavio"]
[Black "Damasio, Fabio Ferreira"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1296"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Nc3 Nbd7 7. d3 Rb8 8. Be3 c5
9. h3 b6 10. Qd2 Re8 11. d4 Qc7 12. b3 a6 13. Rac1 Bb7 14. d5 Ba8 15. Bg5 e6 16.
e4 exd5 17. exd5 b5 18. Qd3 b4 19. Na4 Ne4 20. Bd2 Nxd2 21. Nxd2 Re7 22. Ne4 Rbe8
23. Rfe1 Bh6 24. Rcd1 f5 25. Naxc5 Nxc5 26. Nf6+ Kh8 27. Rxe7 Rxe7  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "55"]
[White "Baena, Mauricio"]
[Black "Ferian, Christian"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1180"]
[BlackElo "0"]
[PlyCount "190"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd7 5. Nf3 e4 6. Ne5 Nxe5 7. Bxe5 Bxb5 8. Qg4
Nf6 9. Qg3 Qd7 10. Nc3 Bc6 11. Bxc7 Qg4 12. Qe5+ Qe6 13. O-O-O Qxe5 14. Bxe5 Be7
15. f4 b5 16. Rhg1 b4 17. Ne2 a5 18. g4 Rg8 19. Nd4 Bb7 20. Nb5 Kd8 21. Kb2 Bc8 22.
h3 Ne8 23. d3 Bd7 24. c4 bxc3+ 25. Nxc3 Bf6 26. d4 Bxe5 27. dxe5 Nc7 28. a4 Bc6 29.
Nxe4 Ke7 30. Nc3 f6 31. exf6+ Kxf6 32. e4 Rad8 33. g5+ Kg6 34. e5 Kf5 35. Rgf1 Ne6
36. Ne2 d4 37. Ng3+ Kg6 38. f5+ Kxg5 39. fxe6 Rge8 40. Rf5+ Kg6 41. h4 h6 42. h5+
Kh7 43. Rc1 Bd5 44. Rc7 Bxe6 45. Rf2 d3 46. Ne4 Kh8 47. Kc3 Rb8 48. Nc5 Bg4 49. Nxd3
Bxh5 50. Nf4 Rxe5 51. Rg2 Rg8 52. Rh2 Be8 53. b4 axb4+ 54. Kxb4 Re4+ 55. Rc4 Rxc4+
56. Kxc4 Bxa4 57. Kd4 Kh7 58. Ke5 Rf8 59. Rb2 Rf6 60. Rb7 Bd1 61. Rc7 Bg4 62. Ke4
h5 63. Rc3 Kh6 64. Ng2 Kg5 65. Rc5+ Rf5 66. Rxf5+ Bxf5+ 67. Ke5 g6 68. Kd4 Kg4 69.
Ke3 Kg3 70. Nf4 h4 71. Ne2+ Kg4 72. Kf2 h3 73. Kg1 Be4 74. Kh2 g5 75. Ng1 Bg2 76.
Ne2 Kh4 77. Ng3 Kg4 78. Ne2 Kf3 79. Ng3 g4 80. Nh5 Ke4 81. Ng3+ Kf4 82. Nh5+ Kg5
83. Ng3 Bf3 84. Nf1 Be4 85. Ng3 Bd3 86. Kg1 Kh4 87. Kh2 Kg5 88. Kg1 Bc4 89. Kh2 Kh4
90. Nf5+ Kg5 91. Ng3 Bd3 92. Kg1 Kh4 93. Kh2 Bc2 94. Nf1 Bb1 95. Ng3 Bd3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "56"]
[White "Desideri, Enzo Piuchi"]
[Black "Ruvieri, Valter"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1730"]
[BlackElo "1067"]
[PlyCount "73"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d6 3. Nf3 Nd7 4. Bc4 Be7 5. c3 exf4 6. d4 Bh4+ 7. Kd2 Nb6 8. Qb3 Nxc4+
9. Qxc4 Be6 10. d5 Bg4 11. Kc2 Bg5 12. h4 Bh6 13. Na3 a6 14. Bd2 Qe7 15. Rae1 O-O-O
16. Kb1 Qf6 17. h5 Bxf3 18. gxf3 g6 19. hxg6 hxg6 20. Nc2 Bg7 21. Rxh8 Bxh8 22. Nb4
Ne7 23. Nd3 g5 24. e5 dxe5 25. Nxe5 Qf5+ 26. Kc1 Bxe5 27. Qe2 Rxd5 28. c4 Bxb2+ 29.
Kxb2 Qd7 30. cxd5 Nxd5 31. Rd1 Nb6 32. Bb4 Qa4 33. a3 c5 34. Qd3 Nd7 35. Bxc5 Qc6
36. Bb4 Ne5 37. Qd8#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "57"]
[White "Gomes, Simone Barreto Crote"]
[Black "De Paula, Bruno Cesar Lima"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1676"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 f5 3. Nc3 fxe4 4. Nxe4 d5 5. Ng3 e4 6. Qe2 Be7 7. Nd4 Nf6 8. d3 exd3
9. Qxd3 O-O 10. Be2 c5 11. Nf3 c4 12. Qd1 Nc6 13. O-O Bc5 14. c3 h5 15. Bg5 Bg4 16.
h3 Be6 17. Nxh5 Qe8 18. Nf4 Ne4 19. Bh4 Rxf4 20. Bg5 Rxf3 21. Bxf3 Nxg5 22. b3 Qf7
23. bxc4 Nxf3+ 24. gxf3 Ne5 25. cxd5 Nxf3+ 26. Kg2 Bxh3+ 27. Kxh3 Qh5+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.02"]
[Round "6"]
[Board "58"]
[White "Akamine, Giullia Hikari Nishimori"]
[Black "Da Silva, Joao Pedro Marinelli Soares"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "0"]
[PlyCount "50"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 d6 5. O-O Be7 6. d3 O-O 7. Bg5 Bg4 8. h3 Bh5
9. Nb1 Nd4 10. c4 Nxf3+ 11. gxf3 c6 12. Ba4 Qd7 13. Kh2 h6 14. Be3 Nh7 15. Rg1 Bg5
16. Rg3 Bf4 17. Bxf4 exf4 18. Rg2 Ng5 19. Rg4 f5 20. Rxf4 fxe4 21. Rg4 Nxf3+ 22.
Kh1 Bxg4 23. hxg4 Qxg4 24. Qf1 Qh4+ 25. Kg2 Qh2#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "1"]
[White "Fier, Alexandr"]
[Black "Perdomo, Leandro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2549"]
[BlackElo "2382"]
[PlyCount "35"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7
9. b4 Ne8 10. c5 f5 11. a4 Nf6 12. Nd2 Bh6 13. exf5 gxf5 14. Nc4 f4 15. Bf3 Nf5 16.
Ne4 Nd4 17. Nxf6+ Qxf6 18. Bb2  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "2"]
[White "Passos, Marco Aurelio Novaes"]
[Black "Shumyatsky, Victor"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1671"]
[BlackElo "2457"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6
9. Nc3 O-O 10. h3 f6 11. O-O fxe5 12. Nxe4 dxe4 13. Bc4+ Kh8 14. Ng5 Bf5 15. Nf7+
Rxf7 16. Bxf7 exd4 17. Qh5 Qd7 18. Bg5 Ne5 19. Bb3 Bg6 20. Qh4 c5 21. Rac1 Nd3 22.
Rc2 Bc7 23. Be7 b6 24. a4 Re8 25. Bg5 Qd6 26. g3 Ne5 27. Bf4 Nf3+ 28. Kh1 Qf8 29.
Qg4 Bf5 30. Qh5 Bxf4 31. gxf4 g6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "3"]
[White "Ticona Rocabado, Licael Roderick"]
[Black "Flores Quillas, Diego Saul Rodri"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2350"]
[BlackElo "2429"]
[PlyCount "112"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nb5 d5 6. cxd5 Bc5 7. e3 O-O 8. Bc4
a6 9. N5c3 e4 10. a3 Bf5 11. b4 Bd6 12. h3 Nbd7 13. Bb2 Qe7 14. Nd2 Rac8 15. Be2
Bg6 16. Nc4 Bb8 17. Qb3 Rfe8 18. O-O-O b5 19. Na5 Ne5 20. Nc6 Nxc6 21. dxc6 Rxc6
22. Kb1 Rcc8 23. Nd5 Nxd5 24. Rxd5 Qe6 25. Rc1 Rxc1+ 26. Kxc1 h6 27. Bg4 f5 28. Qc3
Re7 29. Rd8+ Kh7 30. Rxb8 fxg4 31. Qc8 Qxc8+ 32. Rxc8 gxh3 33. gxh3 Bf5 34. Rc6 Bxh3
35. Rxa6 h5 36. Ra5 Bf1 37. a4 Rb7 38. axb5 Bxb5 39. Be5 Kg6 40. Ra8 Kf5 41. Bf4
Kg4 42. Rc8 Bd3 43. Rc5 Rb5 44. Rc7 g5 45. Rg7 h4 46. Kd2 h3 47. Kc3 Kf3 48. Bg3
Kg2 49. Rh7 Rd5 50. Kd2 Rb5 51. Bd6 Rb6 52. Be5 Rb5 53. Bd6 Rf5 54. Bg3 Rf3 55. Rh5
Rxg3 56. fxg3 h2  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "4"]
[White "Oliveira, Silvio Eduardo"]
[Black "Dos Santos Dutra, Fernando Junior Freire"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2297"]
[BlackElo "2262"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. c3 Nc6 7. O-O cxd4 8. Nxd4 Nge7
9. Nxf5 Nxf5 10. Bd3 g6 11. Re1 Bc5 12. Nd2 f6 13. Bxf5 gxf5 14. b4 Bb6 15. Qh5+
Kd7 16. exf6 Qxf6 17. Nf3 a6 18. c4 Rae8 19. b5 axb5 20. cxb5 Qxa1 21. bxc6+ Kc8
22. Qf7 bxc6 23. Bf4 Qb2 24. Rc1 Qb5 25. Ne5 c5 26. Be3 Rhf8 27. Qxh7 Rh8 28. Qf7
Rhf8 29. Qh7 Rh8 30. Qf7 Rhf8 31. Qh7 f4 32. a4 Qxa4 33. Bxc5 Qb5 34. Bd4+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "5"]
[White "Santiago, Yago De Moura"]
[Black "Di Berardino, Diego Rafael"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2467"]
[BlackElo "2480"]
[PlyCount "17"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3 h6 5. Bxf6 Nxf6 6. Qd3 c6 7. e4 dxe4 8. Nxe4
Nxe4 9. Qxe4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "6"]
[White "Gemy, Jose Daniel"]
[Black "Filgueiras, Nathan Felipe"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2329"]
[BlackElo "2321"]
[PlyCount "122"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d3 O-O 6. Nbd2 c5 7. e4 Nc6 8. Re1 b5
9. a4 bxa4 10. exd5 exd5 11. Rxa4 h6 12. Nb3 Re8 13. Ne5 Nxe5 14. Rxe5 Be6 15. Bd2
Qc7 16. Re1 Bd6 17. Qa1 Re7 18. Ba5 Qb7 19. Bc3 Nh7 20. Na5 Qc8 21. b3 d4 22. Bd2
Bh3 23. Bh1 Rxe1+ 24. Qxe1 Nf6 25. Nc4 Bc7 26. Qe7 Bd8 27. Qb7 Rb8 28. Qxc8 Rxc8
29. Rxa7 Rc7 30. Rxc7 Bxc7 31. Ba5 Bxa5 32. Nxa5 Bc8 33. Bb7 Bxb7 34. Nxb7 Nd7 35.
g4 Kf8 36. Kg2 Ke7 37. Kf3 Ke6 38. h4 g5 39. h5 f5 40. gxf5+ Kxf5 41. Nd6+ Ke6 42.
Ne4 Kf5 43. Kg3 g4 44. Kh2 Ke5 45. Kg3 Kf5 46. f4 gxf3 47. Kxf3 Ne5+ 48. Kg2 Ng4
49. Kf3 Ne5+ 50. Kf2 Kg4 51. Nxc5 Kxh5 52. b4 Kg6 53. Ne6 Nc6 54. b5 Kf5 55. bxc6
Kxe6 56. Kf3 h5 57. Kf4 Kd6 58. Kg5 Kxc6 59. Kxh5 Kd5 60. Kg4 Ke5 61. Kg5 Kd5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "7"]
[White "Silva, Kaua Marques"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2142"]
[BlackElo "2410"]
[PlyCount "104"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Be3 d5 5. e5 Nh6 6. Qd2 Nf5 7. Bf4 h5 8. Nf3 b5 9.
Bd3 Na6 10. a4 b4 11. Ne2 Qb6 12. a5 Qb7 13. Bxa6 Qxa6 14. Qxb4 Qc4 15. Qd2 c5 16.
b3 Qb5 17. O-O O-O 18. dxc5 Qxc5 19. Ned4 Nxd4 20. Nxd4 Ba6 21. Rfe1 Rac8 22. Re3
e6 23. c3 Rc7 24. b4 Qc4 25. Rae1 Rb8 26. Rf3 Bf8 27. h3 Rxb4 28. Bh6 Rb8 29. Bxf8
Rxf8 30. Qh6 Qc5 31. g4 h4 32. Ree3 Re8 33. Rf6 Qf8 34. Qxh4 Qg7 35. Ref3 Rb7 36.
Kg2 Bc4 37. Qg5 Ba2 38. a6 Rd7 39. Qc1 Rb8 40. Qa3 Bb1 41. Nc6 Re8 42. Kh2 Qh6 43.
Qb2 Be4 44. Rg3 Qg5 45. f4 Qh4 46. Nd4 Qh6 47. Rg1 Qf8 48. Ne2 Rb8 49. Qd2 Qa3 50.
f5 Rb2 51. Qe3 Qxa6 52. Qf2 Qd3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "8"]
[White "Perez Gormaz, Matias"]
[Black "Saito, Vinicius"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2388"]
[BlackElo "2147"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 g6 5. e5 Nh5 6. O-O Bg7 7. Re1 Nf4 8. d4 cxd4
9. Nxd4 Ne6 10. Nxe6 fxe6 11. Bf4 O-O 12. Bg3 Qb6 13. a4 a6 14. Bxc6 Qxc6 15. Qd4
b6 16. Qe4 Bb7 17. Qxc6 Bxc6 18. Ne2 Rfc8 19. Nd4 b5 20. axb5 axb5 21. c3 Kf7 22.
h4 g5 23. h5 h6 24. f3 Ra4 25. Rxa4 bxa4 26. Ra1 Rb8 27. Nxc6 dxc6 28. Rxa4 Rxb2
29. f4 Re2 30. fxg5 hxg5 31. Rg4 Bxe5 32. Kf1 Re3 33. Kf2 Rxg3 34. Rxg3 Bxg3+ 35.
Kxg3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "9"]
[White "Do Nascimento, Christian Almeida"]
[Black "Melian, Juan Sebastian"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2123"]
[BlackElo "2238"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6. cxd4 b6 7. Nc3 Bb7 8. Be2 Be7
9. O-O O-O 10. Bd3 Nxc3 11. bxc3 d6 12. Qe2 Nd7 13. Re1 Qc7 14. Bf4 Rac8 15. Rac1
Bxf3 16. Qxf3 dxe5 17. dxe5 Nc5 18. Bb1 Rfd8 19. Re3 g6 20. Qg3 Kg7 21. h4 h5 22.
Bg5 Rd5 23. Rce1 Bxg5 24. Qxg5 Qd8 25. Qf4 Rd1 26. Bc2 Rxe1+ 27. Rxe1 Rc7 28. Re3
Qd2 29. Qf6+ Kh7 30. Bb3 Rd7 31. Kh2 b5 32. g4 hxg4 33. h5 g3+ 34. Rxg3 Qh6 35. Bc2
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "10"]
[White "Cunha, Lucas Aguiar"]
[Black "Vargas, Gabriela"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2230"]
[BlackElo "2084"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Qf3 Qe7+ 6. Ne2 Nf6 7. h3 Nc6 8. c3
h6 9. Be3 g5 10. g4 Bd7 11. Nd2 O-O-O 12. O-O-O Rde8 13. Ng3 Bxg3 14. Qxg3 Ne4 15.
Nxe4 dxe4 16. Bc2 Kb8 17. d5 Ne5 18. Bd4 Rhf8 19. Qe3 b6 20. d6 cxd6 21. Bxb6 Bc6
22. Bd4 Nd3+ 23. Bxd3 exd3 24. Rhe1 Qxe3+ 25. Rxe3 Rxe3 26. Bxe3 Be4 27. f3 Bxf3
28. Rxd3 Bg2 29. Rxd6 Bxh3 30. Rxh6 Bxg4 31. Bxg5 f5 32. Bf4+ Kb7 33. Rh7+ Kb6 34.
Be3+ Kc6 35. Bxa7 f4 36. b3 f3 37. Rh2 Re8 38. c4 Bf5 39. Rf2 Re1+ 40. Kd2 Re2+ 41.
Kc3 Bb1 42. a4 Re7 43. Bd4 Be4 44. b4 Rh7 45. b5+ Kb7 46. a5 Rh1 47. a6+ Kc8 48.
b6 Rc1+ 49. Kb4 Rb1+ 50. Kc5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "12"]
[White "Batista, Renato Luiz"]
[Black "Kropff, Ricardo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2174"]
[BlackElo "2052"]
[PlyCount "89"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 c5 8. Qe3
Be7 9. O-O Nf6 10. Nc3 O-O 11. Rd1 Bb7 12. h3 Nd7 13. Nd5 Bxd5 14. exd5 Bf6 15. Rb1
Re8 16. Qd3 Qb8 17. Bd2 Qb5 18. c4 Qa4 19. Bc3 Qxa2 20. Nd2 Bxc3 21. Qxc3 Reb8 22.
Re1 Qa4 23. Re7 Ne5 24. b3 Qb4 25. Qxb4 cxb4 26. Rxc7 a5 27. Ne4 Rb6 28. f4 Nd3 29.
Kh2 f5 30. Ng5 Nc5 31. Ne6 Nxe6 32. dxe6 Re8 33. Re1 Ra6 34. Rb7 h6 35. g4 fxg4 36.
hxg4 Kf8 37. Rf7+ Kg8 38. f5 a4 39. bxa4 Rxa4 40. Rd1 Rf8 41. Rb7 Ra2+ 42. Kg3 Re2
43. Rxd6 Re4 44. Rdd7 Rxc4 45. Rxg7+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "13"]
[White "Fernandes De Sousa, Julio Cesar"]
[Black "Cruz, Natan Gomes"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2162"]
[BlackElo "1888"]
[PlyCount "111"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qd5 7. Qf4 Qf5 8.
Qe3 Qe6 9. d4 Qxe3+ 10. Bxe3 Bf5 11. O-O-O e6 12. Ne5 h5 13. Be2 Bd6 14. h3 h4 15.
Bd3 Bxd3 16. Nxd3 Nd7 17. Rhe1 O-O-O 18. c4 Rh5 19. Kc2 Bc7 20. Re2 Nf6 21. f3 Rf5
22. Bf2 Nh5 23. Bxh4 Rxd4 24. Re4 Rxe4 25. fxe4 Ra5 26. Rf1 f5 27. exf5 Rxf5 28.
Re1 Nf4 29. g4 Nxd3 30. Kxd3 Rf3+ 31. Re3 Rxe3+ 32. Kxe3 Kd7 33. Ke4 Bd6 34. Bf2
c5 35. h4 Ke7 36. b4 b6 37. b5 Kf7 38. Be3 Kf6 39. Bg5+ Kg6 40. Bd8 Kf7 41. a4 Ke8
42. Bg5 Kd7 43. h5 Bf8 44. Bf4 Ke8 45. Bb8 Kd7 46. g5 Kc8 47. Bf4 Kd7 48. h6 gxh6
49. gxh6 Bxh6 50. Bxh6 Kd8 51. Ke5 Kd7 52. Bg5 Kc8 53. Kxe6 Kc7 54. Bf4+ Kc8 55.
Kd6 Kb7 56. Be3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "14"]
[White "Awoki, Daniel Teidi"]
[Black "Santos, Isaque Goncalves"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2152"]
[BlackElo "1996"]
[PlyCount "161"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bg4 5. Nc3 e6 6. Bd3 Nbd7 7. O-O Bd6 8. Qc2 O-O
9. b3 Qc7 10. c5 Be7 11. Bb2 e5 12. Nxe5 Nxe5 13. dxe5 Qxe5 14. Ne4 Qh5 15. Nxf6+
Bxf6 16. Bxf6 gxf6 17. h3 Bd7 18. Rad1 Kh8 19. Be2 Qe5 20. Rd4 Rg8 21. Rh4 Rg7 22.
Rh5 f5 23. Bf3 Rag8 24. Rd1 Qf6 25. Kf1 Rg5 26. Rxg5 Qxg5 27. Rd4 Qd8 28. Rf4 Bc8
29. g3 Qf6 30. h4 b6 31. Kg2 b5 32. Be2 a5 33. Qd2 b4 34. Qd4 Qxd4 35. Rxd4 Re8 36.
Bd3 Be6 37. Rf4 Kg7 38. Bxf5 Bxf5 39. Rxf5 Rb8 40. e4 dxe4 41. Kf1 Rd8 42. Ke2 Rd3
43. Re5 Rc3 44. Kd2 Kf6 45. Rxe4 Rxc5 46. Re3 Kf5 47. Rf3+ Ke6 48. g4 f6 49. Re3+
Kf7 50. Rd3 h5 51. f3 Ke6 52. Ke3 Re5+ 53. Kf4 Kf7 54. Rd2 Rc5 55. g5 fxg5+ 56. hxg5
Ke6 57. Re2+ Kf7 58. Rd2 Ke6 59. Re2+ Kf7 60. Re1 Rc2 61. Rd1 Rxa2 62. Kf5 Re2 63.
Rd7+ Ke8 64. Ra7 Re3 65. f4 h4 66. Kf6 h3 67. Rh7 a4 68. Rh8+ Kd7 69. Rh7+ Kd6 70.
g6 axb3 71. g7 Rg3 72. Rxh3 Rg4 73. f5 c5 74. Rxb3 Kd5 75. Kf7 Kc4 76. Rb1 Kc3 77.
g8=Q Rxg8 78. Kxg8 Kc2 79. Rh1 b3 80. f6 b2 81. f7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "15"]
[White "Cueto, Jonny"]
[Black "Tsuboi, Edson Kenji"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2108"]
[BlackElo "2200"]
[PlyCount "109"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 d5 5. e3 Bg4 6. Be2 c6 7. Ne5 Bxe2 8. Qxe2
Qa5 9. O-O O-O 10. Rfb1 Nfd7 11. b4 Qd8 12. Nf3 Re8 13. b5 e5 14. Nxe5 Nxe5 15. Bxe5
Bxe5 16. dxe5 Rxe5 17. Qd2 Nd7 18. Rb4 c5 19. Rf4 Nf8 20. Rd1 Ne6 21. Nxd5 Nxf4 22.
exf4 Re6 23. g3 c4 24. Qd4 Rc8 25. Qxa7 b6 26. a4 Rc5 27. Ne3 Rd6 28. Rxd6 Qxd6 29.
c3 Kg7 30. h4 h5 31. Qb7 Qe6 32. Qb8 Rc8 33. Qb7 Rc5 34. Kg2 Kg8 35. Kf3 f5 36. Kg2
Kh8 37. Kf1 Kg8 38. Qf3 Qd6 39. Kg2 Kf7 40. Qa8 Kg7 41. Qe8 Kf6 42. Qg8 Ke7 43. Nxc4
Qc7 44. Qg7+ Kd8 45. Qh8+ Ke7 46. Qg7+ Kd8 47. Qg8+ Ke7 48. Ne5 Rxc3 49. Qf7+ Kd6
50. Qxg6+ Kc5 51. Qxf5 Kb4 52. Qe4+ Ka3 53. Nc6 Qd6 54. f5 Qc5 55. f6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "16"]
[White "Santos, Marcus Vinicius Moreira"]
[Black "De Paula, Luan Araujo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2331"]
[BlackElo "1863"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. g3 O-O 8. Bg2 d6
9. Nh3 Bxa6 10. O-O Nbd7 11. Qc2 Qa5 12. Bd2 Rfb8 13. Rab1 Ne5 14. b3 Qd8 15. Nf4
Bc8 16. Nd3 Bf5 17. e4 Nxd3 18. Qxd3 Bc8 19. Rfc1 Ng4 20. Qc2 Ne5 21. Bf4 Bg4 22.
Bxe5 Bxe5 23. a4 Qd7 24. f3 Bh3 25. Nb5 Bxg2 26. Kxg2 Rxb5 27. axb5 Qxb5 28. Re1
Ra3 29. Re2 Bd4 30. Qc4 Qb6 31. f4 Qa7 32. e5 Ra1 33. Rbe1 Rxe1 34. Rxe1 Qa2+ 35.
Kh1 dxe5 36. fxe5 e6 37. Qe2 Qxe2 38. Rxe2 exd5 39. e6 fxe6 40. Rxe6 Bc3 41. Rd6
d4 42. Kg2 Kf7 43. Kf3 Ke7 44. Rc6 Bb4 45. Ke4 Kd7 46. Ra6 Kc7 47. Ra7+ Kb6 48. Rxh7
Bc3 49. Kd3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "17"]
[White "Terao, Juliana Sayumi"]
[Black "Gazineu Neto, Rubens"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2198"]
[BlackElo "1912"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 d6 8. exd6 Qxd6
9. O-O Bg4 10. h3 Bh5 11. Re1 O-O-O 12. b3 Qf6 13. Na3 e6 14. Nxc4 Nxc4 15. bxc4
Ne5 16. Rxe5 Bxf3 17. Qe1 Bc6 18. d4 h6 19. c5 Rg8 20. Be4 Be7 21. Rb1 Qh4 22. Bxc6
bxc6 23. Rxe6 fxe6 24. Qxe6+ Kc7 25. g3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "18"]
[White "Dias, Clara"]
[Black "Ribeiro, Matheus Mendes Domingues"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1717"]
[BlackElo "2130"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2
Re8+ 9. Ne2 h5 10. O-O h4 11. h3 Nd7 12. Be3 Nf8 13. Rfd1 Bb8 14. c4 Qc7 15. Nf4
Ne6 16. Bh7+ Kh8 17. Qe4 g5 18. Nh5 Bd7 19. Qf3 Qh2+ 20. Kf1 Nf4 21. Nxf4 gxf4 22.
Bc2 Kg7 23. Ke2 fxe3 24. fxe3 Bf4 25. e4 Qg3 26. Rd3 Qxf3+ 27. Rxf3 Bg5 28. Raf1
Re7 29. g4 a5 30. c5 Be6 31. Kd3 b5 32. b3 Rd8  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "19"]
[White "De Albuquerque, Ian Telek C."]
[Black "Jorge, Denrick Cabral Jose"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2089"]
[BlackElo "1874"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Be7 8. O-O-O
Qc7 9. g4 Nbd7 10. Bd2 Ne5 11. Qg3 b5 12. g5 Nfd7 13. f4 Nc4 14. Bg2 b4 15. Nce2
Nxd2 16. Rxd2 Bb7 17. h4 Nc5 18. Qe3 f5 19. Ng3 fxe4 20. Nxe4 e5 21. Nf5 Nxe4 22.
Bxe4 O-O 23. Rhd1 Kh8 24. fxe5 Bxe4 25. Qxe4 Rae8 26. Nxd6 Bxd6 27. Rxd6 Qa5 28.
Qd5 Qc7 29. e6 Rc8 30. Qd3 Rf2 31. Rd8+ Rf8 32. Rxf8+ Rxf8 33. Qd6 Qxd6 34. Rxd6
Kg8 35. e7 Re8 36. Rd8 Kf7 37. Rxe8 Kxe8 38. c4 bxc3 39. bxc3 Kxe7 40. Kd2 h6 41.
gxh6 gxh6 42. Ke3 Kd6 43. Kd4 Kc6 44. h5 a5 45. c4 a4 46. a3 Kb6 47. Kd5 Ka6 48.
Kd6 Kb7 49. c5 Kc8 50. Kc6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "20"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Cardoso, Maria Paula Da Silva"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2033"]
[BlackElo "1780"]
[PlyCount "56"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qc2 g6 8. Nbd2 Bf5
9. Qc1 Qd8 10. b3 b5 11. a4 a6 12. Ne5 Nxe5 13. Bxe5 Bg7 14. axb5 axb5 15. bxc4 bxc4
16. e4 dxe4 17. Bxc4 O-O 18. O-O Bh6 19. Bxf6 Rxa1 20. Qxa1 exf6 21. Nb3 Qc7 22.
Nc5 Bf4 23. Qa2 Bxh2+ 24. Kh1 Qf4 25. f3 Bg3 26. Kg1 Qh4 27. Rf2 e3 28. Rb2 e2  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "21"]
[White "Blanco, Gustavo Jose Bachur"]
[Black "Cordero, Daniela"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1491"]
[BlackElo "2028"]
[PlyCount "94"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bg5 Be7 6. Bd3 Nc6 7. O-O Nb4 8. Be2
Bf5 9. Na3 O-O 10. c3 Nc6 11. Nc2 h6 12. Bh4 Re8 13. Ne3 Be6 14. Bd3 Ne4 15. Bxe7
Nxe7 16. Qc2 f5 17. Ne5 c5 18. dxc5 Qc7 19. Nf3 Qxc5 20. Nd4 Bd7 21. Rad1 Rac8 22.
Kh1 b5 23. f3 f4 24. Nxd5 Nxd5 25. fxe4 Ne3 26. Qb3+ Kh8 27. Rxf4 Nxd1 28. Qxd1 b4
29. Ne2 Rcd8 30. Qc2 Be6 31. h3 bxc3 32. Nxc3 Bxh3 33. gxh3 Qe5 34. Nd5 Rxd5 35.
exd5 Qxf4 36. Kg2 Qg5+ 37. Kf2 Qxd5 38. Bg6 Qd4+ 39. Kg2 Rf8 40. Qe2 Qf4 41. Bd3
Qg5+ 42. Kh1 Rc8 43. Kh2 Rf8 44. Kh1 Qg3 45. Qe4 Qxh3+ 46. Kg1 Qg3+ 47. Kh1 Qf3+
 0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "22"]
[White "Da Silva, Lucas Pereira Mendes"]
[Black "Moreira, Paulo Vinicius Macedo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1974"]
[BlackElo "1711"]
[PlyCount "47"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 c5 3. Bb2 Nf6 4. e3 Nc6 5. Be2 e6 6. O-O Bd6 7. d4 cxd4 8. exd4 O-O
9. Nbd2 b6 10. Re1 Bb7 11. Bd3 Nb4 12. Bf1 Ba6 13. c4 Rc8 14. a3 Nc6 15. Rc1 Na5
16. Ne5 Bb7 17. Bd3 Nc6 18. Re3 Bxe5 19. dxe5 d4 20. exf6 dxe3 21. Bxh7+ Kxh7 22.
Qh5+ Kg8 23. Qg5 exf2+ 24. Kh1  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "23"]
[White "Barroso, Daniele Silva"]
[Black "Simeao, Miguel Roberto Ranieri"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1349"]
[BlackElo "1962"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 a5 8. Bd3 Ne8 9.
Nge2 f5 10. Qd2 f4 11. Bf2 Na6 12. Rc1 g5 13. Bb1 h5 14. h3 Nf6 15. Nb5 b6 16. Ng1
Rf7 17. a3 g4 18. hxg4 hxg4 19. Bh4 Nc5 20. Ba2 Qd7 21. b4 axb4 22. axb4 Nd3+ 23.
Qxd3 Rxa2 24. Ne2 Bb7 25. c5 bxc5 26. bxc5 dxc5 27. Bxf6 Rxf6 28. Rh5 Rb6 29. Rxc5
Ba6 30. Nec3 Ra5 31. Rxc7 Qxc7 32. Nxc7 Bxd3 33. Ne6 Ra7 34. Rg5 gxf3 35. gxf3 Rb2
36. Rg4 Rh2 37. Nd1 Kh7 38. Nc5 Bc2 39. Nf2 Ra1+ 40. Kd2 Rxf2+ 41. Kc3 Bd1 42. Rh4+
Kg6 43. Ne6 Rg2 44. d6 Ba4 45. Nc5 Rc1+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "24"]
[White "Pironti, Francisco Ferrari"]
[Black "Alves, Josue Flor De Souza"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1953"]
[BlackElo "1551"]
[PlyCount "45"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bc5 5. Nxe5 Nxe5 6. d4 Bd6 7. c5 Bxc5 8. dxe5
Ng8 9. Qg4 Bf8 10. Bg5 f6 11. exf6 Nxf6 12. Qf3 Bb4 13. Bc4 h6 14. Bh4 g5 15. e5
d5 16. O-O-O Bg4 17. Qe3 Bxd1 18. exf6+ Kf8 19. Nxd5 Bd6 20. Rxd1 c6 21. Ne7 Rg8
22. Qe6 Bf4+ 23. Kc2  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "25"]
[White "Matiuci, Bernardo Steinle"]
[Black "Ikejiri, Daniel Yoshito"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1546"]
[BlackElo "1916"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 Qxd4 7. Bxb4 Qxe4+ 8.
Be2 Nd7 9. Bd6 Ne7 10. Nf3 Nf5 11. Bb4 b6 12. O-O Bb7 13. Re1 c5 14. Bc3 Qc6 15.
Bd3 O-O-O 16. Be4 Qc7 17. Qe2 Bxe4 18. Qxe4 Qb7 19. Qe2 Rhg8 20. b4 Qc7 21. a4 cxb4
22. Bxb4 a5 23. Ba3 Nc5 24. Bxc5 Qxc5 25. Rab1 Rd6 26. Rb5 Qc7 27. c5 bxc5 28. Reb1
Rgd8 29. g3 Nd4 30. Nxd4 cxd4 31. Qb2 Qc3 32. Rb8+ Kd7 33. Qb5+ Rc6 34. Rxd8+ Kxd8
35. Qe5 Kd7 36. Qxg7 Kd6 37. Qf8+ Kd5 38. Qd8+ Kc4 39. Qg5 Rc5 40. Qf4 Kd5 41. Qxf7
Qc2  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "26"]
[White "Nunes, Rafael Klanfer"]
[Black "Vargas, Goncalo Cintra"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1789"]
[BlackElo "2041"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. Be2 d6 6. h3 O-O 7. O-O Kh8 8. c4 Be6
9. Nc3 Bg8 10. b4 Nfd7 11. Rc1 e5 12. dxe5 Nxe5 13. Nxe5 dxe5 14. Qxd8 Rxd8 15. Bg3
Nc6 16. a3 Rd2 17. Rfd1 Rad8 18. Rxd2 Rxd2 19. Kf1 g5 20. Rd1 Rxd1+ 21. Nxd1 f4 22.
Bh2 a5 23. b5 Ne7 24. e4 Nc8 25. f3 Bf8 26. a4 Nb6 27. Nb2 Ba3 28. c5 Bxc5 29. Bg1
Bxg1 30. Kxg1 Bb3 31. Kf2 Nxa4 32. Nxa4 Bxa4 33. Bc4 Kg7 34. g4 Kf6 35. Ke2 Ke7 36.
Kd2 Kd6 37. Bd5 b6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "27"]
[White "Santanna, Paulo"]
[Black "Pittoli, Vinicius Eduardo Moreir"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2021"]
[BlackElo "1648"]
[PlyCount "79"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. e3 c5 3. c4 e6 4. cxd5 exd5 5. b3 Nc6 6. Bb2 Nf6 7. Be2 h6 8. O-O Be6
9. d4 Rc8 10. Nc3 Be7 11. Rc1 O-O 12. dxc5 Bxc5 13. Nxd5 Be7 14. Nxe7+ Qxe7 15. Bd3
Rfd8 16. Qe2 Bg4 17. Bb1 Rd5 18. h3 Bh5 19. e4 Rcd8 20. Bxf6 gxf6 21. Qe3 Bxf3 22.
exd5 Qxe3 23. fxe3 Bxd5 24. Rxf6 Kg7 25. Rf2 Be6 26. Bf5 Ne5 27. Bxe6 fxe6 28. Rc7+
Kg6 29. Rxb7 Rd3 30. Rxa7 Rxe3 31. Kh2 Nc6 32. Raf7 Nd4 33. R2f6+ Kg5 34. h4+ Kh5
35. Rg7 Re2 36. Kh3 Re3+ 37. Rg3 Re2 38. Rd3 Re4 39. g4+ Rxg4 40. Rxh6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "28"]
[White "Carvalho Jr, Celestino"]
[Black "Da Rocha, Lucas Sampaio"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1939"]
[BlackElo "1647"]
[PlyCount "102"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nf3 d5 3. e5 c5 4. g3 Nc6 5. Bg2 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Qe2 Qc7
9. f4 Nge7 10. c3 Nf5 11. Qf2 Be7 12. d3 h5 13. h4 Rh6 14. Bh3 g6 15. Nd2 b5 16.
Nf3 c4 17. d4 Kd7 18. a3 Rhh8 19. O-O a5 20. Bd2 Nh6 21. Qe2 b4 22. Ng5 Bxg5 23.
fxg5 Nf5 24. axb4 axb4 25. Bf4 Qb7 26. Rxa8 Rxa8 27. Re1 Nce7 28. Bg2 bxc3 29. bxc3
Qb3 30. Rc1 Ra2 31. Qe1 Qb2 32. Qf1 Kc7 33. Qf3 Nc6 34. Rf1 Na7 35. Rf2 Qxf2+ 36.
Qxf2 Rxf2 37. Kxf2 Nb5 38. Bd2 Na3 39. Bf3 Nb1 40. Be1 Kb6 41. Bd1 Na3 42. Ba4 Nb5
43. Kf3 Ka5 44. Bd1 Na7 45. Bd2 Nb5 46. Kf4 Nc7 47. Bc1 Nb5 48. Bd2 Na3 49. Be1 Nb5
50. Bd2 Na3 51. Be1 Nb5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "29"]
[White "Cristino, Felipe Borges"]
[Black "Munhoz, Joao Pedro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1890"]
[BlackElo "1608"]
[PlyCount "130"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. O-O b5 7. Bd3 Bb7 8. a4 c6
9. Nbd2 Be7 10. Nb3 Nbd7 11. Qe2 O-O 12. Bd2 bxa4 13. Na5 Qb6 14. Rxa4 c5 15. Nc4
Qc7 16. Rfa1 cxd4 17. exd4 Nd5 18. Nce5 Nxe5 19. Nxe5 Bd6 20. Rc1 Qe7 21. Qh5 g6
22. Qh3 f5 23. f4 Nc7 24. Bc3 Nb5 25. Qe3 Rfc8 26. Raa1 Kg7 27. Nc4 Nxc3 28. bxc3
Bc7 29. Rab1 Rab8 30. Nb6 Rd8 31. Bc4 Qd6 32. Qe5+ Qxe5 33. fxe5 Be4 34. Rb3 Rxb6
35. Rxb6 Bxb6 36. Bxe6 Bd5 37. Bxd5 Rxd5 38. Kf1 Kf7 39. Ke2 Ke6 40. Kd3 Kd7 41.
Rb1 Kc6 42. Kc4 Rd8 43. Ra1 a5 44. Rd1 Rd5 45. Rd2 Bc7 46. Rb2 f4 47. Rf2 g5 48.
g3 fxg3 49. hxg3 Bxe5 50. dxe5 Rxe5 51. Rf6+ Kd7 52. Rf7+ Re7 53. Rf5 Re4+ 54. Kd5
Rg4 55. Rf7+ Ke8 56. Rxh7 Rxg3 57. c4 g4 58. c5 Rd3+ 59. Kc6 a4 60. Rh2 g3 61. Re2+
Kd8 62. Ra2 a3 63. Rg2 Rb3 64. Rd2+ Kc8 65. Re2 Kd8  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "30"]
[White "Leon Lopes, Sergio Amadeus"]
[Black "Mattos, Bernardo Cunha"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1858"]
[BlackElo "1567"]
[PlyCount "109"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e6 2. Nc3 d5 3. e3 c5 4. cxd5 exd5 5. d4 Nc6 6. Nf3 Nf6 7. Bb5 Be7 8. Ne5 Bd7
9. O-O O-O 10. Nxd7 Qxd7 11. Ne2 a6 12. Bd3 c4 13. Bb1 b5 14. Ng3 g6 15. Qe2 Bd6
16. Rd1 Rfe8 17. Qf3 Qe6 18. Bd2 Ne4 19. Nxe4 dxe4 20. Qe2 Qd5 21. b3 Bb4 22. bxc4
Qxc4 23. Qxc4 bxc4 24. a3 Bxd2 25. Rxd2 Na5 26. Ba2 Rec8 27. Rb1 c3 28. Rc2 Rab8
29. Rb4 Kg7 30. h4 Rxb4 31. axb4 Nb7 32. Bd5 Nd6 33. f3 f5 34. fxe4 Nxe4 35. Bb7
Rc4 36. Bxe4 fxe4 37. g4 Kf6 38. Kf2 h6 39. Ke1 g5 40. h5 Ke6 41. Kd1 Kd6 42. Re2
Rc6 43. Ra2 c2+ 44. Kc1 Rc3 45. Rxa6+ Ke7 46. Rxh6 Rxe3 47. Rg6 Rd3 48. Rxg5 Rxd4
49. h6 Kf7 50. h7 Rd8 51. Rg8 Rxg8 52. hxg8=Q+ Kxg8 53. Kxc2 Kf7 54. Kd2 Kf6 55.
Ke3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "31"]
[White "Aragao Neto, Joao Batista"]
[Black "Santos, Abel Cardoso Dos"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1585"]
[BlackElo "1854"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. Bg5 h6 8. Be3 Bg7 9.
h3 Qe7 10. Nbd2 b5 11. Bc2 d5 12. Nb3 dxe4 13. dxe4 Nd7 14. Qe2 Nd8 15. a4 b4 16.
Qc4 bxc3 17. bxc3 Nb6 18. Qe2 Ne6 19. g3 a5 20. Bd3 O-O 21. O-O Rd8 22. Kh2 Rxd3
23. Qxd3 Ba6 24. Qb1 Be2 25. Ng1 Bxf1 26. Qxf1 Qe8 27. Qb5 Qxb5 28. axb5 Nc4 29.
Bc1 Nd6 30. f3 Nxb5 31. Ne2 a4 32. Nd2 Nc5 33. Nc4 Nb3 34. Rb1 Nxc1 35. Rxc1 a3 36.
Ne3 c6 37. Ra1 Bf8 38. Nc2 Ra4 39. Ne3 Bc5 40. Nd1 Rc4 41. Ra2 Kf8 42. Kg2 Ke7 43.
Kf1 f5 44. exf5 gxf5 45. Ke1 e4 46. fxe4 fxe4 47. Kd2 Kf6 48. Kc2 Ke5 49. Kb3 Nd6
50. Rd2 e3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "32"]
[White "Jenidarchiche, Douglas Rodrigo"]
[Black "Kassab, Alexandre T Canelas"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1845"]
[BlackElo "1800"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Nge2
h6 9. Bh4 O-O 10. O-O Ne4 11. Bxe7 Qxe7 12. Bxe4 dxe4 13. Qc2 Nf6 14. Ng3 Re8 15.
Na4 h5 16. Qc5 Qxc5 17. Nxc5 b6 18. Nb3 Be6 19. Nd2 Bd5 20. Rfc1 g6 21. h4 Rac8 22.
b4 b5 23. a4 bxa4 24. Rxa4 Rb8 25. Ne2 Re7 26. Nc4 Reb7 27. Ne5 Rxb4 28. Rxa7 Rb1
29. Ra1 Rxa1 30. Rxa1 Kg7 31. Nf4 Ng4 32. Nxg4 hxg4 33. Ra7 Kf6 34. Rd7 Be6 35. Rd6
Rc8 36. Nxe6 Ke7 37. Rd8 Rxd8 38. Nxd8 Kxd8 39. Kh2 Ke7 40. Kg3 f5 41. Kf4 Ke6 42.
Kg5 Kf7 43. h5 gxh5 44. Kxf5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "33"]
[White "De Brito E Silva, William"]
[Black "Sanches De Carvalho, Fabio"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1549"]
[BlackElo "1838"]
[PlyCount "56"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 Qc7 7. Bb3 Nc6 8. O-O
e5 9. Nxc6 Qxc6 10. Be3 Be6 11. Bxe6 fxe6 12. f4 exf4 13. Bxf4 Qc5+ 14. Kh1 Be7 15.
Qf3 O-O 16. Be3 Qc7 17. Qg3 b5 18. a3 Qc4 19. Bh6 Rf7 20. Qf3 Raf8 21. b3 Qc6 22.
e5 Nd5 23. Nxd5 Qxd5 24. Qe2 Qxe5 25. Rxf7 Qxa1+ 26. Bc1 Qxc1+ 27. Qd1 Qxd1+ 28.
Rf1 Qxf1#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "34"]
[White "Da Cunha, Gabriela Goes"]
[Black "Resende, Ana Gabriela Lobato"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1837"]
[BlackElo "1800"]
[PlyCount "119"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. Bxf6 Bxf6 7. e3 O-O 8. Nf3
Be6 9. Bd3 g6 10. O-O Nd7 11. Rc1 c6 12. b4 Rc8 13. Be2 Re8 14. h3 Bg7 15. b5 Rb8
16. bxc6 bxc6 17. Na4 Rc8 18. Ba6 Rc7 19. Qd2 Nb6 20. Nc5 Qe7 21. Qa5 Bc8 22. Bd3
Qd6 23. Rc2 Nd7 24. Rfc1 Nxc5 25. Rxc5 Bd7 26. Rxd5 Qxd5 27. Qxd5 cxd5 28. Rxc7 Be6
29. Rxa7 Rc8 30. a4 Bf8 31. Ng5 Rc1+ 32. Kh2 Rd1 33. Nxe6 fxe6 34. Bb5 g5 35. a5
Rd2 36. Kg1 Rd1+ 37. Bf1 h5 38. g3 h4 39. gxh4 gxh4 40. a6 Bd6 41. Rd7 Bf8 42. a7
Ra1 43. Kg2 Ra2 44. Bb5 Bd6 45. Rd8+ Kf7 46. a8=Q Rxa8 47. Rxa8 Kf6 48. Kf3 e5 49.
dxe5+ Kxe5 50. Rh8 Be7 51. Re8 Kf6 52. Rxe7 Kxe7 53. Bc6 Kd6 54. Bxd5 Kxd5 55. Kg4
Ke4 56. Kxh4 Kf5 57. Kg3 Kg5 58. h4+ Kf5 59. Kf3 Ke5 60. Kg4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "35"]
[White "Usui, Gabriella Yumi"]
[Black "Hirota Da Silva, Nilton"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1448"]
[BlackElo "1827"]
[PlyCount "145"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 c6 2. c4 d6 3. Nf3 Bg4 4. e3 Nf6 5. Nbd2 e5 6. dxe5 Bxf3 7. Nxf3 Ng8 8. exd6
Bxd6 9. Be2 Nf6 10. O-O O-O 11. b3 Qe7 12. Bb2 Nbd7 13. Qc2 Rfe8 14. Rad1 Rad8 15.
h3 Ne4 16. Bd3 Ndc5 17. Bxe4 Nxe4 18. Rd4 c5 19. Rd3 f5 20. Rfd1 h6 21. Rd5 g6 22.
Qd3 Bc7 23. Rd7 Rxd7 24. Qxd7 Rd8 25. Ne5 Rxd7 26. Rxd7 Qh4 27. g3 Nxg3 28. Nxg6
Ne2+ 29. Kf1 Qxh3+ 30. Kxe2 Qg4+ 31. Kf1 Qxg6 32. Rxc7 Qa6 33. Be5 Qxa2 34. Rxb7
a5 35. Rb5 Qb1+ 36. Ke2 Qc2+ 37. Ke1 a4 38. bxa4 Qc1+ 39. Ke2 Qxc4+ 40. Kd2 Qxa4
41. Rxc5 Qb4+ 42. Rc3 h5 43. Bf4 h4 44. Kd3 Qe4+ 45. Ke2 h3 46. Rc1 Qg2 47. Rc5 Qg4+
48. Kd2 Kf7 49. Bg3 Qb4+ 50. Rc3 Kg6 51. Kd3 Qe4+ 52. Ke2 Qg2 53. Rc4 h2 54. Bxh2
Qxh2 55. Rf4 Kg5 56. Kf3 Qg1 57. Ke2 Qg2 58. Rd4 Qc6 59. Kd2 Qa6 60. Rf4 Qf1 61.
Kc3 Qd1 62. Kc4 Qd6 63. Rd4 Qa6+ 64. Kc3 Qe2 65. Rf4 Qd1 66. Kc4 Qd2 67. Kb3 Qd6
68. Rd4 Qh2 69. Rf4 Qxf4 70. exf4+ Kxf4 71. Kc3 Kf3 72. Kd4 f4 73. Ke5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "36"]
[White "Staub, Mihaiu"]
[Black "Rigonati, Eduardo Enrico Santana"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1827"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. Nc3 Be7 7. Bd3 O-O 8. Qc2
h6 9. Nge2 Bf6 10. Be3 Be6 11. b3 d5 12. c5 Nc8 13. Nf4 Nc6 14. Nce2 Nb4 15. Qd2
Nxd3+ 16. Qxd3 Qd7 17. O-O Bg4 18. f3 Bf5 19. Qd2 Re8 20. Nh5 Qe6 21. Nxf6+ gxf6
22. Ng3 Qxe3+ 23. Qxe3 Rxe3 24. Nxf5 Re6 25. Nxh6+ Kh7 26. Nf5 a5 27. a3 Na7 28.
Rfe1 a4 29. bxa4 Nc6 30. Reb1 Na5 31. Kf2 Rae8 32. Rb5 Re2+ 33. Kg3 Ra8 34. Rd1 Kg6
35. Kf4 c6 36. Rb4 Rh8 37. Nd6 Rxg2 38. Nxb7 Nc4 39. Rxc4 dxc4 40. Rc1 Ra8 41. Rxc4
Ra2 42. Ke4 Re8+ 43. Kf4 Rxa3 44. Nd6 Ree3 45. Kg3 Rxf3+ 46. Kg2 Rfc3 47. a5 Rxc4
48. Nxc4 Ra4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "37"]
[White "Branquinho, Eduardo De Medeiros"]
[Black "Pirone, Rafael"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1815"]
[BlackElo "0"]
[PlyCount "41"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 Ng4 6. Bg5 h6 7. Bh4 O-O 8. f4 c5
9. dxc5 Qa5 10. Bxe7 Re8 11. cxd6 Nc6 12. h3 Nxe7 13. hxg4 Nc6 14. e5 Bxg4 15. Nd5
Qc5 16. Be2 Nd4 17. Bxg4 Nxc2+ 18. Kd1 Ne3+ 19. Nxe3 f6 20. Qd5+ Qxd5+ 21. Nxd5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "38"]
[White "Lima, Hamilton Da Silva"]
[Black "Alvarenga, Rogerio Almeida"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1778"]
[BlackElo "0"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 Bf5 6. Ne2 e6 7. Ng3 Bg6 8. O-O
Bd6 9. c4 Bc7 10. Qb3 b6 11. d5 cxd5 12. cxd5 Nxd5 13. Nc3 Na6 14. Nxd5 exd5 15.
Qb5+ Qd7 16. Qxa6 O-O 17. Rd1 Qe7 18. Be3 Be5 19. Bd4 Rfe8 20. Bxe5 Qxe5 21. Qb5
Rad8 22. Bxd5 a6 23. Qb3 h5 24. Bf3 Rxd1+ 25. Rxd1 Qc5 26. Qc3 Qxc3 27. bxc3 h4 28.
Nf1 Bc2 29. Rc1 Bd3 30. Ne3 f5 31. Rd1 Bb5 32. c4 Ba4 33. Rd4 g5 34. h3 f4 35. Ng4
Re1+ 36. Kh2 Kg7 37. c5 b5 38. c6 Rc1 39. Rd7+ Kg6 40. Ra7 b4 41. Rxa6 Bb5 42. Rb6
Ba4 43. c7+ Kg7 44. Bc6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "39"]
[White "Goncalves, Ricardo Henrique Silva"]
[Black "Fernandez Barrero, Javier"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1743"]
[PlyCount "138"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. d4 Bg4 7. dxe5 Bxf3 8. Qxf3
Bxe5 9. Rd1 Qf6 10. Qxf6 Bxf6 11. c3 Ne7 12. Bf4 Rd8 13. Na3 Rd7 14. Nc4 Ng6 15.
Bg3 Kd8 16. f4 Re8 17. Rxd7+ Kxd7 18. Re1 Bh4 19. Bxh4 Nxh4 20. Kf2 Ng6 21. g3 f6
22. Kf3 Nh8 23. a4 Nf7 24. Na5 Nd6 25. Nb3 b6 26. Re2 c5 27. Nd2 b5 28. axb5 axb5
29. e5 fxe5 30. fxe5 Nf7 31. Kf4 Ke6 32. Nf3 Rd8 33. h4 h6 34. g4 Nh8 35. Ke4 Ng6
36. h5 Ne7 37. b4 Nd5 38. Rc2 Rf8 39. Rf2 Rf4+ 40. Kd3 c4+ 41. Kd2 Rxg4 42. Nd4+
Kxe5 43. Rh2 Nxc3 44. Kxc3 Rg3+ 45. Nf3+ Rxf3+ 46. Kc2 Rb3 47. Rg2 Kf6 48. Rg6+ Kf7
49. Rc6 Rxb4 50. Rxc7+ Kf6 51. Rc5 g5 52. Rc6+ Kg7 53. Rc7+ Kf6 54. Rc6+ Kf5 55.
Rxh6 Rb3 56. Rb6 Kg4 57. h6 Rh3 58. Rxb5 Rxh6 59. Rc5 Rf6 60. Rxc4+ Rf4 61. Rc3 Rf3
62. Rc4+ Kg3 63. Kd2 g4 64. Rc8 Kf2 65. Re8 g3 66. Re2+ Kg1 67. Re1+ Kh2 68. Re5
g2 69. Rh5+ Rh3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "40"]
[White "Guedes, Washington Luis"]
[Black "Desideri, Ricardo Maruchi"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1959"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. g3 b6 3. Bg2 Bb7 4. d3 Nf6 5. e4 Nc6 6. Nc3 g6 7. O-O Bg7 8. Re1 e6
9. Bg5 h6 10. Bf4 d6 11. Nd2 Nh5 12. Be3 O-O 13. f4 Ne7 14. Nf3 Nf6 15. Nh4 a6 16.
g4 b5 17. h3 b4 18. Ne2 Nd7 19. Rb1 Rb8 20. Qd2 d5 21. Ng3 Qc7 22. Qf2 Bf6 23. Nf3
Bg7 24. f5 dxe4 25. dxe4 Rbd8 26. Nd2 Be5 27. Ndf1 Kh7 28. Ne2 exf5 29. gxf5 gxf5
30. Qh4 f4 31. Nxf4 Bf6 32. Qf2 Rg8 33. Kh1 Qe5 34. Nd2 Nc6 35. Nf3 Qe8 36. Nd5 Nce5
37. Nh4 Bxd5 38. exd5 Rxg2 39. Kxg2 Qg8+ 40. Kh1 Ng6 41. Nf5 Bg5 42. Rg1 f6 43. Rbd1
Re8 44. h4 Bxe3 45. Nxe3 Qf7 46. Nf5 Rg8 47. Qe3 Qf8 48. h5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "41"]
[White "Martins De Aguiar, Marina"]
[Black "Leal, Alexandre Garcia"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1862"]
[BlackElo "1899"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Nxc6 bxc6 7. Bd3 Bb4 8. Qg4
Bxc3+ 9. bxc3 Qe5 10. Bd2 Nf6 11. Qxg7 Rg8 12. Qh6 Rxg2 13. Qf4 d6 14. Qxe5 dxe5
15. Kf1 Rg6 16. Rb1 Nd7 17. Be3 Kd8 18. h4 Kc7 19. h5 Rg8 20. Ke2 Nb6 21. f4 exf4
22. Bxf4+ Kd7 23. Rhg1 Bb7 24. e5 c5 25. Bxh7 Rh8 26. Rg7 Raf8 27. h6 Bc6 28. Rd1+
Ke8 29. Bg5 Bb5+ 30. Kf2 Nd5 31. Bf6 a6 32. a3 c4 33. Rd4 Kd7 34. Ke1 Kc6 35. Kd2
a5 36. Rh4 Kc5 37. Kc1 Bc6 38. Rh3 Nf4 39. Be7+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "42"]
[White "Damasio, Fabio Ferreira"]
[Black "Dos Santos, Felipe Zeuli Biller"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1296"]
[BlackElo "1538"]
[PlyCount "38"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. f4 e6 6. Nf3 Nge7 7. d3 O-O 8. O-O d5
9. e5 d4 10. Ne4 b6 11. Bd2 Nd5 12. Qe2 Bb7 13. c4 dxc3 14. Nxc3 Ndb4 15. Ne1 Nd4
16. Qd1 Bxg2 17. Kxg2 Qd7 18. Ne4 Nf5 19. Bxb4 Ne3+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "43"]
[White "Dos Santos, Andre Vicente"]
[Black "Dionisio, Alex Monteiro"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1514"]
[PlyCount "80"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. f4 Nbd7
9. O-O b5 10. fxe5 Nxe5 11. Be3 O-O 12. Bd4 Bb7 13. Rxf6 Bxf6 14. Qf1 Nd7 15. Nd5
Bxd5 16. exd5 Bxd4+ 17. Nxd4 Qf6 18. c3 Qxf1+ 19. Rxf1 Ne5 20. h3 Rac8 21. Nf5 Rc5
22. Ne3 Rcc8 23. Rf4 g6 24. Rd4 Rb8 25. Kf2 a5 26. a3 Rbc8 27. Ke1 Rce8 28. Kd2 Rc8
29. Kc2 Rb8 30. Kd2 a4 31. Kc1 Rfe8 32. Kd2 f5 33. Kc2 Nf3 34. Bxf3 Rxe3 35. Kd2
Re5 36. g3 Kg7 37. h4 h5 38. Kd3 Kf6 39. Kd2 Re7 40. Kd3 Re1  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "44"]
[White "De Oliveira, Lucas Silva"]
[Black "Brujin, Homero"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1479"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Rg1 a6 7. g4 h6 8. h4 Nbd7
9. g5 hxg5 10. hxg5 Nh5 11. g6 fxg6 12. Nxe6 Qb6 13. Nd5 Qa7 14. Ndc7+ Ke7 15. Nxa8
Qxa8 16. Rxg6 Ne5 17. Nxf8 Nf6 18. Bg5 Bg4 19. Rxg7+ Ke8 20. Qxd6 Nf3+ 21. Ke2 Nxg5+
22. Ke3 Qd8 23. Qxd8+ Kxd8 24. Rxg5 Rxf8 25. f3 Be6 26. Rd1+ Kc8 27. f4 Bd7 28. Be2
Rh8 29. Rdg1 Bc6 30. Bd3 Re8 31. Re5 Rh8 32. Rg3 Rh4 33. Reg5 Kb8 34. Rg6 Nd7 35.
e5 Nb6 36. c4 Ka7 37. e6 Nc8 38. f5 b5 39. c5 Bd5 40. Rg7+ Kb8 41. e7 Rh8 42. f6
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "45"]
[White "Correa, Vitor Dias"]
[Black "Regiani, Rafael"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1476"]
[PlyCount "42"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. h3 Nf6 6. Re1 O-O 7. c3 h6 8. d4 Bb6
9. b3 Ne7 10. dxe5 dxe5 11. Qxd8 Rxd8 12. Nxe5 Nxe4 13. Rxe4 Rd1+ 14. Kh2 Rxc1 15.
Nd3 Bf5 16. Rxe7 Bxd3 17. Bxd3 Bxf2 18. Re2 Bg1+ 19. Kg3 Rd8 20. Bc2 b5 21. Kf3 Rf1+
 0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "46"]
[White "Simao, Davi Ribeiro"]
[Black "Desideri, Enzo Piuchi"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1320"]
[BlackElo "1730"]
[PlyCount "141"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. d3 Nge7 7. O-O O-O 8. Qe1 d5
9. Bb3 Nd4 10. Kh1 Nec6 11. exd5 exd5 12. Qd1 b5 13. Bxd5 b4 14. Bxc6 Nxc6 15. Ne4
Qe7 16. Rb1 Bb7 17. Be3 Nd4 18. Bxd4 cxd4 19. Re1 Qc7 20. Qd2 Rab8 21. Re2 Rfe8 22.
Rbe1 Bc6 23. Neg5 h6 24. Rxe8+ Bxe8 25. Ne4 a5 26. Ng3 Bc6 27. Ne5 Bxe5 28. Rxe5
f6 29. Re6 Kf7 30. Re2 f5 31. Kg1 Bd5 32. b3 h5 33. Re5 Bc6 34. Rc5 h4 35. Ne2 Rb5
36. Rc4 Qb6 37. Qe1 Rd5 38. Qxh4 Bb5 39. Rc7+ Rd7 40. Rxd7+ Bxd7 41. Qh8 Ke7 42.
Qxd4 Qxd4+ 43. Nxd4 a4 44. Kf2 Kd6 45. Ke3 Kd5 46. Nf3 a3 47. Ne5 Be8 48. g3 Kc5
49. h4 Kd5 50. g4 Ke6 51. gxf5+ Kxf5 52. d4 Ke6 53. Ke4 Kd6 54. Nd3 Bc6+ 55. Ke3
Bd7 56. Nxb4 Bf5 57. c4 Ke6 58. c5 Kd7 59. d5 Kc7 60. Kd4 Kd7 61. Ke5 Ke7 62. c6
Kd8 63. d6 Kc8 64. Kf6 Kd8 65. h5 Bc8 66. hxg6 Bd7 67. c7+ Ke8 68. g7 Be6 69. f5
Bxf5 70. g8=Q+ Kd7 71. Qd8#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "47"]
[White "Navarro, Gustavo Kazuo Yura"]
[Black "Sulz, Isaque Sathler"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1516"]
[PlyCount "46"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5
Bd7 9. Nxd7 Qxd7 10. Bb5 Bg7 11. Bxc6 bxc6 12. O-O O-O 13. Bg5 Qf5 14. Be3 Nd5 15.
Nxd5 cxd5 16. c3 e6 17. Rfd1 Rab8 18. Rab1 Bxc3 19. Bd4 Bxd4 20. Qxd4 Rfc8 21. Rdc1
Qg5 22. Rc3 h5 23. Rbc1 Qxc1+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "48"]
[White "Deus Filho, Joaquim De"]
[Black "Haraguchi, Melissa Mayumi Alves"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1848"]
[BlackElo "1751"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Nxc3 Bc5 5. Bc4 Nc6 6. Bxf7+ Kxf7 7. Qd5+ Ke8 8.
Qxc5 d6 9. Qh5+ g6 10. Qd1 Nf6 11. Bg5 Be6 12. Nge2 Qe7 13. Nf4 Qf7 14. Nxe6 Qxe6
15. O-O Nh5 16. Nd5 Kd7 17. Qb3 Rab8 18. f3 Nd8 19. Qa4+ c6 20. Qxa7 Nf7 21. Nb6+
Kc7 22. Nd5+ Kd7 23. Nb6+ Kc7 24. Qa5 Nxg5 25. Nd5+ Kd7 26. Qc7+ Ke8 27. Qxb8+ Kf7
28. Qxh8 cxd5 29. Rac1 Nf6 30. Rc7+ Nd7 31. Qd8 Kg7 32. Qxg5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "49"]
[White "De Paula, Bruno Cesar Lima"]
[Black "Rojo, Antonio Maia Rosa"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1676"]
[BlackElo "0"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Be3 a6 8. Nd5
Nxd5 9. exd5 Ne7 10. Na3 Bf5 11. c4 g6 12. Bd3 Bg7 13. Bxf5 Nxf5 14. Qa4+ Qd7 15.
Qb3 O-O 16. O-O Rab8 17. Ba7 Rbc8 18. Rac1 Bh6 19. Be3 Nd4 20. Qd3 Bg7 21. Bxd4 exd4
22. Nc2 Qg4 23. f3 Qf4 24. g3 Qf6 25. Rfd1 Rfe8 26. Nxd4 Qxd4+ 27. Qxd4 Bxd4+ 28.
Rxd4 Re2 29. Rf1 Rxb2 30. a3 Rc2 31. Rb1 R8xc4 32. Rxc4 Rxc4 33. Rxb7 Rd4 34. Rb6
Rxd5 35. Rxa6 Rd2 36. h4 d5 37. Kf1 f5 38. h5 Kg7 39. a4 Kh6 40. hxg6 hxg6 41. a5
d4 42. Rd6 Ra2 43. a6 d3 44. Ke1 d2+ 45. Ke2 Kh5 46. Kd1 Kg5 47. Ke2 Kh5 48. f4 g5
49. Rf6 Kg4 50. fxg5 Kxg5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "50"]
[White "Re, Vinicius"]
[Black "Nicacio, Daniel Ramos"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1177"]
[BlackElo "1479"]
[PlyCount "115"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Bc4 e6 7. Bg5 Be7 8. O-O O-O
9. Nf3 h6 10. Bh4 b5 11. Bd3 Bb7 12. e5 Bxf3 13. Qxf3 Nd5 14. Bxe7 Qxe7 15. Nxd5
exd5 16. Qxd5 Nd7 17. exd6 Qe5 18. Qxe5 Nxe5 19. Rad1 Rfd8 20. Rfe1 Nd7 21. Bf5 g6
22. Bxd7 Rxd7 23. Re7 Rad8 24. Rxd7 Rxd7 25. b3 Kf8 26. c4 Ke8 27. c5 Kd8 28. c6
Ra7 29. c7+ Kd7 30. Re1 Ra8 31. Re7+ Kxd6 32. Rxf7 Ke6 33. Rg7 Kf6 34. Rd7 Rc8 35.
Rd6+ Kf7 36. Rxa6 Rxc7 37. g3 Rc5 38. a4 Rc1+ 39. Kg2 Rb1 40. axb5 Rxb3 41. Rb6 Kg7
42. h4 h5 43. f4 Rb2+ 44. Kf3 Rb3+ 45. Ke4 Rxg3 46. Ra6 Rb3 47. b6 Rb4+ 48. Ke5 Rb1
49. Kd6 Kf6 50. Kc7 Rc1+ 51. Kb7 Kf5 52. Ka7 Kxf4 53. b7 Rb1 54. Rxg6 Ra1+ 55. Ra6
Rxa6+ 56. Kxa6 Kg4 57. b8=Q Kxh4 58. Qh2+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "51"]
[White "Terra, Bruno De Oliveira"]
[Black "Ruvieri, Daniel Minami"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1437"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 b6 4. e3 Bb7 5. Be2 c5 6. c3 cxd4 7. exd4 Be7 8. O-O O-O
9. Nbd2 d6 10. Re1 Nbd7 11. h3 Re8 12. Bd3 Nd5 13. Bh2 Bf6 14. Bxd6 Nf8 15. Ne4 Ng6
16. Bb5 Be7 17. Bxe8 Bxd6 18. Nxd6 Qxd6 19. Bxf7+ Kxf7 20. Ng5+ Kg8 21. Rxe6 Qf4
22. Qh5 Nf8 23. Rae1 Nf6 24. Qf7+ Kh8 25. Qxb7 Rb8 26. Qxa7 N6d7 27. Re7 Qxg5 28.
Rxd7 Re8 29. Rde7 Rxe7 30. Qxe7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "52"]
[White "Ferian, Christian"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1318"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Nc3 d6 5. O-O Nf6 6. d4 exd4 7. Nxd4 Bd7 8. Nxc6
bxc6 9. Bc4 O-O 10. Bg5 h6 11. Bh4 g5 12. Bg3 Re8 13. Re1 Be6 14. Bd3 Rb8 15. Na4
Bb6 16. e5 dxe5 17. Bxe5 Ng4 18. Bg3 Qf6 19. Re2 Rbd8 20. h3 Qd4 21. Nxb6 cxb6 22.
hxg4 Qxg4 23. Re4 Qxe4 24. Bxe4 Rxd1+ 25. Rxd1 Bxa2 26. Bxc6 Rc8 27. Be4 Be6 28.
Rd6 Re8 29. Bd5 Kg7 30. Bxe6 fxe6 31. Rd7+ Kf6 32. Rxa7 e5 33. f3 h5 34. Bf2 b5 35.
Rb7 Rd8 36. Rxb5 Rd1+ 37. Kh2 Rd2 38. Bb6 Rxc2 39. Kg3 h4+ 40. Kh2 Kf5 41. Kh3 Rc4
42. g4+ Kf4 43. Kg2 Rc2+ 44. Kh3 Kxf3 45. Rxe5 Rxb2 46. Rf5+ Ke4 47. Bd8 Rb3+ 48.
Kh2 Rb2+ 49. Kg1 Rb1+ 50. Kf2 Rb2+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "53"]
[White "Bianchini, Marlon"]
[Black "Akamine, Isabelle Namie Nishimori"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1255"]
[BlackElo "1800"]
[PlyCount "115"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d4 cxd4 6. Qxd4 Ngf6 7. c4 e6 8.
Nc3 Be7 9. O-O O-O 10. b3 Ng4 11. h3 Bf6 12. Qd3 Nge5 13. Nxe5 Bxe5 14. Bb2 Qf6 15.
Rac1 Qf4 16. g3 Qh6 17. Kg2 Nf6 18. f4 Bxc3 19. Bxc3 Qg6 20. Rce1 Rad8 21. f5 exf5
22. exf5 Qg5 23. Bd2 Qh5 24. Rf4 g6 25. Rh4 Qxf5 26. Qxf5 gxf5 27. Bg5 Ne4 28. Bxd8
Rxd8 29. Rf4 Nc3 30. a3 d5 31. Rxf5 dxc4 32. bxc4 Rd4 33. Re7 Rxc4 34. Rfxf7 Nb5
35. Rg7+ Kf8 36. Ref7+ Ke8 37. Rxb7 Nd6 38. Rbe7+ Kf8 39. Rxa7 Rc2+ 40. Kf3 Rc3+
41. Kf4 Nc8 42. Rac7 Rxa3 43. Rxh7 Kg8 44. Rhd7 Ra4+ 45. Kg5 Ra5+ 46. Kh4 Ra4+ 47.
g4 Rf4 48. Rxc8+ Rf8 49. Rxf8+ Kxf8 50. Kg5 Ke8 51. Ra7 Kd8 52. Kf6 Kc8 53. Ke6 Kb8
54. Rh7 Kc8 55. Kd6 Kb8 56. Kc6 Ka8 57. Kb6 Kb8 58. Rh8#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "54"]
[White "Ferreira, Priscilla Montanha"]
[Black "Baena, Mauricio"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1180"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d6 2. f4 Nf6 3. e3 g6 4. Bd3 Bg7 5. Nf3 c6 6. O-O b5 7. c3 d5 8. Ne5 e6 9.
Bd2 O-O 10. Be1 Nbd7 11. Rf3 Nxe5 12. fxe5 Nd7 13. Rh3 f5 14. Qf3 Rf7 15. g4 Qg5
16. Rg3 fxg4 17. Qxg4 Qxg4 18. Rxg4 Nb6 19. b3 Bd7 20. Bh4 Raf8 21. Nd2 Kh8 22. Rf1
Rxf1+ 23. Nxf1 a5 24. Nd2 a4 25. Rf4 Be8 26. Nf3 h6 27. Rxf8+ Bxf8 28. Bf6+ Kh7 29.
h4 Kg8 30. Ne1 c5 31. Ng2 c4 32. Bc2 Ba3 33. Nf4 axb3 34. axb3 cxb3 35. Bxb3 Nc4
36. Bxc4 bxc4 37. Ne2 Bb2 38. Kf1 Ba4 39. Ke1 Bc2 40. Kd2 Bd3 41. Nf4 Kf7 42. Nxd3
cxd3 43. Kxd3 Ke8 44. c4 dxc4+ 45. Kxc4 Bc1 46. Kd3 Kd7 47. Bg7 h5 48. Bh6 Kc6 49.
Ke4 Ba3 50. Bg5 Bf8  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "55"]
[White "Da Silva, Joao Pedro Marinelli Soares"]
[Black "Pereira, Igor Marcelo Souza"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1351"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Bg7 6. O-O d6 7. Nc3 O-O 8. Nf3
Nbd7 9. Nd5 Nxd5 10. exd5 Nc5 11. Be3 Nxd3 12. Qxd3 Bxb2 13. Rab1 Bf5 14. Qb3 Bg7
15. Qxb7 Bxc2 16. Rbc1 Be4 17. Ng5 Bd3 18. Rfd1 Bf5 19. Qc7 Bd7 20. Bxa7 Rc8 21.
Qxd8 Rfxd8 22. Be3 Ra8 23. Rd2 Rdc8 24. Rcc2 Rxc2 25. Rxc2 Bf5 26. Rc7 Rxa2 27. g3
h6 28. Nf3 Bh3 29. Bd2 Bg4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "56"]
[White "Santana, Expedito"]
[Black "De Bastiani, Tales Otavio"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1408"]
[BlackElo "1800"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Bf4 Nf6 3. Nd2 Bf5 4. e3 e6 5. Bd3 Bg6 6. Ndf3 Bd6 7. Ne5 Bxe5 8. Bxe5
Nbd7 9. Bf4 c5 10. c3 a6 11. a4 Qb6 12. Bxg6 hxg6 13. Qc2 Rc8 14. h3 cxd4 15. exd4
Qxd4 16. cxd4 Rxc2 17. Rb1 O-O 18. Nf3 Rfc8 19. O-O R8c4 20. b3 Rc8 21. Rfc1 Ne4
22. Rxc2 Rxc2 23. Rc1 Rxc1+ 24. Bxc1 Nd6 25. Nd2 Nf5 26. Nf3 Nf6 27. g4 Nd6 28. Bf4
Nde4 29. g5 Nd7 30. Nd2 Nxd2 31. Bxd2 f6 32. h4 e5 33. dxe5 fxe5 34. b4 Nb6 35. a5
Nc4 36. Bc1 d4 37. Kf1 Kf7 38. Ke2 e4 39. Bf4 Ke6 40. Bb8 Kd5 41. Ba7 d3+ 42. Kd1
Ne5 43. Bb8 Nf3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "57"]
[White "Ruvieri, Valter"]
[Black "Gomes, Catarina Crote"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1067"]
[BlackElo "0"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. e3 Nf6 3. c4 Bf5 4. Nf3 e6 5. c5 c6 6. Nh4 Bxb1 7. Rxb1 Ne4 8. Nf3 Qa5+
9. Bd2 Nxd2 10. Nxd2 Qxa2 11. Bd3 Qa5 12. O-O Qc7 13. Re1 Nd7 14. e4 b6 15. b4 Be7
16. e5 b5 17. Qc2 f5 18. exf6 Bxf6 19. Rxe6+ Kf7 20. Rbe1 g6 21. Nf3 Nf8 22. Ne5+
Kg7 23. Rxc6 Qe7 24. Rd6 Rc8 25. Bxb5 Rc7 26. Qe2 Ne6 27. Qg4 Nf8 28. Kf1 Bg5 29.
Nd7 Qf7 30. Qxg5 h6 31. Qf6+ Kg8 32. Qxf7+ Kxf7 33. Nxf8 Rxf8 34. Rxd5 Rb8 35. Rd7+
Rxd7 36. Bxd7 Rxb4 37. d5 Rd4 38. d6 Rd5 39. Be6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "7"]
[Board "58"]
[White "Gomes, Simone Barreto Crote"]
[Black "Akamine, Giullia Hikari Nishimori"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1800"]
[PlyCount "44"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 d6 3. f4 e6 4. Nf3 Nf6 5. Bc4 Be7 6. O-O O-O 7. Qe1 Nbd7 8. d3 a6
9. f5 b5 10. Qg3 bxc4 11. Bh6 Nh5 12. Qg4 Ndf6 13. Qh3 gxh6 14. g4 Kh8 15. gxh5 Rg8+
16. Kh1 Bb7 17. Rg1 cxd3 18. Rg2 dxc2 19. Rxc2 Nxe4 20. Rg1 Ng5 21. Qf1 Nxf3 22.
Rg3 Nd2+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "1"]
[White "Flores Quillas, Diego Saul Rodri"]
[Black "Shumyatsky, Victor"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2429"]
[BlackElo "2457"]
[PlyCount "121"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. e5 Ne4 7. O-O Nc5 8. Bxc6
dxc6 9. Nxd4 Ne6 10. Nf5 Qxd1 11. Rxd1 Bd7 12. Be3 O-O-O 13. Nc3 g6 14. Nh6 Bxh6
15. Bxh6 c5 16. Nd5 b5 17. c3 Bc6 18. Nf6 c4 19. f3 Nc5 20. Bg7 Rxd1+ 21. Rxd1 Rd8
22. Rxd8+ Kxd8 23. Nxh7 Nd3 24. Ng5 Ke8 25. h4 Nxb2 26. g4 Nd3 27. h5 gxh5 28. gxh5
Bd7 29. h6 Bf5 30. a3 a5 31. e6 fxe6 32. Nxe6 c5 33. Nc7+ Kd7 34. Nxb5 Kc6 35. a4
Nb2 36. Na3 Kd5 37. Kf2 Nxa4 38. Ke3 Nb2 39. Kf4 Ke6 40. Nb5 Bh7 41. Kg5 Nd1 42.
Bf8 Kd5 43. Kf6 Kc6 44. Na3 Kd5 45. Kg7 Bd3 46. h7 Bxh7 47. Kxh7 Nxc3 48. Kg6 Ne2
49. Bh6 c3 50. f4 Nxf4+ 51. Bxf4 Ke4 52. Kg5 Kd3 53. Kf5 c4 54. Ke5 c2 55. Kd5 c3
56. Kc5 Ke2 57. Nxc2 Kd1 58. Ne3+ Kd2 59. Nc4+ Kc2 60. Nxa5 Kb1 61. Kc4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "2"]
[White "Dos Santos Dutra, Fernando Junior Freire"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2262"]
[BlackElo "2549"]
[PlyCount "94"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nge2 dxc4 7. Bxc4 c5 8. a3 Bxc3+
9. bxc3 Qc7 10. Bd3 Nc6 11. O-O e5 12. d5 e4 13. Bxe4 Nxe4 14. dxc6 Qxc6 15. f3 Nd6
16. Nf4 Nc4 17. Qd3 Be6 18. Rd1 b5 19. e4 h5 20. a4 a6 21. Nd5 Kh8 22. Ne3 Na5 23.
axb5 axb5 24. Bd2 Rad8 25. Qe2 Nb3 26. Rab1 c4 27. Be1 Rde8 28. Nc2 f5 29. e5 f4
30. Nb4 Qc7 31. Rd6 Bf5 32. Rbd1 Qc5+ 33. Bf2 Qxe5 34. Qxe5 Rxe5 35. R6d5 Rxd5 36.
Rxd5 Ra8 37. g4 Bg6 38. Nc6 Ra1+ 39. Kg2 Bd3 40. h4 Bf1+ 41. Kh2 Ra2 42. Kg1 Be2
43. Ne5 Nd2 44. Kg2 Bxf3+ 45. Nxf3 Ne4 46. Ne5 Rxf2+ 47. Kg1 f3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "3"]
[White "Perdomo, Leandro"]
[Black "Santiago, Yago De Moura"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2382"]
[BlackElo "2467"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Nf3 Bb4 5. Bg5 Bxc3+ 6. bxc3 h6 7. Bxf6 Qxf6 8. Qc2
d6 9. e4 Nc6 10. c5 dxc5 11. Bb5 cxd4 12. Bxc6+ bxc6 13. cxd4 O-O 14. O-O c5 15.
dxc5 e5 16. Rfe1 Kh8 17. c6 f4 18. h3 g5 19. Qc3 Re8 20. Rab1 g4 21. hxg4 Bxg4 22.
Rb5 Bxf3 23. Qxf3 Rg8 24. Reb1 Rg5 25. Rb8+ Rxb8 26. Rxb8+ Kh7 27. Re8 Qd6 28. Qb3
Rxg2+ 29. Kxg2 Qg6+ 30. Kf1 Qxe8 31. Qd5 Kg7 32. Qd7+ Qf7 33. Qg4+ Kh7 34. Qd7 Kg8
35. Qc8+ Kg7 36. Qg4+ Kh8 37. Qc8+ Kh7 38. Qd7 Kg7  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "4"]
[White "Di Berardino, Diego Rafael"]
[Black "Fernandes De Sousa, Julio Cesar"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2480"]
[BlackElo "2162"]
[PlyCount "57"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 Be7 8. Qc2
Nf8 9. Nge2 g6 10. O-O Ne6 11. Bh4 O-O 12. f3 c5 13. dxc5 Nxc5 14. Rad1 Be6 15. Nf4
Rc8 16. Be2 Ncd7 17. Kh1 Qc7 18. Qb1 Qa5 19. e4 dxe4 20. Nxe6 fxe6 21. Rxd7 Nxd7
22. Bxe7 Rf7 23. Bd6 exf3 24. Bxf3 Nf6 25. Re1 b5 26. h3 b4 27. Ne4 Qb6 28. Bg3 Nd5
29. Nd6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "5"]
[White "Batista, Renato Luiz"]
[Black "Perez Gormaz, Matias"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2174"]
[BlackElo "2388"]
[PlyCount "42"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Bb5+ Nbd7 7. Nb3 a6 8. Be2
b5 9. a4 bxa4 10. Rxa4 Be7 11. Be3 O-O 12. O-O Nb6 13. Ra1 d5 14. Na5 Qc7 15. exd5
Nbxd5 16. Bf2 Rd8 17. Bd3 Nf4 18. Nc4 Bf5 19. Re1 Bxd3 20. cxd3 Nxd3 21. Nb6 Rab8
 0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "6"]
[White "Do Nascimento, Christian Almeida"]
[Black "Ticona Rocabado, Licael Roderick"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2123"]
[BlackElo "2350"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. Re1 b5
9. e5 Nd7 10. Nf1 f6 11. exf6 Bxf6 12. h4 Nb6 13. c3 e5 14. Be3 Qd6 15. N1h2 Be6
16. Ng5 Bxg5 17. Bxg5 h6 18. Bd2 Bf5 19. g4 Bxd3 20. Bxh6 e4 21. Bg5 Rxf2 22. Be3
Rxb2 23. Qc1 Rc2 24. Bf4 Qf6 25. g5 Qf5 26. Qe3 Rf8 27. Bd6 Nc4 28. Qxc5 Qf2+ 29.
Qxf2 Rfxf2 30. Bh3 Nxd6 31. Ng4 Rf3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "7"]
[White "Gemy, Jose Daniel"]
[Black "Cueto, Jonny"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2329"]
[BlackElo "2108"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d6 2. c4 e5 3. Nc3 Nc6 4. g3 f5 5. d3 Nf6 6. Bg2 Be7 7. O-O O-O 8. Rb1 Qe8
9. Nd5 Nxd5 10. cxd5 Nb8 11. Qc2 c5 12. b4 cxb4 13. Rxb4 Na6 14. Rb1 h6 15. Ba3 Rf7
16. Nd2 Bf8 17. Rfc1 Rc7 18. Qb3 b6 19. Rxc7 Nxc7 20. Nc4 Qg6 21. Nxe5 dxe5 22. Bxf8
Kxf8 23. Qa3+ Ke8 24. d6 e4 25. dxc7 Bb7 26. dxe4 fxe4 27. Qa4+ Bc6 28. Qxa7 Qe6
29. Qb8+ Kf7 30. Rxb6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "8"]
[White "De Menezes, Ricardo Fagner Dias"]
[Black "Oliveira, Silvio Eduardo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1675"]
[BlackElo "2297"]
[PlyCount "32"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. g3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6
9. Ng5 Be7 10. a3 a5 11. Qa4 O-O 12. b4 Nd7 13. b5 Nc5 14. Qc2 d3 15. Qa2 Nd4 16.
Be3 Bxg5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "9"]
[White "Cunha, Lucas Aguiar"]
[Black "Passos, Marco Aurelio Novaes"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2230"]
[BlackElo "1671"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Ba4 Bc5 6. Nxe5 Qe7 7. Nd3 Nxe4 8. O-O
Nxc3 9. dxc3 Ne6 10. c4 a6 11. c3 O-O 12. b4 Ba7 13. c5 d6 14. c6 Qf6 15. Bb2 Qg5
16. Kh1 Qd5 17. f4 Nd8 18. c4 Qf5 19. Bc2 Qg4 20. cxb7 Nxb7 21. Rf3 f6 22. Qd2 Bf5
23. Nf2 Bxf2 24. h3 Qh5 25. Qd5+ Qf7 26. Qxf5 g6 27. Qe4 d5 28. Qe2 Bb6 29. c5 Ba7
30. Ba4 a5 31. Re3 Qg7 32. Bc6 Rfb8 33. Re7 Qf8 34. Qe6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "10"]
[White "Matsuura, Everaldo"]
[Black "Awoki, Daniel Teidi"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2410"]
[BlackElo "2152"]
[PlyCount "163"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 Bb4
9. a3 Be7 10. f4 d6 11. Be2 O-O 12. O-O-O Rb8 13. g4 b5 14. g5 Nd7 15. f5 b4 16.
Nxc6 Qxc6 17. axb4 Re8 18. g6 hxg6 19. fxe6 fxe6 20. Kb1 Nf8 21. h4 Rxb4 22. Nd5
Rxb2+ 23. Kxb2 exd5 24. Qxd5+ Qxd5 25. Rxd5 Bb7 26. Ra5 Bf6+ 27. Kc1 Bxe4 28. Rh2
Bxc2 29. Kxc2 Rxe3 30. Rxa6 Re4 31. Bd3 Rxh4 32. Rxh4 Bxh4 33. Bc4+ Kh7 34. Rxd6
Be7 35. Rd1 g5 36. Re1 Bb4 37. Rh1+ Kg6 38. Bd3+ Kf6 39. Rf1+ Ke6 40. Bc4+ Ke5 41.
Kb3 Bd6 42. Rd1 Be7 43. Re1+ Kf6 44. Rf1+ Ke5 45. Rf7 Bc5 46. Rxg7 Kf4 47. Kc2 g4
48. Kd3 g3 49. Bd5 Ke5 50. Kc4 Bf2 51. Re7+ Kd6 52. Re8 Nd7 53. Re6+ Kc7 54. Kb5
Nc5 55. Rc6+ Kd7 56. Kc4 Ke7 57. Kc3 Kd7 58. Rg6 Ke7 59. Kd2 Kd7 60. Ke2 Ke7 61.
Kf3 Kd7 62. Bc4 Ke7 63. Kf4 Kd7 64. Ke5 Kc7 65. Kd5 Kb7 66. Be2 Kc7 67. Bf3 Kb7 68.
Rg7+ Kb6 69. Kc4 Ka6 70. Rg6+ Ka5 71. Bg2 Ka4 72. Rb6 Ka3 73. Bc6 Ka2 74. Rb8 Ka3
75. Bd5 Be3 76. Re8 Bf2 77. Re2 Na4 78. Rc2 Nb6+ 79. Kd3 Nxd5 80. Rxf2 gxf2 81. Ke2
Kb4 82. Kxf2  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "11"]
[White "Santos, Marcus Vinicius Moreira"]
[Black "De Albuquerque, Ian Telek C."]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2331"]
[BlackElo "2089"]
[PlyCount "114"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. d5 Ne5 8. Nf3 Nfg4
9. Bd2 e6 10. Nxe5 Nxe5 11. f4 Nd7 12. dxe6 fxe6 13. O-O b6 14. Qc2 Bb7 15. Rad1
Qe7 16. Bf3 Bh6 17. Be2 Rf7 18. g3 Raf8 19. Bg4 Rg7 20. h4 e5 21. Nd5 Bxd5 22. cxd5
exf4 23. Be6+ Kh8 24. Qxc7 Nc5 25. Qxe7 Rxe7 26. Bc3+ Bg7 27. Rxf4 Rxf4 28. gxf4
Bxc3 29. bxc3 Nxe4 30. f5 gxf5 31. Rf1 Nxc3 32. Rxf5 Ne2+ 33. Kf2 Nd4 34. Rf8+ Kg7
35. Rd8 Nxe6 36. dxe6 Kf6 37. Rxd6 Rxe6 38. Rd7 Re7 39. Rd8 b5 40. Rb8 a6 41. Kf3
Ke5 42. Ke3 Kd5+ 43. Kd3 Kc5 44. a3 Rg7 45. Rc8+ Kb6 46. Rh8 Rg3+ 47. Kc2 Rxa3 48.
Rxh7 Rh3 49. h5 a5 50. Rh8 Kc5 51. h6 Kb4 52. h7 a4 53. Rb8 Rxh7 54. Kb2 Rh2+ 55.
Ka1 a3 56. Rb7 Ka4 57. Kb1 b4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "12"]
[White "Filgueiras, Nathan Felipe"]
[Black "Pironti, Francisco Ferrari"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2321"]
[BlackElo "1953"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nc3 d6 3. d4 exd4 4. Qxd4 Nc6 5. Qd2 g6 6. b3 Bg7 7. Bb2 Nf6 8. f3 d5
9. O-O-O dxe4 10. Qxd8+ Nxd8 11. Nd5 Bh6+ 12. Kb1 Nxd5 13. Rxd5 Be6 14. Rd1 O-O 15.
fxe4 Nc6 16. Nf3 Rfd8 17. Be2 Bg7 18. c4 Bg4 19. Rxd8+ Rxd8 20. Rd1 Rxd1+ 21. Bxd1
Nd4 22. b4 Nxf3 23. gxf3 Be6 24. Be2 g5 25. a4 h5 26. Kc2 g4 27. c5 Bh6 28. Be5 Bd7
29. Kb3 Be6+ 30. Kc3 Bd7 31. fxg4 hxg4 32. b5 Be3 33. Bd4 Bf4 34. Bg1 Kg7 35. Bc4
Kf6 36. a5 Kg5 37. b6 axb6 38. cxb6 Be5+ 39. Kd3 Kf6 40. Bd4 Bc6 41. Bxe5+ Kxe5 42.
Bd5 Kd6 43. Bxc6 Kxc6 44. bxc7 Kxc7 45. Ke3 Kc6 46. Kf4 Kb5 47. Kxg4 Kxa5 48. h4
b5 49. h5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "13"]
[White "Cordero, Daniela"]
[Black "Terao, Juliana Sayumi"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2028"]
[BlackElo "2198"]
[PlyCount "11"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. e3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "14"]
[White "Simeao, Miguel Roberto Ranieri"]
[Black "Silva, Kaua Marques"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1962"]
[BlackElo "2142"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 Nge7 6. Nge2 d6 7. O-O h5 8. h4 Bg4
9. d3 Qd7 10. Kh2 O-O 11. Bg5 Kh7 12. Nd5 Ng8 13. b4 Nd8 14. Qd2 c6 15. Ndc3 Be6
16. Be3 Nh6 17. f3 d5 18. cxd5 cxd5 19. exd5 Bxd5 20. Nxd5 Qxd5 21. Rac1 Ne6 22.
Nc3 Qd7 23. Ne4 Rfd8 24. Rfd1 Nf5 25. Bf2 Nfd4 26. Be3 Nf5 27. Bf2 Qb5 28. Ng5+ Nxg5
29. hxg5 Bf8 30. Bc5 Bg7 31. Rc4 b6 32. Bf2 Rac8 33. Re4 Qa4 34. Re2 Nd4 35. Bxd4
Rxd4 36. Rb1 Rcd8 37. Rb3 Qd7 38. Re3 h4 39. g4 Qd6 40. Kh1 Rc8 41. Rc3 Qxb4 42.
Rc2 Qb1+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "15"]
[White "Ribeiro, Matheus Mendes Domingues"]
[Black "Cardoso, Maria Paula Da Silva"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2130"]
[BlackElo "1780"]
[PlyCount "89"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Be7 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 d6 8. Be2
c6 9. O-O O-O 10. Rd1 Qb6 11. Qxb6 axb6 12. Bf4 Rd8 13. Rd2 Be6 14. Rad1 Ne8 15.
b3 Bf6 16. Na4 Ra6 17. e5 Be7 18. exd6 Bf8 19. h3 f6 20. c5 Rxa4 21. bxa4 bxc5 22.
Rb2 Rd7 23. a5 Kf7 24. a6 bxa6 25. Bxa6 Bxd6 26. Bc8 Rd8 27. Bxe6+ Kxe6 28. Re2+
Kf7 29. Bxd6 Rxd6 30. Rxd6 Nxd6 31. a4 c4 32. Kf1 Nb7 33. Ke1 h5 34. Ra2 Na5 35.
Kd2 Ke6 36. Kc3 c5 37. Rb2 Kd5 38. Rb5 Nb3 39. Rb8 Na5 40. Ra8 Nc6 41. a5 Nd4 42.
Rd8+ Kc6 43. Kxc4 Ne6 44. Rb8 Nc7 45. Rb6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "16"]
[White "Melian, Juan Sebastian"]
[Black "Jenidarchiche, Douglas Rodrigo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2238"]
[BlackElo "1845"]
[PlyCount "79"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Na5 5. Nge2 Nxc4 6. dxc4 Bc5 7. f3 a6 8. Qd3
d6 9. Be3 Be6 10. b3 Qd7 11. a4 Bxe3 12. Qxe3 h6 13. a5 Qe7 14. g4 g5 15. O-O-O Nd7
16. Ng3 Nb8 17. Kb2 Nc6 18. Ra1 O-O-O 19. Nd5 Qf8 20. h4 f6 21. h5 Kd7 22. Rhd1 Bxd5
23. cxd5 Ne7 24. c4 Rb8 25. Rdc1 Qd8 26. c5 Ke8 27. Rc2 Kf7 28. Rac1 c6 29. Rd2 cxd5
30. exd5 Rc8 31. Ne4 dxc5 32. d6 Nc6 33. Rxc5 Qd7 34. Qc3 Nd4 35. Rxd4 exd4 36. Qxd4
Qe6 37. Rf5 Kg7 38. Rxf6 Qd7 39. Rg6+ Kf8 40. Qxh8+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "17"]
[White "Saito, Vinicius"]
[Black "Sanches De Carvalho, Fabio"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2147"]
[BlackElo "1838"]
[PlyCount "153"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. a4 Nc6 5. O-O Nf6 6. d3 a6 7. Bc4 e6 8. Re1 Be7
9. c3 Na5 10. Ba2 O-O 11. Nbd2 b5 12. axb5 axb5 13. Bb1 Qc7 14. Nf1 Nc6 15. Rxa8
Rxa8 16. Bg5 b4 17. d4 e5 18. Ne3 cxd4 19. cxd4 Bg4 20. Nf5 Bd8 21. d5 Na5 22. Ne3
Bh5 23. Bd3 Nb7 24. Bxf6 Bxf6 25. g4 Bg6 26. Nc4 Nc5 27. Qe2 h6 28. Kg2 Rc8 29. Rc1
Nb3 30. Re1 Nc5 31. Rc1 Nb3 32. Re1 Nc5 33. Ncd2 Qd7 34. h3 Be7 35. Ra1 Qb7 36. Bb5
Rb8 37. Bc6 Qb6 38. b3 Qc7 39. Qe3 Qc8 40. Kg3 Kh7 41. h4 f6 42. h5 Be8 43. Bxe8
Qxe8 44. Ra7 Qd8 45. Nh4 Ra8 46. Rxa8 Qxa8 47. Nf5 Qb7 48. Qe2 Kg8 49. Qc4 Kf7 50.
Kf3 Qa7 51. Ne3 Qa3 52. Ke2 Bd8 53. Qc2 Qa6+ 54. Nec4 Ke7 55. Qb2 Bc7 56. f3 Kd7
57. Nf1 Na4 58. Qd2 Nc3+ 59. Kf2 Bb6+ 60. Kg2 Bc5 61. Ng3 Nb1 62. Qb2 Na3 63. Nd2
Ke8 64. Ndf1 Qd3 65. Qe2 Qxe2+ 66. Nxe2 Nc2 67. Nc1 Bd4 68. Ng3 Kf7 69. Nf5 Ne3+
70. Nxe3 Bxe3 71. Na2 Bc5 72. Nc1 Bd4 73. Ne2 Bc5 74. Ng3 Kf8 75. Nf5 Kf7 76. Nh4
Kf8 77. Kf1  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "18"]
[White "Vargas, Gabriela"]
[Black "Da Cunha, Gabriela Goes"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2084"]
[BlackElo "1837"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 cxd4 5. exd4 Be7 6. Nbd2 b6 7. Bxf6 Bxf6 8. Bd3
Bb7 9. Qe2 O-O 10. h4 g6 11. Rh3 Nc6 12. c3 d5 13. Kf1 Qc7 14. Re1 Rae8 15. Ne5 Nxe5
16. dxe5 Bg7 17. h5 f6 18. Nf3 fxe5 19. Nxe5 Bxe5 20. Qxe5 Qxe5 21. Rxe5 Rf6 22.
hxg6 hxg6 23. Rg5 Re7 24. Rh6 Kg7 25. Rgxg6+ Rxg6 26. Rxg6+ Kf7 27. Rh6 e5 28. Rh7+
Kf6 29. Rxe7 Kxe7 30. Ke2 Kf6 31. Ke3 Kg5 32. g3 Kg4 33. Be2+ Kf5 34. f4 e4 35. g4+
Kf6 36. Kd4 Bc6 37. c4 dxc4 38. Bxc4 Bb7 39. Bf1 Bc6 40. Ke3 Bd7 41. g5+ Kg6 42.
Kxe4 Bf5+ 43. Ke5 Bb1 44. Bc4 a5 45. Be6 b5 46. Bd5 Kg7 47. f5 Bd3 48. f6+ Kf8 49.
Be4 Bc4 50. b3 Bg8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "19"]
[White "Kropff, Ricardo"]
[Black "Branquinho, Eduardo De Medeiros"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2052"]
[BlackElo "1815"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. O-O Qc7
9. Bg5 Nbd7 10. a4 Be7 11. Re1 O-O 12. Bf3 Rac8 13. Re2 Rfd8 14. a5 h6 15. Bxf6 Nxf6
16. Nd5 Nxd5 17. exd5 Bf5 18. c3 Bg5 19. g3 Rf8 20. h4 Bd8 21. Ra4 Bd7 22. Rb4 f5
23. c4 g5 24. hxg5 hxg5 25. c5 Bb5 26. Rc2 Be7 27. c6 Kg7 28. Be2 bxc6 29. Bxb5 axb5
30. dxc6 f4 31. Rxb5 Rb8 32. Qd5 fxg3 33. fxg3 Qa7+ 34. Kg2 Qa6 35. Nc5 Rxb5 36.
Nxa6 Rxd5 37. Nc7 Rxa5 38. Ne6+ Kf7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "20"]
[White "Santos, Abel Cardoso Dos"]
[Black "Vargas, Goncalo Cintra"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1854"]
[BlackElo "2041"]
[PlyCount "70"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6
9. Nf3 Bg4 10. Qd2 Qd7 11. Be2 Bxf3 12. gxf3 O-O-O 13. O-O-O Bb4 14. a3 Na5 15. Kb1
Naxc4 16. Bxc4 Nxc4 17. Qd3 Nxe3 18. Qxe3 Bxc3 19. Qxc3 Qd5 20. Rd3 Rd7 21. b4 Rhd8
22. Rhd1 f6 23. exf6 gxf6 24. Kb2 e5 25. dxe5 Qxe5 26. Qxe5 fxe5 27. Kc3 Rxd3+ 28.
Rxd3 Rxd3+ 29. Kxd3 Kd7 30. b5 Ke6 31. Ke4 c5 32. bxc6 bxc6 33. a4 a5 34. h3 c5 35.
Kd3 Kd5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "21"]
[White "Fernandez Barrero, Javier"]
[Black "Santanna, Paulo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1743"]
[BlackElo "2021"]
[PlyCount "42"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. g3 Nc6 4. d3 g6 5. Bg2 Bg7 6. O-O d6 7. Nbd2 Nf6 8. Nc4 O-O
9. Ne3 Rb8 10. Nd2 e6 11. f4 Ne7 12. g4 d5 13. e5 Ne8 14. g5 h5 15. Rf3 b5 16. Rh3
Nf5 17. Nxf5 exf5 18. Bf3 Nc7 19. Nb3 c4 20. Nd4 Ne6 21. Nc6 Qb6+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "22"]
[White "Santos, Isaque Goncalves"]
[Black "Guedes, Washington Luis"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1996"]
[BlackElo "0"]
[PlyCount "40"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 a6 6. Be3 Nbd7 7. Qd2 c6 8. Bh6 Bxh6
9. Qxh6 b5 10. a3 Qa5 11. b4 Qc7 12. c5 a5 13. Rb1 axb4 14. axb4 dxc5 15. bxc5 e5
16. d5 cxd5 17. Bxb5 d4 18. Qg7 Rg8 19. Qxf6 dxc3 20. Bc4 Nxf6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "23"]
[White "Ikejiri, Daniel Yoshito"]
[Black "Lima, Hamilton Da Silva"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1916"]
[BlackElo "1778"]
[PlyCount "37"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. dxe5 Nxe5 5. Nxe5 dxe5 6. Qxd8+ Kxd8 7. Nc3 c6 8.
Bc4 f6 9. Be3 Bb4 10. O-O Ne7 11. Rfd1+ Kc7 12. Ne2 Ng6 13. c3 Be7 14. a4 Bd7 15.
h3 Rhf8 16. a5 Rad8 17. Bxa7 Kc8 18. Bb6 Rde8 19. a6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "24"]
[White "Cruz, Natan Gomes"]
[Black "Matiuci, Bernardo Steinle"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1888"]
[BlackElo "1546"]
[PlyCount "45"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Qc7 5. O-O g6 6. Re1 d6 7. Nd5 Nxd5 8. exd5
a6 9. Bf1 Nb8 10. d4 Bg7 11. Bg5 f6 12. Be3 c4 13. a4 Bg4 14. a5 Nd7 15. Qe2 Rc8
16. Bh6 Bf8 17. Ra4 b5 18. axb6 Nxb6 19. Rxa6 Nxd5 20. Bxf8 Rxf8 21. Qe4 Bxf3 22.
gxf3 Qb7 23. Ra5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "25"]
[White "Rigonati, Eduardo Enrico Santana"]
[Black "Dos Santos Junior, Haroldo Cunha"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1827"]
[BlackElo "2033"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. Nxd4 Be7 6. Nc3 Nf6 7. O-O O-O 8. h3
Re8 9. Re1 Bf8 10. Bg5 h6 11. Bh4 Ne5 12. Bb3 a6 13. a4 g5 14. Bg3 Ng6 15. Qf3 Bg7
16. Nf5 Ne5 17. Bxe5 Rxe5 18. Nxg7 Kxg7 19. Nd5 Nxd5 20. Bxd5 f6 21. Qb3 Qe7 22.
f4 gxf4 23. Qf3 Rg5 24. h4 Rg6 25. Qxf4 c6 26. Bc4 Qe5 27. Qxe5 fxe5 28. Rf1 Be6
29. Bxe6 Rxe6 30. Ra3 Rf6 31. Rg3+ Kf7 32. Rxf6+ Kxf6 33. h5 d5 34. Rg6+ Kf7 35.
Rxh6 dxe4 36. Kf2 Rg8 37. Rg6 Rd8 38. Ke3 Rd4 39. b3 c5 40. Rb6 c4 41. g4 cxb3 42.
cxb3 Rd1 43. Kxe4 Re1+ 44. Kf5 e4 45. Rxb7+ Kf8 46. Kf4 e3 47. Kf3 e2 48. Kf2 Rg1
49. Kxe2 Rxg4 50. h6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "26"]
[White "Tsuboi, Edson Kenji"]
[Black "Dos Santos, Felipe Zeuli Biller"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2200"]
[BlackElo "1538"]
[PlyCount "79"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 O-O 8. Be2
d6 9. O-O Nxd4 10. Bxd4 Be6 11. Re1 a6 12. Bd3 Rc8 13. Nd5 Bxd5 14. exd5 Re8 15.
Qd2 Nd7 16. Bxg7 Kxg7 17. Re3 Ne5 18. Be2 Kg8 19. b3 Qb6 20. Rd1 a5 21. Rh3 e6 22.
Qh6 exd5 23. Qxh7+ Kf8 24. Qh6+ Ke7 25. Rxd5 Kd7 26. Qd2 Qb4 27. f4 Qxd2 28. Rxd2
Nc6 29. Rhd3 Re6 30. c5 Rce8 31. Kf2 Nb4 32. Rxd6+ Rxd6 33. Rxd6+ Kc7 34. Bc4 Rd8
35. Rxd8 Kxd8 36. a4 Na2 37. g4 Ke7 38. h4 Kf6 39. Ke3 Nb4 40. Ke4  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "27"]
[White "Munhoz, Joao Pedro"]
[Black "Carvalho Jr, Celestino"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1608"]
[BlackElo "1939"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. O-O e5 6. Nc3 O-O 7. d3 Nc6 8. a3 Bd7
9. Qc2 Qc8 10. Re1 Re8 11. b4 e4 12. dxe4 Nxe4 13. Bb2 Bf5 14. Nxe4 Bxe4 15. Qd2
Qd8 16. Bxg7 Kxg7 17. Qc3+ Qf6 18. Rac1 Re7 19. Ng5 Qxc3 20. Rxc3 Bxg2 21. Kxg2 Rae8
22. e3 b6 23. Nh3 a5 24. Rb1 axb4 25. axb4 Ra8 26. Nf4 Ra4 27. Nd5 Rd7 28. f4 f5
29. Kf3 Ne7 30. e4 Ra2 31. exf5 Nxf5 32. h4 h5 33. Rd1 c5 34. Rcd3 Rb7 35. Nc3 Rc2
36. Nb5 Re7 37. Nxd6 Nd4+ 38. Rxd4 cxd4 39. Rxd4 Rc3+ 40. Kf2 Ra7 41. Ne4 Ra2+ 42.
Rd2 Rac2 43. Kg2 Kf7 44. Kh3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "28"]
[White "Gazineu Neto, Rubens"]
[Black "Blanco, Gustavo Jose Bachur"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1912"]
[BlackElo "1491"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Ng4
9. Bg5 f6 10. Bh4 g5 11. Bg3 Nd7 12. f3 Nh6 13. h4 g4 14. Bf2 Qc7 15. O-O-O O-O-O
16. Kb1 Kb8 17. Qe3 Nf7 18. Nd5 Bxd5 19. Rxd5 Nc5 20. fxg4 Rc8 21. c3 Nd8 22. Be2
Nc6 23. Rhd1 Ne6 24. g3 Be7 25. Nd2 Nc5 26. Nc4 Rcd8 27. Qf3 b5 28. Ne3 b4 29. Nf5
bxc3 30. Bxc5 dxc5 31. Qxc3 Nd4 32. Bxa6 Rxd5 33. exd5 Rg8 34. Nxd4 cxd4 35. Qf3
Ka7 36. Rc1 Qb6 37. Rc6 Qb4 38. a3 Qd2 39. Bb5 Qe1+ 40. Ka2 e4 41. Qb3 Qa5 42. Ra6+
Qxa6 43. Bxa6 Kxa6 44. Qa4+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "29"]
[White "Barberi, Catarina"]
[Black "Cristino, Felipe Borges"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1524"]
[BlackElo "1890"]
[PlyCount "114"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 g6 6. g3 d6 7. Bg2 Bg7 8. Nc3 O-O
9. O-O Na6 10. e4 Re8 11. Re1 b6 12. a3 Ng4 13. Bf4 Ne5 14. Nxe5 dxe5 15. Be3 Bf8
16. Qd2 Nc7 17. Rad1 Bd6 18. f3 a6 19. Na4 Nb5 20. b4 Nxa3 21. bxc5 Nc4 22. Qc1 Nxe3
23. Rxe3 bxc5 24. Nxc5 Qb6 25. Nb3 Bd7 26. Kh1 Rec8 27. Rc3 Rxc3 28. Qxc3 Ba4 29.
Rb1 Rb8 30. Bf1 Qb4 31. Qxb4 Rxb4 32. Nd2 Rxb1 33. Nxb1 Bb4 34. Bd3 Bb3 35. Kg2 a5
36. d6 Kf8 37. f4 f6 38. Kf3 a4 39. fxe5 fxe5 40. Kg4 a3 41. Nxa3 Bxa3 42. Kg5 Kg7
43. d7 Be7+ 44. Kg4 Be6+ 45. Kf3 Bxd7 46. Bf1 Kf6 47. h4 Ba4 48. Be2 Kg7 49. Kg2
Bc2 50. Kf3 h5 51. Bc4 Bb4 52. Bd5 Be1 53. Ba8 Bd1+ 54. Kg2 Kf6 55. Bc6 Ke7 56. Bd5
Bg4 57. Bg8 Be6  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "30"]
[White "Jorge, Denrick Cabral Jose"]
[Black "Usui, Gabriella Yumi"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1874"]
[BlackElo "1448"]
[PlyCount "137"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Be3 d6 6. Qd2 Nf6 7. Bh6 O-O 8. h4 Bxh6
9. Qxh6 Ng4 10. Qd2 h5 11. Nd5 Kg7 12. O-O-O Nge5 13. Be2 Rh8 14. c3 Qa5 15. Kb1
b5 16. d4 cxd4 17. cxd4 Qxd2 18. Rxd2 Nc4 19. Rd1 Rb8 20. b3 Na3+ 21. Kb2 b4 22.
Nxb4 Rxb4 23. d5 Ne5 24. Kxa3 Rxe4 25. Rc1 Bb7 26. f4 Ng4 27. Rc7 Bxd5 28. Bf3 Rd4
29. Bxd5 Rxd5 30. Nf3 Rd3 31. Ng5 Re3 32. Rf1 f6 33. Nf3 Ra8 34. Re1 Kf7 35. Rxe3
Nxe3 36. Nd4 a5 37. Nc6 Nf5 38. Ka4 Ke6 39. Nxa5 d5 40. b4 d4 41. Kb3 Kd5 42. Nc4
Ke4 43. b5 d3 44. b6 Rb8 45. a4 e5 46. Kc3 Nd4 47. fxe5 fxe5 48. Re7 Nc6 49. Re6
Kd5 50. Rd6+ Kc5 51. Rxd3 e4 52. Re3 Re8 53. a5 Nxa5 54. Nxa5 Kxb6 55. Nb3 Kc6 56.
Kd4 Kd6 57. Rxe4 Rf8 58. Rf4 Rd8 59. Ke4 Re8+ 60. Kf3 Rb8 61. Nd2 Ke6 62. Ne4 Rb3+
63. Kg2 Rb2+ 64. Kh3 Ke5 65. Ng5 Rb6 66. Nf3+ Ke6 67. g4 hxg4+ 68. Kxg4 Rb5 69. Nd4+
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "31"]
[White "De Paula, Luan Araujo"]
[Black "Barroso, Daniele Silva"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1863"]
[BlackElo "1349"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. c4 Nf6 7. Nc3 O-O 8. Be2
d6 9. O-O Bd7 10. f3 Rc8 11. Qd2 h5 12. Rac1 a6 13. h3 Ne5 14. b3 Qa5 15. Nd5 Qd8
16. Bh6 Re8 17. Bxg7 Kxg7 18. f4 Nc6 19. Nxc6 Bxc6 20. Qd4 e5 21. fxe5 dxe5 22. Qf2
Re6 23. Rcd1 Bxd5 24. exd5 Rd6 25. c5 Rd7 26. b4 Ne4 27. Qe3 f5 28. d6 Qg5 29. Qxg5
Nxg5 30. Bc4 Kf6 31. a4 Ne6 32. Bxe6 Kxe6 33. a5 h4 34. Kf2 e4 35. Ke3 Ke5 36. Rd2
g5 37. Rfd1 f4+ 38. Ke2 e3 39. Rd5+ Kf6 40. Kf3 Rg8 41. b5 axb5 42. a6 Rb8 43. axb7
Rdxb7 44. c6 Ra7 45. c7 Rba8 46. Rxb5 Ra2 47. d7 Rf2+ 48. Ke4 Ra4+ 49. Kd5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "32"]
[White "Dionisio, Alex Monteiro"]
[Black "Martins De Aguiar, Marina"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1514"]
[BlackElo "1862"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d3 Nf6 4. g3 Be7 5. Bg2 d5 6. Qe2 Nc6 7. e5 Nd7 8. O-O O-O
9. h4 b5 10. Bf4 Bb7 11. Nbd2 Qc7 12. Rfe1 Rfc8 13. Nf1 Qd8 14. h5 h6 15. N1h2 c4
16. Ng4 cxd3 17. cxd3 Bf8 18. Qe3 Kh7 19. d4 Nb4 20. Re2 Qa5 21. a3 Nc6 22. Bf1 b4
23. Rd2 Ba6 24. Bd3+ Bxd3 25. Qxd3+ Kh8 26. Qe3 bxa3 27. bxa3 Ne7 28. Nh4 Rc3 29.
Rd3 Rac8 30. Qe1 Qc7 31. Rad1 Nb6 32. Ne3 Ng8 33. g4 Bxa3 34. g5 hxg5 35. Bxg5 Rxd3
36. Rxd3 Be7 37. f4 Qc1 38. Rd1 Qb2 39. Rd2 Qb3 40. Qf2 Rc1+ 41. Nf1 Nc4 42. Ra2
Ne3 43. Kh2 Ng4+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "33"]
[White "Hirota Da Silva, Nilton"]
[Black "Simao, Davi Ribeiro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1827"]
[BlackElo "1320"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. O-O Nbd7 7. b3 Bd6 8. Bb2
O-O 9. Nbd2 c5 10. Rfe1 Qc7 11. c4 cxd4 12. exd4 dxc4 13. Nxc4 Rac8 14. Rac1 Qb8
15. h3 Rc6 16. Nce5 Rxc1 17. Rxc1 Bxe5 18. dxe5 Nd5 19. Re1 Rc8 20. Ng5 g6 21. Qf3
Rf8 22. Qg4 h5 23. Qg3 N7b6 24. Nxe6 Rc8 25. Ng5 Rc2 26. Bd4 Rxa2 27. Nxf7 Kh7 28.
Ng5+ Kg8 29. Ne4 Qe8 30. Rc1 Qf7 31. Qg5 Nf4 32. Nf6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "34"]
[White "Moreira, Paulo Vinicius Macedo"]
[Black "De Oliveira, Lucas Silva"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1711"]
[BlackElo "1800"]
[PlyCount "57"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 c5 8. dxc5 Nxc5
9. Re1 Nfe4 10. Nxe4 Nxe4 11. Qc2 Nc5 12. e4 h6 13. Be3 e5 14. Rad1 Qc7 15. b3 f5
16. Nh4 Kh7 17. exf5 Bxf5 18. Nxf5 Rxf5 19. Rd5 Raf8 20. Red1 R5f6 21. Bxc5 dxc5
22. Rd7 Qa5 23. Rxb7 Rxf2 24. Qxf2 Rxf2 25. Kxf2 Qxa2+ 26. Kg1 Qa6 27. Rdd7 Qf6 28.
Rxa7 h5 29. Rxg7+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "35"]
[White "Da Rocha, Lucas Sampaio"]
[Black "Nunes, Rafael Klanfer"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1647"]
[BlackElo "1789"]
[PlyCount "89"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 e5 5. O-O Be7 6. d3 O-O 7. h3 h6 8. Nbd2 Nbd7
9. Re1 d5 10. Bf1 d4 11. Nc4 Qc7 12. cxd4 cxd4 13. a4 Bb4 14. Bd2 Bxd2 15. Qxd2 Ne8
16. Rec1 Qb8 17. Nh4 Nd6 18. Nxd6 Qxd6 19. Nf5 Qb6 20. b4 Nf6 21. a5 Qd8 22. Ng3
Bd7 23. f4 Qe7 24. Rc5 exf4 25. Nf5 Bxf5 26. Rxf5 Rac8 27. Be2 Rc3 28. Rf1 g5 29.
h4 Nd7 30. hxg5 hxg5 31. g3 f6 32. gxf4 Rf7 33. fxg5 Rg7 34. Bg4 Ne5 35. Be2 Rxg5+
36. Rxg5+ fxg5 37. Rf5 Nf7 38. Bh5 Rc6 39. Bxf7+ Kg7 40. Bh5 Kh6 41. Bg4 Rg6 42.
Rc5 Kg7 43. Qh2 Rc6 44. Rxc6 bxc6 45. Qb8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "36"]
[White "Regiani, Rafael"]
[Black "Deus Filho, Joaquim De"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1476"]
[BlackElo "1848"]
[PlyCount "126"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. h4 h5
9. Qd2 Ng4 10. Bxg4 Bxg4 11. f3 Bd7 12. O-O-O Nc6 13. Nxc6 bxc6 14. Bh6 Qa5 15. Bxg7
Kxg7 16. g4 hxg4 17. fxg4 Rh8 18. Qd4+ f6 19. g5 Qe5 20. gxf6+ exf6 21. Qxe5 fxe5
22. Rxd6 Be8 23. Re6 Rh5 24. Ne2 Kf7 25. Rd6 Ke7 26. Rd3 Bf7 27. Rhd1 Be6 28. Rg3
Rxh4 29. Rxg6 Rxe4 30. Nc3 Rg4 31. Rg1 Rxg1+ 32. Rxg1 Bd5 33. Nxd5+ cxd5 34. Rg5
Kf6 35. Rh5 a5 36. Kd2 Rb8 37. b3 Rb4 38. c3 Rg4 39. a4 Rg2+ 40. Kc1 Ke6 41. Rh6+
Kf5 42. Ra6 Ke4 43. Rxa5 d4 44. cxd4 exd4 45. Rh5 d3 46. Rh1 Kd4 47. Rh4+ Kc3 48.
Rh1 Ra2 49. Kb1 Rb2+ 50. Ka1 Rxb3 51. Ka2 Rb8 52. Rc1+ Kd4 53. Rd1 Ke3 54. Rh1 d2
55. Rh3+ Ke2 56. Rh2+ Kd3 57. Rh7 d1=Q 58. Rd7+ Kc2 59. Rxd1 Kxd1 60. Ka3 Kc2 61.
a5 Kc3 62. Ka4 Kc4 63. a6 Rb1  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "37"]
[White "Bianchini, Marlon"]
[Black "De Paula, Bruno Cesar Lima"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1255"]
[BlackElo "1676"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. d4 d6 5. Nc4 fxe4 6. Nc3 Qg6 7. Ne3 Be7 8. Bc4
Nf6 9. f3 Nc6 10. O-O Bh3 11. fxe4 O-O-O 12. Rf3 Bg4 13. Nxg4 Qxg4 14. Rf1 Qg6 15.
Bf4 Nxe4 16. Nxe4 Qxe4 17. Bd3 Qxd4+ 18. Kh1 Bf6 19. c3 Qc5 20. Qc2 h6 21. Rae1 Qh5
22. Bg6 Qd5 23. Be4 Qxa2 24. Bxc6 bxc6 25. Ra1 Qc4 26. Qf5+ Kb8 27. Qa5 Qc5 28. Qxc5
dxc5 29. Be3 Rd5 30. Ra5 Be7 31. Rfa1 Rhd8 32. g3 Rd1+ 33. Rxd1 Rxd1+ 34. Kg2 Rb1
35. b4 cxb4 36. Bxa7+ Kb7 37. cxb4 Bxb4 38. Ra2 c5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "39"]
[White "Pittoli, Vinicius Eduardo Moreir"]
[Black "Terra, Bruno De Oliveira"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1648"]
[BlackElo "1800"]
[PlyCount "85"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Be7 7. Bd3 O-O 8. Nf3
Bg4 9. h3 Bh5 10. g4 Bg6 11. Nh4 Bxd3 12. Qxd3 Qd5 13. Rg1 g6 14. c4 Qe6+ 15. Be3
Bb4+ 16. Kf1 Nd7 17. a3 Ba5 18. b4 Bc7 19. Re1 Rfe8 20. Nf5 Nb6 21. Nh6+ Kf8 22.
Rc1 Qe4 23. Qxe4 Rxe4 24. Kg2 Bf4 25. Kf3 Bxe3 26. Kxe4 Bxc1 27. Rxc1 Re8+ 28. Kf3
Kg7 29. g5 f5 30. c5 Nd5 31. Rd1 f6 32. h4 Re4 33. Kg3 Nc3 34. Rd3 Ne2+ 35. Kf3 Nxd4+
36. Kg3 f4+ 37. Kh3 fxg5 38. hxg5 Nc2 39. Rd7+ Kf8 40. Rxb7 Re7 41. Rb8+ Re8 42.
Rb7 Re7 43. Rb8+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "40"]
[White "Pirone, Rafael"]
[Black "Aragao Neto, Joao Batista"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1585"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O d6 5. d4 O-O 6. h3 c6 7. Nbd2 Nbd7 8. e4 e5
9. Re1 Re8 10. dxe5 dxe5 11. Nc4 Qc7 12. Qd6 Qxd6 13. Nxd6 Re6 14. Rd1 Bf8 15. Nxc8
Rxc8 16. Ng5 Ree8 17. Re1 h6 18. Nf3 Nc5 19. Nd2 Rcd8 20. Nc4 Rd4 21. b3 Rdd8 22.
Bb2 Nfd7 23. Rad1 f6 24. f4 exf4 25. gxf4 b5 26. Nd6 Re6 27. e5 fxe5 28. Bxe5 Nxe5
29. fxe5 Bxd6 30. Bxc6 Bc7 31. Bd5 Kf7 32. b4 Nd7  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "41"]
[White "Mattos, Bernardo Cunha"]
[Black "Re, Vinicius"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1567"]
[BlackElo "1177"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. h3 O-O 6. Be3 Nc6 7. Nf3 e5 8. d5 Ne7 9.
Qd2 Nh5 10. g4 Nf6 11. Be2 Ne8 12. Bh6 f5 13. gxf5 gxf5 14. Bxg7 Nxg7 15. h4 fxe4
16. Nxe4 Bg4 17. Nfg5 Bxe2 18. Qxe2 Nef5 19. O-O-O Nd4 20. Qg4 Rf4 21. Qg2 Kh8 22.
Qh2 Qd7 23. Rxd4 Nf5 24. Nf6 Qg7 25. Rxf4 exf4 26. Nfxh7 Nd4 27. Re1 f3 28. Re4 Ne2+
29. Kb1 Qg6 30. Ka1 Re8 31. Rxe8+ Qxe8 32. a3 Qh5 33. Qh1 Nd4 34. Qc1 Nb3+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "43"]
[White "Sulz, Isaque Sathler"]
[Black "Goncalves, Ricardo Henrique Silva"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1516"]
[BlackElo "1800"]
[PlyCount "39"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 d6 3. Bf4 g6 4. Nf3 Bg7 5. Qd2 Bg4 6. Bh6 O-O 7. Bxg7 Kxg7 8. Ng5
d5 9. f3 Bc8 10. h4 h6 11. Nh3 h5 12. O-O-O Bf5 13. Nf2 c6 14. e4 Bc8 15. e5 Ng8
16. g4 hxg4 17. fxg4 f6 18. h5 f5 19. hxg6 Qe8 20. Bd3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "44"]
[White "Staub, Mihaiu"]
[Black "Van Riemsdijk, Dirk D."]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1789"]
[PlyCount "124"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 Qb6 7. O-O cxd4 8. Re1 Rc8
9. Qe2 a6 10. Bf4 Nge7 11. Bg3 Ng6 12. h4 dxc3 13. Nxc3 Bb4 14. h5 Nge7 15. Rac1
h6 16. a3 Bxc3 17. Rxc3 O-O 18. Rec1 Nd4 19. Qe3 Nxf3+ 20. Qxf3 Rxc3 21. Rxc3 Rc8
22. Rxc8+ Nxc8 23. Bf4 Qd8 24. g4 Bc6 25. Qg3 d4 26. f3 Bb5 27. Bxb5 axb5 28. g5
hxg5 29. Bxg5 Qf8 30. Qh4 d3 31. Qd4 Ne7 32. Qxd3 b4 33. Qb5 bxa3 34. bxa3 Nd5 35.
a4 b6 36. Kh2 f6 37. exf6 gxf6 38. Bd2 Qf7 39. h6 Kh7 40. Qd3+ f5 41. Qd4 f4 42.
Qe5 Kxh6 43. Qh8+ Kg6 44. Kg2 Ne3+ 45. Kf2 Nc4 46. Bc3 Ne3 47. Bd4 Nc4 48. Qd8 e5
49. Bxb6 Nxb6 50. Qxb6+ Kf5 51. Qb1+ Kg5 52. Qb2 Qa7+ 53. Kg2 Kf6 54. Qb5 Qd4 55.
a5 Qd2+ 56. Kh3 Qe1 57. Qc6+ Kg5 58. Kh2 Qf2+ 59. Kh1 Qe1+ 60. Kg2 Qxa5 61. Qc2 Qe1
62. Qc6 Qg3+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "45"]
[White "Brujin, Homero"]
[Black "Ruvieri, Valter"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1479"]
[BlackElo "1067"]
[PlyCount "105"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. O-O Be7 6. Nbd2 O-O 7. c4 c6 8. Nh4 Bg4
9. h3 Bh5 10. Re1 Nbd7 11. cxd5 exd5 12. Nf5 Bb4 13. Qb3 Qa5 14. Qd1 Bg6 15. Nh4
Be4 16. f3 Bg6 17. Nxg6 fxg6 18. Rf1 Nh5 19. Kh2 Bd6 20. f4 Qc7 21. e3 c5 22. Bxd5+
Kh8 23. Nb3 c4 24. Nd2 Nb6 25. Bg2 c3 26. bxc3 Qxc3 27. Nb3 Qc7 28. Qf3 Rab8 29.
Bd2 Nc4 30. Rac1 b5 31. Rf2 Qf7 32. Qd5 Qe7 33. Qe4 Qd8 34. Qf3 a6 35. Bf1 Rc8 36.
Bxc4 bxc4 37. Na1 g5 38. Qxh5 gxf4 39. exf4 Rb8 40. Rxc4 Rb2 41. Rc2 Rb5 42. Qe2
Re8 43. Qc4 Qb8 44. Nb3 h6 45. Qc6 Rb6 46. Qf3 Rb5 47. Re2 Rf8 48. Na5 g5 49. Nc6
Qb7 50. Re6 Qc7 51. Rxh6+ Kg7 52. Qh5 Qc8 53. Qg6#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "46"]
[White "Baena, Mauricio"]
[Black "Yokomizo, Wilton"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1180"]
[BlackElo "1395"]
[PlyCount "129"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b3 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 Nbd7 5. Be2 e6 6. Nh4 Be4 7. d3 Bg6 8. Nxg6
hxg6 9. Qd2 c6 10. Bf3 Bd6 11. Nc3 Qc7 12. O-O-O O-O-O 13. h3 Ne5 14. Qe2 Qa5 15.
Kb1 Bb4 16. Qe1 c5 17. d4 cxd4 18. exd4 Nxf3 19. gxf3 Rd6 20. Qe3 Kb8 21. Rd3 Rc8
22. Ne2 Ra6 23. a4 Rac6 24. c3 Bd6 25. Kc2 b5 26. Ra1 b4 27. Kd1 Nh5 28. Rc1 bxc3
29. Rcxc3 Qc7 30. Rxc6 Qxc6 31. Rc3 Qb7 32. Bc1 Ka8 33. Rxc8+ Qxc8 34. Qc3 Qxc3 35.
Nxc3 Bf4 36. Be3 a6 37. b4 Bxe3 38. fxe3 Kb7 39. a5 Kc6 40. Ke2 Ng3+ 41. Kf2 Nf5
42. f4 Nd6 43. Kf3 Ne4 44. Nxe4 dxe4+ 45. Kxe4 Kb5 46. Kd3 Kxb4 47. e4 Kxa5 48. Kc4
Kb6 49. h4 a5 50. e5 f6 51. d5 exd5+ 52. Kxd5 fxe5 53. fxe5 Kc7 54. Ke6 a4 55. Kf7
a3 56. e6 a2 57. e7 a1=Q 58. e8=Q Qf6+ 59. Kg8 Kd6 60. Qf8+ Ke6 61. Qxg7 Qd8+ 62.
Qf8 Qxh4 63. Qf7+ Ke5 64. Qxg6 Qd8+ 65. Kg7  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "47"]
[White "Bomeisel, Pedro Rangel"]
[Black "Navarro, Gustavo Kazuo Yura"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1385"]
[BlackElo "1800"]
[PlyCount "53"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 g6 7. Be2 Bg7 8. O-O
O-O 9. Be3 Be6 10. Qd2 Nd7 11. c4 Nb6 12. b3 Re8 13. Rad1 Rc8 14. Rfe1 Qc7 15. d5
cxd5 16. Bxb6 axb6 17. cxd5 Red8 18. Bc4 Qc5 19. Rc1 Qa3 20. Rc2 Bf5 21. Bd3 Rxc2
22. Qxc2 Bxd3 23. Qxd3 Qd6 24. Rd1 f5 25. Ne1 Bh6 26. a4 Bf4 27. h3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "48"]
[White "Pereira, Igor Marcelo Souza"]
[Black "Ferreira, Priscilla Montanha"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1351"]
[BlackElo "0"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O Bc5 6. Nbd2 d5 7. exd5 Nxd5 8. Bb5
Qd6 9. Nxe5 O-O 10. Nxc6 bxc6 11. Ne4 Bxf2+ 12. Rxf2 Qg6 13. Bc4 Re8 14. Bxd5 cxd5
15. Nc3 Bb7 16. Bf4 c6 17. Qf3 Re6 18. Qg3 Rae8 19. Qxg6 Rxg6 20. Raf1 Rge6 21. Bg3
f6 22. Rf4 R8e7 23. Ra4 a6 24. Rd1 g5 25. Kf1 f5 26. Re1 c5 27. Rxe6 Rxe6 28. d4
Bc6 29. Ra5 cxd4 30. Nxd5 f4 31. Bf2 Re5 32. Nf6+ Kf7 33. Rxe5 Kxf6 34. Bxd4 Bb5+
35. Rxb5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "49"]
[White "De Bastiani, Tales Otavio"]
[Black "De Souza, Ricardo Alves"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1322"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nf6 5. Bf4 Bf5 6. e3 e6 7. Nf3 Nbd7 8. Bd3
Bxd3 9. Qxd3 Be7 10. O-O O-O 11. Ne5 a6 12. h3 Rc8 13. Rac1 b5 14. a3 Nb6 15. Rfe1
Nc4 16. Nxc4 bxc4 17. Qd2 Bd6 18. Bxd6 Qxd6 19. f3 Rb8 20. Rcd1 Rb3 21. e4 Qg3 22.
Rb1 Rfb8 23. Re3 Qg6 24. Kf2 h5 25. Re2 h4 26. Rbe1 Qg3+ 27. Kf1 dxe4 28. Qe3 Rxb2
29. fxe4 Rxe2 30. Qxg3 hxg3 31. Rxe2 Rb3 32. Rc2 Rxa3 33. Ne2 Nxe4 34. Ke1 c3 35.
Rc1 g5 36. Rc2 a5 37. Rc1 a4 38. Rc2 Ra1+ 39. Rc1 Rxc1+ 40. Nxc1 a3 41. Nb3 Kf8 42.
Kd1 Ke7 43. Kc2 f5 44. Nc1 Kd6 45. Na2 Kd5 46. Nxc3+ Nxc3 47. Kxc3 a2 48. Kb2 Kxd4
49. Kxa2 Ke3 50. Kb2 Kf2  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "50"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Correa, Vitor Dias"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1318"]
[BlackElo "0"]
[PlyCount "53"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nb3 e6 8. Be3
Qd8 9. O-O Be7 10. Bf4 a6 11. Re1 O-O 12. Qd2 b5 13. Bd3 d5 14. exd5 Nxd5 15. Nxd5
Qxd5 16. Rad1 Bb7 17. Be4 Qxd2 18. Rxd2 Rad8 19. Red1 Rxd2 20. Rxd2 Rd8 21. Rxd8+
Bxd8 22. Nc5 Ba8 23. Nxa6 f5 24. Bf3 g5 25. Bd6 g4 26. Bxc6 Bxc6 27. Nc5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "51"]
[White "Leal, Alexandre Garcia"]
[Black "Damasio, Fabio Ferreira"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1899"]
[BlackElo "1296"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nc3 O-O 6. Qb3 c6 7. Bg5 Nbd7 8. Nf3 b6
9. O-O Ba6 10. Nd2 h6 11. Bxf6 Bxf6 12. e3 e5 13. Qa4 Qc8 14. Bh3 Rd8 15. dxe5 Bxe5
16. Rfd1 Bxc3 17. bxc3 b5 18. cxb5 Bxb5 19. Qb4 Qc7 20. Qe7 Rac8 21. c4 Ba4 22. Nb3
Nf6 23. Qa3 Bxb3 24. axb3 Ra8 25. Bg2 Qd6 26. Qxd6 Rxd6 27. e4 Rdd8 28. exd5 cxd5
29. Bxd5 Nxd5 30. Rxd5 Rxd5 31. cxd5 Kf8 32. d6 Rd8 33. Rxa7 Rxd6 34. Ra2 Rd1+ 35.
Kg2 Rb1 36. Ra8+ Ke7 37. Ra7+ Kf6 38. Rb7 Rb2 39. Kf3 g5 40. Rb6+ Kg7 41. b4 f6 42.
Rb7+ Kg6 43. h3 h5 44. Rb8 h4 45. g4 Rb3+ 46. Kg2 Kf7 47. b5 Kg7 48. b6 Rb2 49. b7
Kf7 50. Rh8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "52"]
[White "Haraguchi, Melissa Mayumi Alves"]
[Black "Ferian, Christian"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1751"]
[BlackElo "0"]
[PlyCount "43"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Be6 5. Bxe6 fxe6 6. d4 exd4 7. Nxd4 Qd7 8. Nc3
e5 9. Nxc6 Qxc6 10. fxe5 O-O-O 11. Bd2 dxe5 12. Qg4+ Kb8 13. O-O-O Nf6 14. Qf3 Bb4
15. Nd5 Bxd2+ 16. Rxd2 Rhf8 17. Rhd1 Qe6 18. Qe2 c6 19. Nc3 Kc7 20. Rxd8 Rxd8 21.
Rxd8 Kxd8 22. h3  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "53"]
[White "Akamine, Giullia Hikari Nishimori"]
[Black "Nicacio, Daniel Ramos"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1479"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d3 Bc5 5. h3 O-O 6. O-O h6 7. Nbd2 d6 8. c3 Ne7
9. Nh4 Ng6 10. Nxg6 fxg6 11. Nb3 Bb6 12. d4 Nxe4 13. dxe5 Nxf2 14. Qd5+ Kh7 15. Nd4
Qh4 16. Be3 Nxh3+ 17. gxh3 Qg3+ 18. Qg2 Qxe3+ 19. Kh1 Bxh3 20. Qg1 Bxd4 21. Qxe3
Bxe3 22. Rfd1 dxe5 23. Rd3 Bg2+ 24. Kh2 Rf2 25. Rxe3 Bf3+ 26. Kg3 Rxe2 27. Rxf3 Rxb2
28. Rd1 Rxa2 29. Rd7 Rc2 30. Rxc7 a5 31. Rxb7 a4 32. Rc7 a3 33. Rff7 Rg8 34. Rf1
a2 35. Kg4 Rf8 36. Rg1 Rf4+ 37. Kg3 Rf5 38. Re1 Re2 39. Ra1 Rg5+ 40. Kf3 Rgg2 41.
c4 Rgf2+ 42. Kg3 h5 43. c5 g5 44. Ra7 e4 45. c6 Rf3#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "54"]
[White "Akamine, Isabelle Namie Nishimori"]
[Black "Ruvieri, Daniel Minami"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1437"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 O-O 5. a3 Bxc3 6. Bxc3 d6 7. Nf3 b6 8. e3 Bb7
9. Be2 Nbd7 10. O-O c5 11. b4 Qe7 12. dxc5 dxc5 13. Qa4 Ne4 14. Bb2 Ng5 15. Qd1 Nxf3+
16. Bxf3 Bxf3 17. Qxf3 cxb4 18. axb4 Rfc8 19. b5 Qb4 20. Rad1 Nf8 21. Rb1 Qxc4 22.
Qg3 Ng6 23. f4 Qxb5 24. Bxg7 Qd7 25. Bh6 Qe7 26. f5 exf5 27. Rxf5 Qh4 28. Qxh4 Nxh4
29. Rg5+ Ng6 30. h4 f6 31. Rg3 Rc5 32. Rf1 Rh5 33. Bf4 Rxh4 34. Bd6 a5 35. Rxf6 a4
36. Ba3 b5 37. Rb6 Rh5 38. e4 Re8 39. Re3 Rhe5 40. Bb2 Rc5 41. Ba3 Rh5 42. Rb7 Rd8
43. Rf3 Rd1+ 44. Kf2 Rd2+ 45. Kg1 Rg5 46. Rb8+ Kg7 47. Rb7+ Kg8 48. Rb8+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "55"]
[White "Rojo, Antonio Maia Rosa"]
[Black "Da Silva, Joao Pedro Marinelli Soares"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "0"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nc6 2. b3 e5 3. Bb2 d6 4. e3 f6 5. Be2 Nge7 6. d4 Ng6 7. dxe5 dxe5 8. O-O
Be7 9. c4 O-O 10. Nc3 Qxd1 11. Rfxd1 a6 12. Ne4 Bf5 13. Bd3 Rad8 14. Bc2 Nb4 15.
Rxd8 Rxd8 16. Nxf6+ Bxf6 17. Bxf5 Nxa2 18. Bxg6 hxg6 19. h3 e4 20. Bxf6 gxf6 21.
Rxa2 exf3 22. gxf3 Rd3 23. b4 Rb3 24. Ra4 Rc3 25. b5 axb5 26. cxb5 Rb3 27. Rg4 Kf7
28. Rd4 Ke6 29. f4 Rxb5 30. e4 c5 31. Rd5 Rb1+ 32. Kg2 c4 33. f5+ gxf5 34. Rxf5 b5
35. Kf3 c3 36. Ke3 c2 37. Kd2 c1=Q+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.03"]
[Round "8"]
[Board "56"]
[White "Gomes, Catarina Crote"]
[Black "Santana, Expedito"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1408"]
[PlyCount "43"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nc3 Nd5 7. Nxd5 cxd5 8.
Bb5 Qa5+ 9. Bd2 Qxb5 10. b3 Nf6 11. a4 Qc6 12. O-O Bf5 13. Qe2 e6 14. Ne5 Qxc2 15.
Rac1 Qxb3 16. Bg5 Be7 17. Rc7 Qb4 18. Rfc1 O-O 19. Qe3 Bd8 20. Bxf6 Bxc7 21. Qg5
Bxe5 22. Qxg7#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "1"]
[White "Perez Gormaz, Matias"]
[Black "Flores Quillas, Diego Saul Rodri"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2388"]
[BlackElo "2429"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. c4 Nc6 6. Bg2 d6 7. d4 cxd4 8. Nxd4 Bd7
9. O-O O-O 10. Nc3 Rc8 11. Qd2 Qa5 12. Rfd1 Rfd8 13. Rac1 Nxd4 14. Qxd4 Bc6 15. Qd2
h5 16. e4 h4 17. Nd5 Qxd2 18. Rxd2 Bxd5 19. exd5 hxg3 20. hxg3 Nh5 21. Re1 Bxb2 22.
Rxb2 Kf8 23. Rbe2 Rc7 24. Re3 Rb8 25. a4 a6 26. Bf1 a5 27. Bd3 Nf6 28. Kg2 Re8 29.
f4 Nd7 30. Kf3 Nc5 31. Bc2 Kg7 32. g4 e6 33. dxe6 fxe6 34. Rd1 Rd7 35. Kg3 e5 36.
f5 gxf5 37. Bxf5 Rdd8 38. Kh4 Rh8+ 39. Kg5 Rhe8  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "2"]
[White "Fier, Alexandr"]
[Black "Di Berardino, Diego Rafael"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2549"]
[BlackElo "2480"]
[PlyCount "131"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. Qc2 b5 8. a4 Bxd2+
9. Nfxd2 Ra7 10. axb5 Qxd4 11. Qxc4 Qb6 12. Nc3 O-O 13. O-O Bb7 14. Bxb7 Rxb7 15.
Qd3 c6 16. Nc4 Qc5 17. Nxa5 Rd7 18. Qc4 Qxc4 19. Nxc4 cxb5 20. Nxb5 Nc6 21. Rfd1
Rb7 22. Nbd6 Rb4 23. Ra6 Ne7 24. Rda1 Nc8 25. Nxc8 Rxc8 26. Rc6 Rf8 27. Ra7 g5 28.
Kg2 h6 29. Rac7 Nd5 30. Ra7 Nf6 31. h3 Nd5 32. e3 Nf6 33. f4 Nd5 34. Kf3 Rfb8 35.
Rc5 gxf4 36. gxf4 Rb3 37. Ra3 R3b4 38. Ra7 Rb3 39. f5 R3b4 40. Rd7 h5 41. Rd6 Re8
42. fxe6 fxe6 43. Ke4 Rb3 44. Rcc6 Kf7 45. Ne5+ Kg8 46. Rxe6 Rxe6 47. Rxe6 Nxe3 48.
Rg6+ Kh7 49. Rg3 Nc4 50. Rxb3 Nd2+ 51. Kf5 Nxb3 52. Kg5 Kg7 53. Nd3 Kf7 54. Kxh5
Kf6 55. Kg4 Kg6 56. h4 Kh6 57. Ne5 Kg7 58. Kg5 Nd4 59. b4 Ne6+ 60. Kf5 Nc7 61. Ng4
Nb5 62. h5 Na3 63. Kg5 Nb5 64. Ne3 Kf7 65. Nf5 Kg8 66. Kg6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "3"]
[White "Shumyatsky, Victor"]
[Black "Cunha, Lucas Aguiar"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2457"]
[BlackElo "2230"]
[PlyCount "23"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7 8.
Bf1 O-O 9. d4 Bf6 10. Re1 Nf5 11. c3 d5 12. Bf4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "4"]
[White "Oliveira, Silvio Eduardo"]
[Black "Perdomo, Leandro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2297"]
[BlackElo "2382"]
[PlyCount "126"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. c3 Bd7 7. d4 g6 8. Bc2 Bg7
9. h3 O-O 10. Be3 Nh5 11. Nbd2 Qe8 12. Re1 Kh8 13. a4 f5 14. dxe5 f4 15. Bd4 dxe5
16. Bc5 Rf6 17. b4 b6 18. b5 axb5 19. axb5 Na7 20. Bb4 Bxb5 21. c4 Bd7 22. Bc3 Rd6
23. c5 bxc5 24. Ra5 Nc6 25. Rxc5 Qe7 26. Rd5 Be6 27. Nc4 Rdd8 28. Nfxe5 Nxe5 29.
Nxe5 Re8 30. Ba4 Rf8 31. Nc6 Qa3 32. Bxg7+ Nxg7 33. Rd4 Qc3 34. Qc1 Qxc1 35. Rxc1
f3 36. g4 Ba2 37. Bd1 Ne6 38. Rd3 Ng5 39. h4 Nh3+ 40. Kf1 Be6 41. Rxf3 Bxg4 42. Rxf8+
Rxf8 43. Bxg4 Nxf2 44. Ke2 Nxg4 45. e5 Re8 46. Kf3 Nxe5+ 47. Nxe5 Rxe5 48. Rxc7 Rf5+
49. Kg3 Kg8 50. Ra7 Rf7 51. Ra6 Kg7 52. Rb6 Rd7 53. Rb3 Re7 54. Ra3 h5 55. Rb3 Re4
56. Rf3 Rg4+ 57. Kh3 Rc4 58. Ra3 Kf6 59. Rf3+ Kg7 60. Kg3 Kh6 61. Kh3 Rc5 62. Kg3
Kg7 63. Rb3 Rf5  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "5"]
[White "Ticona Rocabado, Licael Roderick"]
[Black "Gemy, Jose Daniel"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2350"]
[BlackElo "2329"]
[PlyCount "137"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. e3 b6 6. a3 Be7 7. Bd3 d6 8. O-O Nbd7
9. b3 e5 10. Bb2 Bb7 11. Qc2 exd4 12. exd4 Re8 13. d5 c6 14. dxc6 Bxc6 15. Nd4 Bb7
16. Rfe1 Bf8 17. Rxe8 Qxe8 18. N2f3 Ne5 19. Nxe5 dxe5 20. Re1 e4 21. Bf1 Qb8 22.
g3 a6 23. Bg2 Qe5 24. Ne2 Qf5 25. Bxf6 Qxf6 26. Bxe4 Bxe4 27. Qxe4 Rd8 28. Nf4 Qb2
29. Nd5 Qxb3 30. Re3 Qd1+ 31. Kg2 Qc1 32. Qh4 Rb8 33. Qf4 Rd8 34. Qg5 Rb8 35. Nf6+
Kh8 36. Qf4 Rd8 37. Nxh7 Bc5 38. Re8+ Rxe8 39. Qxc1 Kxh7 40. Qd1 a5 41. a4 Re6 42.
Qd5 Kg8 43. h4 Rd6 44. Qa8+ Kh7 45. Qe4+ g6 46. f4 Rd2+ 47. Kh3 f5 48. Qe1 Rd6 49.
Qe7+ Kg8 50. h5 gxh5 51. Qg5+ Kh7 52. Qxf5+ Rg6 53. Qf7+ Kh6 54. f5 Rg4 55. f6 Bd6
56. Qe6 Rxg3+ 57. Kh2 Rd3+ 58. Kg2 Rd2+ 59. Kf3 Bc5 60. f7+ Kg7 61. f8=Q+ Bxf8 62.
Qxb6 Bb4 63. c5 h4 64. Kg4 Rd4+ 65. Kh3 Rc4 66. Qc7+ Kf8 67. Qd8+ Kg7 68. Qe7+ Kh8
69. Qf8+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "6"]
[White "Santiago, Yago De Moura"]
[Black "Ribeiro, Matheus Mendes Domingues"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2467"]
[BlackElo "2130"]
[PlyCount "162"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 c5 6. Qa4+ Bd7 7. Qxc4 b5 8. Qd3 Na6
9. O-O Rc8 10. e4 cxd4 11. Nxd4 Qb6 12. e5 Nb4 13. Qd1 Nfd5 14. a3 Rxc1 15. Qxc1
Nd3 16. Qd2 Qxd4 17. Rd1 Bc5 18. Qxd3 Qxf2+ 19. Kh1 Bc6 20. Nc3 Qxg2+ 21. Kxg2 Nf4+
22. Kf1 Nxd3 23. Rxd3 f6 24. Rc1 fxe5 25. Nd1 Be4 26. Rdc3 O-O+ 27. Ke1 Bd4 28. Rc8
a5 29. Rxf8+ Kxf8 30. Rc8+ Kf7 31. Nc3 Bd3 32. Rb8 Bxc3+ 33. bxc3 a4 34. Kd2 e4 35.
Ke3 Kf6 36. Rf8+ Ke7 37. Rh8 h6 38. g4 Kf7 39. h4 Kf6 40. Rf8+ Ke7 41. Rf2 g5 42.
hxg5 hxg5 43. Kd4 Kd6 44. Rf6 Be2 45. Rg6 Bxg4 46. Rxg5 Be2 47. Kxe4 Bc4 48. Rh5
Be2 49. Rh2 Bc4 50. Rh8 Be2 51. Rd8+ Kc5 52. Rc8+ Kd6 53. Kd4 Bc4 54. Re8 Kd7 55.
Ra8 Kc6 56. Ra6+ Kd7 57. Kc5 e5 58. Rb6 e4 59. Kd4 Bd3 60. Ra6 Kc7 61. c4 Bxc4 62.
Kxe4 Kb7 63. Rh6 Kc7 64. Kd4 Kb7 65. Kc5 Be2 66. Rh7+ Ka6 67. Re7 Bf1 68. Re1 Bd3
69. Kc6 Bc4 70. Re5 Bf1 71. Kc7 Bc4 72. Rg5 Bf1 73. Rg6+ Ka5 74. Rf6 b4 75. Rxf1
bxa3 76. Kc6 Kb4 77. Rf4+ Kb3 78. Kb5 a2 79. Rb4+ Kc2 80. Rxa4 Kb2 81. Rxa2+ Kxa2
 1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "7"]
[White "Awoki, Daniel Teidi"]
[Black "Filgueiras, Nathan Felipe"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2152"]
[BlackElo "2321"]
[PlyCount "110"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O d6 6. c3 g5 7. Re1 g4 8. Nfd2 h5 9.
Nf1 h4 10. Bg5 Be7 11. d4 Rh5 12. Bxf6 Bxf6 13. d5 Ne7 14. Be2 Rg5 15. g3 Ng8 16.
c4 Kf8 17. Nc3 Kg7 18. Qc2 Nh6 19. b4 Be7 20. Ne3 f5 21. exf5 Nxf5 22. Nxf5+ Bxf5
23. Bd3 Qd7 24. Ne4 Rh5 25. Re2 a5 26. b5 b6 27. Rf1 Rf8 28. Qd1 Qe8 29. Re3 Qg6
30. Nc3 Bg5 31. Bxf5 Qxf5 32. Re4 hxg3 33. fxg3 Qxf1+ 34. Qxf1 Rxf1+ 35. Kxf1 Rxh2
36. c5 dxc5 37. Rxe5 Bf6 38. Re2 Rh5 39. Ne4 Rxd5 40. Nf2 c4 41. Re4 Rxb5 42. Rxg4+
Kf7 43. Rxc4 c5 44. a4 Rb4 45. Rf4 Ke6 46. Nd3 Rb1+ 47. Ke2 Bd4 48. Rf8 Kd5 49. Rb8
Kc4 50. Kd2 Rg1 51. Nc1 Rxg3 52. Ne2 Rb3 53. Nxd4 Kxd4 54. Kc2 Rb4 55. Rb7 Ke5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "8"]
[White "Silva, Kaua Marques"]
[Black "Dos Santos Dutra, Fernando Junior Freire"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2142"]
[BlackElo "2262"]
[PlyCount "98"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O
Bd7 9. Kb1 b5 10. Nxc6 Bxc6 11. f3 Be7 12. h4 h6 13. Be3 Rc8 14. Ne2 Bb7 15. Nd4
Nd7 16. g4 Ne5 17. Qg2 g6 18. f4 Nc4 19. Bxc4 Rxc4 20. b3 Rc8 21. h5 g5 22. Rhf1
gxf4 23. Bxf4 e5 24. Bxh6 exd4 25. g5 Qd7 26. Bg7 Rxh5 27. g6 f6 28. Bxf6 Qe6 29.
g7 Kd7 30. Bxe7 Bxe4 31. g8=R Rxg8 32. Qe2 Rc5 33. Rde1 Rg4 34. Bf8 Rxc2 35. Rf7+
Kc6 36. Rc1 d3 37. Qf1 Qe5 38. Rxc2+ dxc2+ 39. Kc1 Qa1+ 40. Kd2 c1=B+ 41. Qxc1+ Qxc1+
42. Kxc1 b4 43. Rf6 a5 44. Rxd6+ Kb5 45. Re6 Rg1+ 46. Kd2 Rg2+ 47. Ke1 Bb1 48. a4+
bxa3 49. Bxa3 Ra2  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "9"]
[White "De Albuquerque, Ian Telek C."]
[Black "Melian, Juan Sebastian"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2089"]
[BlackElo "2238"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. g4 b5 8. Nxc6 Qxc6
9. Qd2 Bb7 10. f3 Bc5 11. O-O-O d6 12. Bd3 Nf6 13. g5 Nd7 14. f4 Rc8 15. Bxc5 Qxc5
16. Rhe1 O-O 17. h4 Nb6 18. Qe3 Qc7 19. h5 b4 20. Ne2 e5 21. Ng3 Rfe8 22. Kb1 d5
23. fxe5 Rxe5 24. Qf4 Rce8 25. Rf1 dxe4 26. Nxe4 Bxe4 27. Bxe4 Qc4 28. Qxe5  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "10"]
[White "Cordero, Daniela"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2028"]
[BlackElo "2410"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Nc6 8. e3 O-O
9. Nc3 Re8 10. h3 a5 11. b3 a4 12. Rb1 axb3 13. Rxb3 Be6 14. Ra3 Bc4 15. Re1 Nb4
16. Nd2 Ba6 17. Qb3 Nd3 18. Rd1 e5 19. d5 Bf8 20. Ra5 Bb4 21. Rxa6 Rxa6 22. Bf1 Nxc1
23. Qxb4 Nxa2 24. Nxa2 Rxa2 25. e4 Qd6 26. Qb5 Rea8 27. Nc4 Nxc4 28. Bxc4 Ra1 29.
Rxa1 Rxa1+ 30. Kg2 Rc1 31. Be2 Rc2 32. Bd3 Rd2 33. Bc4 Kg7 34. Qa5 Rd4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "11"]
[White "Terao, Juliana Sayumi"]
[Black "Ikejiri, Daniel Yoshito"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2198"]
[BlackElo "1916"]
[PlyCount "85"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 d5 7. exd6 Qxd6 8. Na3
a6 9. O-O Be6 10. Re1 c4 11. Bc2 g6 12. b3 Bg7 13. Qe2 cxb3 14. axb3 O-O 15. d4 Rac8
16. Bb2 Qd7 17. Ng5 Bf5 18. Ne4 Bxe4 19. Bxe4 e6 20. Nc2 Rfd8 21. Red1 Nd5 22. Ne3
Nce7 23. c4 Nxe3 24. fxe3 Nf5 25. Qf3 Rc7 26. Bc3 Rb8 27. Be1 Re8 28. Ba5 Bh6 29.
Bxc7 Qxc7 30. Re1 Qb6 31. Rab1 Nxe3 32. Kh1 Qxd4 33. Bxb7 Rd8 34. Bxa6 Qc3 35. h3
Qa5 36. Bb7 Qa2 37. c5 Rd2 38. Qg3 Rf2 39. Ra1 Qb2 40. Ra4 Kg7 41. Qb8 Kf6 42. Qh8+
Bg7 43. Qd8+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "12"]
[White "Santanna, Paulo"]
[Black "Batista, Renato Luiz"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2021"]
[BlackElo "2174"]
[PlyCount "50"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. Qd2 c6 5. Nf3 Bf5 6. Ne5 Bg7 7. f3 h5 8. O-O-O Nbd7
9. Kb1 Nxe5 10. dxe5 Nd7 11. e4 dxe4 12. e6 Bxe6 13. Nxe4 Qb6 14. c3 O-O-O 15. Be3
Qa5 16. c4 Qa4 17. b3 Qa3 18. Qc2 Bf5 19. Be2 Qa5 20. Bd4 Bxd4 21. Rxd4 Qe5 22. Qc3
Bxe4+ 23. fxe4 c5 24. Rd3 Qxc3 25. Rxc3 Ne5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "13"]
[White "Fernandes De Sousa, Julio Cesar"]
[Black "Rigonati, Eduardo Enrico Santana"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2162"]
[BlackElo "1827"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nc3 Be7 7. Be3 O-O 8. Bd3
Bf6 9. h3 Be6 10. b3 d5 11. c5 Nc8 12. Nge2 Nc6 13. a3 N8e7 14. Qc2 h6 15. Rd1 Qd7
16. g4 Rae8 17. Kd2 Bh4 18. Ng1 f5 19. Nf3 Bxf2 20. Bxf2 fxg4 21. Rdg1 Rxf3 22. Kc1
Bf5 23. Bxf5 Qxf5 24. Qxf5 Nxf5 25. Be1 Nfxd4 26. Rxg4 Nxb3+ 27. Kb2 Nxc5 28. Bh4
Ne5 29. Rg2 Nc4+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "14"]
[White "Passos, Marco Aurelio Novaes"]
[Black "Saito, Vinicius"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1671"]
[BlackElo "2147"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bg4 6. c3 Bd6 7. Qe2+ Nge7 8. Bg5
f6 9. Bh4 Qd7 10. Nbd2 O-O-O 11. O-O-O Rde8 12. Qf1 Ng6 13. Bg3 Nf4 14. Bxf4 Bxf4
15. h3 Be6 16. Kb1 Ne7 17. Nb3 b6 18. Bb5 c6 19. Ba6+ Kb8 20. a4 Nf5 21. g3 Bd6 22.
Rc1 Ne7 23. Nfd2 g5 24. c4 dxc4 25. Nxc4 Bd5 26. Rg1 Bb4 27. Qd1 Qxh3 28. Ne3 Qd7
29. Nxd5 Qxd5 30. Rc4 Bd6 31. Qg4 Rd8 32. Rgc1 h5 33. Qd1 h4 34. gxh4 gxh4 35. Qh1
h3 36. R4c3 Qxh1 37. Rxh1 h2 38. Nd2 Rdg8 39. Rcc1 Bf4 40. Kc2 Nd5 41. Bc4 Rh3 42.
Bxd5 cxd5 43. Rcf1 Rc8+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "15"]
[White "Cueto, Jonny"]
[Black "Cruz, Natan Gomes"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2108"]
[BlackElo "1888"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qd5 7. Qh4 Qe6+ 8.
Be2 Qg6 9. Qg3 Qxg3 10. hxg3 Bf5 11. d3 Nd7 12. Be3 e5 13. O-O-O Be7 14. d4 e4 15.
Nd2 O-O-O 16. g4 Bg6 17. g5 f5 18. g4 Rhf8 19. gxf5 Bxf5 20. Rdg1 Rde8 21. Bg4 Bg6
22. Bh5 Nb6 23. Bxg6 hxg6 24. Rh4 Nd5 25. Rxe4 Bd6 26. Rgg4 Rxe4 27. Nxe4 Bf4 28.
Kd2 Re8 29. Rxf4 Nxf4 30. Nd6+ Kd7 31. Nxe8 Ne6 32. Nf6+ gxf6 33. gxf6 b6 34. Kd3
Nc7 35. c4 Ke6 36. Bf4 Na6 37. a3 Kxf6 38. Ke4 Ke6 39. b4 b5 40. c5 Ke7 41. d5 Kd7
42. f3 g5 43. Be5 cxd5+ 44. Kxd5 Nc7+ 45. Bxc7 Kxc7 46. Ke6 a5 47. Kf5 axb4 48. axb4
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "16"]
[White "Guedes, Washington Luis"]
[Black "Vargas, Gabriela"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "2084"]
[PlyCount "126"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Bf5 3. d3 h6 4. Bg2 Nf6 5. O-O e6 6. Re1 Be7 7. Bf4 Nbd7 8. Nc3 O-O
9. e4 Bh7 10. exd5 Nxd5 11. Nxd5 exd5 12. Bxc7 Qxc7 13. Rxe7 Rfe8 14. Qe2 Kf8 15.
Re1 Qd8 16. Rxe8+ Qxe8 17. Qd2 Qd8 18. Qb4+ Kg8 19. Qxb7 Nc5 20. Qb5 Ne6 21. Qa4
Qb6 22. Ne5 Qd6 23. c4 Nc7 24. d4 Bf5 25. c5 Qf6 26. Qc6 Qxc6 27. Nxc6 Be6 28. b4
Kf8 29. f4 g6 30. Bf1 Ne8 31. Kf2 Nf6 32. Ke2 Bd7 33. Ne5 Bb5+ 34. Kd2 Bxf1 35. Rxf1
Ne4+ 36. Kc1 Ke7 37. Kb2 h5 38. a4 Ke6 39. b5 Rg8 40. Nc6 Ra8 41. b6 axb6 42. cxb6
Nd6 43. Kb3 f6 44. Ra1 Kd7 45. Na7 Re8 46. Rc1 Re3+ 47. Kb4 Nc4 48. a5 Re2 49. Ra1
Rxh2 50. Kc5 Ne3 51. Rb1 Rc2+ 52. Kb5 Nc4 53. Nc6 Na3+ 54. Ka6 Nxb1 55. Nb8+ Kd6
56. Kb7 Na3 57. a6 Nb5 58. a7 Nxa7 59. bxa7 Rb2+ 60. Kc8 Ra2 61. Kb7 Rb2+ 62. Kc8
Ra2 63. Kb7 Rb2+  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "17"]
[White "Vargas, Goncalo Cintra"]
[Black "De Menezes, Ricardo Fagner Dias"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2041"]
[BlackElo "1675"]
[PlyCount "94"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 Nf6 3. Bb2 c6 4. c4 e6 5. e3 Bd6 6. Be2 Nbd7 7. O-O O-O 8. Nc3 b6
9. cxd5 cxd5 10. Nb5 Qe7 11. Qc1 Ba6 12. Nfd4 Bxb5 13. Nxb5 Rfc8 14. Qd1 Qf8 15.
Nxd6 Qxd6 16. Ba6 Rc7 17. Rc1 Ne8 18. f4 Rxc1 19. Qxc1 Nc5 20. Bb5 Qd8 21. Qc3 f6
22. b4 Ne4 23. Qc6 N8d6 24. d3 a6 25. dxe4 axb5 26. e5 Ne4 27. Qxe6+ Kf8 28. exf6
gxf6 29. a3 Qe8 30. Qf5 Qf7 31. Rc1 Nd6 32. Qxf6 Qxf6 33. Bxf6 Rxa3 34. Bd4 Nc4 35.
Ra1 Rb3 36. Ra8+ Kf7 37. Ra7+ Ke6 38. Rxh7 Kf5 39. Rf7+ Kg4 40. h3+ Kg3 41. Rg7+
Kh4 42. Bf6+ Kh5 43. g4+ Kh6 44. g5+ Kh5 45. Rh7+ Kg6 46. Rh6+ Kf5 47. Bd4 Ke4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "18"]
[White "Martins De Aguiar, Marina"]
[Black "Santos, Marcus Vinicius Moreira"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1862"]
[BlackElo "2331"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. c4 Nf6 5. Nc3 O-O 6. Be2 Na6 7. O-O e5 8. a3 exd4
9. Nxd4 Nc5 10. Qc2 Nfxe4 11. Nxe4 Bxd4 12. Rd1 Ne6 13. Bh6 Re8 14. Rd3 f5 15. Nc3
Be5 16. Rad1 c6 17. g3 Nc5 18. Re3 Qf6 19. h4 Bd7 20. Kg2 a5 21. f4 Bd4 22. Rxe8+
Rxe8 23. Bf3 Bxc3 24. bxc3 Ne4 25. Bxe4 fxe4 26. Qb3 Qe6 27. Rh1 e3 28. Qd1 c5 29.
f5 Qe4+ 30. Kh2 e2 31. Qe1 Qxf5 32. Bf4 Bc6 33. Rg1 Qe6 34. Bd2 Rf8 35. Bf4 Qxc4
36. Qd2 Re8 37. Re1 Qe4 38. Kh3 h5  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "19"]
[White "Tsuboi, Edson Kenji"]
[Black "Jorge, Denrick Cabral Jose"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2200"]
[BlackElo "1874"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bc4 Be6
9. Bb3 O-O 10. O-O Nc6 11. Bg5 Na5 12. Bxf6 Bxf6 13. Ba2 Nc4 14. Nd5 b5 15. axb5
axb5 16. Bxc4 Rxa1 17. Qxa1 bxc4 18. Rd1 Bg4 19. Qa3 Bg5 20. Qc3 f5 21. Qxc4 Bxf3
22. gxf3 Kh8 23. exf5 Rxf5 24. Qe4 Qf8 25. Ra1 g6 26. Ne3 Kg7 27. Nxf5+ gxf5 28.
Ra7+ Kh6 29. Qd5 Bf4 30. Qe6+ Kg5 31. Rf7 Qd8 32. Qxf5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "20"]
[White "De Paula, Luan Araujo"]
[Black "Da Silva, Lucas Pereira Mendes"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1863"]
[BlackElo "1974"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 Ngf6 5. Nc3 e5 6. O-O Be7 7. Re1 O-O 8. d3 Nb8
9. h3 Nc6 10. Bg5 Rb8 11. Qd2 Nd4 12. Nxd4 cxd4 13. Ne2 a6 14. Bc4 h6 15. Bxh6 gxh6
16. Qxh6 Nh7 17. Ng3 Bg5 18. Qg6+ Kh8 19. Bxf7 Qe7 20. Bd5 Bd7 21. Nf5 Bxf5 22. exf5
Rf6 23. Qh5 Rbf8 24. Be6 Rh6 25. Qe2 Bf4 26. g3 Ng5 27. Kg2 Nxe6 28. fxe6 Qxe6 29.
Rh1 Bg5 30. c3 Rhf6 31. Rhf1 Qd5+ 32. f3 Be3 33. c4 Qe6 34. b4 Rg8 35. b5 Rxg3+ 36.
Kxg3 Rg6+ 37. Kh2 Bf4+ 38. Kh1 Qxh3+ 39. Qh2 Qxh2#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "21"]
[White "Simeao, Miguel Roberto Ranieri"]
[Black "Hirota Da Silva, Nilton"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1962"]
[BlackElo "1827"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 c6 2. e4 d6 3. Nc3 e5 4. g3 Nf6 5. Bg2 Be7 6. Nge2 Be6 7. d3 Qd7 8. h3 Na6
9. Be3 d5 10. cxd5 cxd5 11. d4 exd4 12. Nxd4 dxe4 13. Nxe6 Qxe6 14. Qa4+ Kf8 15.
O-O Nb4 16. a3 Nbd5 17. Nxd5 Nxd5 18. Qxe4 Qxe4 19. Bxe4 Nxe3 20. fxe3 Bf6 21. Rac1
Re8 22. Bd5 h5 23. Rc7 Re7 24. Rc8+ Re8 25. Rc7 Re7 26. Rc8+ Re8 27. Rxe8+ Kxe8 28.
b3 b6 29. Rc1 Ke7 30. e4 Be5 31. Kg2 Rh6 32. Rf1  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "22"]
[White "Pironti, Francisco Ferrari"]
[Black "Moreira, Paulo Vinicius Macedo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1953"]
[BlackElo "1711"]
[PlyCount "123"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nh6 6. Bd3 Nf5 7. O-O cxd4 8. Bxf5 exf5
9. Nxd4 Nxd4 10. Qxd4 Be7 11. Nd2 O-O 12. Nf3 Be6 13. h4 h6 14. h5 Qc7 15. Bf4 Bc5
16. Qd2 Kh7 17. a4 Rfd8 18. a5 a6 19. Be3 Rac8 20. Bxc5 Qxc5 21. Nd4 Qe7 22. Ra4
Rc4 23. Rxc4 dxc4 24. Qf4 Qg5 25. Nxe6 fxe6 26. Qxc4 Rd5 27. Qc8 Qe7 28. b4 Rxe5
29. Rd1 Qf7 30. f3 f4 31. Qd7 Qxh5 32. Qxb7 Qh4 33. Qxa6 Re1+ 34. Rxe1 Qxe1+ 35.
Qf1 Qxc3 36. Qb1+ Kg8 37. a6 Kf7 38. b5 Qc5+ 39. Kf1 Qc4+ 40. Ke1 Qc3+ 41. Ke2 Qc4+
42. Qd3 Qa2+ 43. Kf1 Qa1+ 44. Kf2 Qb2+ 45. Kg1 Qc1+ 46. Kh2 Qc5 47. Qd7+ Kf6 48.
Qe8 Qf2 49. Qf8+ Ke5 50. Qxg7+ Kd5 51. Qd7+ Ke5 52. Qc7+ Kf5 53. Qh7+ Kg5 54. Qe4
Qc5 55. Qxe6 Qxb5 56. Qg4+ Kf6 57. Qxf4+ Kg6 58. a7 Qh5+ 59. Kg3 Qa5 60. Qe4+ Kg5
61. f4+ Kh5 62. Qe8#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "23"]
[White "Cardoso, Maria Paula Da Silva"]
[Black "Gazineu Neto, Rubens"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1780"]
[BlackElo "1912"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Nc6 5. Na3 Bg4 6. Be2 Nf6 7. Nc2 Qd7 8. d4
cxd4 9. Ncxd4 Nxd4 10. Nxd4 Bxe2 11. Qxe2 e6 12. O-O Be7 13. Bg5 O-O 14. Rfe1 Rfe8
15. Rad1 Qc8 16. Qf3 a6 17. b3 Qc7 18. a4 Rac8 19. c4 h6 20. Bf4 Qb6 21. Rd3 Bc5
22. Nc2 Rcd8 23. Rxd8 Rxd8 24. g3 Be7 25. a5 Qa7 26. Be3 Bc5 27. Bxc5 Qxc5 28. Qxb7
Rd2 29. Qb6 Nd7 30. Qxc5 Nxc5 31. Nb4 Nxb3 32. Nxa6 Ra2 33. Rb1 Nxa5 34. c5 Rc2 35.
Rb6  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "24"]
[White "Cristino, Felipe Borges"]
[Black "Da Rocha, Lucas Sampaio"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1890"]
[BlackElo "1647"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 e5 6. dxe5 dxe5 7. Qc2 c6 8. Nf3 Qe7
9. Be2 Nbd7 10. Be3 a5 11. O-O Nh5 12. Rfd1 O-O 13. Qd2 Nc5 14. Qd6 Qxd6 15. Rxd6
Ne6 16. Na4 Rd8 17. Rxd8+ Nxd8 18. Nb6 Rb8 19. Nxc8 Rxc8 20. Rd1 Nf4 21. Bf1 Nfe6
22. Rd7 Nf8 23. Rd1 Nde6 24. c5 Rd8 25. Rc1 Nd4 26. Nd2 Nfe6 27. g3 Bf8 28. Nc4 Bxc5
29. Nxe5 f6 30. Ng4 Kg7 31. Kg2 h5 32. Nh2 b6 33. h4 Nb5 34. Bxc5 Nxc5 35. Nf3 Kf7
36. e5 Ke6 37. exf6 Kxf6 38. Rc4 Nd6 39. Rd4 Ne6 40. Rd3 Nc5 41. Rd1 Ndb7 42. Re1
Nd3 43. Bxd3 Rxd3 44. Ng5 Nc5 45. Re8 Rd2 46. Rf8+ Kg7 47. Rf7+ Kg8 48. Rf6 Kg7  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "26"]
[White "Carvalho Jr, Celestino"]
[Black "Fernandez Barrero, Javier"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1939"]
[BlackElo "1743"]
[PlyCount "70"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Bb4+ 5. c3 dxc3 6. O-O d6 7. Bxf7+ Kxf7 8.
Qb3+ Kf8 9. Qxb4 cxb2 10. Bxb2 Nc6 11. Qa3 Nxe4 12. Qe3 Nf6 13. Nbd2 Qe8 14. Qf4
h6 15. Bxf6 Qf7 16. Bxg7+ Kxg7 17. Qg3+ Qg6 18. Rab1 Qxg3 19. hxg3 Rb8 20. Rfc1 Bf5
21. Rb5 Bd7 22. Nh4 Nd4 23. Rxc7 Nxb5 24. Rxd7+ Kf6 25. a4 Ke6 26. Rg7 Nc3 27. Rg6+
Kd7 28. Nc4 d5 29. Ne5+ Kc7 30. Nf5 Rh7 31. g4 b5 32. Rc6+ Kd8 33. Rxc3 b4 34. Nc6+
Kc8 35. Nxb4+ Rc7  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "27"]
[White "Deus Filho, Joaquim De"]
[Black "Bastos, Danillo Alves"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1848"]
[BlackElo "1667"]
[PlyCount "51"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. Qe2 c5 3. f4 Nc6 4. Nf3 g6 5. Nc3 d6 6. d3 Bg7 7. Qf2 b6 8. Nd1 Nge7
9. c3 a5 10. Qh4 d5 11. Be2 Ba6 12. Nf2 dxe4 13. dxe4 Bxe2 14. Kxe2 Nc8 15. Qh3 Qe7
16. e5 b5 17. Ne4 f5 18. exf6 Bxf6 19. Be3 c4 20. Bc5 Qf7 21. Rhf1 Be7 22. Nfg5 Bxg5
23. fxg5 Qg7 24. Qxe6+ N8e7 25. Nd6+ Kd8 26. Bb6#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "28"]
[White "Jenidarchiche, Douglas Rodrigo"]
[Black "Munhoz, Joao Pedro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1845"]
[BlackElo "1608"]
[PlyCount "73"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 c6 8. Nge2
Nbd7 9. O-O Re8 10. Qc2 Nf8 11. f3 h6 12. Bh4 N6h7 13. Bf2 Bd6 14. e4 dxe4 15. fxe4
Bc7 16. Rae1 Qg5 17. Ng3 Ng6 18. e5 Nhf8 19. Be3 Qh4 20. Nf5 Bxf5 21. Bxf5 Rad8 22.
Qb3 Re7 23. Qd1 Bxe5 24. h3 Bxd4 25. Kh1 Bb6 26. Qf3 Rde8 27. Ne4 Bxe3 28. g3 Rxe4
29. gxh4 Nxh4 30. Qxe4 Rxe4 31. Bxe4 Bd4 32. Bxc6 bxc6 33. Re4 Bxb2 34. Rxh4 c5 35.
Ra4 f6 36. Rb1 Bd4 37. Rb8  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "29"]
[White "Sanches De Carvalho, Fabio"]
[Black "Matiuci, Bernardo Steinle"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1838"]
[BlackElo "1546"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bg5 g6 3. Nd2 d5 4. e3 Bg7 5. Bd3 O-O 6. f4 b6 7. Ngf3 Bb7 8. O-O Nbd7
9. Qe1 c5 10. c3 Ne4 11. Qh4 Nxg5 12. Nxg5 h6 13. Ngf3 e6 14. Qg3 Nf6 15. Rad1 Ne4
16. Qh3 Qc8 17. Bb1 Bc6 18. Rfe1 Bb7 19. Ne5 b5 20. Ndf3 Rd8 21. Ng4 e5 22. Bxe4
dxe4 23. Nfxe5 h5 24. Nf2 Bxe5 25. fxe5 Qxh3 26. Nxh3 Bd5 27. a3 a5 28. dxc5 Rac8
29. Rd4 Bc4 30. b4 axb4 31. axb4 Rxd4 32. exd4 Ra8 33. Nf2 e3 34. Nd1 Ra1 35. Rxe3
Rxd1+ 36. Kf2 Rd2+ 37. Ke1 Rxg2 38. c6 Rg1+ 39. Kf2 Ra1 40. c7 Ra8 41. d5 Kf8 42.
d6 Be6 43. Rd3 Ke8 44. Ke3 Kd7 45. Kd4 Ra6 46. Kc5 Rc6+ 47. Kd4 f6 48. Rf3 fxe5+
49. Kxe5 Rxd6 50. c8=Q+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "30"]
[White "Da Cunha, Gabriela Goes"]
[Black "De Brito E Silva, William"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1837"]
[BlackElo "1549"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. Bxf6 Bxf6 7. e3 c6 8. Nf3
O-O 9. Bd3 Bg4 10. Qc2 g6 11. Nd2 Re8 12. O-O Nd7 13. h3 Be6 14. b4 a5 15. a3 b5
16. Ne2 Qc8 17. Rac1 Nb8 18. Nb3 axb4 19. axb4 Na6 20. Qd2 Qb7 21. Na5 Qe7 22. Nxc6
Qd6 23. Bxb5 Bd7 24. Bxa6 Rxa6 25. b5 Ra3 26. Qb4 Qxb4 27. Nxb4 Bxb5 28. Nxd5 Bd8
29. Rfe1 Kg7 30. Nc7 Bxc7 31. Rxc7 Ra2 32. Nc3 Ra5 33. Rc5 Ra1 34. Rxa1  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "31"]
[White "Branquinho, Eduardo De Medeiros"]
[Black "Sulz, Isaque Sathler"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1815"]
[BlackElo "1516"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. c4 Nf6 7. Nc3 d6 8. Be2 O-O
9. O-O Nd7 10. Qd2 Nc5 11. Rfd1 Bd7 12. f3 Nxd4 13. Bxd4 Bxd4+ 14. Qxd4 Ne6 15. Qd2
Qb6+ 16. Kh1 Bc6 17. h4 Qf2 18. Qe1 Qxe1+ 19. Rxe1 Nd4 20. Bd3 f5 21. exf5 Nxf5 22.
Bxf5 Rxf5 23. Rxe7 Rh5 24. Nd5 Rxh4+ 25. Kg1 Rxc4 26. Nf6+ Kf8 27. Rxh7 b6 28. Re1
Rf4 29. Re6 Rd8 30. Rc7 Bb5 31. Nh7+ Kg8 32. Rxg6+ Kh8 33. Rh6 Bd7 34. Ng5+ Kg7 35.
Rxd6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "32"]
[White "Re, Vinicius"]
[Black "Lima, Hamilton Da Silva"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1177"]
[BlackElo "1778"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 O-O 6. Bg5 Be7 7. O-O a6 8. Qd2 d6
9. h3 Na5 10. Nd5 Nxc4 11. dxc4 Nxd5 12. cxd5 f5 13. Rfe1 f4 14. Bxe7 Qxe7 15. Rac1
Rf6 16. Kf1 Rh6 17. Qd3 Bd7 18. c4 g5 19. Nd2 g4 20. hxg4 Bxg4 21. f3 Bd7 22. b4
Qg5 23. Ke2 Rh2 24. Rg1 Rxg2+ 25. Rxg2 Qxg2+ 26. Kd1 Ba4+ 27. Ke1 Kh8 28. Qf1 Qg3+
29. Qf2 Rg8 30. Nf1 Qg5 31. c5 Bb5 32. Kd2 Qg2 33. Ke1 Qh1 34. cxd6 cxd6 35. Kd2
Rg2 36. Rc8+ Kg7 37. Rc7+ Kg6 38. Ke1 Rxf2 39. Kxf2 Qxf1#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "33"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Usui, Gabriella Yumi"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2033"]
[BlackElo "1448"]
[PlyCount "129"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qc2 Bf5 8. Qc1 e6
9. Nbd2 Qd8 10. b3 b5 11. a4 a6 12. Nh4 Be4 13. f3 Bg6 14. Nxg6 hxg6 15. e4 Nh5 16.
Be3 Ng3 17. Rg1 Nxf1 18. Nxf1 Na5 19. Nd2 Rxh2 20. axb5 axb5 21. bxc4 Nxc4 22. Nxc4
bxc4 23. Rxa8 Qxa8 24. exd5 exd5 25. Qb2 Bd6 26. Kf2 Qc6 27. Qd2 Qc7 28. Ra1 Kd7
29. Ra6 Rh8 30. Qa2 Rb8 31. Qa4+ Ke7 32. Bc1 Qd7 33. Qxd7+ Kxd7 34. Rxd6+ Kxd6 35.
Bf4+ Ke6 36. Bxb8 Kf5 37. g4+ Kg5 38. Kg3 Kh6 39. Kf4 f6 40. Bd6 Kh7 41. g5 Kg8 42.
Be7 Kf7 43. Bd8 Ke6 44. Kg4 Kf7 45. f4 f5+ 46. Kf3 Ke8 47. Ba5 Kd7 48. Ke3 Kc6 49.
Kd2 Kb5 50. Bb4 Kb6 51. Kc2 Ka6 52. Kb2 Kb6 53. Ka2 Kc6 54. Ka3 Kb5 55. Be7 Ka5 56.
Bd8+ Kb5 57. Bc7 Kc6 58. Ba5 Kb5 59. Bb4 Kb6 60. Ka4 Ka6 61. Bc5 Kb7 62. Kb5 Kc7
63. Bb4 Kd7 64. Kc5 Ke6 65. Kc6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "34"]
[White "Barroso, Daniele Silva"]
[Black "Pittoli, Vinicius Eduardo Moreir"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1349"]
[BlackElo "1648"]
[PlyCount "106"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Bg5 h6 5. Bh4 g5 6. Bg3 Ne4 7. Qc2 d5 8. e3 Nc6
9. Nf3 Bd7 10. Bd3 f5 11. Bxe4 fxe4 12. Ne5 Nxe5 13. Bxe5 Rf8 14. c5 Bb5 15. a3 Bxc3+
16. Qxc3 Qe7 17. b4 Qf7 18. Ra2 Bc4 19. Rb2 b5 20. h4 g4 21. Bg3 h5 22. Qd2 c6 23.
Qc3 Qb7 24. Kd2 Qa6 25. Ra1 Kd7 26. Ke1 Qa4 27. Qc2 Qxc2 28. Rxc2 a5 29. bxa5 Rxa5
30. Kd2 Rfa8 31. Rb2 Rxa3 32. Rxa3 Rxa3 33. Rb1 Kc8 34. Rb2 Kb7 35. Bd6 Ka6 36. Bc7
Rd3+ 37. Kc2 Ra3 38. g3 Bd3+ 39. Kd2 Ra4 40. Kc3 Bf1 41. Kb3 Kb7 42. Bd6 Ra1 43.
Kb4 Bd3 44. Be5 Ra4+ 45. Kc3 Rc4+ 46. Kd2 b4 47. Bd6 Ka6 48. Ra2+ Kb5 49. Bc7 b3
50. Ra8 Rc2+ 51. Kd1 b2 52. Rb8+ Kc4 53. Ba5 Rc1+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "35"]
[White "Aragao Neto, Joao Batista"]
[Black "Pereira, Igor Marcelo Souza"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1585"]
[BlackElo "1351"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 e5 7. Bg5 Re8 8. d5 a5 9.
O-O Na6 10. a3 h6 11. Bh4 c6 12. Nd2 Nc7 13. f3 Bd7 14. b4 cxd5 15. exd5 Qb8 16.
Nde4 Nxe4 17. Nxe4 axb4 18. axb4 Rxa1 19. Qxa1 f5 20. Nxd6 e4 21. Bf6 Bxf6 22. Qxf6
Rf8 23. Qxg6+ Kh8 24. Qxh6+ Kg8 25. Qg6+ Kh8 26. Nf7+ Rxf7 27. Qxf7 Qa7+ 28. Kh1
Qe3 29. Bd1 Qd3 30. Rg1 Ba4 31. Bxa4 exf3 32. Qh5+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "36"]
[White "Alves, Josue Flor De Souza"]
[Black "Leal, Alexandre Garcia"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1551"]
[BlackElo "1899"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O dxc4
9. Bxc4 e5 10. d5 Nb6 11. Qb3 e4 12. Nd2 cxd5 13. Be2 Be6 14. Qd1 Rc8 15. Nb5 Bb8
16. b3 Be5 17. Ba3 Bxa1 18. Qxa1 a6 19. Bxf8 Qxf8 20. Nd4 Qb4 21. Rd1 Nbd7 22. Nf1
Ne5 23. h3 Nc6 24. Ng3 Nxd4 25. Rxd4 Qa3 26. Rd1 Rc2 27. Qe5 Nd7 28. Qg5 f6 29. Qh5
g6 30. Qh4 Qxa2 31. b4 Rd2 32. Rc1 Rc2 33. Rd1 Qb2 34. Rd4 Rd2 35. Bg4 Bxg4 36. Qxg4
Rxd4 37. Qe6+ Kf8 38. exd4 Qc1+ 39. Nf1 Qc6 40. Qg4 b6 41. Ne3 a5 42. Qd1 a4 43.
Qa1 b5 44. h4 Nb6 45. h5 Nc4 46. Qc1 Qd6 47. Ng4 g5 48. Nh6 Qf4 49. Qd1 a3 50. g3
Qf3  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "37"]
[White "Dos Santos, Felipe Zeuli Biller"]
[Black "Staub, Mihaiu"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1538"]
[BlackElo "0"]
[PlyCount "85"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 f5 2. Nc3 Nf6 3. g3 d6 4. Bg2 e5 5. e3 Be7 6. Nge2 Nc6 7. O-O O-O 8. d4 Qe8
9. d5 Nb8 10. Qc2 Qh5 11. Rd1 f4 12. exf4 Bh3 13. fxe5 dxe5 14. f3 Bc5+ 15. Kh1 Bxg2+
16. Kxg2 Ng4 17. h4 Ne3+ 18. Bxe3 Qxf3+ 19. Kh3 Bxe3 20. Rf1 Qh5 21. Rxf8+ Kxf8 22.
Qe4 Bc5 23. Rf1+ Kg8 24. Rf5 Qg6 25. Rxe5 Nd7 26. Rg5 Qf7 27. Rf5 Nf6 28. Qe6 Re8
29. Qxf7+ Kxf7 30. a3 a5 31. Kg2 Be3 32. Kf3 g6 33. Rxf6+ Kxf6 34. Ne4+ Rxe4 35.
Kxe4 Bf2 36. Kf4 h6 37. Ke4 Be1 38. Kf4 Bd2+ 39. Ke4 g5 40. hxg5+ hxg5 41. g4 c6
42. b3 c5 43. a4  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "39"]
[White "Simao, Davi Ribeiro"]
[Black "Dionisio, Alex Monteiro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1320"]
[BlackElo "1514"]
[PlyCount "88"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 e6 5. Bc4 Bg7 6. d3 Nge7 7. O-O O-O 8. Qe1 d5
9. Bb3 Na5 10. a3 Nxb3 11. cxb3 Qb6 12. Na4 Qxb3 13. Nxc5 Qb5 14. Qb4 Qxb4 15. axb4
b6 16. Nb3 Bd7 17. Nbd4 Nc6 18. Nxc6 Bxc6 19. e5 Bb5 20. Rd1 Rfc8 21. Be3 Bf8 22.
Bd2 Bxd3 23. Bc3 Bb5 24. Nd4 Bd7 25. Nc2 a5 26. Rd2 a4 27. Ra3 Bb5 28. Nd4 Bd7 29.
Nc2 Be7 30. Kf2 Rc4 31. Rd4 Rxd4 32. Bxd4 Rc8 33. Rc3 Rxc3 34. bxc3 Be8 35. g3 Bb5
36. g4 Bd3 37. Na3 Kf8 38. g5 Ke8 39. h4 Kd7 40. Ke3 Bc4 41. Kd2 Kc6 42. Ke3 b5 43.
Ba7 Bd8 44. Kd4 Be7  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "40"]
[White "Blanco, Gustavo Jose Bachur"]
[Black "Pirone, Rafael"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1491"]
[BlackElo "0"]
[PlyCount "41"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6
9. g4 Ne5 10. h4 Qb6 11. O-O-O Bd7 12. h5 Rfc8 13. hxg6 fxg6 14. g5 Rxc3 15. gxf6
Bxf6 16. Qxc3 Rc8 17. Qb3+ Qxb3 18. axb3 Nf7 19. Bc4 a6 20. Bxf7+ Kxf7 21. Rxh7+
 1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "41"]
[White "Nunes, Rafael Klanfer"]
[Black "Brujin, Homero"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1789"]
[BlackElo "1479"]
[PlyCount "122"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 d6 6. Be2 Nf6 7. Nc3 Be7 8. O-O O-O
9. Be3 Nbd7 10. Qd2 Ne5 11. h3 Bd7 12. f4 Nc6 13. f5 Nxd4 14. Bxd4 e5 15. Be3 Bc6
16. Nd5 Nxe4 17. Nxe7+ Qxe7 18. Qe1 Nf6 19. Rd1 d5 20. cxd5 Nxd5 21. Bc4 Nf6 22.
Bd4 e4 23. Qc3 Rac8 24. Qe3 Rfd8 25. Rd2 b5 26. Bb3 Re8 27. Rfd1 Bb7 28. Qg5 h6 29.
Qh4 Nh7 30. Qxe7 Rxe7 31. Bc3 Rce8 32. Rd7 Nf6 33. Bxf6 gxf6 34. Rxe7 Rxe7 35. Bd5
Kg7 36. Bxb7 Rxb7 37. Kf2 a5 38. Ke3 Re7 39. Rd5 Re5 40. Rd4 Rxf5 41. Kxe4 Rf2 42.
a4 Rxb2 43. axb5 Rxb5 44. Ra4 Kg6 45. Kf3 h5 46. g4 h4 47. Ra3 Kg5 48. Ke3 f5 49.
gxf5 Rxf5 50. Ra4 Kh5 51. Rg4 Rg5 52. Ra4 Rg3+ 53. Kf4 Rg5 54. Rd4 Rb5 55. Kf3 Rb3+
56. Kg2 Ra3 57. Rd5+ Kg6 58. Rd4 Kg5 59. Rd5+ f5 60. Rd8 a4 61. Rg8+ Kf4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "42"]
[White "De Oliveira, Lucas Silva"]
[Black "Regiani, Rafael"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1476"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3
h6 9. Ne4 Bb7 10. Nbc3 Bc5 11. Nxc5 Qb6 12. Nxb7 Nxb7 13. Qe2 O-O-O 14. Qe3 Nc5 15.
Bf5+ Kb7 16. O-O g6 17. Bh3 Nh5 18. g3 f5 19. b4 Nd7 20. Qxb6+ axb6 21. Bg2 f4 22.
b5 Nb8 23. a4 g5 24. Re1 Rhe8 25. g4 Nf6 26. h3 h5 27. gxh5 Nxh5 28. Rb1 Nf6 29.
bxc6+ Nxc6 30. a5 Kc7 31. Bxc6 Kxc6 32. Rxb6+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "43"]
[White "Resende, Ana Gabriela Lobato"]
[Black "Van Riemsdijk, Dirk D."]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1789"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Nf6 5. d3 Be7 6. O-O Be6 7. Bxe6 fxe6 8. Nc3
Qd7 9. h3 O-O-O 10. Be3 Kb8 11. a3 Rhf8 12. fxe5 dxe5 13. b4 Bd6 14. Nb5 a6 15. Nxd6
Qxd6 16. Bc5 Qd7 17. Bxf8 Rxf8 18. Rb1 b5 19. a4 Qd6 20. axb5 axb5 21. c3 h6 22.
Qc2 Kb7 23. Ra1 Na7 24. Qf2 Ra8 25. Qe3 Nd7 26. Ra5 Nb6 27. Rfa1 Na4 28. d4 exd4
29. Nxd4 Qb6 30. e5 c6 31. Qf3 Rc8 32. Kh1 Kb8 33. Nxe6 g5 34. Nc5 Qd8 35. c4 Qd4
36. Re1 Qxc4 37. e6 Qxb4 38. Na6+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "44"]
[White "Nicacio, Daniel Ramos"]
[Black "Ferian, Christian"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1479"]
[BlackElo "0"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. f4 Bg4 5. Nf3 Bg7 6. O-O c5 7. Be3 cxd4 8. Bxd4 Nc6
9. Bc3 Qb6+ 10. Kh1 O-O 11. Nbd2 Rad8 12. h3 Bd7 13. Qe2 Rfe8 14. Rf2 e5 15. Nc4
Qc5 16. b4 Nxb4 17. a3 Nxd3 18. cxd3 Bb5 19. Bb4 Qc7 20. Nxd6 Rxd6 21. Bxd6 Qxd6
22. fxe5 Rxe5 23. Nxe5 Qxe5 24. Raf1 Qd4 25. Qc2 Bxd3 26. Qc8+ Bf8 27. Rd2 Nxe4 28.
Qxb7 Nxd2 29. Qxf7+ Kh8 30. Qxf8#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "45"]
[White "Navarro, Gustavo Kazuo Yura"]
[Black "Yokomizo, Wilton"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1395"]
[PlyCount "38"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. Nf3 Bg4 6. Be2 Nc6 7. O-O O-O-O
8. d3 e5 9. Ng5 Bxe2 10. Qxe2 Kb8 11. Qf3 f6 12. Qxd5 Rxd5 13. Ne6 Nd4 14. Nxd4 Rxd4
15. f4 Bc5 16. Be3 Rd5 17. Bxc5 Rxc5 18. fxe5 Rxe5 19. Rfe1 Rhe8  1/2-1/2

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "46"]
[White "Da Silva, Joao Pedro Marinelli Soares"]
[Black "Bomeisel, Pedro Rangel"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1385"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 Nc6 6. O-O Nf6 7. Be3 e6 8. h3 Bxf3
9. Bxf3 Bd6 10. Nd2 O-O 11. Nb3 Rc8 12. c3 Re8 13. Nc5 Qc7 14. Nb3 Na5 15. Bg5 Be7
16. Nxa5 Qxa5 17. Bh5 Nxh5 18. Bxe7 Ng3 19. Bb4 Qc7 20. fxg3 a5 21. Ba3 Qxg3 22.
Qf3 Qc7 23. Qf4 Qd7 24. Qd6 Qb5 25. Rf3 Rcd8 26. Qf4 Qd7 27. Raf1 f6 28. Qg3  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "47"]
[White "Goncalves, Ricardo Henrique Silva"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1318"]
[PlyCount "108"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nf6 5. d3 d6 6. h3 Be6 7. c3 O-O 8. d4 exd4
9. cxd4 Nxd4 10. Nxd4 c6 11. Nxe6 fxe6 12. Bd3 Qb6 13. Nc3 Nd7 14. Kh2 Bxf2 15. Qb3
Qxb3 16. axb3 Nc5 17. Rd1 Nxb3 18. Ra3 Nxc1 19. Rxc1 Bc5 20. Rb3 b5 21. Nd1 Rac8
22. Be2 Bd4 23. Bg4 Rf6 24. Rxb5 c5 25. Rb7 Rcf8 26. Rxa7 Rf1 27. Raa1 Be5+ 28. g3
Bxb2 29. Bxe6+ Kh8 30. h4 Bxc1 31. Rxc1 R8f2+ 32. Nxf2 Rxc1 33. Kg2 g6 34. g4 c4
35. Kf3 c3 36. Ke2 Rc2+ 37. Kd3 Rxf2 38. Kxc3 Kg7 39. h5 Kf6 40. Bd7 Ke5 41. Kd3
Rf3+ 42. Ke2 Rf4 43. hxg6 hxg6 44. Ke3 Rxe4+ 45. Kf3 d5 46. Bc8 d4 47. Ba6 Re3+ 48.
Kf2 Kf4 49. Bc8 d3 50. Ba6 Rf3+ 51. Ke1 Ke3 52. g5 d2+ 53. Kd1 Rg3 54. Bd3 Rg1+  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "48"]
[White "Alvarenga, Rogerio Almeida"]
[Black "Bianchini, Marlon"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1255"]
[PlyCount "50"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 c5 3. e3 Qb6 4. Qc1 cxd4 5. exd4 Qxd4 6. Be3 Qd6 7. Bd3 Nc6 8. Nf3
e5 9. Nc3 a6 10. O-O Be7 11. Rd1 Qc7 12. Ne4 d5 13. Nxf6+ Bxf6 14. Be2 Be6 15. Bg5
Bxg5 16. Nxg5 O-O 17. Nxe6 fxe6 18. Bg4 Rf6 19. Qe3 Raf8 20. Qh3 Nd4 21. c3 Nf5 22.
Re1 Rh6 23. Qd3 e4 24. Qc2 Qxh2+ 25. Kf1 Ng3#  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "49"]
[White "Correa, Vitor Dias"]
[Black "Baena, Mauricio"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1180"]
[PlyCount "53"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 c6 5. a4 a5 6. Nf3 Bg4 7. Bc4 Bxf3 8. gxf3 Nd7
9. Ne2 Rb8 10. Qd3 e5 11. fxe5 dxe5 12. Qb3 Qe7 13. Be3 Ngf6 14. dxe5 Nxe5 15. Bb6
Nxf3+ 16. Qxf3 Qb4+ 17. Qc3 Qxb6 18. Qe5+ Kd7 19. O-O-O+ Kc8 20. Be6+ fxe6 21. Qxe6+
Kc7 22. Qe7+ Kc8 23. Qxg7 Rd8 24. Qxf6 Qe3+ 25. Kb1 Rd2 26. Nc3 Kc7 27. Rxd2  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "50"]
[White "Ruvieri, Daniel Minami"]
[Black "De Bastiani, Tales Otavio"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1437"]
[BlackElo "1800"]
[PlyCount "79"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. dxc5 Bxc5 8. O-O f6
9. exf6 gxf6 10. Qc2 e5 11. Re1 e4 12. Bf1 O-O-O 13. Nd4 Kb8 14. Bf4+ Ka8 15. Nxc6
Bxc6 16. b4 Bd6 17. Be3 Qc7 18. h3 Ne7 19. b5 Bd7 20. a4 Bc5 21. a5 Bxe3 22. Rxe3
b6 23. axb6 Qxb6 24. Ra6 Qc5 25. Nd2 Rb8 26. Nb3 Qc7 27. Nd4 Rb6 28. Ra5 Nf5 29.
Nxf5 Bxf5 30. Qa2 Be6 31. c4 dxc4 32. Rea3 Rb7 33. Ra6 Bd5 34. b6 Qc5 35. Rxa7+ Rxa7
36. Rxa7+ Kb8 37. Ra5 Qc6 38. Rxd5 Qxd5 39. Qa7+ Kc8 40. Qc7#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "51"]
[White "Damasio, Fabio Ferreira"]
[Black "Gomes, Catarina Crote"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1296"]
[BlackElo "0"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d5 5. Bxc6+ bxc6 6. Nxe5 Qd6 7. exd5 cxd5 8.
Re1 Be7 9. Nf3 O-O 10. b3 Bg4 11. d4 Rfe8 12. Ba3 Qd7 13. Bxe7 Rxe7 14. Rxe7 Qxe7
15. Qe1 Qd7 16. Qc3 Re8 17. Ne5 Qe6 18. Nd2 Qd6 19. f3 Bd7 20. Nxd7 Qxd7 21. Nf1
Nh5 22. Re1 Nf4 23. Rxe8+ Qxe8 24. Ng3 Ne2+ 25. Nxe2 Qxe2 26. h3 Qd1+ 27. Kh2 c6
28. a4 Qc1 29. Kg3 Qg5+ 30. Kf2 Qe7 31. Qe3 Qb4 32. g4 Qf8 33. c3 f5 34. Qe6+ Qf7
35. Qxf7+ Kxf7 36. g5 Ke6 37. f4 Kd6 38. Ke3 g6 39. b4 a6 40. Kd3 h5 41. gxh6  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "52"]
[White "Ruvieri, Valter"]
[Black "Akamine, Isabelle Namie Nishimori"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1067"]
[BlackElo "1800"]
[PlyCount "65"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. e3 Nf6 3. c4 e6 4. Nf3 b6 5. Bd3 c5 6. O-O Bb7 7. b3 Be7 8. Bb2 O-O 9.
Qc2 dxc4 10. Be2 cxb3 11. axb3 Nbd7 12. Nc3 Qc7 13. Nb5 Qb8 14. Ne5 Rd8 15. Bf3 Nd5
16. e4 N5f6 17. Nc3 Nxe5 18. dxe5 Qxe5 19. Nd5 Qg5 20. Bc1 Qg6 21. Nxe7+ Kh8 22.
Nxg6+ hxg6 23. Bg5 a5 24. Bxf6 gxf6 25. Rfd1 Rxd1+ 26. Rxd1 f5 27. Rd7 Bxe4 28. Bxe4
fxe4 29. Qxe4 Kg8 30. Qxa8+ Kg7 31. Qb7 Kh8 32. Rxf7 g5 33. Qb8#  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "53"]
[White "Ferreira, Priscilla Montanha"]
[Black "Haraguchi, Melissa Mayumi Alves"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1751"]
[PlyCount "98"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. f4 Nf6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 Nc6 6. Nd2 e6 7. Ndf3 Ne4 8. Ne5
Qh4+ 9. g3 Nxg3 10. hxg3 Qxh1 11. Qf1 Nxe5 12. fxe5 h5 13. Bd2 h4 14. O-O-O hxg3
15. Ne2 Qxf1 16. Rxf1 g2 17. Rg1 Rh1 18. Be1 g6 19. Kd2 Rxg1 20. Nxg1 Bg7 21. Ke2
f6 22. exf6 Bxf6 23. Kf3 e5 24. Kxg2 exd4 25. exd4 Bxd4 26. c3 Bxg1 27. Kxg1 Kf7
28. Bg3 c6 29. b4 g5 30. Kg2 Kf6 31. Kf3 Kf5 32. Bc7 Rh8 33. a4 Rh3+ 34. Bg3 g4+
35. Kf2 a6 36. a5 Rh1 37. Ke3 Rd1 38. Bd6 Ke6 39. Bc7 Kf5 40. Bd6 Kg5 41. Bg3 Kf5
42. Bd6 Ke6 43. Bc7 d4+ 44. cxd4 Kd5 45. Bb6 Rc1 46. Kf4 Rc4 47. Bc5 Rxc5 48. dxc5
Kc4 49. Kxg4 Kxb4  0-1

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "54"]
[White "Kassab, Alexandre T Canelas"]
[Black "Gomes, Simone Barreto Crote"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "0"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 d6 8. f4
Bg4 9. Bxf6 Bxd1 10. Bxd8 Rxd8 11. Rxd1 Nxc2 12. Nc3 Nxa1 13. Rxa1 exf4 14. Rf1 f6
15. Rxf4 Rf8 16. Rg4 g6 17. h4 Kd7 18. h5 gxh5 19. Rg7+ Kc6 20. b4 a6 21. Nd5 Rd7
22. b5+ axb5 23. Bxb5+ Kxb5 24. Rxd7 Ra8 25. Nxc7+  1-0

[Event "Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00"]
[Site "Shopping Metrô Tatuapé - Rua Domingos Agostim, 91, São Paulo/SP 03306-010"]
[Date "2024.02.04"]
[Round "9"]
[Board "55"]
[White "Santana, Expedito"]
[Black "Akamine, Giullia Hikari Nishimori"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1408"]
[BlackElo "1800"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Be7 5. Bd3 O-O 6. h3 Nbd7 7. O-O b6 8. Nbd2 Bb7
9. c3 Ne4 10. Ne5 Ndf6 11. f3 Nxd2 12. Qxd2 Nh5 13. Bh2 Bh4 14. Qc2 f5 15. f4 Bg3
16. Qe2 Bxh2+ 17. Kxh2 Qe8 18. Bb5 c6 19. Bxc6 Bxc6 20. Nxc6 Rf6 21. Ne5 Rh6 22.
g4 fxg4 23. Qxg4 Nf6 24. Qg2 Qh5 25. Rg1 g6 26. Raf1 Qf5 27. Rf3 Kg7 28. c4 Rc8 29.
cxd5 Rc2 30. dxe6 Rxg2+ 31. Rxg2 Qxe6 32. f5 Qxa2 33. fxg6 hxg6 34. Rfg3 Qb3 35.
Nxg6 Kh7 36. e4 Ng4+ 37. Rxg4 Rxh3+ 38. Kg1 Qd1+ 39. Kf2 Rf3#  0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.1"]
[White "Fier, Alexandr"]
[Black "Cordero, Daniela"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2549"]
[BlackElo "2028"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. e3 Bb4 5. Qc2 O-O 6. Bd3 Nc6 ({RR} 6... d5 7.
Nge2 c6 8. Bd2 Nbd7 9. f3 dxc4 10. Bxc4 Nb6 11. Bb3 Kh8 12. O-O-O Qe7 13. h4
Bd7 14. e4 fxe4 15. Nxe4 Bxd2+ 16. Rxd2 Nbd5 17. Ng5 e5 18. Qd3 Rae8 19. Ng3
exd4 20. Qxd4 c5 21. Qd3 {Krasenkow,M (2609)-Nikolic,P (2648) Antalya 2004 0-1
(50)}) ({RR} 6... Bxc3+ 7. Qxc3 b6 8. Ne2 Bb7 9. f3 Nh5 10. O-O a5 11. Bd2 c5
12. dxc5 bxc5 13. e4 Nc6 14. exf5 exf5 15. Nf4 Nxf4 16. Bxf4 d6 17. Rad1 Nd4
18. Be3 Ne6 19. Bc2 Qc7 20. Rd2 Rf6 21. Rfd1 {Novozhilov,S (1976)-Naumkin,I 
(2215) Chelyabinsk RUS 2021 1/2-1/2 (61)}) 7. Nge2 $146 ({RR} 7. Nf3 Be7 8. a3
d6 9. b4 Qe8 10. Bb2 e5 11. dxe5 dxe5 12. Bxf5 Qh5 13. Bxc8 Raxc8 14. O-O-O Qg4
15. b5 Qxg2 16. Nh4 Qg5 17. Nf5 Ng4 18. bxc6 Rxf5 19. Ne4 Qh4 20. cxb7 Rb8 21.
Rd2 Nh6 {Sorin,A (2415)-Paglilla,C (2355) Zaragoza 1992 1-0 (36)}) ({RR} 7. Bd2
d5 8. cxd5 Nxd5 9. Nf3 Kh8 10. O-O Nde7 11. a3 Bd6 12. Nb5 e5 13. dxe5 Nxe5 14.
Nxe5 Bxe5 15. f4 Bd6 16. Nxd6 cxd6 17. Bc3 Be6 18. Rae1 Rc8 19. Qa4 Nc6 20. Qb5
Qc7 21. Kh1 a6 {Farago,I-Barcza,G Budapest 1967 1/2-1/2 (44)}) 7... Bxc3+ 8.
bxc3 b6 9. h3 Bb7 10. Rg1 Ne4 11. f3 Nd6 12. Ba3 Qh4+ 13. g3 Qf6 14. c5 bxc5
15. Bxc5 Ne7 16. Rf1 Nd5 17. Kd2 Qh6 18. Nf4 Nxf4 19. gxf4 Qxh3 20. Be2 Qg2 21.
Qd3 a5 22. Rg1 Qf2 23. Raf1 Qh4 24. Rh1 Qd8 25. c4 Rf6 26. Qa3 Nc8 27. Qb3 Ba6
28. d5 Rg6 29. e4 exd5 30. cxd5 d6 31. Bxa6 Rxa6 32. Bd4 Rg2+ 33. Rf2 Rxf2+ 34.
Bxf2 Ne7 35. Qb7 Ra8 36. Bh4 Qc8 37. Qxc8+ Nxc8 38. Rc1 c5 39. dxc6 Kf7 40.
exf5 a4 41. Rb1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.2"]
[White "Santanna, Paulo"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2021"]
[BlackElo "2480"]
[PlyCount "38"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8.
Qb3 ({RR} 8. a4 Bg7 9. O-O O-O 10. Ba3 b6 11. d4 a6 12. Be2 Nc6 13. Qc2 Qc7 14.
dxc5 bxc5 15. Bxc5 Qa5 16. Ba3 Qxc3 17. Qxc3 Bxc3 18. Rab1 Rfb8 19. Rxb8+ Rxb8
20. Bxa6 Nb4 21. Bc4 Bxa4 22. Rc1 Bf6 {Bareev,E (2709)-Kasparov,G (2849)
Cannes 2001 1/2-1/2}) 8... Bg7 9. O-O $146 ({RR} 9. Bc4 O-O 10. Qxb7 Bc6 11.
Qb1 e5 12. e4 Nd7 13. d3 Rb8 14. Qc2 Nb6 15. Bg5 Qd7 16. O-O Nxc4 17. dxc4 f5
18. Nd2 h6 19. Be3 Rbc8 20. f3 Rf7 21. Nb3 Ba8 22. Rfd1 Qe6 23. Qd3 fxe4 {
Jovicic,M (2315)-Indjic,D Pula 1981 1/2-1/2 (76)}) ({RR} 9. Ba3 Qa5 10. Rb1 b6
11. Bc4 O-O 12. O-O Ba4 13. Qb2 Nd7 14. d4 Rfc8 15. Nd2 b5 16. Nb3 Bxb3 17.
Bxb3 e6 18. Bd1 Rab8 19. Qb3 Bf8 20. Bc1 a6 21. e4 Nb6 22. Bf4 Rb7 23. Bf3 Na4
{Oparin,G (2657)-Erdos,V (2613) Saint Louis USA 2019 0-1 (82)}) ({RR} 9. Ba3 b6
10. Bxd7+ Qxd7 11. d4 Nc6 12. Rd1 Na5 13. Qb1 Qa4 14. Bc1 O-O 15. O-O Rac8 16.
e4 cxd4 17. cxd4 Rc2 18. Bg5 Qxa2 19. Qxa2 Rxa2 20. Bxe7 Re8 21. Bh4 Rxe4 22.
d5 Raa4 23. d6 Rxh4 {Spassov,L-Dorfman,J (2540) Warsaw 1983 1/2-1/2}) ({RR} 9.
Bc4 O-O 10. Qxb7 Nc6 11. Qa6 Rb8 12. O-O Na5 13. Be2 Qc7 14. Ba3 e5 15. d4 e4
16. Bxc5 exf3 17. Bxf3 Bb5 18. Qxa7 Qxa7 19. Bxa7 Bxf1 20. Bxb8 Bxg2 21. Kxg2
Rxb8 22. Bd5 Rb2 23. Rc1 Bf8 {Liebert,H (2339)-Gross,D (2465) Passau 2000 0-1})
9... O-O 10. d4 Be6 11. Bc4 Bxc4 12. Qxc4 Nd7 13. e4 Rc8 14. Qe2 Qa5 15. Rb1 b6
16. e5 e6 17. Ng5 Qxc3 18. Rb3 Qxd4 19. Bb2 Qa4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.3"]
[White "Santiago, Yago De Moura"]
[Black "Santos, Isaque Goncalves"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "2467"]
[BlackElo "1996"]
[PlyCount "53"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. c4 d5 3. Nf3 c6 4. Qd3 Nf6 5. Nc3 Bb4 ({RR} 5... Be7 6. e4 dxc4 7.
Qxc4 b5 8. Qd3 b4 9. Na4 O-O 10. Qc2 Qa5 11. b3 Ba6 12. Bxa6 Qxa6 13. Bg5 Nbd7
14. Ne5 Nxe5 15. dxe5 Nd5 16. exd5 Bxg5 17. h4 Bh6 18. g4 Qb5 19. g5 Qxd5 20.
O-O {Navara,D (2720)-Korneev,O (2606) France 2007 1-0 (31)}) 6. g3 ({RR} 6. Bd2
Bxc3 7. Bxc3 Ne4 8. e3 Nxc3 9. bxc3 Nd7 10. Be2 b6 11. O-O Bb7 12. Rab1 Ba6 13.
Nd2 O-O 14. e4 dxe4 15. Qxe4 c5 16. Qe3 Rb8 17. Ne4 Qc7 18. Rbc1 Bb7 19. Rfd1
Bxe4 20. Qxe4 Nf6 {Michel Coto,M (2348)-Fieberg,S (2186) chess.com INT 2022
0-1 (53)}) 6... Ne4 $146 ({RR} 6... Nbd7 7. Bg2 c5 8. O-O cxd4 9. Qxd4 e5 10.
Nxe5 Bc5 11. Qf4 Bd6 12. Nxf7 Bxf4 13. Nxd8 Bxc1 14. Raxc1 Kxd8 15. cxd5 Ne5
16. e4 Bd7 17. f4 Nc4 18. e5 Ng4 19. b3 Ncxe5 20. fxe5 Nxe5 21. Ne4 {Oehr,
R-Gueting,J Germany 1993 1-0 (41)}) ({RR} 6... O-O 7. Bg2 Nbd7 8. O-O Bd6 9.
Rd1 Re8 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 h6 13. Bf4 Nf6 14. Qe3 Ng4 15. Qd2
Qc7 16. Bxd6 Qxd6 17. h3 Nf6 18. Ne5 Bd7 19. Qa5 Rec8 20. b4 Qc7 21. Qxc7 {
Kabanov,N (2535)-Batukhtin,A (2027) Tomsk 2011 1-0 (40)}) ({RR} 6... h6 7. Bg2
Nbd7 8. O-O O-O 9. a3 Ba5 10. Bf4 Bc7 11. Bxc7 Qxc7 12. Rac1 Qd6 13. c5 Qc7 14.
b4 e5 15. dxe5 Nxe5 16. Nxe5 Qxe5 17. e3 Bf5 18. Qd4 Qc7 19. Rfe1 Rfe8 20. Bf3
Ne4 21. Bxe4 {Tomy,J (1400)-Ivanov,E (1554) London 2015 1-0}) 7. Bg2 Qa5 8. Bd2
Nxd2 9. Nxd2 Be7 10. e4 dxe4 11. Bxe4 Nd7 12. O-O Nf6 13. c5 Nxe4 14. Ncxe4 b5
15. b4 Qxb4 16. a4 f5 17. Nd6+ Bxd6 18. Rfb1 Qa5 19. axb5 Qd8 20. cxd6 Qxd6 21.
b6 Qd7 22. Qa3 a5 23. Nc4 Bb7 24. Nd6+ Kd8 25. Nxb7+ Qxb7 26. Qd6+ Qd7 27. b7
1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.4"]
[White "Da Silva, Lucas Pereira Mende"]
[Black "Shumyatsky, Victor"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1974"]
[BlackElo "2457"]
[PlyCount "107"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6 7. Be3 Bc5 8.
Nce2 e5 ({RR} 8... Nf6 9. c3 Ng4 10. Ng3 Nxe3 11. fxe3 g6 12. e5 Bb7 13. Ne4
Bxe4 14. Bxe4 Ra7 15. Qf3 d5 16. exd6 O-O 17. O-O Qxd6 18. Rad1 Qe5 19. Kh1 Rc7
20. Bc2 Bd6 21. Qh3 Be7 22. Bb3 Nc6 23. Rf4 {Fedorchuk,S (2564)-Kengis,E (2570)
Warsaw 2002 1-0 (35)}) ({RR} 8... Nc6 9. c3 Nxd4 10. cxd4 Bb4+ 11. Nc3 Nf6 ({RR
} 11... d6 12. O-O Ne7 13. Kh1 O-O 14. Qh5 Ng6 15. f4 Bxc3 16. bxc3 f5 17. Rae1
Qc6 18. Bd2 Bb7 19. d5 Qc5 20. dxe6 fxe4 21. Qxc5 dxc5 22. Bxe4 Bxe4 23. Rxe4
Ne7 24. g4 g6 25. Be3 Rac8 26. Re5) 12. O-O Bb7 13. Qf3 O-O 14. d5 Bc5 15. Bg5
Bd4 16. Bxf6 gxf6 17. Qh3 Rfc8 18. Ne2 Bxb2 19. Rad1 f5 20. exf5 Bxd5 21. fxe6
dxe6 22. Qxh7+ Kf8 23. Nf4 {Da Silva,L (1974)-Piasetski,L (2155) Florianopolis
2024 1-0 (32)}) 9. Nf5 g6 $146 ({RR} 9... Nc6 10. Nxg7+ Kf8 11. Nf5 Nb4 12. O-O
h5 13. a3 Nc6 14. Nd6 h4 15. h3 b4 16. axb4 Nxb4 17. c3 Nxd3 18. Qxd3 Qxd6 19.
Qxd6+ Bxd6 20. f4 Nf6 21. fxe5 Bxe5 22. Bg5 Nxe4 23. Rf5 d6 24. Rxe5 {Savin,M 
(1144)-Stefan,A (1151) Baile Felix 2017 0-1 (42)}) 10. Bxc5 Qxc5 11. Ne3 Nf6
12. O-O Bb7 13. Nc3 d6 14. Qf3 Nbd7 15. Ng4 Nxg4 16. Qxg4 O-O-O 17. Qe2 f5 18.
Kh1 fxe4 19. Nxe4 Qc6 20. a4 b4 21. f3 d5 22. Ng5 Rde8 23. c3 e4 24. fxe4 dxe4
25. Bc4 Ne5 26. cxb4 Kb8 27. Bb3 Nd3 28. Qe3 h6 29. Nf7 Rh7 30. b5 Qc5 31. Qg3+
Ka8 32. bxa6 Bc6 33. Qxg6 e3 34. Qxd3 e2 35. Rg1 Bxg2+ 36. Kxg2 Rg7+ 37. Kh1
Rxg1+ 38. Rxg1 Qxg1+ 39. Kxg1 e1=Q+ 40. Kg2 Re2+ 41. Kf3 Qf1+ 42. Kg4 Rg2+ 43.
Qg3 Qe2+ 44. Kh3 Rxg3+ 45. hxg3 Qh5+ 46. Kg2 Qe2+ 47. Kh3 Qxb2 48. Nxh6 Qh8 49.
Bd5+ Ka7 50. Bb7 Qxh6+ 51. Kg4 Qe3 52. Kh4 Qb6 53. g4 Qh6+ 54. Kg3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.5"]
[White "Flores Quillas, Diego Saul Rodri"]
[Black "Simeao, Miguel Roberto Rani"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2429"]
[BlackElo "1962"]
[PlyCount "45"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8.
Qc2 g6 9. Ne2 Re8 10. h4 Nd7 11. h5 Nf8 12. Bh6 f5 ({RR} 12... Be6 13. O-O-O
Qc7 14. c4 f5 15. Kb1 Rad8 16. Qc3 c5 17. d5 Be5 18. Qc1 Bc8 19. Bf4 Bxf4 20.
Nxf4 g5 21. Ne2 h6 22. f4 Nh7 23. Rdf1 b5 24. fxg5 Nxg5 25. cxb5 Rxd5 26. Bc4
Rde5 27. Nf4 {Savchenko,B (2562)-Jobava,B (2629) chess.com INT 2019 1-0 (40)})
({RR} 12... Be6 13. O-O-O f5 14. Rh3 Qf6 15. hxg6 fxg6 16. Rdh1 Qf7 17. b3 a5
18. Nf4 b5 19. Kb1 a4 20. b4 Bc4 21. Bxc4 Qxc4 22. Qd3 {1/2-1/2 (22) Ciesla,A 
(2273)-Nowak,M (2262) Dzwirzyno POL 2019}) 13. O-O-O Qf6 14. hxg6 fxg6 $146 ({
RR} 14... hxg6 15. Qd2 Be6 16. Bg5 Qg7 17. Bh6 Qf6 18. Bg5 Qg7 19. Ng3 Bxa2 20.
Rh4 Ne6 21. Bh6 Qf6 22. Rdh1 Bd5 23. f4 c5 24. c4 Nxd4 25. Bg5 Qg7 26. Rh8+
Qxh8 27. Rxh8+ Kxh8 28. Bf6+ Kg8 29. Bxd4 {Tisdall,J (2410)-Chandler,M (2455)
Brighton 1981 1/2-1/2 (42)}) 15. Kb1 b5 16. f3 Be6 17. Nf4 Bf7 18. Nh3 Ne6 19.
g4 f4 20. Nf2 Ng5 21. Bxg5 Qxg5 22. Ne4 Qd8 23. Rh2 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.6"]
[White "Desideri, Ricardo Maruchi"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1959"]
[BlackElo "2410"]
[PlyCount "61"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8.
exd5 Nb8 9. a4 Be7 10. g3 $146 ({RR} 10. Be3 Nd7 11. Be2 O-O 12. O-O a6 13. Na3
Bg5 14. f4 exf4 15. Bxf4 Re8 16. Nc4 Bxf4 17. Rxf4 Ne5 18. Qd4 Nxc4 19. Bxc4
Bd7 20. Raf1 f6 21. Bd3 Re5 22. Qb4 Qc7 23. Rc4 Qb8 24. Qb6 Qa7 {Muhren,W 
(2231)-Kalinitschew,S (2517) Dieren 2004 1/2-1/2 (49)}) ({RR} 10. Bd2 O-O 11.
a5 a6 12. Na3 Nd7 13. Nc4 f5 14. Bb4 Rf6 15. Qd2 Rg6 16. g3 e4 17. h4 b5 18.
axb6 Nxb6 19. Na5 Bd7 20. O-O-O Bf6 21. Nc6 Qe8 22. Kb1 Kh8 23. h5 Rh6 24. Qe3
Na4 {Nepomniachtchi,I (2775)-Caruana,F (2819) Zagreb CRO 2019 1-0 (50)}) ({RR} 
10. Be2 a6 11. Na3 O-O 12. O-O f5 13. f4 Nd7 14. Kh1 Bf6 15. Nc4 exf4 16. Nxd6
Nb6 17. Bxf4 Bd7 18. Nxb7 Qe8 19. Re1 Qf7 20. a5 Nc8 21. Nc5 Bxb2 22. Rb1 Bc3
23. Rb7 Rd8 24. Bd2 Bd4 {Kuzhilniy,O (1899)-Madhavan R Munjanattu (1779)
lichess.org INT 2021 1-0 (46)}) ({RR} 10. Be3 Nd7 11. Be2 a6 12. Na3 f5 13. Nc4
f4 14. Bd2 a5 15. b4 O-O 16. bxa5 e4 17. Bb4 Bf6 18. Ra3 Ne5 19. Nb6 Rb8 20.
Nxc8 Rxc8 21. O-O f3 22. gxf3 exf3 23. Bxf3 Rc4 24. Be1 Bg5 {Malisauskas,V 
(2505)-Ciemniak,R (2230) Mikolajki 1991 1-0 (41)}) ({RR} 10. Be3 a6 11. Na3 O-O
12. Nc4 Nd7 13. a5 f5 14. f3 Nf6 15. Be2 Bd7 16. Qd2 f4 17. Bb6 Qe8 18. Bc7 Qg6
19. Bxd6 Bxd6 20. Nxd6 Rab8 21. Bd3 e4 22. Nxe4 Nxe4 23. Bxe4 Rbe8 24. O-O-O
Qd6 {Dworakowska,J (2401)-De Lagontrie,J (1988) Port Erin 2005 1-0 (38)}) 10...
O-O 11. Bg2 a6 12. Nc3 Nd7 13. O-O f5 14. Re1 Bf6 15. Ra3 Rb8 16. b4 e4 17. a5
Ne5 18. Ne2 b6 19. Nd4 bxa5 20. bxa5 Rb1 21. Qe2 Qc7 22. Nc6 Nxc6 23. Qc4 Qf7
24. Qxc6 Bb2 25. Rb3 Rxc1 26. Rxc1 Bxc1 27. Rb1 Qd7 28. Bf1 Bd2 29. Qa8 e3 30.
Bxa6 exf2+ 31. Kxf2 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.7"]
[White "Perez Gormaz, Matias"]
[Black "Pironti, Francisco Ferrari"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2388"]
[BlackElo "1953"]
[PlyCount "31"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Ftacnik,L} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7.
Nf3 Be7 8. Bc4 Be6 9. Bb3 O-O 10. O-O h6 ({RR} 10... Nc6 11. Bg5 Nd7 ({RR} 
11... Na5 12. Bxf6 ({RR} 12. Qd3 Rc8 13. Rfd1 Nxb3 14. axb3 Rc6 15. Bxf6 Bxf6
16. Nd5 Bxd5 17. Qxd5 Rxc2) 12... Bxf6 13. Nd5 Nxb3 ({RR} 13... Bg5 14. Qd3 Rc8
15. Rfd1 Kh8 16. Nc3 Be7 17. Nd5 Bg5 18. Kh1 Bh6 19. Nc3 Nxb3 20. axb3 Qb6 21.
Kg1 Rc6 22. Qe2) 14. axb3 Bg5 15. Qd3 Bh6 16. Rad1 Rc8 17. Nd2 b5 18. c3 Kh8
19. b4 Ra8 20. Nb3 f5 21. Na5 Rc8 22. Qh3 Rf7 23. Rfe1) 12. Bxe7 Qxe7 13. Nd5 (
{RR} 13. Qd2 Nc5 14. Rad1 Rad8 15. Qe3 Nxb3 16. axb3 f5 17. Nd5 Qd7 18. Ng5 Nd4
19. Nxe6 Qxe6 20. c3) 13... Qd8 14. c3 Na5 ({RR} 14... Nc5 15. Bc2 a5 16. Qd2
Ne7 17. Ne3 a4 18. Rfd1 f6 19. Qxd6 Qxd6 20. Rxd6 Rfd8 21. Rxd8+ Rxd8 22. Kf1
Rd6 23. Ke1 Rb6) 15. Re1 ({RR} 15. Bc2 Nc4 ({RR} 15... Rc8) 16. b3 Ncb6 17. Ne3
) 15... Rc8 16. h3 Nb6 ({RR} 16... Nxb3 17. axb3 f5) 17. Nxb6 Qxb6 18. Bxe6
fxe6 19. Re2 Rc6 ({RR} 19... Qc6 20. Qd3 b5) 20. Qd3 Qc7 21. Rd1 Nc4 ({RR} 
21... Rf6 22. Nd2 b5) 22. b3 Nb6 23. c4 Nc8 ({RR} 23... Nd7 24. b4 Nb6 25. Ng5
Re8 26. b5 Rc5 27. Qxd6 Qxd6 28. Rxd6 Nxc4 29. Rc2 axb5) 24. Red2 h6 25. Qe2 {
Anand,V (2792)-Leko,P (2740) Wijk aan Zee 2006 CBM 111 [Ftacnik,L] 1-0 (49)})
11. Nh4 Qc8 $146 ({RR} 11... Ng4 12. Nf5 Nxe3 13. fxe3 Bxf5 14. Rxf5 Nc6 15.
Qh5 Qe8 16. Raf1 Nd8 17. Nd5 Rc8 18. Qg4 Rc6 19. Rf6 Kh7 20. R1f3 Bxf6 21.
Nxf6+ {1-0 (21) Gundavaa,B (2237)-Mak,T Doha 2006}) ({RR} 11... Nxe4 12. Nxe4
Bxh4 13. Nxd6 Bxb3 14. axb3 Qd7 15. Nc4 Qxd1 16. Rfxd1 Nc6 17. Rd7 b5 18. Nb6
Rad8 19. Rc7 Nd4 20. g3 Bf6 21. Nd7 Ne6 22. Ra7 Rfe8 23. Nxf6+ gxf6 24. R1xa6
Rd1+ 25. Kg2 f5 26. Bxh6 {Kovanova,B (2342)-Priyanka,K (2202) chess.com INT
2022 1-0 (49)}) ({RR} 11... Bxb3 12. axb3 Nxe4 13. Nxe4 Bxh4 14. Nxd6 Qc7 15.
Nf5 Bg5 16. Bxg5 hxg5 17. Qd2 f6 18. Qd5+ Kh7 19. Rfd1 g6 20. Ne3 Kg7 21. Qe6
Qf7 22. Qg4 Rh8 23. Rd6 a5 24. Rad1 Re8 25. Nd5 Ra6 26. Nxf6 {Paramzina,A 
(2229)-Guseva,M (2408) St Petersburg RUS 2018 1-0 (32)}) ({RR} 11... Kh7 12.
Qf3 Qd7 13. h3 Nc6 14. Nf5 Na5 15. Nxe7 Nxb3 16. axb3 Qxe7 17. Rfd1 Rfc8 18.
Rd2 b5 19. Rad1 Rc6 20. Nd5 Bxd5 21. exd5 Rc7 22. b4 Rc4 23. c3 a5 24. bxa5
Rxa5 25. Qf5+ g6 26. Qc2 {Hirneise,J (2275)-Zuferi,E (2076) Gruenbach 2014 1-0
(48)}) 12. Bxe6 Qxe6 13. Nf5 Rd8 14. Qf3 Rf8 15. Rad1 Nc6 16. Nd5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.8"]
[White "Carvalho Jr, Celestino"]
[Black "Perdomo, Leandro"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1939"]
[BlackElo "2382"]
[PlyCount "56"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. d3 g6 3. g3 Bg7 4. Bg2 d5 5. Nbd2 Nc6 6. O-O O-O 7. Re1 ({RR} 7.
e4) 7... d4 8. Nf1 $146 ({RR} 8. e4 dxe3 9. fxe3 Ng4 10. Nf1 e5 11. h3 e4 12.
dxe4 Nge5 13. Nxe5 Nxe5 14. Qxd8 Rxd8 15. Rb1 a5 16. a4 b5 17. axb5 a4 18. Ra1
Bd7 19. b3 Nf3+ 20. Bxf3 Bxa1 21. e5 Bc3 22. Bxa8 Bxe1 {Divya,D (2305)
-Rakhmanov,A (2653) chess.com INT 2021 0-1}) 8... Nd5 9. Bg5 f6 10. Bd2 f5 11.
Qc1 e5 12. c4 Nf6 13. h4 e4 14. Ng5 h6 15. Nh3 Kh7 16. b4 Re8 17. Qc2 e3 18.
fxe3 dxe3 19. Bc3 Nh5 20. Bxg7 Kxg7 21. Qc3+ Nd4 22. Bf3 Qf6 23. Rac1 f4 24. g4
Qe5 25. Kg2 Nf6 26. Nh2 a5 27. b5 g5 28. hxg5 hxg5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.9"]
[White "Ticona Rocabado, Licael Roderick"]
[Black "Ikejiri, Daniel Yoshito"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2350"]
[BlackElo "1916"]
[PlyCount "111"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. e3 Nf6 4. Nf3 c6 5. Nbd2 Nbd7 6. Bd3 dxc4 7. Nxc4 b5 8.
Nce5 Bb7 9. a4 ({RR} 9. O-O Nxe5 10. Nxe5 a6 11. a4 Be7 12. b3 O-O 13. Bb2 bxa4
14. Rxa4 c5 15. dxc5 Bxc5 16. Ng4 Be7 17. Nxf6+ Bxf6 18. Bxh7+ Kxh7 19. Qh5+
Kg8 20. Bxf6 Qxf6 21. Rh4 Qh6 22. Qg4 Qg6 23. Qh3 f5 {Tregubov,P (2625)
-Korobov,A (2713) Warsaw 2013 0-1}) 9... a6 10. O-O Rc8 $146 ({RR} 10... Bd6
11. Bd2 Qb8 12. Nxd7 Nxd7 13. Qc2 h6 14. e4 O-O 15. e5 Be7 16. Qc1 c5 17. Bxh6
cxd4 18. Bg5 Bxg5 19. Nxg5 Nxe5 20. Bh7+ Kh8 21. Qd1 g6 22. Qxd4 f6 23. Rfe1
Bd5 24. Ra3 Kg7 25. Rh3 {Straka,J (2348)-Matras,O (2260) Czechia 2012 1-0 (35)}
) ({RR} 10... Be7 11. Bd2 O-O 12. b4 bxa4 13. Qxa4 c5 14. bxc5 Bxf3 {1/2-1/2 
(14) Dvirnyy,D (2550)-Mohamed Ahmed,A (2656) http://www.chessbomb.com 2021}) ({
RR} 10... Be7 11. Qe2 Nb6 12. Ng5 O-O 13. Qc2 h6 14. Bh7+ {1-0 (14) Kieninger,
G-Siegel,P Bensberg 1947}) ({RR} 10... Be7 11. Nxf7 Kxf7 12. Ng5+ Kg8 13. Nxe6
Qc8 14. Qb3 c5 15. axb5 Bd5 16. Bc4 Bxc4 17. Qxc4 Nb6 18. Qc2 Qxe6 19. dxc5
axb5 20. Rxa8+ Nxa8 21. Bd2 Kf7 22. b4 Nc7 23. f3 Ra8 24. e4 Ra2 25. Qd1 {
Sekulic,D (2306)-Dumpor,A (2359) Andrijevica 2012 0-1 (36)}) 11. Bd2 Bd6 12.
Nxd7 Nxd7 13. e4 e5 14. Bg5 Qb6 15. Be3 Qd8 16. d5 Qe7 17. dxc6 Bxc6 18. axb5
axb5 19. Qe2 b4 20. Bb5 O-O 21. Bxc6 Rxc6 22. Qb5 Rc7 23. Bg5 f6 24. Be3 Bc5
25. Rac1 Rb8 26. Qa5 Bb6 27. Qd5+ Qf7 28. Qd6 Rcb7 29. Bd2 Bd8 30. Qd3 Be7 31.
Be3 Nf8 32. Qa6 Qe6 33. Rc6 Qd7 34. Rfc1 g6 35. Bb6 Bd8 36. Be3 Kg7 37. g3 Rc7
38. Rxc7 Bxc7 39. Qa7 Rc8 40. Qb7 Ne6 41. Qxb4 Bd6 42. Qd2 Rxc1+ 43. Qxc1 Qb5
44. Qc8 Kf7 45. Qc2 Qb4 46. Nd2 Ke7 47. b3 Qb5 48. Qc8 Nc5 49. Qg8 g5 50. Qxh7+
Ke8 51. Qg8+ Kd7 52. Qd5 Qb4 53. Nc4 Ne6 54. Nxd6 Qxd6 55. Qxd6+ Kxd6 56. h4
1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.10"]
[White "Gazineu Neto, Rubens"]
[Black "Santos, Marcus Vinicius Mor"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "1912"]
[BlackElo "2331"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 a5 9. a4 Ng4 10. Qxg4 Nxd4 11. Qd1 Nxb3 12. cxb3 d6 13. Bd4 Be6 14. Bxg7
Kxg7 15. O-O Qb6 16. Nd5 $146 ({RR} 16. Nb5 Rac8 17. Qd4+ Qxd4 18. Nxd4 Bd7 19.
Rfc1 Rc5 20. Rc3 b6 21. Rac1 Rd8 22. Kf1 f6 23. Ke1 Kf7 24. f3 h5 25. Kf2 g5
26. Ke3 h4 27. h3 Rb8 28. Ne2 Ke8 29. Nd4 Kd8 30. R1c2 Rb7 {Langers,A-Roemhild,
M (2170) Germany 2006 0-1 (75)}) 16... Bxd5 17. Qxd5 Rfc8 18. Rac1 Rc6 19. Rc3
Rxc3 20. bxc3 Rc8 21. Rc1 Rc5 22. Qd1 Qc6 23. f3 b5 24. axb5 Rxb5 25. Kh1 Qb6
26. Rb1 Qe3 27. Qc2 d5 28. exd5 Rxd5 29. Rd1 Rxd1+ 30. Qxd1 Qxc3 31. h3 e5 32.
Qd5 Qc1+ 33. Kh2 Qc7 34. Kh1 f5 35. Qe6 Qc5 36. Qd7+ Kh6 37. Qd2+ f4 38. Qd3
Qd4 39. Qc2 Kg5 40. Kh2 Qe3 41. Qc7 Qe1 42. Qxh7 Qg3+ 43. Kg1 Qe1+ 44. Kh2 Qg3+
45. Kg1 Qe1+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.12"]
[White "Cristino, Felipe Borges"]
[Black "Filgueiras, Nathan Felipe"]
[Result "0-1"]
[ECO "E25"]
[WhiteElo "1890"]
[BlackElo "2321"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8.
Bd2 ({RR} 8. Qd3) 8... cxd4 ({RR} 8... O-O 9. e4 Nb6 10. dxc5 N6d7 11. Be3 Qa5
12. Kf2 Nxc5 13. Ne2 Rd8 14. Qc2 Bd7 15. Nd4 Nba6 16. Be2 e5 17. Nf5 Ba4 18.
Qb2 Qc7 19. Rab1 Rab8 20. h4 Bb3 21. h5 Be6 22. g4 b5 23. Qc2 {Theodorou,N 
(2569)-Oparin,G (2654) lichess.org INT 2021 0-1 (43)}) ({RR} 8... O-O 9. e4 Nb6
10. Bd3 cxd4 11. Ne2 dxc3 12. Bxc3 Nc6 13. O-O e5 14. a4 Be6 15. a5 Nc4 16. Qc1
Qxd3 17. Ng3 Qe3+ 18. Kh1 Qxc1 19. Rfxc1 Rad8 20. a6 b5 21. Rab1 Rb8 22. Nf5
Bxf5 23. exf5 {Bongo Akanga Ndjila,B (1803)-Piccoli,L (2075) chess.com INT
2021 0-1 (59)}) 9. cxd4 Qh4+ 10. g3 Qxd4 11. Rc1 $146 ({RR} 11. e4 Ne3 12. Qc1
({RR} 12. Qc1 Qxa1) 12... Qxa1 {0-1 (12) Enevoldsen,H-Larsen,B Copenhagen 1954}
) ({RR} 11. Qc1) ({RR} 11. e4 Ne3 12. Bxe3 Qxe3+ 13. Be2 Nc6 14. Qd3 Qc5 15.
Qc4 Qxc4 16. Bxc4 Nd4 17. Kf2 Bd7 18. Rd1 Nc2 19. Rd3 Rc8 20. Ba2 Bb5 21. Rb3
Nd4 22. Rb2 Rc2+ 23. Rxc2 Nxc2 24. Ne2 Bxe2 25. Rc1 Bd3 {Starck,B-Dorawa,B
Zittau 1956 0-1}) ({RR} 11. e4 Ne3 12. Bb5+ Bd7 13. Bxd7+ Nxd7 14. Bxe3 Qxe3+
15. Kf1 Rd8 16. Qe2 Qc3 17. Rd1 O-O 18. Rd3 Qc1+ 19. Kg2 Nc5 20. Nh3 Qxh1+ 21.
Kxh1 Rxd3 22. Nf4 Rxa3 23. Qb2 Rxf3 24. Qd4 b6 25. Nh5 f6 {Aaron,M-Teschner,R
Stockholm 1962 0-1 (37)}) 11... Nc6 12. Qb3 Qb6 13. Qd3 O-O 14. e4 Nde7 15. Be3
Qa5+ 16. Kf2 e5 17. Kg2 Be6 18. Qc3 Qxc3 19. Rxc3 Rac8 20. Ne2 f5 21. h3 fxe4
22. fxe4 Nd5 23. Rd3 Nxe3+ 24. Rxe3 Nd4 25. Nxd4 exd4 26. Re2 Rc3 27. Rd2 Rd8
28. a4 Ra3 29. Be2 Rxa4 30. Rc1 Rc8 31. Rcd1 Rd8 32. Rc1 Rb4 33. Rc7 a5 34. Re7
Bb3 35. Bh5 g6 36. Bd1 a4 37. Rf2 Bxd1 38. Rff7 Rb2+ 39. Kg1 Bb3 40. Rg7+ Kf8
41. Rxb7 d3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.13"]
[White "Oliveira, Silvio Eduardo"]
[Black "Cruz, Natan Gomes"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2297"]
[BlackElo "1888"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 e6 7. Nf3 Bd6 8. O-O
Nge7 9. Re1 ({RR} 9. Na3 Bxa3 10. bxa3 Bd7 11. Re1 h6 12. a4 Na5 13. Ne5 Nac6
14. Bf4 Qa5 15. Nxd7 Kxd7 16. Qb3 Rhc8 17. Qxb7+ Ke8 18. Qb3 Kf8 19. Rab1 Kg8
20. Rec1 Qd8 21. Ba6 Na5 22. Qb4 Rc6 23. Bb5 Rcc8 {Efimenko,Z (2648)-Wojtaszek,
R (2724) Lublin 2014 1/2-1/2 (52)}) 9... Bd7 10. Na3 ({RR} 10. a4 f6 11. Na3 a6
12. b4 e5 13. b5 Nd8 ({RR} 13... Na5 14. dxe5 fxe5 15. Nxe5 O-O 16. b6 Qc8 17.
Qh5 Bf5 18. Bg5 Ng6 19. Nxg6 hxg6 20. Qe2 Qxc3 21. Bxf5 Rxf5 22. Qe6+ Kh7 23.
Qxd6 Rxg5 24. Rac1 Qxh3 25. Qh2 Qxh2+ 26. Kxh2 Rf8 27. f3 Rf4 28. Re7) 14. dxe5
fxe5 15. Nxe5 Bxe5 16. Qh5+ Nf7 17. Bg5 g6 18. Qh4 Nxg5 19. Qxg5 Bf5 20. Bxf5
gxf5 21. Qh5+ Kd7 22. Qe2 Bd6 23. Qe6+ Kd8 24. c4 d4 {Boabaid,J (1771)
-Casalaspro,M (2121) Florianopolis 2024 0-1 (40)}) 10... a6 11. Qe2 $146 ({RR} 
11. Nc2 f6 12. c4 g5 13. cxd5 exd5 14. Nxg5 fxg5 15. Qh5+ Kd8 16. Bxg5 Kc8 17.
b4 Kb8 18. a4 Nc8 19. Rac1 Nb6 20. b5 axb5 21. axb5 Na5 22. Ne3 Nac4 23. Nxd5
Nxd5 24. Bxc4 Nf4 25. Qh6 Ng6 {Plat,V (2524)-Megalios,K (2292) Kavala GRE 2018
1-0}) ({RR} 11. Nc2 f6 12. Ne3 O-O 13. Bf1 Kh8 14. c4 dxc4 15. Nxc4 Rad8 16.
Bd2 Nf5 17. Rc1 Bf4 18. Bd3 Bxd2 19. Qxd2 Nfxd4 20. Nxd4 Nxd4 21. Bxh7 Bc6 22.
Bd3 Qd7 23. Rcd1 Qd5 24. f3 Qh5 25. Qf2 Bxf3 {Loutragotis,P (1891)-Nikolaidis,
I (2561) Athens 2017 0-1 (41)}) 11... f6 12. c4 O-O 13. c5 Bf4 14. Nc2 Bxc1 15.
Raxc1 Rae8 16. Qd2 e5 17. Bf1 e4 18. Nh2 f5 19. f4 g5 20. fxg5 f4 21. Rcd1 Rf5
22. Ng4 Kg7 23. Nf6 Rf8 24. h4 Ng6 25. Qf2 Be6 26. Be2 Kh8 27. Rf1 h6 28. Bh5
R8xf6 29. gxf6 Rxh5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.14"]
[White "Correa, Joao Pedro Vieira"]
[Black "Dos Santos Dutra, Fernando Junior Fre"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1864"]
[BlackElo "2262"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. Bxc6+ bxc6 5. O-O e5 6. h3 f5 ({RR} 6... Nf6
7. Qe2 Be7 8. c3 a5 9. Rd1 Ba6 10. d3 O-O 11. Na3 Nd7 12. Nc4 Re8 13. b3 Bf8
14. Bg5 f6 15. Bc1 d5 16. Ncd2 a4 17. c4 Qa5 18. Rb1 Rab8 19. exd5 cxd5 20.
cxd5 axb3 21. axb3 {Pridorozhni,A (2493)-Riazantsev,A (2572)
chessassistantclub.com INT 2004 1-0 (42)}) 7. d3 ({RR} 7. exf5 Bxf5 8. d3 Be7
9. Na3 Nf6 10. Nc4 O-O 11. Bd2 Nd5 12. Na5 Qe8 13. Kh2 Bd7 14. Qe2 Qf7 15. Qe4
Rac8 16. Ng5 Qh5 17. g4 Qh4 18. Nf3 Qf6 19. Ng5 g6 20. Kg3 Nf4 21. h4 d5 {
Oliveira,M (1549)-Richard,E (2070) Famalicao 2017 0-1}) 7... Nf6 8. Re1 fxe4
$146 ({RR} 8... Be7 9. c3 fxe4 10. dxe4 O-O 11. Qb3+ Kh8 12. Na3 Nh5 13. Be3
Nf4 14. Bxf4 Rxf4 15. Re3 Qe8 16. Nc4 Be6 17. Qa4 Qg6 18. Kh2 Raf8 19. Ncd2 d5
20. Nxe5 Qh5 21. Nd3 Rh4 22. Qxc6 Bg5 23. Qxe6 {Shemenko,G (1746)-Chuprova,I 
(1972) St Petersburg 2012 1-0 (37)}) ({RR} 8... Be7 9. Nbd2 O-O 10. c3 h6 11.
d4 cxd4 12. cxd4 Nxe4 13. dxe5 d5 14. Qc2 Qb6 15. Nb3 c5 16. Rd1 Be6 17. Bd2
Qa6 18. Ba5 Rfc8 19. Be1 d4 20. Nbd2 Bd5 21. Rdc1 d3 22. Qd1 c4 23. Nd4 {
Cap,A (2038)-Juptner,J (2338) Janske Lazne 2013 0-1 (47)}) ({RR} 8... Be7 9.
Nbd2 O-O 10. exf5 Bxf5 11. Ne4 Nxe4 12. dxe4 Be6 13. Be3 h6 14. Qe2 Qe8 15. Bd2
Qg6 16. Kh1 Rf7 17. Ng1 Raf8 18. f3 Bh4 19. Red1 Bg3 20. Be1 d5 21. Bxg3 Qxg3
22. a4 d4 23. b3 {Karatas,K (1741)-Sideris,N (2017) Katerini 2014 0-1 (48)}) 9.
dxe4 Be7 10. Bg5 h6 11. Bxf6 Bxf6 12. Qd3 g5 13. Rd1 Be7 14. Nxe5 dxe5 15. Qf3
Qc7 16. Qh5+ Kf8 17. Qg6 Rg8 18. Qxh6+ Kf7 19. Rd3 g4 20. Qh5+ Kg7 21. Rg3 Rh8
22. Rxg4+ Bxg4 23. Qxg4+ Kf7 24. Na3 Bf6 25. Nc4 Qe7 26. b3 Qe6 27. Qf3 Rad8
28. Qe3 Be7 29. Qf3+ Ke8 30. Qg3 Rd4 31. Re1 Rh4 32. f3 Rh5 33. Qg7 Qf7 34. Qg4
Rd8 35. g3 Rg5 36. Qh4 Rg8 37. Qh6 Rxg3+ 38. Kh2 Qf4 39. Qh8+ Rg8+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.15"]
[White "Melian, Juan Sebastian"]
[Black "De Paula, Luan Araujo"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2238"]
[BlackElo "1863"]
[PlyCount "60"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bg5 Qb6 ({RR} 4... Nf6 5. Bxf6 gxf6 6. Nc3 e6
7. e3 Nd7 8. Bd3 f5 9. h3 h5 10. h4 Nf6 11. Nge2 Bd6 12. Qb3 a6 13. Rc1 b5 14.
a4 b4 15. Nb1 Bd7 16. Qd1 Qa5 17. b3 Ne4 18. Kf1 Ke7 19. f3 {Mamedyarov,S 
(2808)-Aronian,L (2764) Paris FRA 2018 0-1 (32)}) 5. Nc3 Qxb2 $146 ({RR} 5...
e6 6. Qd2 Nc6 7. e3 h6 8. Bh4 Bd7 9. Nf3 Nf6 10. Bxf6 gxf6 11. Bd3 f5 12. h3 h5
13. h4 Bd6 14. g3 Ne7 15. Rc1 Ng8 16. Ne5 Nf6 17. f3 Rg8 18. Kf2 a6 19. Ne2 Ke7
20. Nf4 {Nabaty,T (2586)-Cerveny,M (2357) Pardubice 2013 1-0 (64)}) ({RR} 5...
Nc6 6. Qd2 f6 7. Bf4 Qxd4 8. Nxd5 e5 9. Nf3 Qxd2+ 10. Bxd2 Bd6 11. e4 Nge7 12.
Bc4 Bg4 13. Bc3 O-O-O 14. Rc1 Kb8 15. a3 Nxd5 16. Bxd5 Ne7 17. Bb3 Bxf3 18.
gxf3 g5 19. Ke2 Bc7 20. Bd2 {Suder,J (2349)-Stanisz,P (2158) Krakow POL 2022 1/
2-1/2}) ({RR} 5... e6 6. Qd2 Nc6 7. e3 Be7 8. Bxe7 Ngxe7 9. Bd3 Bd7 10. a3 Na5
11. Qc2 Qb3 12. Nf3 Qxc2 13. Bxc2 Rc8 14. Nd2 Rc7 15. Bd3 Nc8 16. b4 Rxc3 17.
Ke2 Nb3 18. Nxb3 Rxb3 19. Kd2 Rb2+ 20. Kc3 {Janzelj,L (2158)-Chiburdanidze,M 
(2500) Monaco MNC 2019 0-1}) ({RR} 5... e6 6. Qd2 Nc6 7. e3 Bd7 8. Nf3 Nf6 9.
Bxf6 gxf6 10. a3 Na5 11. Rb1 Nb3 12. Qd1 a6 13. Nd2 Nxd2 14. Qxd2 a5 15. Bd3
Rc8 16. O-O Bh6 17. Qe2 Qd6 18. Qh5 Bg7 19. e4 dxe4 20. Nxe4 {Aagaard,G (2042)
-Hernandez,A (1950) Lubbock USA 2018 1-0 (31)}) 6. Nxd5 Na6 7. Rb1 Qxa2 8. e4
e6 9. Bb5+ Bd7 10. Ra1 Bxb5 11. Rxa2 exd5 12. f3 Nb4 13. Rd2 dxe4 14. fxe4 Nf6
15. Qf3 Rc8 16. Ne2 Nc2+ 17. Kf2 Bb4 18. Rc1 Bxd2 19. Bxd2 O-O 20. e5 Bxe2 21.
Qxe2 Nxd4 22. Qd3 Ng4+ 23. Kg3 Nc6 24. Qd7 Ngxe5 25. Qxb7 Rb8 26. Qa6 Rb3+ 27.
Rc3 Rxc3+ 28. Bxc3 h6 29. Bxe5 Nxe5 30. Qxa7 Re8 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.16"]
[White "Martins De Aguiar, Marina"]
[Black "Cunha, Lucas Aguiar"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "1862"]
[BlackElo "2230"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8.
Kh1 Bb4 9. f3 O-O 10. Nxc6 ({RR} 10. g4 d6 11. g5 Nd7 12. f4 b5 13. f5 Nxd4 14.
Qxd4 Bc5 15. Qd3 Ne5 16. Qg3 b4 17. Na4 exf5 18. Nxc5 Qxc5 19. Be3 Qxc2 20. Bh5
Qxe4+ 21. Kg1 Bb7 22. Rad1 Nd3 23. Qf3 g6 24. Qxe4 Bxe4 {Basil,S (1596)-Ahmed,
W (1904) Tornelo INT 2021 0-1 (37)}) 10... bxc6 ({RR} 10... dxc6 11. Qe1 e5 12.
Be3 Be6 13. a3 Be7 14. Qf2 b5 15. Nb1 Nd7 16. c4 h6 17. cxb5 cxb5 18. Nc3 Bc5
19. Nd5 Bxd5 20. exd5 Qd6 21. Rfd1 Rac8 22. a4 b4 23. Rac1 Rc7 24. Rc4 Rfc8 25.
Bxc5 {Varga,D (2330)-Cvek,R (2473) Brezova pod Bradlom 2010 0-1 (55)}) 11. Bd2
$146 ({RR} 11. Bg5 d5 12. Bd3 Qa5 13. e5 Nd7 14. f4 f6 15. exf6 Nxf6 16. Ne2
Ng4 17. Nd4 e5 18. Nxc6 Qb6 19. Nxb4 Qxb4 20. f5 Nf6 21. b3 Ne4 22. Be7 {
1/2-1/2 (22) Stojanovic,M (2189)-Misovic,S (1914) Cetinje 2008}) ({RR} 11. Bg5
d5 12. Bxf6 gxf6 13. Qd4 Be7 14. exd5 cxd5 15. Bd3 Qe5 16. Qh4 h5 17. f4 Qd6
18. Qxh5 {1-0 (18) Valledor Martinez,L-Diaz Iglesias,J Gijon 1994}) ({RR} 11.
Qd4 c5 12. Qd3 h6 13. a3 Ba5 14. Be3 Rd8 15. Na4 d5 16. Bxc5 dxe4 17. Qe3 Qe5
18. Be7 Re8 19. Bxf6 Qxf6 20. Qxe4 Bd7 21. Nc5 Rad8 22. Nxd7 Rxd7 23. Qa4 Qd8
24. Bxa6 Rd2 25. Bd3 Bb6 {Krishnakumar,S (1280)-Pingin,A (1636) Batumi 2016
1-0 (67)}) 11... Rb8 12. Rb1 d5 13. Bd3 d4 14. Ne2 Bxd2 15. Qxd2 c5 16. b3 e5
17. Qg5 h6 18. Qh4 Be6 19. f4 c4 20. bxc4 Rxb1 21. Rxb1 Bxc4 22. fxe5 Bxd3 23.
cxd3 Qxe5 24. h3 Rc8 25. Qe1 Rc2 26. a4 Nh5 27. Kg1 g6 28. Qf2 Ra2 29. Qxd4
Qxd4+ 30. Nxd4 Nf4 31. a5 Rxg2+ 32. Kf1 Ra2 33. Nc6 Nxd3 34. Rb6 Nc5 35. e5 Rh2
36. Nb8 Rxh3 37. Nxa6 Nxa6 38. Rxa6 Re3 39. Ra8+ Kg7 40. Re8 Ra3 41. Ra8 g5 42.
Ra6 Ra2 43. Ra7 Kg6 44. a6 h5 45. Ra8 Kf5 46. a7 Kg4 47. Ke1 h4 48. Kf1 h3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.17"]
[White "Aranha Filho, Alvaro Z."]
[Black "Santos, Abel Cardoso Dos"]
[Result "1-0"]
[ECO "E80"]
[WhiteElo "2201"]
[BlackElo "1854"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nbd7 6. Bg5 c6 7. Qd2 h6 8. Be3 e5
({RR} 8... a6 9. a4 Qa5 10. Rb1 c5 11. dxc5 dxc5 12. Nge2 Ne5 13. Nf4 e6 14.
Be2 Bd7 15. O-O Rd8 16. Qd6 Nc6 17. Qxc5 Qc7 18. Nd3 Bf8 19. Qb6 Qxb6 20. Bxb6
Rc8 21. e5 Nh7 22. f4 Nb8 23. b3 {Klimpel,S (1867)-Wittkugel,F (1977)
Bodenmais 2016 1/2-1/2 (52)}) 9. d5 c5 10. Bd3 $146 ({RR} 10. Nb5 Nb8 11. a3 a6
12. Nc3 Qa5 13. Bd3 Bd7 14. a4 g5 15. g4 h5 16. Bxg5 hxg4 17. fxg4 Nxg4 18. Qe2
Bf6 19. Nf3 Qd8 20. Bxf6 Qxf6 21. O-O-O Rh3 22. Rdf1 Qh6+ 23. Qd2 Ne3 24. Rf2
b5 {Godinho,M (1934)-Preto,D (2020) Sintra 2013 0-1 (48)}) 10... Qa5 11. Nge2
Nb6 12. O-O Na4 13. Nxa4 Qxa4 14. Nc3 Qa5 15. a3 Qd8 16. b4 b6 17. Bc2 Bd7 18.
Rfe1 Kf8 19. bxc5 dxc5 20. a4 Ne8 21. a5 Nd6 22. axb6 axb6 23. Bd3 Rxa1 24.
Rxa1 Kg8 25. Ra6 Kh7 26. Qb2 Nc8 27. Nb5 Bc6 28. Ra3 Bd7 29. Na7 Nd6 30. Ra6
1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.18"]
[White "Deus Filho, Joaquim De"]
[Black "Tsuboi, Edson Kenji"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1848"]
[BlackElo "2200"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nf6 7. h3 Rb8 8. Qd2 b5
9. Bh6 Bxh6 10. Qxh6 Nd4 11. Qd2 b4 12. Nd1 e5 13. c3 bxc3 14. bxc3 Nc6 $146 ({
RR} 14... Ne6 15. Ne2 O-O 16. O-O d5 17. exd5 Nxd5 18. Nb2 Ng5 19. h4 Ne6 20.
Nc4 f6 21. Rab1 Bb7 22. Rb2 Nb6 23. Ne3 Bxg2 24. Kxg2 Rf7 25. Qc2 Kg7 26. Rd1
Rd7 27. a4 Nd5 28. Nxd5 Rxd5 29. Rxb8 {Theissl Pokorna,R (2296)-Rogule,L (2286)
chess.com INT 2021 0-1 (41)}) 15. c4 Nd4 16. Nf3 Be6 17. Nxd4 cxd4 18. O-O Nh5
19. Kh2 g5 20. Qc2 O-O 21. Bf3 Nf6 22. g4 Nd7 23. Be2 Nc5 24. f3 Qa5 25. Nf2
Rb6 26. Rfb1 Rfb8 27. Bf1 Bd7 28. Rxb6 Rxb6 29. Qc1 f6 30. Kg3 Ba4 31. h4 h6
32. hxg5 hxg5 33. Be2 Kg7 34. Qh1 Rb8 35. Rb1 Rh8 36. Qc1 Qc3 37. Qb2 Kg6 38.
Kg2 Ne6 39. Kg3 Bc2 40. Qxc3 dxc3 41. Rc1 Nd4 42. Bd1 Bxd1 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.19"]
[White "Terao, Juliana Sayumi"]
[Black "Jenidarchiche, Douglas Rodrigo"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "2198"]
[BlackElo "1845"]
[PlyCount "66"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Marin,M} e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 ({RR} 4... d6 5. c3 ({RR} 5.
O-O Bd7 6. d4 exd4 7. Nxd4 b5 8. Nxc6 Bxc6 9. Bb3 Nf6 10. c4) 5... g6 6. d4 Bd7
7. O-O Bg7 8. Re1 b5 9. Bc2 exd4 10. cxd4 Bg4 11. Be3 Nge7 12. Nc3 O-O 13. Rc1)
5. d3 d6 6. c3 Be7 7. O-O Bg4 8. h3 Bh5 9. Nbd2 ({RR} 9. Re1 Nd7 10. Be3 h6 11.
g4 ({RR} 11. Nbd2 Bg5) 11... Bg6 12. Nbd2 Bg5 ({RR} 12... h5) 13. Nxg5 hxg5 14.
Kg2) 9... Nd7 10. Re1 Nc5 11. Bc2 Ne6 12. Nf1 Bg5 ({RR} 12... Ng5 13. N1h2 ({RR
} 13. Bxg5 Bxg5 14. Ng3 Bxf3 15. Qxf3 g6) 13... O-O ({RR} 13... Nxf3+ 14. Nxf3
O-O 15. g4 Bg6 16. d4 exd4 17. Nxd4) 14. Ng4 Kh8 15. Be3 Nxf3+ 16. Qxf3 Bg6 17.
d4 exd4 18. cxd4 Nb4 19. Bb1 d5) 13. Ng3 Bxf3 ({RR} 13... Bxc1 14. Rxc1 Bg6 15.
d4 Nf4 16. Ba4 Qf6 17. Bxc6+ bxc6 18. Re3 O-O 19. Qa4 c5 20. dxc5 dxc5 21. Qc4
Rab8 22. b4) 14. Qxf3 O-O ({RR} 14... Bxc1 15. Raxc1 O-O 16. b4 ({RR} 16. a3
Ne7 17. Bb3 Ng6 18. Qg4 Ngf4 19. Nh5 Nxh5 20. Qxh5 Nf4 21. Qf3 g6) 16... Ne7
17. Nf5 Ng6 ({RR} 17... g6 18. Ne3) 18. g3) 15. Be3 Bxe3 $146 ({RR} 15... g6
16. Ne2 Kg7 17. d4 exd4 18. cxd4 Bxe3 19. Qxe3 Qf6 20. Rad1 Rfe8 21. d5 Nb4 22.
Bb1 Nc5 23. a3 Qxb2 24. axb4 Qxb4 25. Nd4 f6 26. f4 Re7 27. Qg3 Kf7 28. Qh4 Kg7
29. e5 Rf7 30. f5 {Smyslov,V-Ragozin,V Moscow (Russia) 1940 1-0 (32)}) ({RR} 
15... g6 16. Bb3 Kg7 17. Ne2 Nc5 ({RR} 17... Bxe3 18. Qxe3 Qg5 19. Qxg5 Nxg5
20. Bd5 ({RR} 20. f4 Ne6 21. g3 Rae8 22. Kg2 f5) 20... Rae8 ({RR} 20... f5 21.
exf5 gxf5 22. d4) 21. b4 f5 22. a4 f4 23. f3 Ne6 24. d4 exd4 25. b5) 18. Bc2 f5
({RR} 18... Ne6 19. d4 {RR} Bxe3 ({RR} 19... exd4 20. cxd4 Bxe3 21. Qxe3 Qf6
22. Rad1) 20. Qxe3 Na5 ({RR} 20... Ne7 21. Rad1 Qe8 22. Qg3) 21. b3 ({RR} 21.
Rad1 Nc4 22. Qg3 Qf6) 21... Qh4 22. d5 Nc5 23. c4) 19. Bxc5 dxc5 20. exf5 Rxf5
({RR} 20... gxf5 21. Ng3 Qd7 22. Bb3) 21. Qg4 Bh4 22. Rf1 Kh8 23. Ba4 b5 24.
Bb3 Na5 25. Be6 ({RR} 25. Qe4 Rb8 ({RR} 25... Nxb3 26. axb3) ({RR} 25... c4 26.
Bc2) 26. g3 Be7 27. Be6 Rf6 28. Qxe5 Qxd3 29. Rad1 Qc2 30. Bb3 Nxb3 31. Qxe7)
25... Rf8 26. a4 Qf6 27. g3 h5 28. Qxh4 Qxe6 29. Qe4 Qf5 30. Qxf5 {
Nepomniachtchi,I (2634)-Mamedyarov,S (2752) Dortmund 2008 CBM 125 [Marin,M] 1/
2-1/2 (40)}) 16. fxe3 Qg5 17. Qf2 Ne7 18. Rf1 c5 19. a4 b6 20. Bb3 Rad8 21. Nf5
Nxf5 22. exf5 Nc7 23. d4 Ne8 24. Rad1 Nf6 25. Bc4 a5 26. dxe5 dxe5 27. Qf3 e4
28. Qf4 Qxf4 29. exf4 Nh5 30. Rxd8 Rxd8 31. g4 Ng3 32. Re1 h5 33. gxh5 Rd2
1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.20"]
[White "Sanches De Carvalho, Fabio"]
[Black "Marra, Eduardo Da Costa"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1838"]
[BlackElo "2189"]
[PlyCount "56"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. d4 g6 3. c4 d6 4. Nc3 Bg7 5. e3 O-O 6. Be2 Nbd7 7. O-O e5 8. b3
Re8 9. dxe5 ({RR} 9. h3 e4 10. Nd2 h5 11. b4 Nf8 12. Re1 Bf5 13. Bb2 Qd7 14.
Nd5 Nxd5 15. cxd5 Qe7 16. Rc1 Nh7 17. Qc2 Qg5 18. Qxc7 Bxh3 19. Bf1 Bf8 20.
Qxb7 Nf6 21. Qa6 Bc8 22. Qa4 Bd7 23. Qd1 Bg4 {Mamedyarov,S (2774)
-Nepomniachtchi,I (2775) Zagreb CRO 2019 0-1 (32)}) 9... dxe5 ({RR} 9... Nxe5
10. Nxe5 Rxe5 11. Bb2 Re8 12. Bf3 c6 13. Qd2 Bg4 14. Bxg4 Nxg4 15. Rfd1 Qh4 16.
h3 Ne5 17. Ne4 {0-1 (17) Chernikov,V (2225)-Gerzhoy,L (2348) chess.com INT 2021
}) 10. Qc2 $146 ({RR} 10. Bb2 e4 11. Nd2 Qe7 12. Re1 Nf8 13. Nf1 c6 14. Qc2 h5
15. Rac1 h4 16. Red1 h3 17. g3 N8h7 18. Nb1 Ng4 19. Nbd2 Ng5 20. Bxg7 Kxg7 21.
Qc3+ Kg8 22. Re1 Ne5 23. f4 exf3 {0-1 (23) Charrier,J (1799)-Rymskyy,A (2151)
Val Thorens 2008}) ({RR} 10. Bb2 e4 11. Nd4 a6 12. Nc2 Nc5 13. Qxd8 Rxd8 14.
Rad1 Bg4 15. Bxg4 Nxg4 16. h3 Ne5 17. Ba3 Ned3 18. Nd4 f5 19. Nd5 Be5 20. b4
Na4 21. Ne6 Rd7 22. f3 Nc3 23. Nxc3 Bxc3 24. fxe4 fxe4 {Andreasen,P (2290)
-Jelling,E (2400) Denmark 1992 0-1 (33)}) ({RR} 10. Ba3 e4 11. Nd2 Nf8 12. Rc1
Bf5 13. Qc2 h5 14. Rfd1 N8d7 15. c5 c6 16. Nc4 Qe7 17. Nd6 Ne5 18. h3 Kh8 19.
Bc4 Nxc4 20. bxc4 Nh7 21. Ne2 h4 22. Bb2 Nf6 23. Be5 Kg8 24. Nxe8 Rxe8 {
Barcza,G-Ciocaltea,V Moscow (Russia) 1956 1-0 (55)}) 10... e4 11. Nd4 c6 12.
Bb2 Qa5 13. Rfe1 Qg5 14. g3 Nc5 15. h4 Qe5 16. b4 Na6 17. a3 Bg4 18. Rab1 Rad8
19. Nb3 Qh5 20. Rbd1 Bf3 21. Nd4 c5 22. Nxf3 exf3 23. Bf1 cxb4 24. Nb5 b3 25.
Qb1 Nc5 26. Nd4 Nce4 27. Bd3 Qg4 28. Kh2 Nxf2 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.21"]
[White "Batista, Renato Luiz"]
[Black "Da Cunha, Gabriela Goes"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2174"]
[BlackElo "1837"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Bf5 6. d3 e6 7. g3 Be7 8. Bg2
O-O 9. O-O Nbd7 10. h3 h6 $146 ({RR} 10... Nb6 11. b3 a5 12. a3 Bg6 13. Bb2 a4
14. b4 Nfd7 15. d4 Bxe4 16. Qxe4 Nc4 17. Bc1 Nd6 18. Qd3 Bf6 19. Bf4 Nf5 20.
Rad1 g6 21. g4 Nh4 22. Nxh4 Bxh4 23. b5 Rc8 24. bxc6 bxc6 25. Qa6 {Koehn,L 
(1989)-Doyle,J (1850) Dundee 2017 1-0 (45)}) 11. Bf4 Nd5 12. Bd2 Rc8 13. c4
N5f6 14. Bc3 Nc5 15. Nxc5 Bxc5 16. Rfd1 Be7 17. Ne5 Nd7 18. d4 Nxe5 19. Qxe5
Bf6 20. Qe3 Qb6 21. b4 Qa6 22. Bf1 b5 23. c5 Qb7 24. a4 a6 25. axb5 axb5 26. d5
Bxc3 27. dxc6 Qxc6 28. Qxc3 Rfd8 29. Qe5 Qf3 30. Rxd8+ Rxd8 31. Bg2 Rd1+ 32.
Rxd1 Qxd1+ 33. Kh2 Qd2 34. Qf4 Qxf4 35. gxf4 Kf8 36. Bf1 e5 37. Bxb5 exf4 38.
Ba6 Ke7 39. Bb7 Kd8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.22"]
[White "Hirota Da Silva, Nilton"]
[Black "Fernandes De Sousa, Julio Cesar"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1827"]
[BlackElo "2162"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bg5 d5 3. e3 Nbd7 4. Nf3 e6 5. Nbd2 Be7 6. Bd3 O-O 7. O-O b6 8.
Re1 ({RR} 8. e4 dxe4 9. Nxe4 Bb7 10. Qe2 c5 11. dxc5 Nxc5 12. Nxc5 bxc5 13.
Rad1 Qa5 14. Bc4 Qc7 15. Ne5 Nd5 16. Bxe7 Qxe7 17. Bxd5 exd5 18. Rfe1 Qc7 19.
Qg4 Rad8 20. Nd3 Rd6 21. Nf4 d4 22. Re5 Rf6 {Cristobal,M (2208)-Cubas,J (2536)
Montevideo 2011 1-0 (107)}) 8... Bb7 9. Rc1 ({RR} 9. c3 h6 10. Bh4 c5 11. Qb1
Rc8 12. h3 Re8 13. a4 a5 14. g4 Qc7 15. Kg2 Bd6 16. Nf1 g5 17. Bg3 Kg7 18. Bxd6
Qxd6 19. Ng3 Rh8 20. Rg1 Rcg8 21. Bb5 Kf8 22. b4 cxb4 23. cxb4 axb4 {Trojan,L 
(1995)-Burda,J (1812) Stare Mesto CZE 2018 1/2-1/2 (41)}) 9... Ne4 $146 ({RR} 
9... c5 10. c3 h6 11. Bf4 Nh5 12. Be5 f6 13. Bf4 f5 14. Be5 g5 15. Nxg5 Bxg5
16. Qxh5 Nxe5 17. dxe5 Qe8 18. Qh3 Qg6 19. f4 Bd8 20. Rf1 Qg4 21. Rf3 Bh4 22.
Qxg4+ fxg4 23. Rff1 Kg7 24. g3 {Villa,M-Rossini,W Bratto 2006 1-0 (31)}) 10.
Bf4 f5 11. Bxe4 dxe4 12. Ne5 Nxe5 13. Bxe5 Bd6 14. Bxd6 cxd6 15. f4 exf3 16.
Nxf3 b5 17. Rf1 Rc8 18. Qd2 a5 19. c3 Bd5 20. a3 Rf6 21. Rf2 Qc7 22. Re1 h6 23.
Qd1 b4 24. axb4 axb4 25. cxb4 Qb7 26. Nd2 Rff8 27. g4 Qxb4 28. gxf5 Rxf5 29.
Rxf5 exf5 30. Nf1 Qxb2 31. Re2 Qc3 32. Qe1 Qa3 33. Qg3 Rc1 34. Rf2 Be4 35. h4
Qb3 36. h5 Qf7 37. Qh4 Qc7 38. Qf4 Rc2 39. Rxc2 Qxc2 40. Qf2 Qd1 41. Qh2 Bd3
42. Qf2 Qxh5 43. Ng3 Qg4 44. Kh2 Qh4+ 45. Kg2 Kh7 46. Qf4 Qxf4 47. exf4 g5 48.
fxg5 hxg5 49. Nh5 Kg6 50. Ng3 f4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.23"]
[White "Awoki, Daniel Teidi"]
[Black "Rigonati, Eduardo Enrico Sant"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2152"]
[BlackElo "1827"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 a5 7. Bb2 c6 8. Qc2
Nbd7 9. d3 ({RR} 9. a3 Qb6 10. d3 Re8 11. Nbd2 Bf8 12. d4 g6 13. Rfe1 Bg7 14.
e4 Nxe4 15. Nxe4 dxe4 16. Rxe4 c5 17. Rd1 a4 18. Re3 Qc7 19. d5 axb3 20. Qxb3
Ra6 21. Bxg7 Kxg7 22. Qc3+ Kg8 23. Rde1 Nf8 {Timman,J (2620)-Bellon Lopez,J 
(2415) Las Palmas 1981 1-0 (38)}) ({RR} 9. Nc3 b6 10. d3 Bb7 11. e4 Rc8 12.
Rfe1 Bb4 13. a3 Bxc3 14. Bxc3 dxe4 15. dxe4 c5 16. Rad1 Qc7 17. e5 Bxf3 18.
Bxf3 Ne8 19. Re4 Nb8 20. Rh4 g6 21. Qd2 f5 22. exf6 Nxf6 23. Qg5 Nbd7 {Bosboom,
M (2405)-Markus,J (2090) Amsterdam 2017 1-0}) 9... a4 10. e4 dxe4 $146 ({RR} 
10... Qa5 11. Nbd2 b5 12. exd5 cxd5 13. Nd4 Bb7 14. Nxb5 Rfc8 15. Bc3 Qa6 16.
Nd4 e5 17. Nf5 Bf8 18. Rab1 d4 19. Bxb7 Qxb7 20. bxa4 Qc6 21. Bb4 Rxa4 22. a3
Nd5 23. Bxf8 Kxf8 24. Ne4 N5f6 25. Ned6 {Abolianin,A (2349)-Van der Stricht,G 
(2383) Gent 2000 0-1 (33)}) 11. dxe4 axb3 12. axb3 Rxa1 13. Bxa1 Qa5 14. Bc3
Qh5 15. e5 Ng4 16. Re1 Bc5 17. Re2 f6 18. exf6 Ndxf6 19. h3 Nxf2 20. Rxf2 Bxf2+
21. Kxf2 Qf5 22. Qxf5 exf5 23. Nfd2 f4 24. g4 Bxg4 25. hxg4 Nxg4+ 26. Kf3 Nh2+
27. Ke4 g5 28. Nf3 Nxf3 29. Bxf3 Re8+ 30. Be5 Ra8 31. Kf5 h6 32. Nd2 Rf8+ 33.
Kg6 Re8 34. Bf6 Re3 35. Bg4 h5 36. Bf5 g4 37. Ne4 Kf8 38. Nc5 g3 39. Ne6+ Ke8
40. Ng7+ Kf8 41. Ne6+ Ke8 42. Kg7 Kd7 43. Nxf4+ Kd6 44. Bd4 Rxb3 45. c5+ Kc7
46. Be5+ Kd8 47. Ne6+ Ke8 48. Bf6 Kd7 49. Nd4+ Kc7 50. Be5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.24"]
[White "Branquinho, Eduardo De Medeiros"]
[Black "Saito, Vinicius"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1815"]
[BlackElo "2147"]
[PlyCount "103"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 O-O 12. Nc2 Bg5 13. Be2 Rb8 14. O-O g6
15. Qd3 ({RR} 15. a4 bxa4 16. Ncb4 Nxb4 17. cxb4 f5 18. exf5 gxf5 19. Rxa4 Kh8
20. Bxa6 Be6 21. Be2 Rg8 22. b5 Rg7 23. Ra6 Bc8 24. Rc6 Bb7 25. Qc2 e4 26. Qc3
f4 27. Bc4 f3 28. g3 Bxc6 29. bxc6 Qc8 {Gabrielian,A (2459)-Vidit,S (2727)
chess.com INT 2021 1-0 (52)}) 15... Bb7 $146 ({RR} 15... Kh8 16. Rad1 f5 17.
Bf3 Be6 18. g3 Rf7 19. Qe2 Qc8 20. exf5 gxf5 21. Bg2 Rg7 22. f4 Bd8 23. Kh1 e4
24. Nce3 Na5 25. g4 fxg4 26. f5 Bf7 27. Bxe4 h5 28. f6 Rg5 29. Nf5 Qd7 30. Qe3
{De Souza,M (2355)-Toloza Soto,P (2230) Buenos Aires 1995 1-0 (34)}) ({RR} 
15... Kh8 16. Rfd1 f5 17. Bf3 a5 18. Nde3 f4 19. Qxd6 Qxd6 20. Rxd6 fxe3 21.
Rxc6 exf2+ 22. Kxf2 Rd8 23. Re1 Bb7 24. Rc5 Rd2+ 25. Re2 Rxe2+ 26. Kxe2 Bc1 27.
Ne1 Bxb2 28. Nd3 Ba1 29. Rxe5 Rd8 30. Rc5 {Martinovic,S (2415)-Barle,J (2450)
Zagreb 1977 1-0 (55)}) ({RR} 15... Be6 16. Rfd1 f5 17. f3 Rb7 18. Nce3 Bh6 19.
a4 f4 20. Nf1 Na5 21. axb5 axb5 22. Nd2 Nc4 23. Ra6 Nxb2 24. Qb1 Nxd1 25. Bxd1
Bxd5 26. exd5 Rb6 27. Ra5 Qb8 28. Qb4 Bg5 29. Ne4 Be7 30. Be2 {Wolf,D-Maugg,L
Pang 1977 1-0 (39)}) 16. Rad1 Re8 17. Nce3 Kg7 18. g3 Ne7 19. f4 exf4 20. gxf4
Nxd5 21. Nxd5 Bf6 22. Bf3 a5 23. Rfe1 Bxd5 24. Qxd5 Qb6+ 25. Kg2 Rbd8 26. Be2
b4 27. Bc4 Qa7 28. cxb4 axb4 29. Re2 Rc8 30. b3 Red8 31. Qd3 Rc5 32. Qe3 Qe7
33. Rd3 Ra5 34. Qb6 Rda8 35. Qxb4 Rxa2 36. Rdd2 Rxd2 37. Qxd2 g5 38. Qd5 Rd8
39. fxg5 Bxg5 40. Rf2 f6 41. Ra2 Rd7 42. Ra8 Rd8 43. Rxd8 Qxd8 44. Qf7+ Kh8 45.
Kg3 d5 46. Qxd5 Qc7+ 47. Kg2 Kg7 48. Qe6 Qf4 49. Qf7+ Kh6 50. Qf8+ Kh5 51. Be2+
Kh4 52. Qe8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.25"]
[White "Silva, Kaua Marques"]
[Black "Van Riemsdijk, Dirk D."]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2142"]
[BlackElo "1789"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 Qb6 7. Nc3 a6 8. Na4
Qa5+ 9. c3 c4 10. b4 Qc7 11. O-O Nd7 12. Nh4 Ne7 13. Qd2 $146 ({RR} 13. Nc5
Nxc5 14. bxc5 Qa5 15. Qd2 b6 16. cxb6 Qxb6 17. g4 Be4 18. f3 Bg6 19. Nxg6 hxg6
20. Rab1 Qc7 21. f4 f6 22. Rb2 Nc6 23. Rfb1 Na5 24. Qc2 Kf7 25. Qa4 Be7 26. Rb6
Rh3 27. Bf2 Bd8 {Keskisarja,T (2315)-Vesalainen,P Kankaanpaa 1997 1-0 (36)})
13... h6 14. Nxf5 Nxf5 15. g4 Nh4 16. f4 f5 17. Bf2 Be7 18. Bxh4 Bxh4 19. gxf5
exf5 20. Bh5+ Ke7 21. Qg2 g6 22. Qh3 g5 23. Qxf5 Raf8 24. Qg4 Qc6 25. Nb2 a5
26. a3 Rhg8 27. f5 Nb6 28. bxa5 Na4 29. Nxa4 Qxa4 30. Rab1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.26"]
[White "Lima, Hamilton Da Silva"]
[Black "Ribeiro, Matheus Mendes Domi"]
[Result "0-1"]
[ECO "D42"]
[WhiteElo "1778"]
[BlackElo "2130"]
[PlyCount "65"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Ftacnik,L} e6 2. Nf3 c5 3. c3 Nc6 4. d4 d5 5. Bd3 cxd4 6. cxd4 Bb4+ 7.
Nc3 dxe4 8. Bxe4 Nf6 9. Bc2 O-O 10. O-O b6 11. Bg5 Be7 12. a3 Ba6 13. Re1 Rc8
14. Rc1 h6 ({RR} 14... Nd5 15. Ne4 ({RR} 15. Nxd5 Bxg5 16. Nxg5 Qxg5) 15...
Bxg5 16. Nfxg5 h6 17. Nf3 ({RR} 17. Qh5 Nxd4) 17... Qe7 18. Nc3 ({RR} 18. Ba4
Bb7 19. b4 Rfd8) 18... Nxc3 ({RR} 18... Rfd8 19. Nxd5 Rxd5 20. Be4 Rd6 21. Qa4
Bb7 22. d5) 19. bxc3 Rfd8 20. a4 Bc4 21. Re3 Bd5 22. Qd3 g6 23. Rce1 Qf6 24.
Qd2 {1/2-1/2 (24) Balashov,Y (2565)-Huebner,R (2600) Tilburg 1977 MCL [Ftacnik,
L]}) 15. Bh4 Nd5 16. Bg3 $146 ({RR} 16. Bxe7 Ncxe7 17. Bb1 Nf6 18. Ne5 Qd6 19.
Qa4 b5 20. Qa5 Rb8 21. Ba2 b4 22. axb4 Rxb4 23. Nxf7 Rxf7 24. Bxe6 Bc4 25.
Bxf7+ Kxf7 26. Qxa7 Rxb2 27. Na4 Re2 28. Rxe2 Bxe2 29. Nc5 Ng4 30. Qa2+ Ke8 {
Sjugirov,S (2650)-Sorokin,A (2486) Sochi 2017 1-0 (63)}) 16... Na5 17. Nxd5
Qxd5 18. Re5 Qd7 19. Rb1 Qc6 20. Rc1 Kh8 21. b4 Nb3 22. Nd2 Nxd2 23. Qxd2 Qc3
24. Qd1 Rfd8 25. Re4 Qb2 26. Bf4 Bf6 27. Be3 Rc3 28. Bb1 Qxa3 29. Rxc3 Qxc3 30.
Rg4 e5 31. d5 Rxd5 32. Bd4 Rxd4 33. Rxd4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.27"]
[White "Do Nascimento, Christian Almeida"]
[Black "Miragaia, Pedro Maddi Damian"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2123"]
[BlackElo "1769"]
[PlyCount "105"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Bc4
Nc6 9. Bb3 Bd7 10. Qd2 Rc8 11. h4 h5 12. O-O-O Ne5 13. g4 Nc4 14. Bxc4 Rxc4 15.
Nb3 ({RR} 15. Rdg1 e6 16. gxh5 Nxh5 17. Nde2 Qf6 18. Qxd6 Qxf3 19. Qd3 Bb5 20.
Nxb5 Rxe4 21. Rh3 Qxh3 22. Qxe4 Nf6 23. Rh1 Nxe4 24. Rxh3 a6 25. Nbc3 Nxc3 26.
Nxc3 f5 27. Bg5 e5 28. Kd2 e4 29. Ke3 Rc8 {Erneste,I (2365)-Bakalarz,L (2295)
Katowice 1993 1-0 (45)}) ({RR} 15. g5 Ne8 16. Qd3 Rc8 17. Rhg1 a6 18. Nb3 b5
19. Nd5 Rb8 20. Bd4 Bxd4 21. Qxd4 Nc7 22. Qa7 Nxd5 23. Rxd5 Be6 24. Rd3 Qb6 25.
Qxb6 Rxb6 26. f4 Rc8 27. Nd4 Bg4 28. Kd2 e5 29. fxe5 dxe5 {Van Riemsdijk,M 
(1767)-Ferreira,C (1466) Sao Paulo 2017 0-1 (52)}) 15... Kh7 16. e5 Nxg4 $146 (
{RR} 16... Ne8 17. gxh5 Bxe5 18. hxg6+ fxg6 19. h5 Qc8 20. hxg6+ Kxg6 21. Bd4
Bf4 22. Rdg1+ Kf5 23. Rh5+ Ke6 24. Re1+ Kf7 25. Qxf4+ Nf6 26. Rh7+ Ke8 27.
Rhxe7+ Kd8 28. Bxf6 Rxf6 29. Qxf6 {1-0 (29) Naxakis,T (1755)-Iosifidis,G (1545)
Chania 2003}) 17. fxg4 Bxg4 18. Rdf1 Bf5 19. Nd4 Bg4 20. exd6 Qxd6 21. Nb3 Qc7
22. Nd5 Qe5 23. Nc3 Bf5 24. Kb1 Rfc8 25. Bf4 Qf6 26. Bg5 Qc6 27. Rh2 b5 28. Rc1
b4 29. Nd1 f6 30. Be3 Qe4 31. Re2 Rxc2 32. Rxc2 Rxc2 33. Qxc2 Qxh4 34. Bc1
Bxc2+ 35. Rxc2 g5 36. Ne3 g4 37. Rc7 Qf2 38. Rxe7 g3 39. Nd4 g2 40. Nxg2 Qxg2
41. Nf5 h4 42. Rxg7+ Qxg7 43. Nxg7 Kxg7 44. Kc2 Kg6 45. Kd3 Kf5 46. Ke3 Kg4 47.
Kf2 h3 48. Bd2 a5 49. Be3 a4 50. b3 axb3 51. axb3 Kf5 52. Bc5 Ke4 53. Bxb4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.28"]
[White "Silva, Juliana Figueira Th"]
[Black "Cueto, Jonny"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1747"]
[BlackElo "2108"]
[PlyCount "98"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. e4 Bg4 5. Be3 ({RR} 5. d5 Nf6 6. Nc3 Na6 7. Be2
Nc5 8. Qc2 c6 9. O-O cxd5 10. exd5 Bf5 11. Qd1 Nfe4 12. Nxe4 Bxe4 13. Nd2 Bf5
14. Nb3 O-O 15. Nd4 Bd7 16. b3 Qb6 17. Be3 f5 18. f3 f4 19. Bf2 a5 {Socko,M 
(2479)-Bologan,V (2663) Gibraltar 2008 0-1}) 5... c5 ({RR} 5... Bxf3 6. gxf3 c5
7. Nc3 Qa5 8. Be2 Nc6 9. d5 Nd4 10. Bd2 Qc7 11. O-O Nf6 12. f4 O-O 13. Kh1 a6
14. a4 e6 15. Bd3 exd5 16. exd5 Qd7 17. Rg1 Qh3 18. Rg3 Qh4 19. Qf1 Nb3 20. Be3
{Armstrong,W (1868)-Kolodkin,D (2104) London 2016 0-1}) 6. Qa4+ Nd7 $146 ({RR} 
6... Qd7 7. Qxd7+ Nxd7 8. Nbd2 Bxf3 9. Nxf3 Ngf6 10. Bd3 Ng4 11. Bc2 Nxe3 12.
fxe3 Rc8 13. Ke2 Nb6 14. b3 Nd7 15. h4 h5 16. Rad1 b6 17. Rhg1 Bf6 18. Rdf1 b5
19. Bd3 b4 20. a3 Rb8 21. Ra1 {Lanchava,T (2389)-Wustefeld,C (2248)
Netherlands 2007 0-1 (41)}) 7. Nbd2 Bxf3 8. Nxf3 cxd4 9. Bxd4 Bxd4 10. Nxd4
Ngf6 11. Bd3 Qb6 12. Ne2 O-O 13. O-O Qxb2 14. Rab1 Qd2 15. Rfd1 Qh6 16. Bc2 Nc5
17. Qb5 b6 18. Nc3 Rfc8 19. Nd5 Nxd5 20. exd5 Rc7 21. Qb2 Nd7 22. Qd4 Rac8 23.
Bb3 Ne5 24. Qe4 f5 25. Qe2 Qf8 26. Rd4 Qf6 27. Rbd1 Ng4 28. f4 Qg7 29. h3 Nf6
30. Qe3 h5 31. g3 Kf8 32. Kh2 a6 33. Qe2 b5 34. cxb5 axb5 35. Qxb5 Ne4 36. Qf1
Rc2+ 37. Bxc2 Rxc2+ 38. Kg1 Nxg3 39. Qd3 Qxd4+ 40. Qxd4 Ne2+ 41. Kf1 Nxd4 42.
Rxd4 Rxa2 43. Kg1 Kf7 44. Kh1 Re2 45. Kg1 Re4 46. Rxe4 fxe4 47. Kf2 e6 48.
dxe6+ Kxe6 49. Ke3 Kf5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.29"]
[White "De Albuquerque, Ian Telek C."]
[Black "Fernandez Barrero, Javier"]
[Result "1-0"]
[ECO "C31"]
[WhiteElo "2089"]
[BlackElo "1743"]
[PlyCount "71"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d5 3. exd5 Qxd5 4. Nc3 Qe6 5. fxe5 Qxe5+ 6. Be2 Bg4 7. d4 Qe6 8.
Bf4 Bb4 ({RR} 8... c6 9. d5 Bxe2 10. Ngxe2 cxd5 11. Nxd5 Na6 12. Qd4 f6 13.
O-O-O Ne7 14. Nec3 Kf7 15. Rhe1 Qc6 16. Nb4 Nxb4 17. Qxb4 g6 18. Qb3+ Kg7 19.
Rd6 Qc8 20. Rxf6 Kxf6 21. Ne4+ {1-0 (21) Westerinen,H (2425)-Hirvonen,K Imatra
1997}) 9. Qd3 Ne7 10. Nf3 $146 ({RR} 10. Bd2 c6 11. O-O-O Bxc3 12. Bxc3 Bf5 13.
Qg3 Nd7 14. Re1 Qxa2 15. Bg4 Be6 16. Bxe6 fxe6 17. Bb4 Qa1+ 18. Kd2 Qxb2 19.
Qd6 Nd5 20. Rxe6+ Kd8 21. Bc5 Qc3+ 22. Kd1 Qa1+ 23. Kd2 Qc3+ 24. Kc1 {1/2-1/2 
(24) Mataga,P-Gloistein,B New Zeeland 1980}) 10... Nd5 11. Bd2 Nxc3 12. bxc3
Be7 13. O-O Nd7 14. Rae1 O-O-O 15. Ng5 Bxg5 16. Bxg5 f6 17. Bf3 Ne5 18. Rxe5
fxe5 19. d5 Qf5 20. Bxd8 Rxd8 21. Be4 Qh5 22. Rb1 Rd6 23. c4 Be2 24. Qe3 Rb6
25. Rxb6 axb6 26. c5 b5 27. c6 b6 28. Qa3 Kd8 29. Qa8+ Ke7 30. Qc8 Qh6 31.
Qxc7+ Kf8 32. Qd8+ Kf7 33. Qd7+ Kf6 34. Qf5+ Ke7 35. Qxe5+ Kf8 36. h3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.30"]
[White "Parijos De Melo, Luiz Claudio"]
[Black "Vargas, Gabriela"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1720"]
[BlackElo "2084"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 cxd4 7. O-O Bd7 8. Re1
h6 ({RR} 8... Nge7 9. h4 h6 10. a3 Rc8 11. b4 a6 12. Bb2 g5 13. Nh2 Bg7 14. Ng4
gxh4 15. cxd4 h5 16. Nf6+ Bxf6 17. exf6 Ng8 18. Qf3 Rh6 19. Qxd5 Nxf6 20. Qg5
Ng4 21. Nc3 Qd8 22. Qxd8+ Kxd8 23. Ne4 {Vachier Lagrave,M (2763)-Ponkratov,P 
(2659) Riga LAT 2021 1-0}) ({RR} 8... Rc8 9. Nbd2 Nge7 10. Nb3 dxc3 11. bxc3
Ng6 12. h4 Qc7 13. Qe2 Be7 14. h5 Nf8 ({RR} 14... Ngxe5 15. Nxe5 Qxe5 16. Qxe5
Nxe5 17. Rxe5 Bf6 18. Re3 Rxc3 19. Rb1 d4 20. Rg3 O-O 21. Bb2 Rfc8 22. Bxc3
dxc3 23. Rd1 Bc6 24. Bc2 Kf8 25. Re3 b6 26. Nd4 Bd5 27. a4 g6 28. hxg6 hxg6 29.
Nb5) 15. Bd2 a6 16. a4 h6 17. Nfd4 Nh7 18. Nxc6 Bxc6 19. Qg4 Ng5 20. f4 Ne4 21.
Bxe4 dxe4 22. Qxg7 Kd7 23. Be3 {Diaz Villagran,R (2268)-Madeira,W (2122)
Florianopolis 2024 1-0}) 9. Nbd2 dxc3 10. bxc3 Rc8 $146 ({RR} 10... Nge7 11.
Rb1 Qc7 12. c4 dxc4 13. Nxc4 Nd5 14. Qb3 Bb4 15. Nd6+ Kf8 16. Ba3 a5 17. Rec1
Kg8 18. Be4 Qb8 19. Nc4 b5 20. Ne3 Bxa3 21. Qxa3 b4 22. Qb3 Nce7 23. Rc5 Qb6
24. Rbc1 Rd8 25. Nd4 {Lyell,M (2108)-Borsuk,K (2432) Budapest HUN 2021 0-1 (46)
}) 11. c4 Nb4 12. Bf1 Bc5 13. Qe2 Ne7 14. Rb1 Qc7 15. Nb3 dxc4 16. Nxc5 Qxc5
17. Be3 Qa5 18. Qd2 Ned5 19. a3 c3 20. Qc1 Na2 21. Qc2 Qxa3 22. Rxb7 Bc6 23.
Rxa7 Nxe3 24. Qxa2 Qxa2 25. Rxa2 Bxf3 26. Bb5+ Kf8 27. fxe3 Bd5 28. Ra7 g6 29.
Rf1 Rh7 30. Bd3 Bc4 31. Bxc4 Rxc4 32. Rc1 Rh8 33. Ra3 c2 34. Ra2 Re4 35. Kf2
Kg7 36. Rcxc2 Rxe5 37. Ra7 Rd8 38. Rcc7 Rf5+ 39. Ke2 Rb8 40. e4 Rf4 41. Kd3
Rb3+ 42. Kc4 Re3 43. Kc5 Rexe4 44. Kd6 Rc4 45. Rcb7 Rfd4+ 46. Ke7 Ra4 47. g3
Rxa7 48. Rxa7 Rb4 49. Ke8 Rb8+ 50. Ke7 e5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.31"]
[White "Kropff, Ricardo"]
[Black "Dias, Clara"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2052"]
[BlackElo "1717"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 f5 8. g3
Nf6 9. Bg2 Be7 10. O-O O-O 11. Bg5 Nd4 $146 ({RR} 11... Be6 12. Bxf6 Bxf6 13.
Nd5 e4 14. Qd2 Kh8 15. Rab1 Bxd5 16. Qxd5 Ne7 17. Qxb7 Qa5 18. Rfd1 Rab8 19.
Qd7 Rfd8 20. Qe6 Nc6 21. Rd5 Qa4 22. Qxf5 Ne7 23. Qxe4 Nxd5 24. cxd5 Qxe4 25.
Bxe4 Rxb2 26. Rxb2 {Bauer,C (2599)-Tregubov,P (2628) Clichy 2004 1-0 (49)}) 12.
e3 Ne6 13. Bxf6 Bxf6 14. Nd5 e4 15. Nxf6+ Qxf6 16. Qd2 Nc5 17. b4 Nd3 18. f3
exf3 19. Bxf3 Ne5 20. Bd5+ Kh8 21. e4 Nf3+ 22. Rxf3 Qxa1+ 23. Kg2 Rb8 24. Nc2
Qe5 25. Nd4 Bd7 26. Qf2 g6 27. h4 Kg7 28. h5 Rf6 29. exf5 Bxf5 30. Kh2 Rbf8 31.
h6+ Kxh6 32. Qd2+ Kg7 33. Re3 Be4 34. Ne6+ Kh8 35. Nf4 Rxf4 36. gxf4 Qxf4+ 37.
Kh3 Qh6+ 38. Kg3 Qg5+ 39. Kh3 Rf3+ 40. Rxf3 Qxd2 41. Bxe4 Qxb4 42. Bd5 b5 43.
a3 Qd2 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.32"]
[White "Moreira, Paulo Vinicius Mace"]
[Black "Vargas, Goncalo Cintra"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "1711"]
[BlackElo "2041"]
[PlyCount "66"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Nf3 Nf6 3. c4 e6 4. g3 b6 ({RR} 4... g6 5. Bg2 Bg7 6. O-O O-O 7. d5
exd5 8. cxd5 d6 9. Nc3 a5 10. Nd4 Na6 11. Bg5 Nc5 12. Rc1 h6 13. Bd2 Qe7 14.
Ncb5 Nfe4 15. Be1 Re8 16. b3 Qd8 17. a3 Bd7 18. b4 axb4 19. axb4 {Nguyen,N 
(2621)-Sandipan,C (2594) Dubai 2014 1/2-1/2 (78)}) ({RR} 4... c6 5. Bf4 d5 6.
Nbd2 Be7 7. e3 O-O 8. Rc1 Ne4 9. h4 Nd7 10. Be2 Ndf6 11. a3 Bd7 12. Ne5 Be8 13.
Kf1 Nd7 14. Kg2 Nxe5 15. Bxe5 Bd6 16. Nxe4 fxe4 17. Bg4 Qe7 18. Bxd6 Qxd6 19.
Qb3 {Girya,O (2402)-Arabidze,M (2441) Riga LAT 2021 1-0 (51)}) 5. Bg2 Bb7 6.
Bg5 $146 ({RR} 6. Nbd2 Be7 7. O-O O-O 8. b3 a5 9. Bb2 d5 10. Ne5 Nbd7 11. Ndf3
Ne4 12. Nxd7 Qxd7 13. Ne5 Qe8 14. Rc1 c5 15. f3 Nf6 16. Rc2 dxc4 17. Nxc4 b5
18. Nd2 Nd5 19. Kf2 f4 20. dxc5 Ne3 {Novo,J-Contreras,V Buenos Aires 1967 0-1})
({RR} 6. Nc3 Ne4 7. O-O Nxc3 8. bxc3 Be7 9. a4 Qc8 10. Ba3 Bxa3 11. Rxa3 O-O
12. e3 Nc6 13. Nd2 Na5 14. Qe2 Bxg2 15. Kxg2 c5 16. Rc1 Qc6+ 17. Qf3 Rac8 18.
d5 Qb7 19. e4 Rce8 20. Qd3 fxe4 {Johansson,P (1996)-Hammer,J (2306) Gausdal
2006 0-1}) ({RR} 6. Nc3 Na6 7. O-O Be7 8. Bf4 O-O 9. Rc1 d6 10. a3 c5 11. d5 e5
12. Bg5 e4 13. Nh4 Ng4 14. Bxe7 Qxe7 15. e3 Ne5 16. Bh3 Bc8 17. Qh5 g5 18. f4
exf3 19. Nxf3 Nxf3+ 20. Rxf3 g4 {Simpson,W-Kirby,J Mission City 1993 1/2-1/2})
6... Bb4+ 7. Nc3 O-O 8. O-O Bxc3 9. bxc3 Qe8 10. Bxf6 Rxf6 11. Ne5 Bxg2 12.
Kxg2 d6 13. Nd3 Qc6+ 14. Kg1 Qxc4 15. Qd2 Nd7 16. Nb2 Qc6 17. c4 Re8 18. a4 a5
19. Rac1 e5 20. d5 Qa8 21. Nd3 e4 22. Nf4 Nc5 23. Nh5 Rf7 24. Qc2 Qd8 25. h4
Qd7 26. Ra1 f4 27. e3 fxe3 28. fxe3 Rxf1+ 29. Kxf1 Qg4 30. Qe2 Rf8+ 31. Ke1
Nd3+ 32. Kd1 Rf1+ 33. Kd2 Qxe2+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.33"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "De Paula, Bruno Cesar Lima"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2033"]
[BlackElo "1676"]
[PlyCount "71"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 c6 3. Bf4 e6 4. e3 f5 5. Be2 ({RR} 5. c4 Nf6 6. Nbd2 Bd6 7.
Bxd6 Qxd6 8. Bd3 O-O 9. O-O Ne4 10. Ne5 Nd7 11. Nxd7 Bxd7 12. Nf3 Be8 13. Ne5
Nf6 14. cxd5 cxd5 15. Rc1 Nd7 16. f4 Nxe5 17. fxe5 Qb6 18. Qb3 Qxb3 19. axb3
Bc6 {Bryzgalin,K (2474)-Sulashvili,M (2376) playchess.com INT 2005 1/2-1/2 (42)
}) 5... Nf6 6. O-O Be7 7. h3 $146 ({RR} 7. c4 O-O 8. Ne5 Bd7 9. Nc3 Be8 10. Rb1
Nbd7 11. b4 Ne4 12. Nxe4 dxe4 13. Nxd7 Bxd7 14. Qb3 Bg5 15. Bd6 Be7 16. Bxe7
Qxe7 17. b5 cxb5 18. cxb5 Kh8 19. Rbc1 Rfc8 20. Qb2 Qd6 21. g3 h6 {Schellig,
A-Sunderbrink,H Germany 1999 1/2-1/2}) ({RR} 7. Nbd2 O-O 8. Ne5 Nbd7 9. c4 Nxe5
10. Bxe5 Ne4 11. cxd5 cxd5 12. Nxe4 fxe4 13. f3 Bd6 14. Bxd6 Qxd6 15. fxe4 dxe4
16. Rxf8+ Qxf8 17. Qc2 Qf5 18. Rf1 Qd5 19. Qc7 Bd7 20. Bc4 Qc6 21. Qxc6 bxc6 {
Seeger,A (1616)-Hromova,Y chess.com INT 2021 1-0 (35)}) ({RR} 7. c4 O-O 8. Nbd2
Bd7 9. a3 Be8 10. b4 Ne4 11. Nxe4 fxe4 12. Ne5 Bf6 13. f3 exf3 14. Rxf3 Bh5 15.
Rh3 Bxe2 16. Qxe2 Qe8 17. Qd3 g6 18. Rf1 Nd7 19. Ng4 Bg7 20. e4 Nf6 21. Nxf6+
Rxf6 {Mischke,C-Maurer,R (2056) Saarlouis 2004 1/2-1/2}) 7... O-O 8. c4 Ne4 9.
Ne5 g5 10. Bh2 Nd7 11. f3 Nef6 12. Nc3 Nxe5 13. dxe5 Nd7 14. Kh1 Qb6 15. Qd2
Bc5 16. Na4 Qb4 17. Qxb4 Bxb4 18. a3 Bd2 19. e4 dxe4 20. fxe4 f4 21. Rad1 Be3
22. Rf3 Nb6 23. Nc3 Bd7 24. Rxe3 fxe3 25. c5 Nc8 26. Rxd7 Rf7 27. Rd3 Ne7 28.
Rd6 Ng6 29. Bc4 Rf2 30. Bxe6+ Kg7 31. Bg1 Rxb2 32. Bxe3 Rf8 33. Rd7+ Kh6 34.
Bf5 Re8 35. h4 Nf8 36. Bxg5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.35"]
[White "Baena, Mauricio"]
[Black "Passos, Marco Aurelio Novae"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1180"]
[BlackElo "1671"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b3 d5 2. e3 Nf6 3. Bb2 Bg4 4. Be2 Bxe2 5. Nxe2 ({RR} 5. Qxe2 Nbd7 6. f4 e6
7. Nf3 Bd6 8. O-O Qe7 9. c4 c6 10. Nc3 a6 11. a3 O-O 12. d4 c5 13. Ne5 Rac8 14.
g4 cxd4 15. exd4 dxc4 16. bxc4 Rfd8 17. Rad1 Bxa3 18. Ba1 Ne8 19. Ne4 f6 {
Larsen,B (2535)-Piket,J (2615) Roquebrune 1992 0-1 (62)}) ({RR} 5. Qxe2 Nbd7 6.
f4 e6 7. Nf3 Be7 8. O-O O-O 9. d3 c5 10. Nbd2 Qc7 11. Ne5 Nxe5 12. Bxe5 Qc6 13.
Nf3 Rad8 14. Bb2 Qc7 15. Qf2 Rfe8 16. Qg3 c4 17. Be5 Qb6 18. Bd4 Qa6 19. Ne5
cxd3 {Sokolovsky,Y (2422)-Mirzoev,A (2438) chess.com INT 2021 0-1}) 5... Nbd7
6. Nbc3 $146 ({RR} 6. O-O e6 7. d3 c6 8. c4 Bd6 9. Nd2 Qe7 10. h3 O-O-O 11. Ng3
Kb8 12. cxd5 cxd5 13. f4 Rhg8 14. Nf3 h6 15. Ne5 g5 16. Nh5 gxf4 17. Nxd7+ Nxd7
18. Nxf4 Qh4 19. Qf3 Rg3 20. Qe2 Rdg8 {Schneider,G-Wyrwich,M Oberhausen 1998 1/
2-1/2 (59)}) ({RR} 6. d4 e6 7. Nd2 Bd6 8. c4 c6 9. Rc1 Qc7 10. h3 O-O 11. O-O
Rfe8 12. Nc3 a6 13. Re1 Rad8 14. Qc2 e5 15. dxe5 Nxe5 16. cxd5 cxd5 17. Red1
Qd7 18. Qb1 Qe6 19. Ne2 Nc6 20. Nf3 Ne4 {Cruz Lima,K (1626)-Avramidou,A (2260)
Batumi GEO 2018 0-1 (33)}) 6... e5 7. d4 e4 8. Nf4 c6 9. Nce2 g5 10. Nh3 Rg8
11. Qd2 h5 12. O-O-O a5 13. Kb1 a4 14. b4 a3 15. Bc1 Nb6 16. f4 Nc4 17. Qc3 g4
18. Ng5 Ra4 19. Qe1 Rxb4+ 20. Ka1 Qb6 21. Bd2 Rb2 22. Rb1 Rxb1+ 23. Qxb1 Qxb1+
24. Rxb1 Nxd2 25. Rxb7 Be7 26. Ng3 Nd7 27. Nxf7 Kxf7 28. Rxd7 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.36"]
[White "Pittoli, Vinicius Eduardo Mo"]
[Black "Re, Vinicius"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "1648"]
[BlackElo "1177"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. h3 d5 7. exd5 Nxd5 8.
Re1 ({RR} 8. a4 f6 9. Nbd2 Be6 10. Nb3 Be7 11. Re1 Kh8 12. Bd2 Bg8 13. d4 exd4
14. Nbxd4 Nxd4 15. Nxd4 Qd7 16. Qf3 Rfe8 17. Re4 Bf8 18. Rh4 Re5 19. Bd3 Rd8
20. Bf5 Qe8 21. Qd3 Ne7 22. Bxh7 Rh5 {Carlsen,M (2832)-Karjakin,S (2781) Paris
2017 1/2-1/2 (66)}) 8... Re8 ({RR} 8... Nb6 9. Bb3 Bd6 10. Bg5 Qe8 11. d4 e4
12. Nc3 Bf5 13. Nh4 Qd7 14. Nxf5 Qxf5 15. Nxe4 Na5 16. c3 Nxb3 17. axb3 Nd5 18.
Nxd6 cxd6 19. Be7 Nxe7 20. Rxe7 Qb5 21. b4 Rfe8 22. Rxe8+ Qxe8 23. Qf3 {
Nasuta,G (2531)-Siekanska,Z (1705) Warsaw POL 2021 1-0 (34)}) 9. a3 $146 ({RR} 
9. d4 Nxd4 10. Nxd4 Nb6 11. Bb5 c6 12. Nxc6 bxc6 13. Bxc6 Qf6 14. Qf3 Qxf3 15.
gxf3 Bxh3 16. Bxa8 Nxa8 17. Be3 Bb4 18. c3 Bf8 19. Nd2 Nb6 20. Ne4 Nc4 21. b3
Nxe3 22. fxe3 Bc8 23. Rad1 Re6 {Siva,M (2360)-Cumming,R (2156) London 2016 1-0
(51)}) ({RR} 9. Ng5 Be6 10. c3 Qf6 11. Ne4 Qe7 12. Qf3 Bb6 13. a4 Rad8 14. Bg5
f6 15. Bxd5 Rxd5 16. Bxf6 Qf7 17. Qg3 Bf5 18. Bh4 Bxe4 19. Rxe4 Ne7 20. Bxe7
Rxd3 21. Qxd3 Qxf2+ 22. Kh2 Qg1+ 23. Kg3 Qf2+ {Amin,B (2683)-Aravindh,C (2605)
Moscow RUS 2019 1/2-1/2}) ({RR} 9. Nc3 Nxc3 10. bxc3 Na5 11. Nxe5 Nxc4 12. Nxc4
Be6 13. d4 Bxd4 14. Rxe6 Bxf2+ 15. Kxf2 Qxd1 16. Rxe8+ Rxe8 17. Ne3 Qd6 18. Nf5
Qf6 19. g4 g6 20. g5 Qxf5+ 21. Kg3 Re1 22. Kg2 Qxc2+ 23. Bd2 Qxd2+ {Tordera
Jumilla,J (1545)-Castilla Casanova,V (1713) Barcelona 2015 0-1}) 9... Nf6 10.
Nc3 Bf5 11. Ng5 Bg6 12. Be3 Bxe3 13. fxe3 h6 14. Nf3 e4 15. Nh2 Ne5 16. Ng4
Nfxg4 17. hxg4 exd3 18. cxd3 Bxd3 19. Bxd3 Nxd3 20. Re2 Qd7 21. Qc2 Ne5 22. Qf5
Qxf5 23. gxf5 Nc4 24. e4 Rad8 25. Rd1 Rxd1+ 26. Nxd1 g6 27. fxg6 fxg6 28. Nc3
a6 29. Nd5 c6 30. Nf6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.37"]
[White "Ruvieri, Valter"]
[Black "Da Rocha, Lucas Sampaio"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1067"]
[BlackElo "1647"]
[PlyCount "70"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. e3 c5 3. b3 Nf6 4. Nf3 Nc6 5. c4 $146 ({RR} 5. Bd3 Bg4 6. Bb2 cxd4
7. exd4 e6 8. O-O Bd6 9. Nbd2 Qc7 10. h3 Bh5 11. c4 Rd8 12. c5 Bf4 13. Qc2 O-O
14. a3 Rfe8 15. g4 Bg6 16. Bxg6 hxg6 17. Rae1 e5 18. dxe5 Nxe5 19. Bxe5 Bxe5 {
John,W-Suechting,H Ostend 1907 1/2-1/2}) ({RR} 5. Bd3 Bg4 6. Bb2 cxd4 7. exd4
Qa5+ 8. Bc3 Qc7 9. h3 Bh5 10. Nbd2 e6 11. O-O Bd6 12. Bb2 O-O 13. c4 Bh2+ 14.
Kh1 Bf4 15. c5 e5 16. dxe5 Bxe5 17. Qc1 Bxb2 18. Qxb2 Nb4 19. Bb1 Qxc5 {
Reefschlaeger,H (2381)-Farago,I (2512) Seefeld 1999 1/2-1/2 (40)}) ({RR} 5. Bb5
Qa5+ 6. Bd2 Qxb5 7. a4 Qb6 8. a5 Qa6 9. dxc5 e6 10. b4 {0-1 (10) Mankirov,V 
(1643)-Borisov,S (2091) Elista 2014}) ({RR} 5. a3 Bg4 6. Bb2 cxd4 7. exd4 e6 8.
Nbd2 Bd6 9. Be2 Rc8 10. Ne5 Bf5 11. Rc1 O-O 12. f4 Nxd4 13. Bxd4 Bxa3 14. Bd3
Bxc1 15. Qxc1 Bxd3 16. Nxd3 Ne4 17. O-O Qc7 18. Nxe4 dxe4 19. Ne1 a5 {
Finogenov,M-Abramov,L Kuibyshev 1942 0-1 (41)}) ({RR} 5. a3 cxd4 6. exd4 Bf5 7.
Bb2 e6 8. Be2 Be7 9. O-O O-O 10. Nh4 Bg6 11. Nxg6 hxg6 12. Nd2 Qb6 13. Nf3 Rac8
14. Qd3 Ne4 15. c4 Na5 16. cxd5 exd5 17. Bd1 Bf6 18. Rc1 Rxc1 19. Bxc1 Rc8 {
Konarkowska Sokolov,H-Baumstark,G (2205) Bydgoszcz 1978 1/2-1/2}) 5... Bf5 6.
Bb2 Nb4 7. a3 Nc2+ 8. Ke2 Nxa1 9. Bxa1 e6 10. Nbd2 Be7 11. Bc3 O-O 12. Ne5 cxd4
13. exd4 dxc4 14. Ndxc4 Rc8 15. h4 b5 16. Ba5 Qd5 17. Ne3 Qb7 18. Nxf5 exf5 19.
f3 b4 20. a4 Qa6+ 21. Nc4 Rxc4 22. bxc4 Qxa5 23. Qb3 Bd6 24. Kd1 Qb6 25. c5
Bxc5 26. dxc5 Qxc5 27. Bd3 Nd5 28. Re1 Rd8 29. Re5 Nc3+ 30. Kd2 Qxe5 31. Qxb4
Qe2+ 32. Kxc3 Rxd3+ 33. Kc4 Qc2+ 34. Kb5 Rd5+ 35. Ka6 Qc6+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.38"]
[White "Bonilla Viamonte, Diego Armando"]
[Black "Leal, Alexandre Garcia"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "1620"]
[BlackElo "1899"]
[PlyCount "66"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. d4 Be7 6. Bg2 O-O 7. Bf4 ({RR} 7.
e3 c6 8. Nge2 a5 9. O-O Na6 10. Qc2 Re8 11. a3 Bf8 12. Bd2 Nc7 13. Rad1 Ne6 14.
Bc1 Ng5 15. f3 h6 16. e4 dxe4 17. fxe4 c5 18. e5 Ng4 19. h3 cxd4 20. hxg4 Bxg4
21. Bxg5 Qxg5 {Mirzoev,E (2443)-Oleksienko,M (2636) Lvov 2017 0-1 (48)}) 7...
c6 8. Nf3 ({RR} 8. e3 Bf5 9. Nge2 Nbd7 10. O-O Re8 11. f3 Bb4 12. Qb3 Qb6 13.
a3 Bf8 14. Qa2 h6 15. h4 Bd3 16. Rfd1 Bc4 17. Qb1 Nh5 18. e4 Nxf4 19. Nxf4 Nf6
20. e5 Nd7 21. Nd3 Qxd4+ 22. Kh2 Nxe5 {Brotanek,T-Jinova,L (2090) Prague CZE
2021 0-1 (39)}) 8... Be6 $146 ({RR} 8... h6 9. O-O Bf5 10. Qd2 Ne4 11. Nxe4
Bxe4 12. a3 Nd7 13. Rfe1 Rc8 14. Rac1 Re8 15. b4 Nb6 16. Qa2 Bf6 17. e3 Nc4 18.
Nd2 Bxg2 19. Kxg2 b5 20. Nxc4 bxc4 21. Qd2 g5 22. Be5 Bxe5 23. dxe5 {
Spakka-Burmistrov,A playchess.com INT 2004 0-1 (42)}) 9. h3 Nbd7 10. g4 Re8 11.
Nd2 Qb6 12. Nb3 c5 13. Rb1 c4 14. Na1 Bb4 15. Nc2 Bd6 16. Qc1 Qc7 17. Bxd6 Qxd6
18. O-O a6 19. Qg5 b5 20. e3 b4 21. Ne2 h6 22. Qh4 Ne4 23. Bxe4 dxe4 24. Ng3
Nf6 25. Kg2 Qf8 26. g5 hxg5 27. Qxg5 Rab8 28. d5 Nh7 29. Qh5 Nf6 30. Qg5 Nh7
31. Qh5 Nf6 32. Qg5 Nh7 33. Qh5 Nf6 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.39"]
[White "Kassab, Alexandre T Canelas"]
[Black "Munhoz, Joao Pedro"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1800"]
[BlackElo "1608"]
[PlyCount "72"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Nf6 6. Nc3 Bg7 7. Be2 O-O 8.
Qd2 d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Rd1 Be6 12. Nxd5 ({RR} 12. Bd4 Bxd4 13.
Qxd4 Qa5 14. Qa4 Qb6 15. Qa3 Rfb8 16. Na4 Qa5+ 17. Rd2 Rb4 18. Nc3 Qxa3 19.
bxa3 Rb2 20. Ne4 Rxa2 21. c4 Ra1+ 22. Rd1 Rxd1+ 23. Bxd1 Nf4 24. g3 Nd3+ 25.
Kd2 Rd8 {0-1 (25) Barczay,L (2465)-Adorjan,A (2515) Budapest 1978}) ({RR} 12.
Bh6 Qa5 13. Bxg7 Kxg7 14. Nxd5 Qxd2+ 15. Rxd2 Bxd5 16. O-O Rab8 17. b3 a5 18.
c4 Be6 19. Bf3 Rfc8 20. Rb1 Bxc4 21. Re1 Be6 22. Rc1 Rb6 23. h3 h6 24. Rc5 Ra6
25. Be2 Ra7 26. Rdc2 a4 {Oviedo Acosta,P (1637)-Brown,R (1594) chess.com INT
2021 1-0 (59)}) 12... Qxd5 13. Bf3 $146 ({RR} 13. Qxd5 Bxd5 14. Bf3 Bxf3 15.
gxf3 Bxb2 16. Rd7 Ba3 17. Ke2 a5 18. Rb1 Bd6 19. a4 Rfd8 20. Rxd8+ Rxd8 21. Rb7
Bb4 22. Rc7 c5 23. Rxe7 {1/2-1/2 (23) Puskas,M (2070)-Hecht,T (2055) Slovakia
1994}) 13... Qxa2 14. b3 Bd5 15. Bxd5 cxd5 16. O-O e6 17. Rc1 Rfc8 18. Qd3 Rc3
19. Qb5 Rac8 20. Ra1 Qxc2 21. Rxa7 Rxb3 22. Qd7 Rf8 23. Rc7 Rc3 24. Ra7 Rcc8
25. Bg5 Qc6 26. Qe7 h6 27. Bf4 Rce8 28. Qb4 e5 29. Rc1 Qe6 30. Bd2 Rc8 31. Rb1
d4 32. h3 Rc2 33. Qa5 e4 34. Rbb7 e3 35. fxe3 dxe3 36. Bb4 Qc6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.41"]
[White "Dos Santos, Andre Vicente"]
[Black "Mattos, Bernardo Cunha"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1800"]
[BlackElo "1567"]
[PlyCount "60"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Be2 Nc6 8. O-O
dxe5 9. dxe5 Be7 ({RR} 9... Qc7 10. Nc3 Nxc3 11. bxc3 Be7 12. Re1 b6 13. Bd3
Bb7 14. Qc2 h6 15. a4 Rd8 16. Bf4 O-O 17. h4 Rd7 18. h5 Rfd8 19. Rad1 Bc5 20.
Qe2 Ne7 21. Bb1 Nd5 22. Bd2 Kf8 23. c4 Nb4 24. Bf4 {Mann,C (2460)-Panzalovic,S
(2415) Germany 1998 1-0 (40)}) ({RR} 9... Bc5 10. Nbd2 O-O 11. Ne4 Bb6 12. Bg5
Qc7 13. Rc1 Qb8 14. Nd6 Nxe5 15. Nxc8 Nxf3+ 16. Bxf3 Rxc8 17. Rxc8+ Qxc8 18.
Bxd5 exd5 19. Qxd5 Qc2 20. Qd2 Rc8 21. Rc1 Qxc1+ 22. Qxc1 Rxc1+ 23. Bxc1 f6 24.
Kf1 {Teryaeva,V (1823)-Khongorzul,D (1573) Voronezh 2016 1/2-1/2 (59)}) 10. Bc4
$146 ({RR} 10. b3 O-O 11. Ba3 Qc7 12. Bb2 Rd8 13. Qc1 Bd7 14. Nc3 Be8 15. Na4
Rac8 16. Nc5 Nxe5 17. Bxe5 Qxc5 18. Bd4 Qa5 19. Qb2 Ba3 20. Qb1 Nf4 21. Qe4
Nxe2+ 22. Qxe2 Qf5 23. Rfd1 Bb5 24. Qe1 b6 {Hatzidakis,N (1589)-Sulashvili,M 
(2498) Paleochora 2010 0-1}) ({RR} 10. Bd2 O-O 11. Nc3 Nxc3 12. Bxc3 Bd7 13.
Qd2 Qb6 14. a3 Rfd8 15. Rad1 Be8 16. Qf4 {1/2-1/2 (16) Benko,F-Sanguineti,R
Mar del Plata 1968}) ({RR} 10. Qc2 Bd7 11. Nc3 Nxc3 12. Qxc3 Rc8 13. Qb3 Qc7
14. Bf4 O-O 15. Qd3 Nb4 16. Qe4 Bc6 17. Qc4 Bd5 18. Qxc7 Rxc7 19. a3 Nc6 20.
Rac1 Rfc8 21. b4 Bxf3 22. Bxf3 Nd4 23. Rxc7 Nxf3+ 24. gxf3 Rxc7 {Makaj,
N-Milinkovic,N (2060) Ptuj 2011 1/2-1/2}) 10... O-O 11. Na3 Bxa3 12. bxa3 Nb6
13. Bb3 Qxd1 14. Rxd1 h6 15. Bb2 Ne7 16. h4 Ned5 17. Ne1 Bd7 18. Nc2 a5 19.
Bxd5 Nxd5 20. Ne3 Ba4 21. Rd4 Nxe3 22. Rxa4 Nd5 23. Rc4 Rfc8 24. Rac1 Nb6 25.
Rc7 Rab8 26. Bd4 Rxc7 27. Rxc7 Nd5 28. Rc1 Nf4 29. Kf1 Rd8 30. Be3 Ng6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.42"]
[White "Alves, Josue Flor De Souza"]
[Black "Terra, Bruno De Oliveira"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1551"]
[BlackElo "1800"]
[PlyCount "132"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 c6 2. e4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 g6 7. Nd2 Bg7 8.
Ngf3 O-O 9. h3 Re8 10. O-O Nh5 11. Bh2 e5 12. Bb5 $146 ({RR} 12. dxe5 Nxe5 13.
Nxe5 Bxe5 14. Bxe5 Rxe5 15. Nf3 Re8 16. Qa4 Be6 17. Qd4 a6 18. Rfe1 Qc7 19. Qe5
Qb6 20. Qd4 Qc7 21. Qe5 Qd7 22. Qh2 Bf5 23. Ne5 Rxe5 24. Qxe5 Bxd3 25. g4 Ng7
26. Qd4 Bb5 {Wachovius,H-Doenges,D Ruhrgebiet 2000 1-0 (59)}) ({RR} 12. dxe5
Nxe5 13. Nxe5 Bxe5 14. Bxe5 Rxe5 15. Nf3 Re8 16. Qa4 Bd7 17. Qd4 Qc7 18. Rfe1
Nf4 19. Bf1 Bf5 20. Rxe8+ Rxe8 21. Qxa7 Be4 22. Re1 Re7 23. Nd4 Re5 24. Re3 Rg5
25. g3 h5 26. h4 Rg4 {Ali,M (2399)-Jafarli,B (2175) Sitges ESP 2021 1-0 (46)})
({RR} 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Bxe5 Rxe5 15. Nf3 Re6 16. Qd2 Rf6 17. Nd4
Nf4 18. Rfe1 Bxh3 19. gxh3 Nxh3+ 20. Kg2 Rxf2+ 21. Qxf2 Nxf2 22. Kxf2 Qh4+ 23.
Kg2 Qg5+ 24. Kf3 Rd8 25. Re3 Rd6 26. Bf1 Qg1 {Enevoldsen,J-Lange,W Travemuende
1950 0-1 (40)}) ({RR} 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Bxe5 Rxe5 15. Nf3 Re8 16.
Bc2 Nf4 17. Re1 Rxe1+ 18. Qxe1 Be6 19. Qe5 Nh5 20. Rd1 Qb6 21. Bb3 a5 22. Rd2 {
1/2-1/2 (22) Ter,M (1971)-Toth,D (1924) Balatonlelle 2005}) 12... exd4 13. Nxd4
Bxd4 14. cxd4 Qb6 15. Bxc6 bxc6 16. Nb3 Ng7 17. Qd2 Ne6 18. Rfc1 Ba6 19. Nc5
Nxc5 20. Rxc5 Re2 21. Qc1 Rae8 22. Be5 Qxb2 23. Rxc6 Bc4 24. Qxb2 Rxb2 25. a4
a6 26. Ra3 f5 27. Rc7 Rb1+ 28. Kh2 Reb8 29. Rg7+ Kf8 30. Rxh7 R8b2 31. Rh6 Rb6
32. a5 Rc6 33. Rh7 Rb3 34. Rxb3 Bxb3 35. Rb7 Bc4 36. Rb6 Bb5 37. Rb7 Rc3 38.
Bd6+ Kg8 39. Bc5 f4 40. h4 f3 41. gxf3 Rxf3 42. Kg2 Rb3 43. Ra7 Be2 44. Re7
Bf3+ 45. Kh2 Be4 46. Re6 Bd3 47. Rd6 Bc4 48. Rxg6+ Kh7 49. Rd6 Rf3 50. Kg2 Rf7
51. Re6 Kg7 52. Re5 Kg6 53. Kg3 Kh6 54. Be7 Kg6 55. f4 Rf5 56. h5+ Rxh5 57.
Rxh5 Kxh5 58. f5 Kh6 59. Bf6 Kh7 60. Kf4 Kg8 61. Ke5 Kf7 62. Bg5 Bb3 63. Kd6
Bc4 64. Kc6 Bb3 65. Kc5 Bc4 66. Kb6 Bb5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.43"]
[White "De Oliveira, Lucas Silva"]
[Black "De Brito E Silva, William"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1800"]
[BlackElo "1549"]
[PlyCount "88"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. a4 a6 7. b4 Ba7 8. Nbd2
O-O 9. O-O Bg4 10. Re1 $146 ({RR} 10. Bb2 Qd7 11. Qb3 Be6 12. Bd5 Bxd5 13. exd5
Ne7 14. c4 b5 15. axb5 axb5 16. Rac1 bxc4 17. dxc4 Rab8 18. b5 Bc5 19. Ng5 Qf5
20. Ngf3 Ng6 21. Qc2 Qxc2 22. Rxc2 Ra8 23. Bc3 h6 24. Nb3 Bb6 {Nigmatov,
O-Azimi,K Kemer 2007 0-1 (51)}) 10... h6 11. Nf1 Qd7 12. h3 Be6 13. Ng3 Ne7 14.
Be3 Bxe3 15. Rxe3 Bxc4 16. dxc4 Ng6 17. Nf5 Kh7 18. N3h4 Qc6 19. Qb3 Nxe4 20.
Qc2 Ng5 21. Ne7 Qe8 22. Nhxg6 fxg6 23. h4 Qxe7 24. hxg5 Qxg5 25. Rg3 Qf5 26.
Qd2 Rf6 27. Re1 Raf8 28. Re2 Qb1+ 29. Kh2 Qb3 30. Qd3 Qxa4 31. Re4 Qe8 32. Reg4
Qe6 33. Qb1 Qf5 34. Qxf5 Rxf5 35. Rxg6 R8f7 36. f3 Rf4 37. R6g4 g5 38. Kg1 Kg6
39. Kf2 Rxg4 40. Rxg4 h5 41. Re4 Rf4 42. Ke3 Kf5 43. Rxf4+ exf4+ 44. Kd4 g4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.44"]
[White "Matiuci, Bernardo Steinle"]
[Black "De Bastiani, Tales Otavio"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1546"]
[BlackElo "1800"]
[PlyCount "133"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Bf4 Nf6 6. e3 c6 7. Bd3 Bd6 8. Bg5
h6 9. Bh4 O-O 10. Nge2 Re8 $146 ({RR} 10... Nbd7 11. Bg3 Qe7 12. Qc2 c5 13. Bh4
g5 14. Bg3 b5 15. dxc5 Nxc5 16. O-O b4 17. Na4 Nxd3 18. Qxd3 Bd7 19. Qd1 Rab8
20. Rc1 h5 21. Nd4 h4 22. Bxd6 Qxd6 23. Nc5 Ng4 24. Nf3 Bb5 25. Re1 {Li Bo 
(2312)-Aoshima,M (2280) Hong Kong HKG 2018 1/2-1/2 (64)}) 11. Qd2 Be6 12. f3
Qe7 13. O-O Nbd7 14. e4 g5 15. Bxg5 hxg5 16. Qxg5+ Kf8 17. e5 Nxe5 18. dxe5
Bc5+ 19. Kh1 Ng8 20. Qg3 f5 21. Nf4 Qg7 22. Qxg7+ Kxg7 23. Rac1 Bd4 24. Rfe1
Nh6 25. Nd1 Bc8 26. g3 Rxe5 27. Rxe5 Bxe5 28. Ng2 Bd7 29. f4 Bf6 30. Nde3 Re8
31. h3 Bd4 32. Nd1 Nf7 33. Nh4 Nd6 34. Nf3 Bf6 35. Nc3 Ne4 36. Kg2 Kf7 37. Na4
Be7 38. Bxe4 dxe4 39. Ne5+ Ke6 40. Rd1 Bd6 41. Nxd7 Kxd7 42. Nc5+ Kc7 43. Nxb7
Kxb7 44. Rxd6 e3 45. Kf1 e2+ 46. Ke1 Re3 47. Rg6 Kc7 48. h4 Kd7 49. h5 Ke7 50.
h6 Kf7 51. Rg5 Kf6 52. h7 Re8 53. Rh5 Rh8 54. Kxe2 Kg6 55. Rh2 Rxh7 56. Rxh7
Kxh7 57. Kf3 Kg7 58. g4 fxg4+ 59. Kxg4 Kg6 60. b4 Kf6 61. f5 Kf7 62. Kg5 Kg7
63. f6+ Kf7 64. Kf5 Kf8 65. Ke6 Ke8 66. a4 Kf8 67. f7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.45"]
[White "Nunes, Rafael Klanfer"]
[Black "Dos Santos, Felipe Zeuli Biller"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1789"]
[BlackElo "1538"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. c3 Nc6 5. d3 ({RR} 5. d4 cxd4 6. cxd4 e6 7. d5
exd5 8. exd5 Qe7+ 9. Be2 Ne5 10. O-O d6 11. Bb5+ Bd7 12. Bxd7+ Qxd7 13. Nxe5
dxe5 14. Nc3 Ne7 15. Bg5 O-O 16. Bxe7 Qxe7 17. d6 Qd7 18. Qd5 Rac8 19. Rfd1 b6
{Shaposhnikov,E (2554)-Savchenko,B (2488) chessassistantclub.com INT 2004 1/
2-1/2 (92)}) ({RR} 5. d4 cxd4 6. cxd4 e6 7. d5 Na5 8. b3 Bxa1 9. O-O Nxc4 10.
bxc4 d6 11. Nbd2 Bg7 12. Nb3 Nf6 13. e5 dxe5 14. Nxe5 O-O 15. d6 Ne4 16. Bf4
Qxd6 17. Qxd6 Nxd6 18. Rd1 Bxe5 19. Bxe5 Nxc4 {David,S (1883)-Szurhaj,W (1684)
Europe-Echecs INT 2022 0-1}) 5... d6 6. O-O $146 ({RR} 6. h3 Nf6 7. Bg5 O-O 8.
Nbd2 Bd7 9. Bb3 b5 10. Bc2 b4 11. Nc4 bxc3 12. bxc3 h6 13. Bd2 Qc7 14. O-O Rab8
15. Qe2 Be6 16. Ne3 Nd7 17. Kh1 Nb6 18. Nh2 Rb7 19. f4 Bd7 20. f5 g5 {Hupkens,
M-Hincu,O (1518) Herceg Novi 2008 1-0 (31)}) ({RR} 6. Nbd2 Bg4 7. h3 Bd7 8. Nf1
Nf6 9. Ng3 O-O 10. O-O Qc7 11. Bd2 a6 12. Bb3 b5 13. a3 a5 14. Bc2 Be6 15. Qc1
Rfb8 16. Bh6 Qd7 17. Bxg7 Kxg7 18. Kh2 d5 19. e5 Ng8 20. Re1 b4 {Rekunova,
V-Bundina,E Serpukhov 2001 0-1 (76)}) ({RR} 6. h3 e6 7. Be3 Nge7 8. Qd2 d5 9.
exd5 exd5 10. Bb5 Qb6 11. Bxc6+ Qxc6 12. d4 b6 13. O-O Nf5 14. Re1 O-O 15. Bf4
Ba6 16. Na3 Rfe8 17. Nc2 Nd6 18. b3 Ne4 19. Qe3 cxd4 20. Ncxd4 Qxc3 {Yildiz,A 
(1419)-Toydemir,B (1534) Konya 2017 0-1 (45)}) 6... Bg4 7. Bxf7+ Kxf7 8. Ng5+
Ke8 9. Qxg4 e5 10. Ne6 Qd7 11. Nxg7+ Qxg7 12. Bg5 Qd7 13. Qh4 h6 14. Be3 Nge7
15. f4 Kd8 16. f5 gxf5 17. Rxf5 Kc7 18. Rf7 Rhg8 19. Nd2 Rg4 20. Qh5 Rag8 21.
g3 Qe8 22. Raf1 Nd8 23. Qf5 Nxf7 24. Qxf7 Qd7 25. Bxh6 R8g6 26. Rf6 Rxf6 27.
Qxf6 Rg6 28. Qf8 Ng8 29. Be3 Nf6 30. Nf3 Qe6 31. Nh4 Rg8 32. Qh6 Qf7 33. Nf5
Rg6 34. Qh3 Ng4 35. Bd2 Kb6 36. c4 a5 37. a3 Ka6 38. b4 axb4 39. axb4 cxb4 40.
Bxb4 b5 41. cxb5+ Kxb5 42. Nxd6+ Rxd6 43. Bxd6 Qf2+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.46"]
[White "Barberi, Catarina"]
[Black "Haraguchi, Melissa Mayumi Alve"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1524"]
[BlackElo "1751"]
[PlyCount "91"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e5 2. dxe5 Bc5 3. Nf3 d6 4. exd6 Ne7 5. Nc3 Bxd6 $146 ({RR} 5... cxd6 6.
Ne4 O-O 7. Nxc5 dxc5 8. Qxd8 Rxd8 9. g3 Nbc6 10. c3 Bf5 11. Bg2 Rac8 12. O-O b5
13. Be3 c4 14. Nd4 Nxd4 15. Bxd4 Nc6 16. e3 Nxd4 17. exd4 b4 18. Rfe1 bxc3 19.
bxc3 Kf8 20. Re5 {Ulko,J (2437)-Mogirzan,M (1813) chess.com INT 2021 1-0 (37)})
6. g3 a6 7. Bg2 Nbc6 8. a3 O-O 9. O-O Bg4 10. Re1 Ng6 11. Be3 Re8 12. Qd2 Qd7
13. Rad1 Rad8 14. Nd4 Na5 15. Qc1 b5 16. b4 Nc4 17. Bc6 Qc8 18. Bxe8 Rxe8 19.
Nf3 c6 20. Bd4 f6 21. Nd2 Nce5 22. Nce4 Bb8 23. Nc5 Bh3 24. Qb2 Re7 25. Rc1 Nh4
26. Qb3+ Kh8 27. Bxe5 Bxe5 28. Nf3 Ng6 29. Rcd1 Bc7 30. Qd3 Re8 31. Qb3 Nf8 32.
Nd4 Nd7 33. Nxd7 Qxd7 34. Nxb5 Qc8 35. Nxc7 Qxc7 36. Qd3 h6 37. Qxa6 Kh7 38.
Qd3+ f5 39. Ra1 Rd8 40. Qe3 Kg8 41. a4 Ra8 42. a5 Qb7 43. Qc3 Kh7 44. Rad1 c5
45. f3 cxb4 46. Rb1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.48"]
[White "Sulz, Isaque Sathler"]
[Black "Rojo, Antonio Maia Rosa"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1516"]
[PlyCount "102"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e4 ({RR} 4. e3 a6 5. dxc5 Nc6 6. a3 e5 7. Bg5
d4 8. exd4 exd4 9. Ne4 Qd5 10. Nxf6+ gxf6 11. Bxf6 Rg8 12. Qf3 Qxc5 13. O-O-O
Bh6+ 14. Kb1 Bg4 15. Qe4+ Kf8 16. Qxh7 Bf4 17. Qd3 Rc8 18. g3 Be5 {Nakamura,H 
(2775)-Fressinet,L (2717) Dubai 2014 1/2-1/2}) 4... e6 ({RR} 4... Nxe4 5. Nxe4
dxe4 6. dxc5 Qxd1+ 7. Rxd1 Nc6 8. Ne2 e5 9. Be3 Be6 10. a3 Rd8 11. Rxd8+ Kxd8
12. Nc3 f5 13. g3 Nd4 14. b4 Nxc2+ 15. Kd2 Nxe3 16. Kxe3 g6 17. f4 exf3 18.
Kxf3 e4+ 19. Kf2 {Fiorito,F (2362)-Girya,O (2405) chess.com INT 2022 0-1 (40)})
5. exd5 exd5 $146 ({RR} 5... Nxd5 6. Nxd5 Qxd5 7. Nf3 Nc6 8. Bb5 c4 9. Bxc6+
Qxc6 10. c3 Be7 11. O-O b5 12. d5 exd5 13. Re1 Be6 14. Nd4 Qb6 15. Nxe6 fxe6
16. Qh5+ g6 17. Qh6 O-O-O 18. Qg7 Bc5 19. Rxe6 Bxf2+ 20. Kh1 {Fiorito,F (2380)
-Kollars,D (2621) chess.com INT 2021 1-0}) 6. Nf3 Bg4 7. Be2 a6 8. Ne5 Bxe2 9.
Qxe2 Be7 10. dxc5 d4 11. O-O-O O-O 12. Na4 Nc6 13. Rhe1 Nd5 14. Nxc6 bxc6 15.
Rxd4 Nxf4 16. Rxf4 Bg5 17. Qg4 Bxf4+ 18. Qxf4 Qa5 19. Re3 Rfe8 20. Nb6 Rxe3 21.
Qxe3 Rd8 22. a4 Qb4 23. Qe7 Qd4 24. Kb1 h6 25. Qc7 Qd1+ 26. Ka2 Rd2 27. Qc8+
Rd8 28. Qxc6 Qxc2 29. Nd7 Qc4+ 30. Ka1 Qg4 31. Ne5 Qf4 32. Nd7 Qxf2 33. Qxa6
Qg1+ 34. Ka2 Qxg2 35. Qd6 Qa8 36. b3 Re8 37. c6 Re6 38. Qb8+ Qxb8 39. Nxb8 Re8
40. c7 Rc8 41. Na6 f5 42. Kb2 f4 43. Kc2 g5 44. Kd3 Kf7 45. b4 g4 46. Ke2 Re8+
47. Kf2 f3 48. b5 Re2+ 49. Kf1 Rc2 50. b6 Rc1+ 51. Kf2 Rc2+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.49"]
[White "Ferian, Christian"]
[Black "Dionisio, Alex Monteiro"]
[Result "1-0"]
[ECO "B93"]
[BlackElo "1514"]
[PlyCount "71"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. fxe5 dxe5 8.
Nf3 Qxd1+ 9. Nxd1 Nc6 10. Nc3 Bb4 $146 ({RR} 10... Bc5 11. Bd3 O-O 12. Bg5 Ng4
13. Nd1 f6 14. Bc4+ Kh8 15. Bd2 f5 16. Bd5 Nf6 17. Nc3 Nxd5 18. Nxd5 fxe4 19.
Ng5 Bf2+ 20. Kd1 Bg4+ 21. Kc1 Rad8 22. h3 Bf5 23. g4 Rxd5 24. gxf5 e3 25. Bc3 {
Pinheiro,B (1589)-Lopes Pereira,E (1837) Sao Luiz 2014 0-1 (38)}) ({RR} 10...
Be6 11. Bg5 Be7 12. O-O-O Rd8 13. Bd3 Rd7 14. h3 Kd8 15. Kb1 Kc7 16. Rd2 Rhd8
17. Rhd1 h6 18. Be3 Bb4 19. Nd5+ Bxd5 20. exd5 Bxd2 21. dxc6 Kxc6 22. Nxe5+ Kc7
23. Nxd7 Bxe3 24. Ne5 Nh5 25. Nxf7 {Rudolph,E (1129)-Bui,B (1488) Magdeburg
2014 0-1 (73)}) 11. Bd3 O-O 12. Bd2 Re8 13. O-O-O Be6 14. a3 Bf8 15. h3 b5 16.
Ng5 Bd7 17. Nd5 Nxd5 18. exd5 Nd4 19. Bc3 h6 20. Bxd4 hxg5 21. Be3 f6 22. Bg6
Red8 23. g4 Bc8 24. h4 Bxg4 25. Rdf1 Be2 26. Rf2 Bc4 27. hxg5 Bxd5 28. Rhh2 Bf7
29. Bh7+ Kh8 30. Be4+ Kg8 31. Bxa8 Rxa8 32. gxf6 gxf6 33. Rfg2+ Bg7 34. Bh6 Bd5
35. Rxg7+ Kh8 36. Rg4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.50"]
[White "Blanco, Gustavo Jose Bachur"]
[Black "Desideri, Enzo Piuchi"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1491"]
[BlackElo "1730"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 d6 7. O-O Be7 8. Be3
b5 9. f4 Bb7 10. e5 Nd5 11. Nxd5 Bxd5 12. Qg4 O-O $146 ({RR} 12... g6 13. Rad1
Nd7 14. Nf3 Bxf3 15. Qxf3 d5 16. Kh1 O-O 17. Qg4 b4 18. Rf3 Bc5 19. Bd2 Qe7 20.
Be1 Qd8 21. Bg3 Re8 22. Re1 Kh8 23. Ref1 Ra7 24. Be1 Be7 25. Rh3 Nf8 26. Bf2
Ra8 27. Bd4 {Rjabzev,K (2212)-Sapojnikov,E Togliatti 2001 1-0 (37)}) 13. Qh5 g6
14. Qh6 Re8 15. Qh3 dxe5 16. fxe5 Nc6 17. Nxc6 Bxc6 18. Rxf7 Bh4 19. Raf1 Qd5
20. Bg5 Qd4+ 21. Kh1 Rf8 22. Rxf8+ Rxf8 23. Rxf8+ Kxf8 24. Bxh4 Qxe5 25. Bf2
Qg5 26. Qg3 Qd5 27. Qf3+ Qxf3 28. gxf3 Bxf3+ 29. Kg1 Kf7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.52"]
[White "Brujin, Homero"]
[Black "Akamine, Giullia Hikari Nish"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1479"]
[BlackElo "1800"]
[PlyCount "123"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. Nbd2 b6 7. b3 ({RR} 7. c4
Bb7 8. cxd5 exd5 9. b3 a5 10. Ne5 a4 11. bxa4 Qe8 12. Qc2 Nc6 13. Bb2 Bd6 14.
Rfc1 Nd8 15. a5 Rxa5 16. a4 Ra7 17. e3 Ne6 18. h4 Qa8 19. Ndf3 Re8 20. Bf1 c5
21. Bb5 Re7 {Ding Liren (2805)-Aronian,L (2752) Stavanger NOR 2019 1/2-1/2 (33)
}) ({RR} 7. c4) 7... c5 8. Bb2 $146 ({RR} 8. dxc5 bxc5 9. c4 Bb7 10. Bb2 Nbd7
11. e3 Qc7 12. cxd5 exd5 13. Rc1 Rac8 14. Qc2 Rfd8 15. Nd4 Bf8 16. N2f3 Qb6 17.
Ne2 {1/2-1/2 (17) Wozny,M (2075)-Kercsmarics,J Zalakaros 1997}) 8... Nc6 9. e3
Bb7 10. Rc1 Ne4 11. dxc5 bxc5 12. Nxe4 dxe4 13. Nd2 Nb8 14. Qg4 g6 15. Rfd1 Qc7
16. Qe2 Nd7 17. Nxe4 Rac8 18. Qb5 Bc6 19. Qd3 Rfd8 20. Qc3 e5 21. Nd2 Bf6 22.
e4 Bg5 23. Rb1 Re8 24. Nc4 Bf6 25. Nd6 Bg7 26. Nxe8 Rxe8 27. Qd3 Nf6 28. f3 Qc8
29. Qd6 Bd7 30. Ba3 c4 31. Qc5 Bc6 32. Qxc4 Qb7 33. Qd3 Qb6+ 34. Kh1 Bb5 35. c4
Ba6 36. Bb2 h5 37. Qd6 Qa5 38. a3 Kh7 39. b4 Qa4 40. b5 Bc8 41. Qb4 Qxb4 42.
axb4 Bf8 43. c5 Be6 44. Bc3 Rb8 45. Bf1 Ne8 46. Bxe5 Rc8 47. Ra1 Nc7 48. Rxa7
Bb3 49. Rd7 Ne8 50. b6 Be6 51. Rd2 Bh6 52. f4 g5 53. b7 gxf4 54. gxf4 Bg4 55.
bxc8=Q Bxc8 56. Rd8 Bg4 57. Rxe8 Bf3+ 58. Bg2 Bxg2+ 59. Kxg2 Bg7 60. Rxf7 Kh6
61. Rxg7 h4 62. Rh8# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.53"]
[White "Navarro, Gustavo Kazuo Yura"]
[Black "Regiani, Rafael"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "1800"]
[BlackElo "1476"]
[PlyCount "52"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Qf6
8. Bxd5+ Be6 9. Bxc6 ({RR} 9. Bxe6+ Kxe6 10. Qb3+ Kd7 11. O-O Rb8 12. c3 Bd6
13. d3 h6 14. Nd2 Qe6 15. Qxe6+ Kxe6 16. Ne4 Be7 17. Be3 b6 18. f4 Kd7 19. fxe5
Nxe5 20. Bf4 {1-0 (20) Skripchenko,A (2461)-Colin,S (1957) Gonfreville 2006})
9... bxc6 10. Qxc6 Bd6 ({RR} 10... Rc8 11. Nc3 Bd6 12. d3 Rhe8 13. Be3 Kg8 14.
O-O Qg6 15. Bxa7 Bf5 16. Be3 e4 17. Qd5+ Kh8 18. Nxe4 Bxe4 19. dxe4 Re5 20. Qb7
Rf8 21. f4 Rc5 22. Bxc5 Bxc5+ 23. Kh1 h6 24. e5 Bb6 25. Rae1 {Ribeiro Carrico,
V (1791)-De Medeiros,F Cuiaba BRA 2021 1-0}) 11. Nc3 Rhe8 $146 ({RR} 11... Qg6
12. Qf3+ Ke7 13. d3 Rhf8 14. Qg3 Qf7 15. O-O Kd7 16. Ne4 h6 17. Be3 Rab8 18. b3
a6 19. Bc5 Rb5 20. Bxd6 cxd6 21. c4 Rbb8 22. d4 Bf5 23. Rae1 Qg6 24. Qxg6 Bxg6
25. dxe5 dxe5 26. Nc5+ {Vasic,D (1862)-Novakovic,A Senta 2012 1-0}) ({RR} 11...
Rac8 12. d3 Bb4 13. O-O Bxc3 14. bxc3 Rhf8 15. f4 Kg8 16. Ba3 Rfe8 17. Rae1
exf4 18. Re4 Qg6 19. Rfe1 f3 20. g3 Qf6 21. Kf2 Qh6 22. Kxf3 Bg4+ 23. Kxg4 Qxc6
24. Rxe8+ Rxe8 25. Rxe8+ Qxe8 26. Bc5 {Boyle,A (88)-Dharmasena,K Bournemouth
2016 0-1 (38)}) ({RR} 11... Rad8 12. d3 Rhf8 13. Ne4 Qe7 14. Bg5 Qe8 15. Nxd6+
cxd6 16. Qc7+ Rd7 17. Qc3 Kg8 18. O-O Qg6 19. Bh4 Rdf7 20. Bg3 h5 21. Qb4 Bd7
22. Qe4 Bf5 23. Qe3 Qf6 24. f4 h4 25. fxe5 dxe5 26. Bxe5 {Gazik,J (1461)
-Jedras,A (1263) Szczyrk 2014 0-1 (86)}) 12. Ne4 Qg6 13. Nxd6+ cxd6 14. Qf3+
Kg8 15. d3 Rf8 16. Qg3 Qh5 17. O-O Rf6 18. f4 Raf8 19. Qf3 Qf7 20. Bd2 Bd5 21.
Qe2 exf4 22. Rf2 f3 23. gxf3 Bxf3 24. Qe3 Re8 25. Qd4 Rg6+ 26. Kf1 Be2+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.54"]
[White "Usui, Gabriella Yumi"]
[Black "Akamine, Isabelle Namie Nish"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "1448"]
[BlackElo "1800"]
[PlyCount "41"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. Nc3 O-O 8. Nd2 (
{RR} 8. Bf4 Nbd7 9. Rc1 a6 10. Ne5 c5 11. dxc5 Nxc5 12. b4 Nce4 13. Nxe4 dxe4
14. Qb3 Nh5 15. Rfd1 Qc8 16. Nd7 Nxf4 17. gxf4 Qc7 18. Nxf8 Bxf8 19. e3 g5 20.
fxg5 Qe5 21. h4 Rc8 22. Qa4 b5 {Milchev,N (2351)-Cruz,F (2415) Torredembarra
2009 1-0 (40)}) 8... c5 9. dxc5 Bxc5 ({RR} 9... bxc5 10. Qb3 Qd7 11. Rd1 Bc6
12. cxd5 exd5 13. Nc4 Qe6 14. Na5 c4 15. Qc2 Rd8 16. Bg5 d4 17. Nxc6 Nxc6 18.
Ne4 Nb4 19. Qb1 Rac8 20. a3 Nc6 21. Nxf6+ Bxf6 22. Bxf6 Qxf6 23. Qe4 Ne5 24.
Rac1 {Escartin Lacasa,J (2253)-Romanov,K (2023) Tornelo INT 2021 0-1 (33)}) 10.
b3 $146 ({RR} 10. Nb3 Qc8 11. cxd5 Rd8 12. Nxc5 Qxc5 13. Bg5 Nbd7 14. Be3 Qb4
15. dxe6 Bxg2 16. exf7+ Kxf7 17. Kxg2 Nc5 18. Qc2 Rac8 19. Rad1 Ne6 20. Rxd8
Rxd8 21. h3 Rc8 22. Rd1 g6 23. Rd2 Qe7 24. Qb3 Kg7 {Fawole,J (2207)-Erhabor,D
Accra 2014 1-0 (31)}) 10... Bb4 11. Bb2 Bc6 12. e3 Nbd7 13. cxd5 Nxd5 14. Nxd5
Bxd5 15. Bxd5 exd5 16. Qg4 Nf6 17. Qxb4 Re8 18. Rfd1 Ne4 19. Qd4 Qg5 20. Nf3
Qg4 21. h3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.55"]
[White "Da Silva, Joao Pedro Marinell"]
[Black "Ruvieri, Daniel Minami"]
[Result "0-1"]
[ECO "C41"]
[BlackElo "1437"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 Be7 5. O-O O-O 6. d4 Nbd7 7. dxe5 Nxe5 8.
Nxe5 dxe5 9. Qxd8 ({RR} 9. Bg5 Qxd1 10. Raxd1 c6 11. h3 h6 12. Bh4 Re8 13. Rfe1
Kf8 14. g4 Nd7 15. Bg3 f6 16. a3 Nc5 17. f3 b5 18. Ba2 a5 19. Ne2 Na4 20. f4
Nxb2 21. Rb1 Bc5+ 22. Kg2 Nc4 23. Bxc4 bxc4 {Thiede,L (2440)-Beim,V (2518)
Germany 2004 1/2-1/2}) ({RR} 9. Bg5 c6 10. Qxd8 Rxd8 11. Rad1 Bg4 12. f3 Bh5
13. Rxd8+ Rxd8 14. Rd1 Rxd1+ 15. Nxd1 Bc5+ 16. Be3 Bxe3+ 17. Nxe3 Kf8 18. Nf5
Ne8 19. Kf2 Bg6 20. Ne3 Nd6 21. Bd3 f6 22. b3 Ke7 23. c4 b6 {Sanchez Rodenas,J
(1627)-Tevar Sanz,G (1749) Collado Villalba 2017 0-1 (44)}) 9... Rxd8 10. Nd5
$146 ({RR} 10. Bg5 c6 11. Rad1 b5 12. Rxd8+ Bxd8 13. Rd1 Be7 14. Bb3 Kf8 15. a3
Nd7 16. Be3 Ke8 17. Ne2 Nc5 18. Bxc5 Bxc5 19. Nc1 Bg4 20. Rd2 f6 21. Kf1 Rd8
22. Rxd8+ Kxd8 23. f3 Bd7 24. Ke2 Ke7 {Granara Barreto,S (2095)-Izquierdo,D 
(2265) Paysandu 2000 1/2-1/2 (42)}) ({RR} 10. Be3 c6 11. Rad1 Bg4 12. f3 Bh5
13. Ne2 b5 14. Bd3 Bg6 15. h3 Nd7 16. f4 f6 17. Rf3 Nc5 18. Nc3 f5 19. exf5 Bf7
20. fxe5 b4 21. Ne2 Bd5 22. Rg3 Ne4 23. Bxe4 Bxe4 24. Rxd8+ Rxd8 {Brugghemans,
E-Deschuyteneer,W Geraardsbergen 2009 1/2-1/2}) ({RR} 10. Bg5 Rd4 11. Bb3 c6
12. f3 Be6 13. Bxe6 fxe6 14. Be3 Rd7 15. Rad1 Bd6 16. Rd3 Kf7 17. Rfd1 Ke7 18.
g4 b6 19. Kg2 Rad8 20. Kg3 h6 21. h4 Nd5 22. h5 Nxe3 23. Rxe3 Bc5 24. Rxd7+
Rxd7 {Gronau,P-Toerber,C Hamburg 1980 0-1 (48)}) 10... Nxd5 11. Bxd5 Rd6 12. f4
Rf6 13. Be3 exf4 14. Bd4 Rg6 15. Rxf4 Be6 16. Bxe6 Rxe6 17. Raf1 Rd8 18. Bc3
Bc5+ 19. Kh1 Rd7 20. Rg4 Bd4 21. Bxd4 Rxd4 22. Rgf4 f6 23. Re1 Rd2 24. Rc1 Rc6
25. e5 Rcxc2 26. Rcf1 fxe5 27. Rf5 Rxb2 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.57"]
[White "De Souza, Luiza Mazzoni Viana"]
[Black "Yokomizo, Wilton"]
[Result "0-1"]
[ECO "A85"]
[BlackElo "1395"]
[PlyCount "52"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. e3 Bg7 5. Bd3 O-O ({RR} 5... b6 6. Nge2 Bb7 7.
f3 Na6 8. O-O c5 9. d5 e5 10. dxe6 dxe6 11. Nf4 Qe7 12. Qa4+ Nd7 13. Rd1 Nb4
14. Nb5 O-O 15. Be2 Bc6 16. Qb3 a5 17. Rd6 Rf6 18. a3 e5 19. Nd5 Nxd5 20. cxd5
{Alexandrova,O (2210)-Fominyh,A (2520) Yalta 1996 1-0 (37)}) 6. Bd2 $146 ({RR} 
6. e4 fxe4 7. Nxe4 Nxe4 8. Bxe4 d6 9. Nf3 c6 10. Qd3 Kh8 11. h4 d5 12. Bxg6
hxg6 13. h5 Bf5 14. hxg6+ Kg8 15. Qe3 Qd6 16. Ne5 Nd7 17. Nf7 Qe6 18. Qxe6 Bxe6
19. Nh6+ Bxh6 20. Rxh6 Kg7 {Gregory,B-White,I Ebbw Vale 1997 0-1 (40)}) ({RR} 
6. Nge2 d6 7. O-O e5 8. f3 Nc6 9. a3 Bd7 10. b4 exd4 11. exd4 Nh5 12. Be3 a6
13. Bc2 Be8 14. Qd2 Bf7 15. Bb3 Re8 16. Rad1 Qe7 17. Bg5 Qd7 18. Rfe1 f4 19. d5
Ne5 20. Nxf4 Nxf4 {Noboa Silva,K (2331)-Pavlidis,A (2343) chess.com INT 2021
1-0 (57)}) ({RR} 6. Nge2 d6 7. e4 e5 8. dxe5 dxe5 9. exf5 gxf5 10. O-O Nc6 11.
Bg5 Nb4 12. Nd5 Nfxd5 13. cxd5 Kh8 14. Rc1 Qxd5 15. Rxc7 Qd6 16. Rc1 Be6 17.
Bc4 Qxd1 18. Rfxd1 Bxc4 19. Bd2 Bxe2 {0-1 (19) Da Nobrega,A-Onat,I Skopje 1972}
) ({RR} 6. Nge2 d6 7. d5 e5 8. dxe6 Bxe6 9. O-O Nbd7 10. e4 fxe4 {1/2-1/2 (10)
Straub,J (2220)-Pflug,M (2170) Bayern 2002}) 6... d6 7. d5 Na6 8. Nf3 Nc5 9.
Bc2 c6 10. Rb1 Qe8 11. O-O e5 12. dxe6 Bxe6 13. b3 Rd8 14. Ng5 Bc8 15. f4 h6
16. Nh3 Ng4 17. Nf2 Nxe3 18. Re1 Nxd1 19. Rxe8 Rfxe8 20. Rxd1 d5 21. b4 d4 22.
Na4 Ne4 23. Nd3 b6 24. a3 Be6 25. c5 b5 26. Nab2 Nc3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.58"]
[White "Bomeisel, Pedro Rangel"]
[Black "Gonsales, Matias Lins"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1385"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Nbd2 Bf5 ({RR} 6... Nxd2
7. Bxd2 Be7 8. Bd3 Bg4 9. O-O O-O 10. h3 Bh5 11. Re1 h6 12. c3 Nd7 13. Be2 Re8
14. Qb3 Nb6 15. Ne5 Bxe2 16. Rxe2 c6 17. Rae1 Qd6 18. Nd3 Qd7 19. Ne5 Qd6 20.
a4 Rab8 21. Nd3 {Aygun,H (1279)-Mirazli,E Aksu 2017 1-0 (71)}) 7. Nxe4 dxe4
$146 ({RR} 7... Bxe4 8. Bd3 Nc6 9. O-O Be7 10. c3 Bxd3 11. Qxd3 O-O {1/2-1/2 
(11) Ajanski,J (2350)-Kapetanovic,A (2390) Belgrade 1990}) ({RR} 7... Bxe4 8.
Bd3 Nc6 9. c3 Be7 10. O-O Qd6 11. Bxe4 dxe4 12. Nd2 f5 13. Qb3 O-O-O 14. Nc4
Qd5 15. Qa4 g6 16. Ne3 Qa5 17. Qc4 Nb8 18. b4 Qa4 19. Nd5 Qd7 20. Bf4 Bd6 21.
a4 Bxf4 22. Nxf4 {Custard Gasco,D-Perez Monteagudo,L Manises 2003 1/2-1/2 (35)}
) 8. Nd2 Qxd4 9. c3 Qd8 10. Qb3 Nd7 11. Qxb7 Nc5 12. Bb5+ Bd7 13. Bxd7+ Nxd7
14. Qxe4+ Be7 15. O-O O-O 16. Nf3 Bf6 17. Be3 Re8 18. Qa4 Nb6 19. Qc2 Nc4 20.
Bd4 Bxd4 21. Nxd4 c5 22. Nf3 Re7 23. b3 Na3 24. Qb2 Qa5 25. Rfe1 Rb7 26. Re4
Nb5 27. c4 Nc3 28. Re3 Na4 29. Qe5 f6 30. Qd5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.59"]
[White "Staub, Mihaiu"]
[Black "Pereira, Igor Marcelo Souza"]
[Result "1-0"]
[ECO "B21"]
[BlackElo "1351"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. c3 d3 5. Bxd3 Nc6 6. O-O Bg7 7. Re1 ({RR} 7.
h3 d6 8. c4 Nf6 9. Nc3 O-O 10. Qe2 Nd7 11. Bd2 Nde5 12. Nxe5 dxe5 13. Be3 Nd4
14. Qd1 b6 15. f3 Bb7 16. Rf2 e6 17. Rd2 Qe7 18. Bf1 Rad8 19. Qe1 Rd7 20. Rad1
Rfd8 21. Qf2 f5 {Hedke,F (2335)-Vogt,L (2510) Germany 1998 0-1 (55)}) 7... Qc7
$146 ({RR} 7... d6 8. h3 Nf6 9. c4 Nd7 10. Nc3 Bxc3 11. bxc3 Qa5 12. Bh6 Nde5
13. Bf1 Nxf3+ 14. Qxf3 g5 15. Rad1 Ne5 16. Qh5 g4 17. Rd5 Qxc3 18. Re3 Qa1 19.
Qg5 Be6 20. c5 Bxd5 21. exd5 O-O-O 22. Bg7 {Tsyrulev,A-Dudukin,I (2279) Kazan
2001 1/2-1/2 (57)}) ({RR} 7... d6 8. Bc4 Be6 9. Bd5 Nf6 10. Bxe6 fxe6 11. Bg5
Qd7 12. Qc2 O-O 13. Nbd2 Nh5 14. Nb3 e5 15. Rad1 Qe6 16. Be3 h6 17. h3 Rxf3 18.
gxf3 Qxh3 19. Qe2 Nd8 20. Rd3 Ne6 21. Qd1 Nef4 22. Bxf4 {Charni,I (1305)
-Battaglini,G (2475) Balagna 2017 0-1}) ({RR} 7... d6 8. h3 Nf6 9. Na3 O-O 10.
Nc2 Nd7 11. Ne3 b6 12. Qe2 Nc5 13. Bc2 Bb7 14. Ng4 Bc8 15. Nfh2 Ne5 16. Nxe5
dxe5 17. Ng4 h5 18. Ne3 e6 19. Nf1 Bb7 20. f3 Qe7 21. Be3 Rfd8 22. Rad1 {
Karcher,J-Kessler,T Germany 1994 1/2-1/2 (63)}) ({RR} 7... d6 8. Be3 Nf6 9. h3
O-O 10. c4 Nb4 11. Nc3 Bd7 12. a3 Nxd3 13. Qxd3 Bc6 14. Nd5 Nd7 15. Bd4 Nc5 16.
Qe3 Bxd4 17. Nxd4 e5 18. Nf3 Bxd5 19. cxd5 a5 20. b4 Nd7 21. Rac1 axb4 22. axb4
{Isler,P (2050)-Habibi,A (2268) Triesen 2007 1/2-1/2 (32)}) 8. Qe2 d6 9. Bf4
Bg4 10. h3 Bxf3 11. Qxf3 Nf6 12. Na3 a6 13. Nc4 b5 14. e5 bxc4 15. exf6 Bxf6
16. Bxc4 O-O 17. Bd5 Rac8 18. Rad1 Rfd8 19. Qg3 Qa5 20. Bb3 d5 21. Bg5 Bxg5 22.
Qxg5 d4 23. Qxa5 Nxa5 24. Rxd4 Rxd4 25. cxd4 Nxb3 26. axb3 Rc2 27. Rxe7 Rxb2
28. Re3 Rd2 29. Re4 Rd3 30. b4 Rb3 31. d5 f5 32. Rd4 Kf7 33. d6 Ke8 34. d7+ Kd8
35. f3 Rb2 36. Kh2 Re2 37. Rd6 Ra2 38. Kg3 Ra4 39. h4 f4+ 40. Kxf4 a5 41. Kg5
axb4 42. Kf6 b3 43. Ke6 b2 44. Rb6 Ra6 45. Rxa6 b1=Q 46. Ra8+ Kc7 47. d8=Q+ Kc6
48. Qd6+ Kb7 49. Rb8+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.60"]
[White "Barroso, Daniele Silva"]
[Black "Ferreira, Priscilla Montanha"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1349"]
[PlyCount "37"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e6 2. d4 c6 3. Nc3 d5 4. cxd5 exd5 5. g3 Bd6 6. Bg2 Nf6 7. Nf3 Nbd7 8.
O-O O-O 9. Qc2 h6 ({RR} 9... Re8 10. Nh4 Nf8 11. Rd1 Ne6 12. a3 a5 13. Rb1 g6
14. b4 Qe7 15. Qb3 b5 16. e4 dxe4 17. Nxe4 Nxe4 18. Bxe4 Ng5 19. Bxg5 Qxe4 20.
d5 axb4 21. axb4 cxd5 22. Qxd5 Bb7 23. Qxe4 Bxe4 24. Rb2 {Sasikiran,K (2643)
-Libiszewski,F (2520) Stockholm 2016 1/2-1/2 (56)}) ({RR} 9... Re8 10. Bg5 h6
11. Bd2 Nf8 12. Nh4 Ne6 13. e3 Ng5 14. f3 Bf8 15. Kh1 Be6 16. Ne2 Qc8 17. f4
Nge4 18. f5 Bd7 19. Nc3 Bd6 20. Nxe4 Nxe4 21. Bxe4 Rxe4 22. Rf3 Be7 23. Raf1
Bg5 24. Ng2 {Westphal,N (2048)-Huelsmann,J (2215) Radebeul GER 2019 0-1 (50)})
10. Re1 $146 ({RR} 10. e4 Nxe4 11. Nxe4 dxe4 12. Qxe4 Nf6 13. Qc2 Be6 14. Re1
Re8 15. Bd2 Bd5 16. Rxe8+ Qxe8 17. Re1 Qf8 18. a3 Re8 19. Ne5 Bxg2 20. Kxg2 Re7
21. Qf5 Nd5 22. Qg4 Kh8 23. Qf5 Bxe5 24. dxe5 Re6 {Oze,K-Ivanyi,A (2109)
Hungary 2003 1/2-1/2}) ({RR} 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qh4 Be6
14. Bxh6 gxh6 15. Qxh6 Nh7 16. h4 Qf6 17. Qxf6 Nxf6 18. Rfe1 Bd5 19. Re3 Ng4
20. Re2 Rfe8 21. Rae1 Rxe2 22. Rxe2 Bxa2 23. Ne5 Nf6 24. Be4 Nxe4 {De Vries,
K-Perluka,R Hengelo 1995 0-1}) 10... Ne4 11. Nxe4 dxe4 12. Qxe4 Nf6 13. Qc2 Re8
14. e4 Bb4 15. Bd2 Bxd2 16. Nxd2 Qxd4 17. Rad1 Bg4 18. Nf3 Bxf3 19. Rxd4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.61"]
[White "Pirone, Rafael"]
[Black "De Souza, Ricardo Alves"]
[Result "1-0"]
[ECO "A07"]
[BlackElo "1322"]
[PlyCount "125"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. O-O Bg4 5. d3 e6 6. h3 Bxf3 7. Bxf3 ({RR} 7.
exf3 Be7 8. f4 O-O 9. Nd2 Nbd7 10. Nf3 a5 11. a4 Bd6 12. Re1 Qc7 13. b3 Bb4 14.
Bd2 Bxd2 15. Qxd2 Rfe8 16. Qc3 Qb6 17. Re2 Rac8 18. Rae1 Qd8 19. Ne5 Nxe5 20.
Rxe5 Nd7 21. R5e2 Rf8 {Chernov,A (2314)-Maiorov,N (2446) chess.com INT 2021 1/
2-1/2 (47)}) 7... Bd6 ({RR} 7... Nbd7 8. Bg2 Bc5 9. Nd2 O-O 10. e3 a5 11. c4 a4
12. Qc2 Qe7 13. Nf3 Rfc8 14. Bd2 Bb4 15. Rac1 Bxd2 16. Qxd2 Qd8 17. Rfd1 Qa5
18. Qc2 h6 19. cxd5 exd5 20. Nd4 Re8 21. Nf5 Qb4 22. e4 {Fressinet,L (2700)
-Wojtaszek,R (2727) Huaian 2016 1/2-1/2 (44)}) 8. Nd2 $146 ({RR} 8. Bg2 Qb6 9.
Kh1 Nbd7 10. e4 h5 11. Qe2 dxe4 12. dxe4 h4 13. g4 e5 14. Nd2 Qc7 15. Nc4 Be7
16. f4 Nh7 17. fxe5 Nxe5 18. Bf4 f6 19. Rad1 b5 20. Nxe5 fxe5 21. Bh2 Bf6 22.
a4 a6 {Velikov,P (2430)-Tocchioni,D (2283) Montecatini Terme 2005 1/2-1/2 (48)}
) 8... Qb6 9. c4 Bxg3 10. c5 Qxc5 11. Nb3 Qd6 12. fxg3 Qxg3+ 13. Bg2 h5 14. e4
Nbd7 15. Bf4 Qg6 16. Kh1 O-O-O 17. Rg1 Ng4 18. exd5 Nf2+ 19. Kh2 Nxd1 20. Raxd1
e5 21. dxc6 exf4 22. cxd7+ Kb8 23. Bxb7 Qd6 24. Bc8 Rxc8 25. dxc8=Q+ Rxc8 26.
Rd2 f3+ 27. Kh1 Qf6 28. d4 f2 29. Rf1 Qf3+ 30. Kh2 Qf4+ 31. Kh1 Rc1 32. Rxc1
f1=Q+ 33. Rxf1 Qxf1+ 34. Kh2 Qf4+ 35. Kg2 g5 36. d5 Qd6 37. Na5 Kc8 38. Nc4 Qf4
39. b3 Kd7 40. d6 g4 41. hxg4 hxg4 42. Rf2 Qe4+ 43. Kg3 f5 44. Rd2 Qf3+ 45. Kh4
Qh3+ 46. Kg5 Qh8 47. Kxf5 g3 48. Ne5+ Kc8 49. d7+ Kc7 50. d8=Q+ Qxd8 51. Rxd8
Kxd8 52. Kg4 g2 53. Nf3 Kc7 54. Kg3 Kc6 55. Kxg2 Kc5 56. a3 a5 57. Nd2 Kd4 58.
Kf2 Kc3 59. Ke3 Kb2 60. b4 a4 61. Nc4+ Kb3 62. Kd3 Ka2 63. b5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.62"]
[White "Simao, Davi Ribeiro"]
[Black "Goncalves, Ricardo Henrique Si"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1320"]
[BlackElo "1800"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Erenburg,S} d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 ({RR} 4... c6) 5. Qd2 ({RR
} 5. f3) 5... O-O ({RR} 5... c6) ({RR} 5... Ng4) 6. O-O-O a5 ({RR} 6... c6 7.
Kb1 ({RR} 7. f3 b5 8. g4 Qa5 9. Kb1) 7... b5 8. f3 Nbd7 9. e5 ({RR} 9. h4 Nb6
10. Bh6 Be6 11. Bxg7 Kxg7 12. h5) 9... b4 ({RR} 9... Ne8 10. f4 b4 11. Ne4 d5
12. Ng3 Nb6 13. Qxb4 Rb8 14. Qa5 Bg4 15. Nf3) ({RR} 9... dxe5 10. dxe5 b4 11.
exf6 bxc3 12. Qxc3 Bxf6 13. Bd4 ({RR} 13. Qxc6 Rb8 14. c3 Qa5 15. Rd5 Qxc3 16.
Qxc3 Bxc3 17. Rb5 Be5) 13... Bxd4 14. Rxd4) 10. exf6 bxc3 11. Qxc3 ({RR} 11.
fxe7 Qxe7 12. Qxc3 Rb8) 11... Nxf6 12. Qxc6 Be6 13. Bc1 ({RR} 13. Bd2 Rb8)
13... Rb8 14. Nh3 ({RR} 14. Ne2 Qa5) ({RR} 14. Bd2 Nd5) 14... Bxa2+ 15. Kxa2
Qa5+ 16. Kb1 Nd5 17. Rd3 ({RR} 17. Bd2 Rxb2+) 17... Rfc8 ({RR} 17... Bxd4 18.
Be2 ({RR} 18. Rb3 Nb4 19. Rxb4 Qxb4 20. Qc4 Bxb2 21. Qxb4 Rxb4) 18... Nb4 19.
Qc4 d5 20. Qb3 Nxd3 21. Qxd3 Qb4 22. b3) ({RR} 17... Nb4 18. Qc4 Rfc8 19. Ra3 (
{RR} 19. Qb3 Nxc2 20. Qxc2 Rxc2 21. Kxc2 Qa4+) 19... Qf5 20. g4 Nxc2 21. Rd3
Na3+ 22. Ka2 Qd7 23. Rxa3 Rxc4 24. Bxc4 Qc6) 18. Bd2 ({RR} 18. Ra3 Rxb2+ ({RR} 
18... Qxa3 19. Qxd5 ({RR} 19. Qxc8+ Rxc8 20. bxa3 Rb8+) 19... Qc3 20. Bd3 Bxd4
21. Qa2) 19. Kxb2 ({RR} 19. Bxb2 Qe1+) 19... Rb8+ 20. Ka2 ({RR} 20. Rb3 Bxd4+)
20... Nb4+ 21. Ka1 Bxd4+ 22. c3 Nc2+ 23. Ka2 Nxa3) ({RR} 18. Qd7 Rc7 19. Qg4
Nc3+ 20. Rxc3 Qxc3) 18... Rxb2+ ({RR} 18... Nb4 19. Ra3) 19. Kxb2 Rb8+ 20. Rb3
Bxd4+ 21. c3 {Parligras,M (2549)-Jobava,B (2616) Antalya 2004 CBM 101 
[Erenburg,S] 0-1 (32)}) ({RR} 6... b6 7. h4 Bb7 8. f3 Nbd7 9. g4 c5 10. d5 c4
11. Bxc4 Rc8 12. Bb3 Nc5 13. h5 Nxb3+ 14. axb3 Qc7 15. Bh6 Nd7 16. Bxg7 Kxg7
17. hxg6 fxg6 18. Qh6+ Kf7 19. Qxh7+ Ke8 20. Qxg6+ Kd8 21. Nge2 {Sureau,C 
(1749)-Gourarier,E (1463) Europe-Echecs INT 2022 1-0 (35)}) 7. Be2 $146 ({RR} 
7. f3 Nc6 8. Bh6 e5 9. d5 Ne7 10. h4 Kh8 11. h5 Nxh5 12. g4 Nf6 13. Nh3 Neg8
14. Bxg7+ Kxg7 15. Be2 Qe7 16. Rh2 Bd7 17. Rdh1 h6 18. Nf2 h5 19. Rg1 Qd8 20.
gxh5 Nxh5 21. Rxh5 f5 {Haring,V (1964)-Spinler,D (1460) Slovakia 2012 1-0})
7... c6 8. Bh6 b5 9. Bxg7 Kxg7 10. e5 dxe5 11. dxe5 Qxd2+ 12. Rxd2 Ng4 13. Bxg4
Bxg4 14. f3 Bf5 15. Nge2 Nd7 16. Nd4 Nxe5 17. Nxf5+ gxf5 18. Re2 Ng6 19. h4 e6
20. g3 Rfd8 21. Rd1 Rxd1+ 22. Kxd1 Rd8+ 23. Kc1 h5 24. f4 Ne7 25. a3 Nd5 26.
Nxd5 cxd5 27. Re3 Kf6 28. Re5 Ke7 29. c3 Kd6 30. Kd2 f6 31. Re3 e5 32. fxe5+
fxe5 33. Kd3 Rg8 34. b3 f4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.63"]
[White "Alvarenga, Rogerio Almeida"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "A45"]
[BlackElo "1318"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 e6 3. e3 Nc6 4. c3 ({RR} 4. Nf3 Ne7 5. h4 b6 6. c4 Bb7 7. Nc3
Nf5 8. h5 Bd6 9. Ne5 Ne4 10. Nxe4 Bxe4 11. f3 f6 12. fxe4 fxe5 13. exf5 exf4
14. Qf3 O-O 15. exf4 Bb4+ 16. Kf2 Qf6 17. Rd1 Rae8 18. h6 exf5 {Chirila,I 
(2566)-Theodorou,N (2551) Saint Louis USA 2019 1-0 (40)}) ({RR} 4. c4 Bb4+ 5.
Nc3 d6 6. Nge2 e5 7. Bg5 h6 8. Bh4 g5 9. Bg3 Ne4 10. Rc1 h5 11. f3 Nxg3 12.
hxg3 h4 13. a3 Bxc3+ 14. Nxc3 Rg8 15. dxe5 Nxe5 16. g4 Be6 17. Qa4+ c6 18. Rd1
Qb6 {Omariev,M (2304)-Eynullayev,A (2325) chess.com INT 2021 0-1 (41)}) 4... d5
5. Bd3 $146 ({RR} 5. Nd2 Bd7 6. Ngf3 Ne7 7. Ne5 Nf5 8. Ndf3 Be7 9. Be2 O-O 10.
h3 Nd6 11. Nxd7 Nxd7 12. Bd3 Nf6 13. O-O Nde4 14. Bxe4 Nxe4 15. Ne5 f6 16. Nf3
c5 17. Nd2 Nxd2 18. Qxd2 cxd4 19. exd4 Bd6 {Bierwald,J-Clever,F Germany 1995 1/
2-1/2}) 5... Bd6 6. Bg3 Ne4 7. Bxd6 Nxd6 8. Nf3 f5 9. O-O g5 10. Nbd2 Qf6 11.
b4 a6 12. Nb3 b6 13. Nfd2 Bb7 14. a4 h5 15. a5 g4 16. axb6 cxb6 17. Qe2 b5 18.
Nc5 Ke7 19. Nxb7 Nxb7 20. Bxb5 axb5 21. Qxb5 Rxa1 22. Qxb7+ Kd6 23. Rxa1 Rb8
24. Qa6 Qd8 25. b5 Rb6 26. Qa3+ Kd7 27. bxc6+ Rxc6 28. Qa4 Qc7 29. c4 dxc4 30.
Nxc4 Ke7 31. Qb4+ Kf6 32. Qf8+ Kg5 33. Qg8+ Kf6 34. Ra8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.64"]
[White "Damasio, Fabio Ferreira"]
[Black "Gomes, Simone Barreto Crot"]
[Result "1/2-1/2"]
[ECO "C64"]
[WhiteElo "1296"]
[PlyCount "113"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Atlas,V} e5 2. Nf3 Nc6 3. Bb5 Bc5 4. d3 a6 ({RR} 4... Nd4 5. Nxd4 Bxd4
6. Nd2 c6 7. Ba4 d6 8. Nf3 Bb6 9. h3 Ne7 10. O-O O-O 11. c3 Ng6 12. d4 h6 13.
Re1 Qf6 14. Bb3 Nf4 15. Bxf4 Qxf4 16. a4 a5 17. Bc4 Qf6 18. Re3 Re8 19. Qb3 {
Rozentalis,E (2588)-Barbeau,S (2365) Montreal 2001 CBM 085 [Atlas,V] 1-0 (47)})
5. Ba4 d6 ({RR} 5... Ba7 6. Nc3 Nf6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. Bxe5
Nxe5 11. Nxe5 Qf6 12. Ng4 Qd4 13. Ne3 Nf4 14. O-O b5 15. Bb3 d6 16. Ncd5 O-O
17. Ne7+ Kh8 18. N3f5 Bxf5 19. Nxf5 Qb6 20. d4 {Da Silva,T (1713)-Camilo,F
Curitiba 2017 1-0}) 6. h3 Bd7 $146 ({RR} 6... Be6 7. Nc3 b5 8. Bb3 h6 9. Qe2
Nf6 10. a3 O-O 11. Be3 Nd4 12. Qd1 Nxb3 13. cxb3 Qe7 14. d4 exd4 15. Bxd4 Bxd4
16. Nxd4 Bd7 17. Qd3 d5 18. f3 dxe4 19. fxe4 Rfe8 20. O-O-O b4 21. Nd5 {
Fernandez Alvarez,G-Gonzalez Fernandez,J Spain 1995 0-1}) 7. c3 Nf6 8. O-O O-O
9. Re1 h6 10. Nbd2 Ne7 11. Nf1 Bxa4 12. Qxa4 c6 13. Qc2 Ng6 14. Bd2 Ba7 15. d4
Nh5 16. Rad1 Qb6 17. Be3 Qc7 18. dxe5 Nxe5 19. Nxe5 dxe5 20. Bxa7 Rxa7 21. g3
b5 22. Ne3 Qc8 23. Kg2 c5 24. Ng4 f5 25. Nxe5 f4 26. g4 f3+ 27. Kf1 Nf4 28. Re3
Qe6 29. Nxf3 Nxh3 30. Ke2 Qxg4 31. Rf1 Ng5 32. Rg1 Qh5 33. Rg3 Raf7 34. Qd3
Nxf3 35. Rexf3 Rxf3 36. Rxf3 Rxf3 37. Qxf3 Qxf3+ 38. Kxf3 g5 39. Kg4 Kf7 40.
Kh5 Kf6 41. f3 Ke5 42. Kg4 b4 43. Kh5 Kf4 44. Kxh6 Kxf3 45. e5 g4 46. e6 g3 47.
e7 g2 48. e8=Q g1=Q 49. Qc6+ Kf4 50. Qd6+ Kf5 51. Qd5+ Kf6 52. Qf3+ Ke6 53.
Qe4+ Kf6 54. Qc6+ Kf7 55. Qd5+ Kf6 56. Qd8+ Ke6 57. Qc8+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1.65"]
[White "Correa, Vitor Dias"]
[Black "Bianchini, Marlon"]
[Result "1/2-1/2"]
[ECO "B38"]
[BlackElo "1255"]
[PlyCount "71"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Be3 Nf6 ({RR} 
7... Nge7 8. Be2 O-O 9. O-O e5 10. Ndb5 a6 11. Nd6 Nd4 12. c5 b6 13. Bc4 bxc5
14. f4 exf4 15. Bxf4 Ne6 16. Nxf7 Qb6 17. Nd6 Bd4+ 18. Kh1 Rxf4 19. Rxf4 Qxd6
20. Qf3 Bb7 21. Rf1 Bg7 22. Rd1 {Kunze,H (2247)-Brumen,D (2398) Austria 2003
0-1}) 8. Be2 O-O 9. O-O a6 10. Rc1 $146 ({RR} 10. Nc2 Qc7 11. Bc5 Na7 12. Bxf8
Kxf8 13. Ne3 b6 14. Ng4 Nxg4 15. Bxg4 Bb7 16. Be2 Kg8 17. Qd3 Nc6 18. Rad1 Ne5
19. Qd6 Rc8 20. Qxc7 Rxc7 21. f4 Nxc4 22. Bxc4 Rxc4 23. Rxd7 Bxc3 24. bxc3 Bxe4
{Belenkaya,D (2346)-Strukova,K (1906) Sochi 2017 1-0 (66)}) 10... d5 11. cxd5
exd5 12. Nxc6 bxc6 13. exd5 Nxd5 14. Nxd5 cxd5 15. Bd4 Be6 16. Bxg7 Kxg7 17.
Qd4+ Qf6 18. Rfd1 Qxd4 19. Rxd4 Rfd8 20. f4 Rac8 21. Rcd1 Rc2 22. R1d2 Rxd2 23.
Rxd2 d4 24. h3 a5 25. Bb5 h5 26. Kf2 Kf6 27. Kg3 Rd5 28. Bc4 Rd7 29. Bxe6 Kxe6
30. Kf3 Kd5 31. g3 f5 32. h4 Kc4 33. Ke2 Re7+ 34. Kf2 Re3 35. Re2 Re4 36. a3
1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.1"]
[White "Marra, Eduardo Da Costa"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2189"]
[BlackElo "2549"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be2 Bf5 6. Nf3 e6 7. O-O Bg6 8. Be3 ({
RR} 8. a3 cxd4 9. cxd4 Nge7 10. b4 Nc8 11. Bg5 Be7 12. Bxe7 Qxe7 13. Nbd2 Nb6
14. Rc1 O-O 15. Qb3 a5 16. bxa5 Nc4 17. Nxc4 dxc4 18. Qxc4 Rxa5 19. a4 {
1/2-1/2 (19) Dominguez Perez,L (2739)-Mamedyarov,S (2768) Doha 2016}) 8... Nh6
$146 ({RR} 8... Qb6 9. b3 cxd4 10. cxd4 Nge7 11. Nc3 Nf5 12. Na4 Qd8 13. Bf4
Ba3 14. g4 Nh4 15. Nxh4 Qxh4 16. Bg3 Qe7 17. h4 h5 18. gxh5 Bf5 19. Qd2 g6 20.
h6 Qb4 21. Qxb4 Nxb4 22. Bb5+ Kf8 23. Bf4 {Herrera,I (2467)-Megias Chafer,A 
(2067) Albacete 2000 1/2-1/2 (42)}) ({RR} 8... cxd4 9. cxd4 Nge7 10. Bg5 h6 11.
Bh4 Qd7 12. Bxe7 Bxe7 13. Nc3 O-O 14. Rc1 Rfc8 15. Qd2 Na5 16. Bd3 Nc4 17. Bxc4
Rxc4 18. b3 Rc6 19. Ne2 Ba3 20. Rxc6 Qxc6 21. Nf4 Bh7 22. Qa5 Be7 23. h3 {
Zanette,E (2157)-Sydoryka,V (2307) chess.com INT 2021 0-1 (68)}) ({RR} 8... Qb6
9. Qd2 cxd4 10. cxd4 Bb4 11. Nc3 Nge7 12. Rac1 O-O 13. a3 Bxc3 14. Rxc3 Nf5 15.
b4 Bh5 16. Rc5 Bxf3 17. Bxf3 a5 18. b5 Nxe5 19. dxe5 d4 20. Bxd4 Rad8 21. Qc3
Nxd4 22. Rc1 a4 23. Bd1 {Sanz,C-Glavina,P (2405) Oviedo 1992 0-1}) ({RR} 8...
cxd4 9. cxd4 Qb6 10. Qd2 Nge7 11. Nc3 Nf5 12. Rac1 Be7 13. Na4 Qd8 14. Bb5 Rc8
15. Nc5 Qb6 16. Bxc6+ Rxc6 17. b4 Nxe3 18. fxe3 Qc7 19. a4 Qb6 20. a5 Qb5 21.
Rf2 b6 22. axb6 axb6 23. Nb7 {Ghersinich,E (1641)-Acimovic,V Maribor 2012 0-1 
(48)}) 9. dxc5 Nf5 10. Bd4 Be7 11. Na3 O-O 12. Nb5 Nfxd4 13. cxd4 b6 14. Rc1
bxc5 15. dxc5 Qb8 16. Nbd4 Rc8 17. Qa4 Nxe5 18. Nxe5 Qxe5 19. Nc6 Qc7 20. Nxe7+
Qxe7 21. c6 a5 22. a3 Qd6 23. Rfd1 h6 24. Rd2 Qd8 25. Qd4 Qd6 26. Qa4 f6 27. h3
Kf8 28. Bd3 Bxd3 29. Rxd3 e5 30. Qe4 dxe4 31. Rxd6 Ra6 32. g4 Rc7 33. Rc4 Ke7
34. Rd7+ Rxd7 35. cxd7 Rb6 36. b4 axb4 37. Rxb4 Rxb4 38. d8=Q+ Kxd8 39. axb4 g6
40. Kf1 Kc7 41. Ke2 Kc6 42. Kd2 Kb5 43. h4 h5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.2"]
[White "Di Berardino, Diego Rafael"]
[Black "Batista, Renato Luiz"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2480"]
[BlackElo "2174"]
[PlyCount "45"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Huzman,A} d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Bb3
b5 8. a4 b4 9. Nbd2 Be7 10. e4 Bb7 11. e5 Nfd7 12. Nc4 O-O 13. Bc2 cxd4 14.
Qxd4 g6 $146 ({RR} 14... Bd5 15. b3 Nc6 16. Qd3 g6 17. Bb2 Nc5 18. Qe2 Bxc4 19.
Qxc4 Na5 20. Qg4 Ncxb3 21. Rad1 Qc7 22. Be4 Rad8 23. h4 Rxd1 24. Rxd1 Rd8 25.
Rxd8+ Qxd8 26. h5 Kg7 27. Bc2 Qc8 28. Ne1 Nc4 29. Bxb3 {Obodchuk,A (2410)
-Shipov,S (2591) Moscow 2007 0-1 (51)}) ({RR} 14... Bd5 15. b3 Nc6 16. Qd3 g6
17. Bb2 Nc5 18. Qe2 Bxc4 19. bxc4 b3 20. Be4 Qc7 21. Bxc6 Qxc6 22. Nd4 Qe4 23.
Rfe1 Qxe2 24. Rxe2 Rfc8 25. Ba3 Rab8 26. g3 Nxa4 27. Nxb3 Bxa3 28. Rxa3 Rxc4
29. Kg2 {Zhao,X (2467)-Koneru,H (2545) Doha 2006 0-1 (56)}) ({RR} 14... b3 15.
Bxb3 Bxf3 16. gxf3 Nc6 17. Qe3 Qc7 18. f4 Nc5 19. Bd1 Rfd8 ({RR} 19... Rad8 20.
Ra3 Nd4 ({RR} 20... Nb4) ({RR} 20... f5 21. exf6 Rxf6) 21. Nd6 Nf5 22. Nxf5
exf5 23. Rc3) 20. Ra3 Nb4 ({RR} 20... Rab8 21. Rc3 Nd4 22. Nd6 Bxd6 23. Qxd4
Bf8 24. Qe3) 21. Bd2 ({RR} 21. Rc3 Nd5) 21... Rab8 ({RR} 21... Ncd3 22. Bxb4
Nxb4 23. Qe4 Qc6 24. Qxc6 Nxc6 25. Rc3 Rab8) 22. Qe2 Qc6 ({RR} 22... Ncd3 23.
Rc3 Qd7 24. Be3) 23. Rh3 g6 ({RR} 23... Nxa4 24. f5 exf5 25. e6 fxe6 ({RR} 
25... Bf6 26. exf7+ Kxf7 27. Bf4) 26. Bxa4 Qxa4 27. Qxe6+ Kf8 28. Rxh7) ({RR} 
23... Qe4 24. Qxe4 Nxe4 25. Be3 Nd5 26. Bc2 f5 27. exf6 Nexf6 28. f5) 24. b3 ({
RR} 24. a5 Qb5 ({RR} 24... Qe4 25. Qxe4 Nxe4 26. Be3 Nd5 27. Be2 f5) 25. b3 Nc6
) 24... Qe4 25. Qxe4 ({RR} 25. Be3 Nd5) 25... Nxe4 26. Be3 Nd5 27. Bc1 ({RR} 
27. Bc2 Nec3 28. Kg2 ({RR} 28. Re1 Nb4 29. Bb1 Nbd5) 28... Nb4 29. Bb1 ({RR} 
29. Bb6 Ncd5 30. Bxd8 Rxd8) 29... Nbd5) 27... Nec3 28. Kh1 Na2 ({RR} 28... f5
29. exf6 Bxf6) 29. Bd2 {Riazantsev,A (2608)-Rublevsky,S (2645) Sochi 2005 CBM
107 [Huzman,A] 1/2-1/2 (67)}) 15. Qg4 Bd5 16. Bh6 Re8 17. Ne3 Bb7 18. Rac1 Nc5
19. Ng5 Nbd7 20. Qf4 Nxe5 21. Qxe5 f6 22. Qg3 fxg5 23. Qe5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.3"]
[White "Fernandes De Sousa, Julio Cesar"]
[Black "Santiago, Yago De Moura"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2162"]
[BlackElo "2467"]
[PlyCount "144"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 5. exd5 cxd5 6. Bb5+ Nc6 7. g4 Bg6 8.
Ne5 Rc8 9. d4 e6 10. h4 f6 11. Nxg6 hxg6 12. Kf1 ({RR} 12. Bd3 f5 13. Ne2 Rxh4
14. Rg1 Nf6 15. Bg5 Qa5+ 16. Bd2 Qc7 17. gxf5 gxf5 18. c3 Ne4 19. Bxe4 Rxe4 20.
f3 Rh4 21. Bg5 Rh2 22. Qd2 Bd6 23. Qe3 Kf7 24. O-O-O Qb6 25. Rd2 e5 26. Qd3 e4
{Kupreichik,V (2575)-Christiansen,L (2515) Hastings 1981 1-0 (34)}) 12... g5
$146 ({RR} 12... Bd6 13. Kg2 Nge7 14. Ne2 Qc7 15. c3 Kf7 16. f4 f5 17. g5 Rh7
18. Kg3 a6 19. Bd3 Na5 20. Ng1 Nc4 21. Nf3 b5 22. b3 Nb6 23. Bd2 Rhh8 24. Qe2
Rb8 25. Rh2 Nc6 26. Rah1 Rh5 27. Ne5+ {Skrzypnik,M (2151)-Lopusiewicz,P (2154)
Straszecin 1999 1/2-1/2 (50)}) ({RR} 12... Kf7 13. Kg2 Qb6 14. Be3 Bb4 15. Bd3
Bxc3 16. bxc3 Na5 17. Rb1 Qc6 18. Qe2 Ne7 19. Bf4 Nc4 20. f3 a6 21. a4 Rce8 22.
Rb4 Na5 23. Rhb1 Rxh4 24. Rb6 Qc8 25. Rd6 Rd8 26. Rbb6 Rxd6 27. Rxd6 {
Ketzetzis,G (2326)-Malikentzos,S (2417) Porto Rio 2015 0-1 (38)}) ({RR} 12...
a6 13. Ba4 g5 14. h5 Nh6 15. Rg1 Bd6 16. Ne2 O-O 17. c3 Bb8 18. Bc2 e5 19. dxe5
fxe5 20. Be3 Qd7 21. Nc1 Ba7 22. Bxa7 Nxa7 23. Nd3 Nc6 24. Nc5 Qf7 25. Qd2 Na5
26. Bg6 Qf3 27. Ne6 {Kupreichik,V (2480)-Vyzmanavin,A (2480) Minsk (Belarus)
1983 1-0 (34)}) ({RR} 12... Bd6 13. Ne2 Kf7 14. c3 Nge7 15. Kg2 Qc7 16. f3 a6
17. Bd3 Na5 18. b3 b5 19. a3 Rb8 20. Be3 Nac6 21. b4 a5 22. Qb1 Na7 23. Rh3
Nac8 24. Qc2 axb4 25. axb4 Nb6 26. Rah1 Nc4 27. Bc1 {Rantanen,Y (2410)
-Hakulinen,E (2310) Helsinki 1992 1/2-1/2 (58)}) 13. h5 Bd6 14. Kg2 a6 15.
Bxc6+ Rxc6 16. Qd3 Nh6 17. Qg6+ Kf8 18. f3 Nf5 19. h6 Nxh6 20. Ne2 Qe8 21. Qd3
Ke7 22. Be3 Kd7 23. Rh3 f5 24. Rah1 fxg4 25. fxg4 Rf8 26. Bxg5 Nxg4 27. Rf3
Rxf3 28. Qxf3 Nf6 29. Bxf6 Qg6+ 30. Kf2 Qxf6 31. Qxf6 gxf6 32. Rh7+ Be7 33. c3
e5 34. dxe5 fxe5 35. Ke3 Rg6 36. Nc1 Rh6 37. Rg7 Rh3+ 38. Kd2 Rh2+ 39. Ne2 Ke6
40. Rg6+ Bf6 41. Rg3 e4 42. Rg8 Kf5 43. Kd1 Rh8 44. Rg2 Be5 45. Rf2+ Ke6 46.
Rg2 b5 47. a3 a5 48. Rg6+ Bf6 49. Rg2 Rh1+ 50. Kc2 Rf1 51. Ng3 Rf3 52. Ne2 Kf7
53. Ng1 Re3 54. Ne2 Be5 55. Kd2 Rd3+ 56. Kc2 b4 57. axb4 axb4 58. Rg5 Kf6 59.
Rg8 Rh3 60. Rf8+ Ke7 61. Rg8 Rh2 62. Kd1 b3 63. Rg1 Kd6 64. Rg6+ Kc5 65. Rg5
Bd6 66. Rg8 Rh1+ 67. Kd2 Rb1 68. Nd4 Bf4+ 69. Ke2 Rxb2+ 70. Kf1 Kc4 71. Rc8+
Kd3 72. Rf8 Be3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.4"]
[White "Shumyatsky, Victor"]
[Black "Awoki, Daniel Teidi"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2457"]
[BlackElo "2152"]
[PlyCount "71"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 Nxb5 5. Nxb5 a6 6. Nc3 d6 7. d4 cxd4 8.
Qxd4 e5 9. Qd3 h6 10. Nd2 Be6 11. Nf1 Nf6 12. Ne3 Rc8 13. O-O Be7 14. Bd2 $146
({RR} 14. b3 O-O 15. Bb2 Qa5 16. a4 Rfe8 17. h3 Rcd8 18. Rad1 Qc7 19. Qe2 Rc8
20. Rd2 Qc5 21. Rc1 Qb4 22. Ned5 Nxd5 23. Nxd5 Bxd5 24. Rxd5 Rc5 25. Rxc5 dxc5
26. Rd1 c4 27. Qf3 cxb3 28. cxb3 Bc5 {Dzhumaev,M (2554)-Praneeth,S (2258) New
Delhi 2013 1-0 (50)}) ({RR} 14. a4 O-O 15. Rd1 Qc7 16. Bd2 Qc6 17. Be1 Rfd8 18.
f3 Rd7 19. Bf2 Bc4 20. Nxc4 Qxc4 21. Qxc4 Rxc4 22. a5 Bd8 23. Kf1 Kf8 24. Ke2
Ke7 25. Rd2 Ke6 26. Ra3 Rc8 27. g4 d5 28. exd5+ Nxd5 {Loukopoulos,P (1942)
-Papakonstantinou,D (2028) Rio (Achaia) GRE 2018 1/2-1/2 (31)}) ({RR} 14. Ncd5
Nxd5 15. Nxd5 Bxd5 16. Qxd5 Qc7 17. c3 Qc6 18. Qd3 O-O 19. Re1 Qc4 20. Qf3 Qe6
21. Be3 Rc7 22. Red1 f5 23. exf5 Rxf5 24. Qd5 Kf7 25. Rd2 Qxd5 26. Rxd5 Ke6 27.
Rad1 Rc6 28. a4 Rc4 {Petraki,M (2105)-Papadopoulou,V (2145) Athens 2002 1/2-1/
2 (39)}) 14... O-O 15. b3 Qc7 16. Rfd1 Rfd8 17. a4 Qc6 18. Ncd5 Bxd5 19. exd5
Qd7 20. c4 Nh7 21. Nf5 Ng5 22. h4 Nh7 23. Bxh6 gxh6 24. Qg3+ Bg5 25. Nxh6+ Kg7
26. hxg5 f6 27. gxf6+ Kxh6 28. Rd3 Ng5 29. f4 exf4 30. Qxf4 Kg6 31. Rf1 Re8 32.
f7 Re5 33. f8=N+ Rxf8 34. Qxf8 Qe7 35. Qxe7 Rxe7 36. Rg3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.5"]
[White "Ribeiro, Matheus Mendes Domi"]
[Black "Flores Quillas, Diego Saul Rodri"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "2130"]
[BlackElo "2429"]
[PlyCount "72"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8.
Qb3 Nxc3 9. Bc4 e6 10. bxc3 Bd7 11. Be2 ({RR} 11. Bd3 Na5 12. Qc2 Rc8 13. O-O
Bc6 14. Qe2 Bd6 15. Ne5 O-O 16. Bh6 Re8 17. Nxc6 Nxc6 18. g3 Bf8 19. Bxf8 Rxf8
20. Rab1 b6 21. h4 Qf6 22. Rb5 Rfd8 23. Kg2 Ne7 24. Qd2 Nd5 25. Rc1 Rc7 {
Martin Carmona,G (2362)-Di Berardino,D (2480) Roquetas de Mar ESP 2022 1/2-1/2
(63)}) 11... Na5 12. Qc2 ({RR} 12. Qb1 Rc8 13. O-O Bg7 14. Ba3 Bf8 15. Bb4 Bxb4
16. cxb4 Nc6 17. b5 Ne7 18. Ne5 O-O 19. Bf3 b6 20. Qb4 f6 21. Nd3 Be8 22. Rac1
Rxc1 23. Rxc1 Nf5 24. d5 e5 25. Bd1 Bf7 26. Qa3 Qxd5 {Ding Liren (2791)-So,W 
(2778) Stavanger NOR 2018 0-1 (36)}) 12... Bc6 $146 ({RR} 12... Qc7 13. Ne5 Rc8
14. Bd2 Bg7 15. f4 O-O 16. O-O Nc6 17. Qb3 Rfd8 18. Rac1 Be8 19. Be3 Ne7 20.
Bf2 Bc6 21. Bh4 Re8 22. c4 Nf5 23. Bf2 Qa5 24. Rfd1 Red8 25. Rd3 Be4 26. Rdd1
Qc7 27. Bf1 {Grinberg,N-Pedersen,E Groningen 1978 0-1 (31)}) ({RR} 12... Bd6
13. Bh6 Rc8 14. O-O Qc7 15. Qe4 Bf8 16. Bf4 Bd6 17. Bh6 Bf8 18. Bxf8 Kxf8 19.
Ne5 f6 20. Nxd7+ Qxd7 21. Bg4 Kf7 22. d5 f5 23. dxe6+ Qxe6 24. Qb4 b6 25. Rfe1
Qf6 26. Bf3 Rhd8 27. Rad1 {Kalinin,A (2512)-Tate,E (2377) Boston 2001 1/2-1/2 
(51)}) ({RR} 12... Bg7 13. Ba3 Bf8 14. Bxf8 Kxf8 15. O-O Rc8 16. Rfe1 Kg7 17.
Ne5 Nc6 18. Bf3 Nxd4 19. Qd1 Nxf3+ 20. Qxf3 f6 21. Nxd7 Qxd7 22. Qe3 e5 23.
Rad1 Qf7 24. Qxa7 Rxc3 25. Rd6 Rhc8 26. Red1 R8c7 27. Qa4 {Ortiz Suarez,I 
(2533)-Corrales Jimenez,F (2548) Philadelphia USA 2019 0-1 (31)}) 13. O-O Be7
14. Bh6 f6 15. c4 Rc8 16. Rab1 Kf7 17. Rfe1 b5 18. d5 Bxd5 19. Rxb5 Nxc4 20.
Qa4 Qd7 21. Rc1 Nb6 22. Qd4 Rxc1+ 23. Bxc1 Rc8 24. Be3 Rc2 25. Bd3 Rxa2 26. h3
Ra4 27. Qc3 Ra3 28. Ng5+ Kg8 29. Qc2 fxg5 30. Bxg6 Bf6 31. Bxb6 Qxb5 32. Bxh7+
Kh8 33. Bc7 Ra1+ 34. Kh2 Qc6 35. Qg6 Qxc7+ 36. g3 Rh1# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.6"]
[White "Cueto, Jonny"]
[Black "Perez Gormaz, Matias"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2108"]
[BlackElo "2388"]
[PlyCount "108"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Lukacs,P} e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7.
Nc3 Nxe4 8. O-O Bxc3 9. d5 Bf6 10. Re1 Ne7 11. Rxe4 d6 12. Bg5 Bxg5 13. Nxg5 h6
14. Qh5 ({RR} 14. Nxf7 Kxf7 15. Qf3+ ({RR} 15. Qh5+ g6 16. Qf3+ Nf5 17. g4 Rf8
18. gxf5 Kg7) 15... Nf5 16. g4 Rf8 17. gxf5 Kg8 18. Kh1 Bxf5 19. Rf4 Qf6) ({RR
} 14. Bb5+ Bd7 15. Qe2 Bxb5 16. Qxb5+ Qd7 17. Qe2 Kf8) ({RR} 14. Qe2 hxg5 15.
Re1 ({RR} 15. Re3 Bd7 16. Re1 O-O 17. Rxe7 Re8 18. Re4 Qf6 19. Bd3 g6) ({RR} 
15. Bb5+ Bd7 16. Re1 Bxb5 17. Rxe7+ Kf8 18. Qxb5 Qxe7 19. Rxe7 Kxe7 20. Qxb7
Rhc8 21. h3 Kd8 22. Qc6 Rab8 23. Qc3 f6 24. b4 Rb6 25. a4 a6 26. Qd3 Ke7 27.
Qg6 Kf8) 15... Be6 16. dxe6 f6 17. Re3 Kf8 ({RR} 17... c6 18. Rh3 Rxh3 19. gxh3
Qa5) 18. Bd3 ({RR} 18. Qd3 c6 19. Rh3 Rxh3 20. Qxh3 Kg8 21. Qh5 ({RR} 21. Bd3
g6) 21... Qe8) ({RR} 18. Rh3 Rxh3 19. gxh3 g6 20. Qf3 ({RR} 20. h4 gxh4 21. Qe4
Kg7 22. Qxb7 Qc8 23. Qe4 Rb8 24. b3 ({RR} 24. Qxh4 Rb4 25. Qd4 Qb7) 24... Qb7
25. Qxh4 Rh8 26. Qg3 Rh5 27. h4 ({RR} 27. f4 Qb6+ 28. Kg2 d5) 27... Nf5 28. Qg2
Qxg2+ 29. Kxg2 Kf8) 20... Kg7 21. Qxb7 Qc8 22. Qf3 Rb8 23. b3 ({RR} 23. Bb3 Qb7
24. Qc3 Qb4 25. Rd1 Qxc3 26. bxc3 Rb5 27. Rd4 f5 28. h4 g4 29. h3 gxh3) ({RR} 
23. Re2 Qb7 24. Qd3 d5 25. Ba6 Qc6 26. Rc2 Qd6) 23... Qb7 24. Qd3 Rh8 25. Ba6
Qb6 26. Rc1 Rh4 27. Qb5 c6 28. Qxb6 axb6 29. Bb7 Rh8 30. b4 b5 31. Rc2 f5 32.
a4 bxa4) 18... Qe8 ({RR} 18... c6 19. Bg6 Qa5 20. Bf7) 19. Rh3 ({RR} 19. Rc1 c6
) 19... Rxh3 20. gxh3 g6 21. Qf3 ({RR} 21. h4 gxh4 22. Qf3 Kg7 23. Qxb7 Qb8 24.
Qf3 Qb4) 21... Kg7 22. Qxb7 Qb8 23. Qe4 ({RR} 23. Qf3 Qb4) 23... d5 24. Qa4 c6
25. Qa3 Qc7 26. Qc5 a5) 14... O-O ({RR} 14... g6 15. Qh4 Bf5 16. Re3 Kf8 17.
Qd4 Kg8 18. Qxh8+ Kxh8 19. Nxf7+ Kg8 20. Nxd8 Rxd8 21. Rxe7 {1-0 (21) Cueto,J 
(2108)-Da Cruz,K (1774) Florianopolis 2024}) 15. Rae1 ({RR} 15. Nf3 Ng6) 15...
Nf5 ({RR} 15... Ng6 16. Ne6 ({RR} 16. Nf3 Qf6) 16... fxe6 17. Qxg6 e5 18. Rxe5
({RR} 18. R4e3 Bf5 ({RR} 18... Qf6 19. Qc2 Bf5 ({RR} 19... Bd7 20. Rc1 Rae8 21.
Qe2 Kh8 22. Rb3)) 19. Qg3 Qf6) 18... dxe5 ({RR} 18... Qf6 19. Qxf6 Rxf6 20. Re7
Rf7 21. Re8+ Rf8 22. R1e7 Rxe8 ({RR} 22... Bf5 23. Rxa8 Rxa8 24. Rxc7) 23.
Rxe8+ Kf7 24. Bb5) 19. d6+ Kh8 20. Bd3 Bf5 ({RR} 20... Kg8 21. Qh7+ Kf7 22.
Qg6+ ({RR} 22. Bc4+ Kf6)) 21. Bxf5 Rxf5 22. Qxf5 cxd6 23. Rc1 Qe7 24. h4 Rd8 ({
RR} 24... Rf8 25. Rc8) 25. Rc8 d5 ({RR} 25... Rxc8 26. Qxc8+ Kh7 27. Qf5+ g6
28. Qe4 h5 29. g3 b6 30. Qd5 Kg7) 26. Rxd8+ Qxd8 27. Qxe5 d4 28. Kf1 d3 29. Ke1
Qxh4 30. Qb8+ {Finegold,B (2551)-Muhammad,S (2368) Seattle 2003 CBM 093 
[Lukacs,P] 1/2-1/2 (40)}) 16. Nf3 ({RR} 16. Nxf7 Qf6) ({RR} 16. Ne6 fxe6 17.
dxe6 Ne7 18. Rg4 Rf6 19. Rg6 Rxg6 20. Qxg6 Qf8 21. Qe4 a5 22. Re3 d5 23. Bxd5
Ra6 24. Rf3 Qe8 25. Bb3 Qc6 26. Qf4 Bxe6 27. Qf8+ Kh7) 16... g6 ({RR} 16... Qf6
17. g4 Ne7 18. Rxe7 ({RR} 18. g5 Qg6 19. Qxg6 Nxg6) 18... Qxf3 19. h3 Qf6 20.
b3) 17. Qg4 $146 ({RR} 17. Qh3 h5 18. Nd2 Qg5 19. Qc3 Bd7 20. Nf3 Qh6 21. Qb4
b6 22. Bb5 Rfd8 23. h3 a5 24. Qc4 Qg7 25. Bxd7 Rxd7 26. Re8+ Rxe8 27. Rxe8+ Kh7
28. Qc6 f6 29. g4 Nh6 30. g5 Qf7 31. Re6 Ng8 {Kulovic,E-Belica,M Baden 2001
1-0 (33)}) ({RR} 17. Qh3 h5 18. Nd2 c5 19. Qc3 Bd7 20. Nf3 Re8 21. h4 Rxe4 22.
Rxe4 Qf8 23. Ng5 Re8 24. Bd3 Nd4 25. Rf4 Bf5 26. b4 Bxd3 27. Rxd4 cxd4 28. Qxd3
Qe7 29. Qxd4 Qe1+ 30. Kh2 Qe5+ 31. Qxe5 Rxe5 {February,J (1749)-Norooz,M (1605)
Budapest 2015 0-1 (41)}) ({RR} 17. Qh3 h5 18. Bd3 Qf6 19. Rf4 Qxb2 20. Bxf5
Bxf5 21. Qg3 Rae8 22. Rxe8 Rxe8 23. h3 Be4 24. Nh4 Bxd5 25. Qg5 Qa1+ 26. Kh2
Qe5 {0-1 (26) Schiffers,S (2103)-Fedorchuk,S (2657) Maastricht 2015}) 17... Bd7
18. Qf4 Qf6 19. h4 h5 20. Bd3 Kg7 21. Rb4 Rab8 22. Bxf5 Bxf5 23. Qd4 c5 24.
dxc6 bxc6 25. b3 c5 26. Qxf6+ Kxf6 27. Ra4 Rb7 28. Ng5 Rd8 29. f3 d5 30. g4
hxg4 31. fxg4 Bd3 32. Rf4+ Kg7 33. Rxf7+ Rxf7 34. Ne6+ Kh6 35. Nxd8 Rf4 36. g5+
Kh5 37. Re5 Kxh4 38. Ne6 Rf1+ 39. Kg2 Rc1 40. Kf2 Bf5 41. Nc7 d4 42. Na6 Rc2+
43. Ke1 Rxa2 44. Nxc5 Kxg5 45. Rd5 Kf4 46. Rxd4+ Ke3 47. Ra4 Rc2 48. Rc4 Rxc4
49. bxc4 Kd4 50. Nb3+ Kxc4 51. Nd2+ Kc3 52. Kd1 a5 53. Nf1 a4 54. Ne3 a3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.7"]
[White "Perdomo, Leandro"]
[Black "Silva, Kaua Marques"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2382"]
[BlackElo "2142"]
[PlyCount "36"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be6 7. Bxf6 Qxf6 8.
Qb3 Ra7 9. a3 Qd8 10. Rd1 $146 ({RR} 10. h4 Be7 11. Qc2 h6 12. e4 dxe4 13. Qxe4
c6 14. O-O-O Ra8 15. Bd3 Nd7 16. Bc2 Qa5 17. d5 Nf6 18. Qe1 cxd5 19. Nxd5 Qc5
20. b4 Qc4 21. Ne5 Qa2 22. Nc7+ Kf8 23. Nxe6+ fxe6 24. Qc3 Nd5 {Szeberenyi,A 
(2334)-Schmidek,E (2390) Berlin GER 2021 1-0 (38)}) ({RR} 10. g3 c6 11. h4 Be7
12. Bg2 Nd7 13. Qc2 h6 14. O-O a5 15. e4 dxe4 16. Qxe4 O-O 17. Rfe1 Qb6 18. Qc2
Rd8 19. Rxe6 fxe6 20. Re1 Nf8 21. Bh3 Bf6 22. Na4 Qc7 23. Nc5 Re8 24. Re4 Qd6 {
Dvirnyy,D (2492)-Sorensen,H (2379) Cattolica ITA 2022 1-0 (38)}) ({RR} 10. h4
Be7 11. e4 dxe4 12. d5 Bf5 13. Nd4 Bg4 14. Nxe4 c5 15. Nf3 O-O 16. O-O-O b5 17.
d6 Bf6 18. Nxc5 Nd7 19. Ne4 Ne5 20. Be2 Bf5 21. Qd5 Re8 22. Rhe1 Bxe4 23. Qxe4
Nc4 24. Qxe8+ Qxe8 {Holm,K (2409)-Svane,R (2677) http://www.chessbomb.com 2021
0-1 (51)}) 10... c6 11. g3 Nd7 12. Bg2 Bd6 13. O-O O-O 14. Qc2 Re8 15. e4 dxe4
16. Nxe4 Be7 17. Ne5 Bf6 18. Nxf6+ Nxf6 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.8"]
[White "Vargas, Gabriela"]
[Black "Ticona Rocabado, Licael Roderick"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "2084"]
[BlackElo "2350"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. Nf3 d5 3. Bg5 Nf6 4. e3 Be7 5. Nbd2 c5 6. c3 Nbd7 7. Bd3 h6 (7...
b6 8. Bh4 Qc7 9. Qe2) 8. Bh4 Qc7 9. Qe2 b6 $146 ({RR} 9... O-O 10. O-O b6 11.
Bxf6 Nxf6 12. Ne5 Bb7 13. f4 Ne4 14. Rad1 Bd6 15. Qg4 f5 16. Qh3 Bxe5 17. fxe5
Qe7 18. Qh5 Kh7 19. Qe2 Rac8 20. Rf4 Rf7 21. g4 Rcf8 22. Qg2 cxd4 23. cxd4 Nxd2
24. Rxd2 {Tan Zhongyi (2522)-Ju Wenjun (2571) Chongqing/Shanghai CHN 2018 1-0 
(35)}) 10. Bg3 Bd6 11. Bxd6 Qxd6 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Rb8 15. Rd1
O-O 16. O-O Nf6 17. Bc2 Bb7 18. Rfe1 Rbd8 19. a3 Qc6 20. Qf1 Qc7 21. dxc5 Bxf3
22. gxf3 Qxc5 23. Rxd8 Rxd8 24. Rd1 Qg5+ 25. Kh1 Rxd1 26. Qxd1 Nd5 27. Bd3 Qh4
28. Kg1 Qg5+ 29. Kh1 Nf4 30. Bf1 Qd5 31. Qxd5 exd5 32. Bb5 g5 33. Kg1 Kg7 34.
Kf1 Kf6 35. c4 Ke5 36. cxd5 Kxd5 37. Ke1 Kd4 38. Kd2 f6 39. Bf1 Ng6 40. Ba6 Ne5
41. Bb7 Nd3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.9"]
[White "Cruz, Natan Gomes"]
[Black "Gemy, Jose Daniel"]
[Result "1/2-1/2"]
[ECO "C79"]
[WhiteElo "1888"]
[BlackElo "2329"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 (6. O-O g6 7. Re1 Bg7
8. Be3 O-O 9. Nbd2 Ng4 10. Bg5 f6 11. Bh4 g5 12. Bg3 h5 13. h4 Nh6 14. Nf1 g4
15. N3d2 f5 16. exf5 Nxf5 17. Ne4 Kh8 18. Nc3 Nxg3 19. fxg3 Bh6 20. d4 exd4 21.
Bxc6 dxc3 22. Bxb7 Rb8 23. Bxa6 Qe7 24. Qd4+ Qg7 25. b3 Qxd4+) 6... Bd7 7. O-O
g6 8. Re1 Bg7 9. Be3 $146 ({RR} 9. Nbd2 O-O 10. Nf1 h6 ({RR} 10... Qe8 11. Bb3
({RR} 11. Bc2 Nh5 12. d4 Kh8 13. d5 Ne7 14. c4 f5 15. exf5 gxf5 16. c5 Rg8 17.
Ng3 Nxg3 18. hxg3 Ng6 19. Ng5 h6 20. Qh5 e4 21. g4 Ne5 22. Qh4 Nxg4 23. Kh1 Qg6
24. f3 Bf6 25. f4) 11... Na5 12. Bc2 c5 13. d4 cxd4 14. cxd4 Nc6 15. d5 Nb4 16.
Bb1 a5 17. Bd2 Qd8 18. Ne3 b5 19. a3 Na6 20. b4 Qb6 21. Bd3 Nc7 22. Qe2 Qa7 23.
Qd1 Bh6 24. g3 Kg7 25. Kg2) ({RR} 10... b5 11. Bb3 Na5 12. Bc2 c5 13. h3 Nc6
14. Bb3 Na5 15. Bc2 Re8 16. Bg5 h6 17. Bh4 Nc6 18. Ne3 Be6 19. Bb3 Rc8 20. Bxe6
fxe6 21. Bxf6 Qxf6 22. a4 b4 23. a5 Kh7 24. Nc4 Qd8 25. Qa4) ({RR} 10... Nh5
11. Bg5 f6 12. Bh4 Kh8 13. d4 Qe8 14. Bb3 Bg4 15. Ne3 Bxf3 16. Qxf3 exd4 17.
Nd5 Qd7 18. cxd4 Nxd4 19. Qd1 f5 20. Rc1 Rac8 21. Ne7 f4 22. Nxc8 f3 23. Bc4
Nf4 24. Bg3 Nxg2 25. e5) 11. Ng3 Nb8 12. Bb3 Nc6 13. d4 Na5 14. dxe5 Nxb3 15.
Qxb3 dxe5 16. Nxe5 Rb8 17. Nxd7 Qxd7 18. Be3 Qc6 19. f3 Nd7 20. Rad1 Nc5 21.
Qc4 Na4 22. Qb3 Nc5 23. Qc2 Rbd8 {Maucci,L (2036)-Pico,C Buenos Aires 2003 1-0
(43)}) ({RR} 9. d4 O-O 10. dxe5 Nxe5 11. Nxe5 dxe5 12. Bg5 Bxa4 13. Qxa4 h6 14.
Bh4 Qd6 15. Na3 b5 16. Qb3 Rfd8 17. f3 Bf8 18. Red1 Qb6+ 19. Kf1 Be7 20. Bf2
Bc5 21. Bg3 Re8 22. Nc2 Nh5 23. Be1 Rad8 {Kamsky,G (2732)-Radjabov,T (2773)
Wijk aan Zee 2012 1/2-1/2 (55)}) ({RR} 9. Nbd2 O-O 10. Nf1 Ne7 11. Bb3 c5 12.
d4 Qc7 13. Bg5 h6 14. Be3 Nxe4 15. Bxh6 Bxh6 16. Rxe4 Bc6 17. Rh4 Nf5 18. Rg4
Kh7 19. dxe5 dxe5 20. Ng5+ Kg7 21. Ng3 Nxg3 22. Rxg3 Qe7 23. Nh3 Rad8 {
Spagnollo,P (1445)-Veloso,H (2029) Florianopolis 2024 0-1 (60)}) ({RR} 9. Nbd2
O-O 10. Nf1 Qe8 11. Bb3 Na5 12. Bc2 c5 13. d4 cxd4 14. cxd4 Nc6 15. d5 Nb4 16.
Bb1 a5 17. Bd2 Qd8 18. Ne3 b5 19. a3 Na6 20. b4 Qb6 21. Bd3 Nc7 22. Qe2 Qa7 23.
Qd1 Bh6 {Grischuk,A (2717)-Kobalia,M (2654) Moscow 2006 1/2-1/2}) ({RR} 9. d4
b5 10. Bc2 O-O 11. a4 exd4 12. Nxd4 Re8 13. Bg5 h6 14. Bh4 Qb8 15. axb5 axb5
16. Rxa8 Qxa8 17. Nxb5 Qb7 18. c4 Ne5 19. Bxf6 Bxf6 20. N1c3 Nxc4 21. Nd5 Bh4
22. Nbxc7 Rc8 23. Qd4 Ne5 {Gagunashvili,M (2542)-Romanov,E (2489) Kusadasi
2006 1/2-1/2 (41)}) 9... O-O 10. Nbd2 Ng4 11. Bg5 f6 12. Bh4 g5 13. Bg3 h5 14.
h4 Nh6 15. Nf1 g4 (15... Ng4 16. N3d2 f5 17. exf5) 16. N3d2 f5 17. exf5 Nxf5
18. Ne4 Kh8 19. Ne3 Nxg3 20. fxg3 Bh6 21. d4 exd4 22. Bxc6 dxe3 23. Bxb7 Rb8
24. Bxa6 Qe7 25. Qd4+ Qg7 26. b3 Qxd4 27. cxd4 Rb4 28. Ng5 Bg7 29. Re2 Rf2 30.
Rxf2 exf2+ 31. Kf1 Rb8 32. Ne4 Bc6 33. Kxf2 Rf8+ 34. Ke2 d5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.10"]
[White "Filgueiras, Nathan Felipe"]
[Black "Do Nascimento, Christian Almeida"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2321"]
[BlackElo "2123"]
[PlyCount "159"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Be2 Bb4 5. Nd5 Nxe4 6. Nxb4 Nxb4 7. d3 Nf6 8.
Nxe5 d6 9. Nf3 h6 10. a3 Nc6 11. O-O O-O 12. d4 $146 ({RR} 12. Re1 a5 13. b3
Re8 14. Bb2 Be6 15. Qd2 d5 16. b4 b5 17. Nd4 Nxd4 18. Bxd4 c6 19. Qc3 Bd7 20.
Bf1 Rxe1 21. Rxe1 axb4 22. axb4 Ra6 23. Re3 Ne8 24. h3 Be6 25. f4 h5 26. Re5 g6
{Mihok,O (2504)-Ilincic,Z (2401) Kecskemet 2015 1-0 (55)}) 12... Bf5 13. d5 Ne7
14. c4 Qd7 15. Be3 Rfe8 16. Re1 Bh7 17. Bd4 Ne4 18. b4 Nf5 19. Bb2 Re7 20. Bd3
Rae8 21. Re2 Ng5 22. Nxg5 Rxe2 23. Bxe2 hxg5 24. Qd2 Qe7 25. Bf1 Bg6 26. Bc3 g4
27. Re1 Qxe1 28. Qxe1 Rxe1 29. Bxe1 Nd4 30. Bc3 Nb3 31. Bb2 Bc2 32. Be2 f5 33.
Kf1 a5 34. Ke1 Kf7 35. bxa5 Nxa5 36. Kd2 Ba4 37. Kc3 b6 38. Kb4 Bd7 39. Bd3 Nb7
40. Bc2 Nc5 41. a4 Na6+ 42. Ka3 Nc5 43. Bc3 Nb7 44. Kb4 Na5 45. Bd2 Kf6 46.
Bc3+ Kf7 47. Bd2 Kf6 48. f4 gxf3 49. gxf3 g5 50. f4 g4 51. Be1 c5+ 52. dxc6
Nxc6+ 53. Kc3 Ne7 54. Kd4 Ke6 55. Bh4 Nc6+ 56. Kc3 d5 57. cxd5+ Kxd5 58. Bf2
Ne7 59. Bxb6 Ng6 60. Be3 Nh4 61. a5 Ng2 62. Bd2 Kc5 63. a6 Kb6 64. Bd3 Bc8 65.
Bf1 Nh4 66. Be3+ Kc7 67. a7 Bb7 68. Bf2 Ng6 69. Bg3 Kb6 70. Bd3 Kxa7 71. Bxf5
Ne7 72. Bxg4 Kb6 73. Kd4 Nc6+ 74. Kd5 Kc7 75. f5+ Kd8 76. Kd6 Nd4 77. f6 Ke8
78. Bh5+ Kf8 79. Bf4 Bf3 80. Bh6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.11"]
[White "Dos Santos Dutra, Fernando Junior Fre"]
[Black "De Albuquerque, Ian Telek C."]
[Result "1-0"]
[ECO "A65"]
[WhiteElo "2262"]
[BlackElo "2089"]
[PlyCount "101"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 c5 7. d5 e6 8. Be2
exd5 9. cxd5 Na6 10. O-O Nc7 11. Bg5 h6 12. Be3 Re8 13. a4 ({RR} 13. Qd2 Kh7
14. f4 b5 15. e5 b4 16. Nce4 Nfxd5 17. Rad1 dxe5 18. fxe5 Nxe3 19. Qxe3 Qe7 20.
Bc4 Qxe5 21. Rxf7 Kh8 22. Qf3 Be6 23. Nd6 Rf8 24. Qc6 Rxf7 25. Nxf7+ Bxf7 26.
Bxf7 Rf8 27. Qxg6 Nb5 {David,A (2428)-Tugui,A (2338) Mamaia ROU 2021 1-0 (31)})
13... Rb8 14. Qd2 Kh7 15. h3 b6 $146 ({RR} 15... a6 16. Rab1 b5 17. axb5 axb5
18. b4 cxb4 19. Rxb4 Bd7 20. Rfb1 Na6 21. R4b3 b4 22. Bxa6 bxc3 23. Rxb8 Qxb8
24. Qd3 Qd8 25. Bd4 h5 26. f3 c2 27. Qxc2 Nxe4 28. Bxg7 Nxg3 29. Ba1 Qg5 30.
Qc3 {Wiley,T (2256)-Klima,L (2353) Olomouc 2013 1/2-1/2 (35)}) 16. f3 a6 17.
Rab1 b5 18. axb5 Nxb5 19. Bxb5 axb5 20. b4 Nd7 21. Nge2 Ba6 22. Bf2 Qf6 23.
Rfc1 Rec8 24. Qa2 Ra8 25. f4 Qe7 26. Qd2 Rab8 27. Rc2 Nb6 28. Ra2 Na4 29. bxc5
Nxc3 30. Nxc3 b4 31. Rxa6 bxc3 32. Qc2 Rb2 33. Rxb2 cxb2 34. Rb6 Qa7 35. c6
Qa1+ 36. Kh2 Qc1 37. Qd3 Ra8 38. e5 Ra1 39. Qe3 b1=Q 40. Rxb1 Qxb1 41. exd6 Ra8
42. d7 Qb8 43. Qb6 Qd6 44. Qc5 Bf8 45. Qxd6 Bxd6 46. Bb6 Bxf4+ 47. g3 Bd6 48.
d8=Q Rxd8 49. Bxd8 Kg7 50. c7 Bxc7 51. Bxc7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.12"]
[White "Cunha, Lucas Aguiar"]
[Black "Dos Santos Junior, Haroldo Cunha"]
[Result "1/2-1/2"]
[ECO "C66"]
[WhiteElo "2230"]
[BlackElo "2033"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. d4 exd4 5. Nxd4 Nf6 6. Bb5 Bd7 7. O-O Be7 8.
Bf4 Na5 $146 ({RR} 8... Nxd4 9. Qxd4 O-O 10. Rad1 Bxb5 11. Nxb5 a6 12. Nc3 Re8
13. Bc1 Qc8 14. b3 Qe6 15. Rfe1 Qe5 16. Qd3 Bf8 17. f4 Qh5 18. h3 Rad8 19. g4
Qa5 20. g5 Nd7 21. Bd2 Qa3 22. Nd5 Nc5 23. Qf3 {Kholmov,R-Sandor,B Bucharest
1954 1-0 (65)}) ({RR} 8... O-O 9. Nxc6 bxc6 10. Ba4 Rb8 11. e5 dxe5 12. Bxe5
Ng4 13. Bd4 Bd6 14. h3 Qh4 15. f4 c5 16. Bxd7 cxd4 17. Qxg4 {1/2-1/2 (17)
Vajda,A (2409)-Istratescu,A (2582) Bucharest 2001}) ({RR} 8... O-O 9. Nxc6 bxc6
10. Bc4 Be6 11. Bxe6 fxe6 12. e5 Nd5 13. Nxd5 cxd5 14. Qg4 Qd7 15. Rfe1 Rae8
16. Re3 dxe5 17. Bxe5 Bc5 18. Bd4 Bd6 19. Be5 c5 20. Rae1 Bxe5 21. Rxe5 {
1/2-1/2 (21) Gorainow,N (1858)-Stemmler,F (2019) Willingen 2017}) ({RR} 8...
O-O 9. Bxc6 bxc6 10. e5 Ne8 11. Qf3 d5 12. Rad1 g6 13. Bh6 Ng7 14. Rfe1 Rb8 15.
b3 c5 16. Nde2 c6 17. Nf4 Be6 18. Na4 Qa5 19. c4 Rbd8 20. cxd5 cxd5 21. Nc3 d4
22. Ne4 Qxa2 23. Nf6+ {Geller,E-Shamkovich,L Riga (Latvia) 1968 1-0 (34)}) ({RR
} 8... O-O 9. Nxc6 bxc6 10. Ba4 Qb8 11. e5 Ne8 12. Qd2 Qb7 13. Rfe1 Rd8 14.
exd6 Bxd6 15. Bb3 Bf5 16. Be5 Qc8 17. Qf4 Nf6 18. Qa4 Nd7 19. Bg3 Nc5 20. Qxc6
Nxb3 21. axb3 Bxc2 22. Nd5 Bxb3 23. Nxc7 {Klein,M-Lombard,A Florence 1972 1/
2-1/2}) 9. Nf5 Bf8 10. Bxd7+ Qxd7 11. Qd4 Nc6 12. Qa4 g6 13. Bg5 Ng8 14. Ne3
Bg7 15. Ned5 f6 16. Bh4 h5 17. f4 a6 18. Rad1 O-O-O 19. e5 fxe5 20. Bxd8 Nxd8
21. Qxd7+ Kxd7 22. f5 gxf5 23. Rxf5 c6 24. Rg5 Ne6 25. Nb6+ Kc7 26. Rg6 Rh6 27.
Rxh6 Nxh6 28. Na8+ Kd7 29. Ne4 d5 30. Nb6+ Kc7 31. Nxd5+ cxd5 32. Rxd5 Nf5 33.
c3 Kc6 34. Rd1 h4 35. Kf2 Bh6 36. Kf3 Ng5+ 37. Nxg5 Bxg5 38. Ke4 Nd6+ 39. Kxe5
Nc4+ 40. Ke6 Nxb2 41. Rd6+ Kc7 42. Rd7+ Kc6 43. Rg7 Bf4 44. Rg4 Bxh2 45. Rxh4
Bg3 46. Rb4 Nd3 47. Rg4 Be1 48. c4 a5 49. Rd4 Nb4 50. Re4 Bc3 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.13"]
[White "Dias, Clara"]
[Black "Aranha Filho, Alvaro Z."]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1717"]
[BlackElo "2201"]
[PlyCount "71"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 Be7 7. Be2 O-O 8.
O-O d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Nxc6 Qxc6 12. Bf3 Qc7 13. c3 $146 ({RR} 
13. Qe2 Bf6 14. c3 Bd7 15. Be3 a6 16. a4 Bc6 17. Qc4 Rac8 18. Bxc6 Qxc6 19.
Qxc6 Rxc6 20. a5 Rd8 21. Rfd1 Rcd6 22. Rxd6 Rxd6 23. Kf1 g6 24. Ke2 Rd5 25. Ra2
Kf8 26. c4 Rd7 27. b4 Rc7 {Gabrielian,A (2458)-Esipenko,A (2043) Maikop RUS
2019 1/2-1/2 (58)}) ({RR} 13. Be3 Bf6 14. c3 Bd7 15. Be4 Bc6 16. Qf3 Bxe4 17.
Qxe4 b6 18. Bf4 Qc5 19. Rad1 Rad8 20. Qb7 Qb5 21. Bc1 Qa4 22. Qf3 Qb3 23. Qe2
h6 24. h3 Rfe8 25. Be3 {1/2-1/2 (25) Reisinger,G (1740)-Wist,D (1790) Germany
2005}) 13... Rd8 14. Qc2 Bd7 15. Re1 Bc6 16. Be4 Bxe4 17. Qxe4 Rd7 18. Be3 Rad8
19. Qg4 Bf6 20. Qa4 Rd5 21. h4 h5 22. Qb4 a5 23. Qe4 Qc6 24. g3 Rc8 25. Bf4 Qe8
26. Qc2 Rcd8 27. Re4 Qc6 28. Qe2 g6 29. Re1 Kg7 30. Rc4 Rc5 31. Rxc5 Qxc5 32.
Be5 Rd5 33. Bf4 Qc6 34. Qe4 Rd1 35. Kh2 Rxe1 36. Qxe1 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.14"]
[White "Tsuboi, Edson Kenji"]
[Black "Branquinho, Eduardo De Medeiros"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2200"]
[BlackElo "1815"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bc4
O-O 9. O-O Qc7 ({RR} 9... Be6 10. Bxe6 fxe6 11. a5 Nc6 12. Be3 Qd7 13. Re1 Rae8
14. Bb6 Bd8 15. Na4 Nxa5 16. Nc5 dxc5 17. Qxd7 Nxd7 18. Bxa5 Bxa5 19. Rxa5 Rc8
20. Kf1 h6 21. Rd1 Rc7 22. Rd6 Re8 23. Ra1 Kf8 24. h4 {Carlsen,M (2864)
-Gelfand,B (2755) Moscow 2013 1/2-1/2 (48)}) ({RR} 9... Nbd7 10. Qe2 b6 11. Rd1
Bb7 12. Bg5 Qc7 13. h3 Rfc8 14. Ba2 h6 15. Bxf6 Nxf6 16. Nh4 Bc6 17. Bb3 Bf8
18. Rd2 b5 19. axb5 axb5 20. Rxa8 Rxa8 21. Nf5 b4 22. Nd5 Bxd5 23. Bxd5 Nxd5
24. exd5 {Dwilewicz,K (2100)-Majek,K (2100) Krakow POL 2022 0-1 (71)}) 10. Qd3
b6 $146 ({RR} 10... h6 11. Nd5 Nxd5 12. Bxd5 Nd7 13. Qc4 Qxc4 14. Bxc4 Nf6 15.
Re1 Bd7 16. Bd2 Bc6 17. Bd3 b5 18. a5 Ne8 19. Bb4 Nc7 20. Nxe5 Bb7 21. Nd7 Rfe8
22. Nb6 Rad8 23. Rad1 Bf6 24. c3 d5 25. exd5 {Hein,M (2032)-Hoffmann,A (1856)
Bayern 2005 1/2-1/2 (72)}) 11. Bg5 Bb7 12. Bxf6 Bxf6 13. Rfd1 Be7 14. Nd5 Bxd5
15. Bxd5 Ra7 16. Nd2 Nd7 17. Nc4 Nc5 18. Qh3 Nxa4 19. Rxa4 b5 20. Rb4 bxc4 21.
Rxc4 Qb6 22. b3 Rc7 23. Qg4 Rxc4 24. Bxc4 a5 25. Qd7 Qd8 26. Qa7 Bf6 27. Rd3
Qb8 28. Bxf7+ Kh8 29. Qxb8 Rxb8 30. Rxd6 Rd8 31. Rd5 Rxd5 32. exd5 g6 33. Kf1
Kg7 34. Be6 Kf8 35. Ke2 Ke7 36. Kd3 Kd6 37. Bg8 h6 38. Bf7 g5 39. g4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.15"]
[White "De Menezes, Ricardo Fagner Dias"]
[Black "Alvarenga, Rogerio Almeida"]
[Result "1-0"]
[ECO "E02"]
[WhiteElo "1675"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. Nc3 dxc4 7. Qa4 Bd7 8.
Qxc4 Bc6 9. O-O Nbd7 10. Bg5 Rc8 ({RR} 10... Nd5 11. Bxe7 Qxe7 {1/2-1/2 (11)
Gareyev,T (2658)-Shabalov,A (2553) Los Angeles 2012}) ({RR} 10... h6 11. Bxf6
Nxf6 12. Rfd1 a5 13. Rac1 Qb8 14. Qd3 Rd8 15. e4 Qa7 16. a3 Qb6 17. Qe2 Be8 18.
Rd2 Bf8 19. Rcd1 g6 20. Ne5 Qb3 21. Qe3 Nd7 22. Nxd7 Rxd7 23. e5 Bg7 24. Ne4
Qxe3 25. fxe3 {Mitrabha,G (2433)-Rahman,S (2178) Dhaka BAN 2019 1/2-1/2 (73)})
11. Rfd1 Nd5 $146 ({RR} 11... Ne4 12. Bf4 Nxc3 13. bxc3 Be4 14. Qb3 c5 15. dxc5
Bd5 16. c4 Nxc5 17. Qe3 {1-0 (17) Turzo,A (2314)-Dlauchy,P (2055) Budapest 1999
}) 12. Bxe7 Qxe7 13. Ne5 Nxe5 14. dxe5 Nb6 15. Qf4 Bxg2 16. Kxg2 Rfd8 17. h4
Rxd1 18. Rxd1 Rd8 19. Rxd8+ Qxd8 20. h5 Nd5 21. Qd2 Qe7 22. Nxd5 exd5 23. Qxd5
c6 24. Qd6 Qxd6 25. exd6 Kf8 26. e4 f6 27. f4 Ke8 28. e5 Kd7 29. Kf3 Ke6 30.
Ke4 b6 31. Kd4 a6 32. Kc4 a5 33. a3 g6 34. hxg6 hxg6 35. Kb3 b5 36. a4 f5 37.
Kc3 bxa4 38. Kc4 Kd7 39. Kc5 a3 40. bxa3 a4 41. e6+ Kd8 42. Kxc6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.16"]
[White "Passos, Marco Aurelio Novae"]
[Black "Kropff, Ricardo"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1671"]
[BlackElo "2052"]
[PlyCount "44"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. a3 a6 7. h3 h6 8. Ba2 ({
RR} 8. Be3 Qe7 9. O-O O-O 10. Nh4 Kh8 11. Bxc5 dxc5 12. f4 Nxe4 13. Nxe4 Qxh4
14. f5 Nd4 15. f6 gxf6 16. Rxf6 Bf5 17. Qf1 Bxe4 18. dxe4 Nxc2 19. Qf5 Qg5 20.
Qxg5 hxg5 21. Rc1 Nd4 22. Rcf1 b5 {Minasian,A (2495)-Kruppa,Y (2480) Kherson
1991 0-1 (44)}) 8... Be6 ({RR} 8... Qe7 9. Nh2 Be6 10. b3 Nd4 11. Na4 Ba7 12.
c3 Nc6 13. O-O g5 14. g4 b5 15. Nb2 O-O-O 16. Be3 Bxe3 17. fxe3 h5 18. a4 hxg4
19. Nxg4 Bxg4 20. hxg4 Qd7 21. axb5 axb5 22. Rf2 Nxg4 23. Rf3 {Vorona,
V-Semenov,M chess.com INT 2018 0-1 (33)}) 9. Nd5 Bxd5 $146 ({RR} 9... Nd4 10.
Nxd4 Bxd4 11. c3 Ba7 12. Qe2 Nxd5 13. exd5 Bf5 14. Be3 Bxe3 15. Qxe3 Qf6 16.
O-O Qg6 17. Rad1 O-O-O 18. Bb1 Rhe8 19. g4 Bxg4 20. hxg4 Qxg4+ 21. Qg3 Qd7 22.
Qf3 f5 23. b3 g5 24. c4 {Diago,R (1600)-Gomez,J (1866) Manizales 2009 0-1}) 10.
exd5 Ne7 11. c4 O-O 12. d4 exd4 13. Nxd4 Bxd4 14. Qxd4 Nf5 15. Qd3 Re8+ 16. Kf1
Ne4 17. g4 Nh4 18. Be3 Qf6 19. Bd4 Qf4 20. Rd1 Re7 21. Bb1 Rae8 22. Qe3 Nd2+
0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.17"]
[White "Saito, Vinicius"]
[Black "Pittoli, Vinicius Eduardo Mo"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2147"]
[BlackElo "1648"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 d6 6. h3 a6 7. Ba4 h6 8. Nbd2
O-O 9. O-O Re8 10. Re1 Bd7 11. Nf1 Ne7 $146 ({RR} 11... b5 12. Bc2 d5 13. Ng3
a5 14. d4 exd4 15. cxd4 Bb4 16. Re2 dxe4 17. Nxe4 Nxe4 18. Bxe4 f5 19. Bd5+ Kh7
20. Ne5 Ra6 21. Bf7 Re7 22. Bg6+ Kg8 23. Nf7 Rxf7 24. Bxf7+ Kxf7 25. a3 Be7 26.
d5 {Slivka,D (1575)-Ferencak,J (1289) Tatralandia 2015 1/2-1/2 (65)}) ({RR} 
11... b5 12. Bc2 Ne7 13. Ng3 Ng6 14. d4 exd4 15. cxd4 Bb4 16. Bd2 Bxd2 17. Qxd2
c5 18. e5 dxe5 19. dxe5 Nh7 20. Bxg6 fxg6 21. Qd5+ Be6 22. Qxc5 Rc8 23. Qa3 Qb6
24. Rad1 Rcd8 25. Rd6 Rxd6 26. Qxd6 {Sarmiento Robles,P (1691)-Condori,Z Mar
del Plata 2013 1-0 (58)}) 12. Bb3 Ng6 13. Ng3 Bb6 14. a4 c5 15. d4 Rc8 16. dxe5
dxe5 17. Bc4 Be6 18. Qb3 Bxc4 19. Qxc4 Qc7 20. Nf5 Ne7 21. N3h4 Nxf5 22. Nxf5
Kh7 23. Be3 Re6 24. g4 Ng8 25. Red1 g6 26. Ng3 Kg7 27. Kg2 a5 28. h4 Ne7 29. h5
Rd6 30. hxg6 fxg6 31. Rh1 Rh8 32. Rad1 Qd7 33. Qe2 Rxd1 34. Qxd1 Qc6 35. Qd2
Qxa4 36. Bxh6+ Kf7 37. Qd6 Qc6 38. Qxe5 Bc7 39. Qxh8 Bxg3 40. fxg3 Qxe4+ 41.
Kh2 Qxg4 42. Qf8+ Ke6 43. Re1+ Kd5 44. Qxe7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.18"]
[White "Da Rocha, Lucas Sampaio"]
[Black "Santanna, Paulo"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1647"]
[BlackElo "2021"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Be2 cxd4 ({RR} 6... Nf6 7.
Be3 cxd4 8. cxd4 Nc6 9. Nc3 Qd6 10. O-O Be7 11. Qd2 O-O 12. Bf4 Qd8 13. Rfd1
Nb4 14. Ne5 Nbd5 15. Bf3 Bd7 16. Bg5 Bc6 17. Rac1 Rc8 18. h3 h6 19. Bh4 Re8 20.
a3 Qb6 21. Bxf6 {Neelotpal,D (2463)-Zhang,Z (2645) Doha 2016 0-1 (44)}) 7. Qxd4
({RR} 7. cxd4 Nf6 8. O-O Nc6 9. Nc3 Qd8 10. Be3 Be7 11. Ne5 Nb4 12. Qa4+ Kf8
13. Qb3 Nbd5 14. Bf3 Qb6 15. Qc2 Qc7 16. Qe2 Nxc3 17. bxc3 Nd5 18. c4 Nxe3 19.
fxe3 f6 20. c5 g6 21. Rab1 Rb8 {Schmidt,S (2153)-Soham,D (2352) Tegernsee GER
2021 1-0 (65)}) 7... Nf6 8. Qxd5 $146 ({RR} 8. Bg5 Nc6 9. Qd2 Qa5 10. Bxf6 gxf6
11. Qf4 Be7 12. Nbd2 Rg8 13. Nc4 Qd8 14. Rd1 Bd7 15. Qe3 Qc7 16. Qb6 O-O-O 17.
Qb3 Bc5 18. O-O e5 19. g3 f5 20. Kh1 Be6 21. Qc2 Rxd1 22. Rxd1 e4 {Ramos,E 
(1761)-Da Silva,A (2023) Aracaju 2014 1-0 (50)}) 8... Nxd5 9. O-O Nc6 10. Rd1
Bc5 11. Bg5 O-O 12. Nbd2 h6 13. Bh4 f5 14. h3 Nf4 15. Bf1 Nh5 16. Nb3 Ba7 17.
g4 fxg4 18. hxg4 g5 19. gxh5 gxh4 20. Be2 Rf4 21. Nbd4 Nxd4 22. cxd4 Bd7 23.
Kg2 Bc6 24. Rac1 Raf8 25. Rc3 h3+ 26. Kg3 Bb8 27. Ne5 Bxe5 28. dxe5 Rxf2 29.
Bg4 h2 30. Bxe6+ Kh8 31. Rcc1 h1=Q 32. Rxh1 Bxh1 33. Rxh1 R8f3+ 34. Kg4 Re3 35.
Rc1 Rxe5 36. Rc8+ Kg7 37. Rc7+ Kf8 38. Bc8 Rg5+ 39. Kh3 Rxb2 40. Bxb7 Rxh5+ 41.
Kg4 Rg5+ 42. Kf4 Rxa2 43. Rc6 Ra4+ 44. Kf3 Rb5 45. Bxa6 Rb3+ 46. Kf2 Ra2+ 47.
Be2 Rbb2 48. Re6 Kg7 49. Kf3 Ra3+ 50. Kf4 Rb4+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.19"]
[White "Munhoz, Joao Pedro"]
[Black "Da Silva, Lucas Pereira Mende"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1608"]
[BlackElo "1974"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e6 2. Nf3 d5 3. d4 c6 4. g3 Nf6 5. Bg2 Be7 6. O-O O-O 7. Nc3 b6 8. Nd2
Ba6 9. b3 Nbd7 ({RR} 9... b5 10. Bb2 bxc4 11. bxc4 Nbd7 12. Qa4 Qc8 13. cxd5
cxd5 14. Rfc1 Nb6 15. Qa5 Nc4 16. Nxc4 Bxc4 17. Ba3 Bxa3 18. Qxa3 Qa6 19. Qxa6
Bxa6 20. e3 Rfc8 21. Na4 Nd7 22. Rab1 Kf8 23. Bf1 Bxf1 24. Kxf1 {Gozzoli,Y 
(2586)-Meier,G (2630) chess.com INT 2017 1/2-1/2 (52)}) 10. e4 Bb4 $146 ({RR} 
10... dxc4 11. Nxc4 b5 12. Ne3 b4 13. Ne2 Nb6 14. Re1 Rc8 15. Bb2 Re8 16. Rc1
Bf8 17. Nf4 c5 18. d5 exd5 19. exd5 g6 20. Bh3 Ra8 21. Qf3 Ne4 22. Ne6 Ng5 23.
Nxg5 Qxg5 24. Bf6 Qh6 25. Bg2 {Bindrich,F (2564)-Buhmann,R (2569) Austria 2014
1-0 (39)}) ({RR} 10... dxc4 11. Nxc4 b5 12. Ne3 b4 13. Ne2 e5 14. Nf5 g6 15.
Nxe7+ Qxe7 16. Re1 Rfd8 17. Bg5 exd4 18. Qxd4 Ne5 19. Qe3 h6 20. Bxf6 Qxf6 21.
f4 Ng4 22. Qc5 Qb2 23. Bf3 h5 24. Rab1 Qxa2 25. Bxg4 {Ivanov,M (2341)
-Khubukshanov,E (2278) Belgrade SRB 2021 1/2-1/2}) ({RR} 10... Rc8 11. Re1 Bb4
12. Bb2 dxe4 13. a3 Bxc3 14. Bxc3 b5 15. Bb4 c5 16. dxc5 Nxc5 17. Bxc5 Rxc5 18.
b4 Rc7 19. c5 Rd7 20. Ra2 Bb7 21. Qc2 Bd5 22. Rb2 Qa8 23. Nxe4 Nxe4 24. Bxe4
Bxe4 25. Qxe4 {Finokaliotis,G (2059)-Dirlis,N (1875) Aghios Kirykos 2014 1-0 
(60)}) ({RR} 10... Rc8 11. Re1 dxe4 12. Ndxe4 Nxe4 13. Nxe4 Nf6 14. Nc3 c5 15.
d5 exd5 16. Nxd5 Nxd5 17. Bxd5 Bf6 18. Rb1 Bc3 19. Re3 Bd4 20. Rd3 Qf6 21. Rf3
Qe7 22. Bb2 Bxb2 23. Rxb2 Rce8 24. Re3 Qc7 25. Rbe2 {Smirnov,P (2556)
-Rakhimzhan,A (2303) Almaty KAZ 2019 1/2-1/2 (58)}) 11. Bb2 c5 12. dxc5 d4 13.
Nb5 bxc5 14. a3 Bxd2 15. Qxd2 e5 16. a4 Bb7 17. f3 Qb8 18. Rab1 a6 19. Na3 Bc6
20. Ba1 Qb4 21. Qxb4 cxb4 22. Nc2 a5 23. Rfd1 Nc5 24. Ne1 Nfd7 25. Bh3 Rad8 26.
Bxd7 Rxd7 27. Nd3 Nxd3 28. Rxd3 f5 29. exf5 Rxf5 30. Rf1 g5 31. f4 Be4 32. Rd2
gxf4 33. gxf4 Rg7+ 34. Kf2 Rxf4+ 35. Ke1 Rxf1+ 36. Kxf1 Kf7 37. Rf2+ Ke6 38.
Ke2 Rg1 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.20"]
[White "Cordero, Daniela"]
[Black "Aragao Neto, Joao Batista"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2028"]
[BlackElo "1585"]
[PlyCount "72"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. e4
e5 9. h3 a5 10. b3 Re8 11. Be3 exd4 12. Nxd4 Nc5 13. Qc2 Qe7 14. Rfe1 Nfd7 15.
Rad1 Nf8 16. f4 ({RR} 16. Qd2 Be6 17. Bh6 Bxh6 18. Qxh6 Qf6 19. Qd2 Red8 20. f4
Bd7 21. Nde2 Be8 22. Qe3 Qe7 23. Nd4 f6 24. Rd2 Qc7 25. Red1 Bf7 26. Kh2 a4 27.
b4 Ncd7 28. Bf1 Nb6 29. c5 dxc5 30. bxc5 Nc4 {Schlosser,P (2550)-Thipsay,P 
(2515) Groningen 1997 1/2-1/2 (41)}) ({RR} 16. Qd2 Be6 17. Bg5 Bf6 18. h4 Red8
19. Nf5 Bxf5 20. exf5 Bxg5 21. hxg5 Qd7 22. Bh3 gxf5 23. Qc2 Re8 24. Bxf5 Qc7
25. Kg2 Rxe1 26. Rxe1 Ng6 27. Qd2 Rd8 28. Qd4 Rf8 29. Nd1 Qd8 30. f4 f6 {
Pavlov,S (2471)-Maloberti,D (2113) Skopje MKD 2019 1-0 (39)}) 16... Nfe6 17.
Nde2 Bd7 $146 ({RR} 17... Nf8 18. Qd2 f5 19. Qxd6 Qxd6 20. Rxd6 Nxe4 21. Nxe4
fxe4 22. Bd4 a4 23. b4 a3 24. Bxg7 Kxg7 25. Nc3 e3 26. Rd3 e2 27. Kf2 Be6 28.
c5 Bf7 29. Bf3 Rad8 30. Rxd8 Rxd8 31. Ke3 Re8+ 32. Be4 {Sandler,L (2345)
-Amonatov,F (2110) Yerevan 1996 1/2-1/2 (59)}) ({RR} 17... Nc7 18. Bd4 Bxd4+
19. Nxd4 Bd7 20. a3 Qf6 21. Re2 Rad8 22. Red2 Bc8 23. Kh2 h5 24. b4 axb4 25.
axb4 N5e6 26. Nxe6 Nxe6 27. h4 Nc7 28. c5 Bg4 29. cxd6 Bxd1 30. Rxd1 Na6 31. e5
Qe6 32. b5 {Khromkin,A (2328)-Rjanova,V (2049) Saratov 2006 1-0 (48)}) 18. Bf2
Rad8 19. Bf3 Na6 20. Bb6 Rb8 21. Nb1 a4 22. b4 Rec8 23. Qxa4 c5 24. b5 Nac7 25.
Qc2 Nd4 26. Nxd4 Bxd4+ 27. Kh2 h5 28. Rxd4 cxd4 29. Bxd4 Nxb5 30. Ba1 Be6 31.
Qb2 f6 32. cxb5 Kf7 33. f5 Bc4 34. fxg6+ Kxg6 35. Nc3 Be6 36. Rf1 Rf8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.21"]
[White "Mattos, Bernardo Cunha"]
[Black "Carvalho Jr, Celestino"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1567"]
[BlackElo "1939"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 d6 4. d4 exd4 5. Nxd4 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O
Nbd7 9. b3 Nc5 10. Bb2 a5 11. Re1 ({RR} 11. Qc2 c6 12. Rad1 Qe7 {1/2-1/2 (12)
Aveskulov,V (2545)-Kovchan,A (2507) Kharkov 2007}) ({RR} 11. Qc2 c6 12. Rad1
Qb6 13. h3 {1/2-1/2 (13) Peng,L (2466)-Hausner,I (2370) Bayerisch Eisenstein
GER 2019}) 11... Re8 12. Qd2 $146 ({RR} 12. e4 Ng4 13. f4 f5 14. h3 Nh6 15. Qd2
fxe4 16. Nxe4 Nxe4 17. Bxe4 c6 18. Bg2 Bd7 19. Rxe8+ Qxe8 20. Re1 Qf7 21. Ba3
Bf8 22. g4 a4 23. Bb2 axb3 24. axb3 Bg7 25. Nf3 Bxb2 26. Qxb2 Re8 {Overesch,A 
(1801)-Robers,F (1767) Muensterland 2004 1/2-1/2}) 12... Bg4 13. h3 Bd7 14.
Rad1 Nfe4 15. Nxe4 Nxe4 16. Qd3 Nc5 17. Qd2 Qc8 18. Kh2 h5 19. e4 Qd8 20. Bc3
Ne6 21. Nxe6 Bxe6 22. Bb2 a4 23. Bxg7 Kxg7 24. b4 Qf6 25. e5 dxe5 26. Bxb7 Rab8
27. Bd5 Bxd5 28. cxd5 Rb6 29. a3 h4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.22"]
[White "De Brito E Silva, William"]
[Black "Cristino, Felipe Borges"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1549"]
[BlackElo "1890"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
f3 Qb6 9. Qd2 Nxe4 10. Nxe4 Bxd4 11. Bxd4 Qxd4 12. Qxd4 Nxd4 13. O-O-O Nc6 14.
Rhe1 ({RR} 14. h4 h6 15. Rhe1 d6 16. Nc3 Rd8 17. a3 Kf8 18. b4 Bd7 19. Kb2 Rac8
20. Bb3 Be6 21. f4 Bd7 22. Nd5 Be6 23. c4 h5 24. Nc3 a5 25. c5 Bxb3 26. Kxb3
axb4 27. axb4 dxc5 28. bxc5 Nd4+ {Szabo,Z (2355)-Kiss,P (2450) Miskolc 1997
0-1 (43)}) ({RR} 14. h4 d6 15. h5 Bf5 16. hxg6 Bxg6 17. Rh4 Rac8 18. Bb3 Na5
19. c3 Nxb3+ 20. axb3 Rfd8 21. Ng5 Rc5 22. Nxh7 Kg7 23. b4 Re5 24. f4 Re2 25.
Rdh1 Rxg2 26. Ng5 Rc2+ 27. Kd1 Rxb2 28. R4h2 Rxh2 {Sedlak,L (1879)-Afek,Y 
(2202) Prague CZE 2021 0-1 (36)}) 14... b6 $146 ({RR} 14... d6 15. Nc3 Rd8 16.
Nd5 e6 17. Nf6+ Kg7 18. Ng4 a6 19. a3 b5 20. Ba2 Bb7 21. Re2 Rac8 22. Kb1 Rc7
23. Red2 d5 24. c3 a5 25. c4 bxc4 26. Bxc4 Rdc8 27. Bb3 Ba6 28. Rc1 Ne7 29.
Rxc7 {Dietrich,N-Speer,A Detmold 1964 0-1 (49)}) ({RR} 14... Kg7 15. Nc3 d6 16.
Bb5 Be6 17. Nd5 Bxd5 18. Rxd5 Rfd8 19. Bxc6 bxc6 20. Ra5 Rd7 21. f4 Rb8 22. Ra4
c5 23. c4 Rdb7 24. Re2 Rb4 25. Rxa7 Rxc4+ 26. Kb1 Rxf4 27. Raxe7 h5 28. Rd7 Rb6
29. Rd2 {Carasiov,A (1899)-Cuellar Elisvan,D (2247) Iasi 2012 0-1 (50)}) ({RR} 
14... d6 15. Nc3 Rd8 16. Bb5 Be6 17. Ne4 h6 18. a3 a6 19. Bxc6 bxc6 20. Rd4 c5
21. Rd2 Rdb8 22. Nc3 Rb7 23. Nd5 Bxd5 24. Rxd5 Rd8 25. Red1 Rbd7 26. c4 Kf8 27.
R5d3 Rb7 28. f4 Rdb8 29. R1d2 {Belotserkovsky,D (1999)-Vakhlamov,I (1909)
Moscow 2007 0-1 (43)}) 15. c3 d6 16. Nd2 Ne5 17. Be2 a6 18. Nc4 Nxc4 19. Bxc4
b5 20. Bd5 Ra7 21. b3 e6 22. Be4 d5 23. Bc2 Rc7 24. Kb2 Bb7 25. Rd2 Rfc8 26.
Re3 Kg7 27. h4 h5 28. g4 hxg4 29. fxg4 Rh8 30. Rh2 Rd7 31. Re5 d4 32. h5 Bf3
33. Rg5 Kf6 34. Rc5 Bxg4 35. Rf2+ Bf5 36. hxg6 fxg6 37. Rc6 d3 38. Bd1 Rh1 39.
Kc1 g5 40. Kd2 Rdh7 41. Rxa6 R7h2 42. Rxh2 Rxh2+ 43. Ke3 g4 44. Rd6 Rxa2 45.
Rd4 Rg2 46. c4 Ke5 47. Rd8 bxc4 48. bxc4 Rg1 49. Kd2 Kf4 50. c5 e5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.23"]
[White "Santos, Isaque Goncalves"]
[Black "Matiuci, Bernardo Steinle"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "1996"]
[BlackElo "1546"]
[PlyCount "61"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 (2... c6) 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O 6. Qc2 d5 7. e3
b6 8. cxd5 exd5 9. Nf3 Nbd7 10. Bd3 Bb7 11. a4 $146 ({RR} 11. O-O c5 12. a4 Re8
13. a5 Qc7 14. h3 c4 15. Bf5 g6 16. Bxd7 Nxd7 17. axb6 axb6 18. Ba3 Bc6 19. Bb4
Rxa1 20. Rxa1 Ra8 21. Rxa8+ Bxa8 22. Qa2 Bc6 23. Qa3 f6 24. Bd6 Qd8 25. Qa7 Qc8
{Nguyen,H-Le,T Ho Chi Minh City 2001 1/2-1/2}) ({RR} 11. Bb2 c5 12. O-O h6 13.
Rfc1 c4 14. Bf1 Ne4 15. a4 f5 16. g3 g5 17. Bg2 h5 18. Nd2 Ndf6 19. Ba3 Rf7 20.
f3 Nxd2 21. Qxd2 Rg7 22. Re1 Qc7 23. Qc2 Qd7 24. Rf1 Re8 25. Rae1 Bc6 {
Mukkattu,P (1770)-Nicholls,L (1781) Auckland 2014 0-1 (33)}) 11... c5 12. a5 c4
13. Bf5 b5 14. Qb1 a6 15. Ba3 Re8 16. Bb4 Nb8 17. Ne5 Nc6 18. Nxc6 Bxc6 19. O-O
Bd7 20. Bc2 Rc8 21. Qb2 Rc6 22. Rac1 Ne4 23. f3 Qh4 24. Bxe4 dxe4 25. Qf2 Qh5
26. fxe4 Rf6 27. Qg3 Rg6 28. Qc7 Qg4 29. g3 Rxe4 30. Rf4 Rc6 31. Rxg4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.24"]
[White "Dos Santos, Felipe Zeuli Biller"]
[Black "Correa, Joao Pedro Vieira"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1538"]
[BlackElo "1864"]
[PlyCount "70"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. e4 Nge7 7. Nge2 O-O 8. O-O
Be6 9. h3 Qd7 10. Kh2 Nd4 ({RR} 10... Rae8 11. Nd5 f5 12. f4 Nd4 13. fxe5 Nxe2
14. Nxe7+ Rxe7 15. Qxe2 Bxe5 16. Be3 c5 17. Rad1 fxe4 18. Rxf8+ Kxf8 19. Bh6+
Kg8 20. Rf1 Rf7 21. Rxf7 Qxf7 {1/2-1/2 (21) Picanol Alemany,A (2325)-Juan,C 
(2278) Barcelona 2012}) ({RR} 10... Rae8 11. Nd5 Nd4 12. Nxd4 exd4 13. Bh6 Bxd5
14. Bxg7 Kxg7 15. cxd5 Qb5 16. Qd2 c5 17. dxc6 bxc6 18. b4 Rb8 19. a3 a5 20.
Rfb1 axb4 21. Rxb4 Qa5 22. Qb2 Rxb4 23. axb4 Qb6 24. Ra4 Rb8 25. Qa2 {Burnett,
L (1971)-Papadopoulos,P (2160) Thessaloniki 2017 0-1 (52)}) 11. f4 c6 12. Be3
$146 ({RR} 12. g4 f5 13. gxf5 gxf5 14. Ng3 Ng6 15. Nh5 exf4 16. Nxg7 Qxg7 17.
Ne2 fxe4 18. Nxd4 Qxd4 19. Bxe4 Bf5 20. Bxf5 Rxf5 21. Qe2 Re5 22. Qf3 Rae8 23.
Rb1 Re1 24. Kh1 R8e2 25. Bxf4 Rxb1 26. Rxb1 Rf2 {Morlo,M-Rieke,T (2255)
Muenster 1988 0-1}) ({RR} 12. g4 f5 13. gxf5 gxf5 14. Ng3 exf4 15. Bxf4 Ng6 16.
Nh5 Nxf4 17. Nxg7 Qxg7 18. Rxf4 Qe5 19. Qd2 fxe4 20. Raf1 Rxf4 21. Qxf4 exd3
22. Qxe5 dxe5 23. b3 Bf5 24. Ne4 Rd8 25. Nd2 Kg7 26. Be4 Bxe4 {Schneider,
J-Goettmann,H Mainz 1996 0-1 (39)}) 12... a6 13. Na4 Qd8 14. c5 dxc5 15. Nxc5
Bc8 16. fxe5 Bxe5 17. Qd2 Nxe2 18. Qxe2 Qd6 19. Bf2 Bxg3+ 20. Bxg3 Qxc5 21. Bh4
f6 22. e5 fxe5 23. Rxf8+ Kxf8 24. d4 Qxd4 25. Rd1 Qxh4 26. Qxe5 Bf5 27. Rd4 Qh6
28. Qf6+ Ke8 29. Rh4 Qf8 30. Qe5 h5 31. Rd4 Kf7 32. Rd6 Qh8 33. Qe2 b5 34. a4
Rd8 35. Qd1 Qe5+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.25"]
[White "Simeao, Miguel Roberto Rani"]
[Black "Barberi, Catarina"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "1962"]
[BlackElo "1524"]
[PlyCount "53"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e6 2. Nf3 Nf6 3. Nc3 d5 4. e3 Be7 5. b3 b6 6. Bb2 O-O 7. d4 Bb7 8. Bd3
Nbd7 9. O-O c5 10. Bc2 ({RR} 10. Ne5 Rc8 11. Qc2 dxc4 12. bxc4 h6 13. Rad1 Qc7
14. Nb5 Qb8 15. Nxd7 Nxd7 16. d5 a6 17. dxe6 Ne5 18. exf7+ Kh8 19. f4 Nxd3 20.
Qxd3 Rc6 21. Be5 Qa8 22. Nc3 Rxf7 23. Nd5 b5 24. e4 Bd6 {Khokhlova,D (2230)
-Filippova,D (2066) Chelyabinsk RUS 2018 1-0 (35)}) 10... Rc8 $146 ({RR} 10...
Qc7 11. Qd3 Rfd8 12. Ng5 h6 13. Nf3 dxc4 14. bxc4 cxd4 15. exd4 Bxf3 16. Qxf3
Qxc4 17. Rfd1 Rac8 18. Bb3 Qb4 19. Rab1 Nb8 20. Ne4 Nbd7 21. Rd3 Nxe4 22. Qxe4
Nc5 23. Ba3 Nxe4 24. Bxb4 Bxb4 {0-1 (24) Kuhnert,C-Strumpf,E Pinneberg 1996})
11. Ne5 cxd4 12. exd4 dxc4 13. Nxc4 Nd5 14. Qd3 N7f6 15. Nxd5 Bxd5 16. f3 g6
17. Ne5 Bb7 18. a3 Qc7 19. Rac1 Rfd8 20. Qe2 Nd5 21. Bxg6 Qb8 22. Bxf7+ Kg7 23.
Qf2 Bf6 24. Qg3+ Kf8 25. Bxe6 Rxc1 26. Rxc1 Bxe5 27. Qg8+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.26"]
[White "Santiago, Mauro"]
[Black "Martins De Aguiar, Marina"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "1516"]
[BlackElo "1862"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 O-O 6. f3 c5 7. d5 e6 8. Nge2
exd5 9. cxd5 a6 10. O-O ({RR} 10. Bg5 h6 11. Be3 Nbd7 12. Rc1 b5 13. b3 Ne5 14.
Bb1 Bd7 15. Qd2 b4 16. Nd1 Bb5 17. Nf2 Re8 18. Bxh6 Bxh6 19. Qxh6 Nxd5 20. Rd1
Nf6 21. Ng3 Re6 22. h4 Qf8 23. Qxf8+ Rxf8 24. Nh3 Rd8 {Rowson,J (2573)-Van
Kampen,R (2618) England 2014 1/2-1/2 (44)}) ({RR} 10. a4 Nbd7 11. Be3 Ne5 12.
O-O Rb8 13. Ng3 Nxd3 14. Qxd3 Qc7 15. Kh1 Bd7 16. a5 b5 17. axb6 Rxb6 18. Rxa6
Rxb2 19. Rfa1 Rfb8 20. Nge2 h6 21. Ra7 R2b7 22. R7a6 Kh7 23. Bf4 Ne8 24. Bg3
Rb3 {Barruel,I (1831)-Unruh,C Grapevine USA 2021 1/2-1/2}) 10... b5 11. Be3
Nbd7 12. Qc1 $146 ({RR} 12. a3 Ne5 13. b4 Nxd3 14. Qxd3 c4 15. Qc2 Nd7 16. a4
Rb8 17. axb5 axb5 18. Ra5 f5 19. Nxb5 fxe4 20. fxe4 Rxf1+ 21. Kxf1 Ne5 22. Bf4
Qf6 23. Kg1 Nd3 24. Bg3 Rxb5 25. e5 Rxa5 26. bxa5 Nxe5 {Tatarnikova,E (1467)
-Kyshtymov,D (1929) Ikrutsk 2016 0-1 (38)}) 12... Ne5 13. Bc2 Nc4 14. Bh6 Bxh6
15. Qxh6 Nxb2 16. Nf4 Nc4 17. Rfe1 Nd7 18. Nh5 gxh5 19. e5 f5 20. exf6 Nxf6 21.
Re2 Ra7 22. Rae1 Ne5 23. Ne4 Nxe4 24. Bxe4 Rg7 25. f4 Ng4 26. Qxh5 Nf6 27. Qh6
Bg4 28. Re3 Nxe4 29. Rxe4 Rg6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.27"]
[White "Nicacio, Daniel Ramos"]
[Black "Deus Filho, Joaquim De"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1479"]
[BlackElo "1848"]
[PlyCount "25"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nc6 2. f4 d5 3. exd5 Qxd5 4. Nc3 Qa5 ({RR} 4... Qe6+ 5. Nce2 Nd4 6. c3
Nxe2 7. Bxe2 Qe4 8. Nf3 Qxf4 9. d4 Qd6 10. O-O Nf6 11. Ne5 Be6 12. Qa4+ c6 13.
Bf4 Qd8 14. Rad1 g6 15. Bf3 Bg7 16. Nxc6 Qd7 17. Be5 O-O 18. d5 bxc6 19. dxe6 {
Samsonkin,A (2595)-Jung,H (2225) Kitchener 2009 1-0 (70)}) ({RR} 4... Qe6+ 5.
Qe2 Nd4 6. Qxe6 Bxe6 7. Bd3 O-O-O 8. Nge2 g6 9. Nxd4 Rxd4 10. Ne2 Rd7 11. O-O
Bg7 12. f5 gxf5 13. Bxf5 Bxf5 14. Rxf5 e6 15. Rf3 f5 16. d3 Ne7 17. c3 e5 18.
Bg5 Ng6 19. Rxf5 {Dubnicka,A (1718)-Zizka,P (2028) Ricany CZE 2018 1/2-1/2}) 5.
Nf3 Bg4 6. Bb5 O-O-O $146 ({RR} 6... e6 7. Bxc6+ bxc6 8. h3 Bh5 9. Qe2 Ne7 10.
Qe5 Qxe5+ 11. Nxe5 f6 12. Nc4 Nd5 13. d3 Nb6 14. Na5 Kd7 15. Bd2 Re8 16. g4 Bf7
17. O-O-O h5 18. Ne4 Be7 19. Nb3 hxg4 20. hxg4 f5 21. gxf5 {Casper,T-Knaak,R
Meissen 1975 0-1 (39)}) ({RR} 6... Qb6 7. Nd5 Qc5 8. Nxc7+ {1/2-1/2 (8)
Puschak,O (1872)-Wittmann,H (2123) Mittelfranken 2006}) ({RR} 6... e6 7. O-O
Qb6+ 8. d4 O-O-O 9. Bxc6 Qxc6 10. Ne2 f6 11. c3 Nh6 12. b4 Qc4 13. Bd2 Nf7 14.
h3 Bf5 15. Ng3 Bd3 16. Re1 Nd6 17. a4 Nf5 18. Nxf5 exf5 19. Re3 Bd6 20. Be1 Be4
21. Nd2 {Neulinger Jagode,R-Bock,O Niederbayern 2001 1-0 (66)}) 7. Bxc6 bxc6 8.
d3 e6 9. Be3 Nf6 10. h3 Bxf3 11. Qxf3 Nd5 12. O-O Nxe3 13. Rfe1 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.28"]
[White "Pironti, Francisco Ferrari"]
[Black "Brujin, Homero"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1953"]
[BlackElo "1479"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. b3 d6 4. Bb2 Nf6 5. Nc3 Be7 6. d4 cxd4 7. Nxd4 O-O ({RR} 
7... a6 8. g3 b5 9. a3 Bb7 10. Bg2 O-O 11. O-O Qc7 12. h3 Nc6 13. Nde2 Rfd8 14.
Qd2 Rab8 15. g4 h6 16. Rad1 b4 17. axb4 Nxb4 18. Nf4 Rbc8 19. Qe2 a5 20. Rfe1
Ne8 21. Nd3 Ba6 22. Qd2 {Magem Badals,J (2510)-Hernandez,G (2505) Cuba 1993
0-1 (72)}) 8. Be2 ({RR} 8. Qd2 a6 9. O-O-O b5 10. Bd3 Bb7 11. Rhe1 b4 12. Na4
d5 13. e5 Ne4 14. Bxe4 dxe4 15. Kb1 Qc7 16. Qe3 Nd7 17. f4 Nc5 18. f5 Nxa4 19.
bxa4 Rac8 20. f6 gxf6 21. Qh6 fxe5 22. Re3 exd4 {Melnikov,D (2207)-Kabanov,N 
(2481) St Petersburg RUS 2018 1/2-1/2 (35)}) 8... Nbd7 9. O-O a6 $146 ({RR} 
9... Nc5 10. Bf3 a6 11. a4 Qc7 12. Re1 Rd8 13. Qe2 Bf8 14. Qe3 e5 15. Nde2 Be6
16. Red1 Rac8 17. Ng3 g6 18. Nf1 Bd7 19. a5 Bc6 20. Nd2 Bg7 21. Nc4 Ne6 22. Nb6
Rb8 23. Ne2 Nc5 24. Ng3 {Antipov,M (2538)-Laurusas,T (2429) Khanty-Mansiysk
2015 1-0 (60)}) 10. Kh1 Qc7 11. a4 b6 12. f4 Bb7 13. Bf3 Rad8 14. Qe2 Rfe8 15.
e5 Bxf3 16. Nxf3 dxe5 17. fxe5 Ng4 18. Qxa6 Bb4 19. Na2 Qxc2 20. Nxb4 Qxb2 21.
Nc6 Ra8 22. Qb7 Ne3 23. Rg1 Nf8 24. Qxb6 Nd5 25. Qb5 Ng6 26. Rab1 Qf2 27. Rgf1
Qe3 28. Rbe1 Qc3 29. Ng5 Ngf4 30. Ne4 Qc2 31. Rf2 Qd3 32. Nd6 Qxb5 33. axb5 Nd3
34. Nxe8 Nxf2+ 35. Kg1 Nd3 36. Rd1 Nxe5 37. Nd6 Ng4 38. Nc4 Nc3 39. b6 Nxd1 40.
b7 Rf8 41. Ne7+ Kh8 42. Nc8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.29"]
[White "Regiani, Rafael"]
[Black "Sanches De Carvalho, Fabio"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1476"]
[BlackElo "1838"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Bc4 Nf6 6. Nc3 a6 7. Nxc6 bxc6 8.
O-O ({RR} 8. e5 Ng4 9. e6 f5 10. Qf3 Qc7 11. Qxf5 Nf6 12. O-O g6 13. Qh3 Bg7
14. Bh6 O-O 15. Rae1 d5 16. Bd3 Nh5 17. Bxg7 Nxg7 18. Qe3 Rb8 19. Na4 Nxe6 20.
c4 Nf4 21. Bc2 Bf5 22. Bxf5 Rxf5 {Zambrana,O (2404)-Granda Zuniga,J (2641) Sao
Paulo 2003 1/2-1/2 (32)}) 8... e6 ({RR} 8... g6 9. Be3 Bg7 10. e5 Ng4 11. exd6
exd6 12. Bf4 Ne5 13. Bxe5 Bxe5 14. f4 Bxc3 15. bxc3 O-O 16. Qf3 d5 17. Bd3 f5
18. Kh1 Qd6 19. c4 d4 20. Rfd1 Be6 21. c3 c5 22. cxd4 cxd4 23. Re1 {Fihla,L 
(1483)-Yu,C (1518) Bloemfontein 2016 1-0 (49)}) 9. f4 $146 ({RR} 9. f3 Be7 10.
Bg5 O-O 11. Qd2 d5 12. Bxf6 Bxf6 13. exd5 cxd5 14. Bb3 Bd7 15. Rfd1 Rc8 16.
Rab1 Qc7 17. Ne2 Rfd8 18. g3 Qb7 19. Qc1 Bb5 20. Nd4 Qb6 21. c3 e5 22. Kg2 exd4
23. cxd4 Rxc1 {Oltman,Z-Badiu,A Eforie Nord 2001 0-1 (54)}) 9... Be7 10. e5 Nd5
11. Nxd5 cxd5 12. Bd3 Qb6+ 13. Kh1 g6 14. b3 Bf8 15. Ba3 Bd7 16. c4 dxc4 17.
Bxc4 d5 18. Bxf8 Kxf8 19. Bd3 Bb5 20. a4 Bc6 21. Rc1 Kg7 22. Rf3 Rhc8 23. h4 h5
24. Rg3 Qf2 25. Qf3 Qxf3 26. Rxf3 d4 27. Rg3 Bxg2+ 28. Kxg2 Rxc1 29. f5 exf5
30. Bxf5 Kf8 31. Bd3 Rac8 32. e6 R8c6 33. exf7 Kxf7 34. Bc4+ Kg7 35. Rd3 Rd6
36. Rf3 Rc2+ 37. Kf1 Rf6 38. Rxf6 Kxf6 39. Bxa6 Rb2 40. Bc4 g5 41. hxg5+ Kxg5
42. a5 Kf4 43. a6 Kf3 44. Bd5+ Ke3 45. a7 Rf2+ 46. Kg1 Ra2 47. a8=Q Rxa8 48.
Bxa8 d3 49. Kg2 h4 50. Bf3 h3+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.30"]
[White "Ikejiri, Daniel Yoshito"]
[Black "Usui, Gabriella Yumi"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1916"]
[BlackElo "1448"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Ftacnik,L} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7.
Nb3 Be6 8. f3 Be7 9. Qd2 Nbd7 10. O-O-O h5 11. h3 ({RR} 11. Kb1 Qc7 12. h3 ({RR
} 12. Bd3 b5 13. Bg5 Nb6 14. f4 Rb8 15. Rhe1 Nc4) 12... b5 13. Bd3 h4 14. f4
Rc8 ({RR} 14... Nb6 15. Bxb6 Qxb6 16. Rhe1 O-O) 15. Rhe1 g6 16. Qf2 Qb7 17. Na5
Qb8 18. f5 gxf5 19. exf5 Bc4 20. Nxc4 bxc4 21. Be4 Nxe4 22. Nxe4) 11... b5 ({RR
} 11... Qc7 12. Bd3 h4 ({RR} 12... O-O 13. g4 Nb6 14. Kb1) 13. f4 b5 14. Rhe1 (
{RR} 14. f5 Bc4 15. a3 O-O 16. Qe1 d5) 14... Rb8 ({RR} 14... exf4 15. Bxf4 O-O
16. Bg5 Ne5 17. Bxh4 b4 18. Ne2 a5) 15. Kb1 ({RR} 15. f5 Bc4 16. Qe2 b4 17. Nb1
Bxd3 18. Qxd3 O-O) 15... Nb6 16. Qf2 b4 17. Ne2 ({RR} 17. Nd5 Nbxd5 18. exd5
Nxd5 19. fxe5 dxe5 20. Bc5 Nf4 ({RR} 20... Nc3+ 21. bxc3 Bxb3 22. cxb3 Bxc5 23.
Qf5) 21. Bxe7 Kxe7 22. Nc5) 17... Nc4 18. Nd2 ({RR} 18. Bc1 a5 19. f5 Bd7 20.
Nd2 Nxd2+ 21. Bxd2 a4) 18... Nxe3 ({RR} 18... Nxd2+ 19. Bxd2 a5) 19. Qxe3 a5
20. b3 a4 21. Bc4 ({RR} 21. f5 Bd7 22. g4 hxg3 23. Qxg3 Rh7) 21... axb3 22.
cxb3 ({RR} 22. axb3 Ra8) 22... Bd7 ({RR} 22... O-O 23. Rc1 Qb7 24. Bxe6 fxe6
25. Rc2 Nh5 26. fxe5 dxe5) 23. Nf3 O-O ({RR} 23... Qb6 24. Qxb6 Rxb6 25. fxe5
Nxe4 26. Rd4) 24. fxe5 dxe5 25. Nxh4 ({RR} 25. Rc1 Qa5 26. Nxh4 Ra8 27. Rc2
Rfc8) 25... Bc6 ({RR} 25... Bc5 26. Qf3 Ra8 27. Nf5) 26. Ng3 {Svidler,P (2728)
-Topalov,V (2783) Morelia/Linares 2007 CBM 117 [Ftacnik,L] 1/2-1/2 (38)} ({RR} 
26. Rc1 Nxe4 27. Bd5 Bxh4 28. Rxc6 Qd7 29. Rd1 Nf2 30. Rd2 Qf5+)) ({RR} 11...
Rc8 12. Be2 ({RR} 12. f4 b5 13. Bd3 Bc4 14. Kb1 Qc7 15. Rhf1 h4 16. Rf2 O-O 17.
Rg1 b4 18. Nd5 Nxd5 19. exd5 Bxd3 20. Qxd3 Nf6 21. Rd1 Rfd8 22. Qxa6) 12... h4
13. f4 ({RR} 13. Kb1 b5 14. Rhe1 Nb6 15. Bxb6 Qxb6 16. f4 O-O 17. Bf3 Rc4 18.
Qd3 Rfc8 19. fxe5 dxe5 20. Nd5 Bxd5 21. exd5 Bd6 22. c3 g6) 13... b5 14. Bf3 b4
15. Ne2 a5 16. Kb1 Qc7 17. Rhe1 a4 18. Nbc1 Qb7 19. Ng1 Nxe4 20. Bxe4 Qxe4 21.
fxe5 b3) 12. Kb1 Nb6 13. Na5 $146 ({RR} 13. Qf2 Nc4 14. Bxc4 bxc4 15. Nc5 Qa5
16. Nxe6 fxe6 17. Bb6 {1-0 (17) Stoinev,M (2302)-Kolev,V Velingrad 2004}) ({RR
} 13. g3 Nc4 14. Bxc4 bxc4 15. Nc1 Rb8 16. f4 exf4 17. gxf4 Qa5 18. e5 dxe5 19.
fxe5 Qxe5 20. Bf4 Rxb2+ 21. Kxb2 Qa5 22. N1e2 O-O 23. Ka1 Bb4 24. Rhg1 Ne4 25.
Qd4 Bxc3+ 26. Nxc3 Qxc3+ 27. Qxc3 Nxc3 {Skuhala,B (2063)-Zainullina,N (2099)
chess.com INT 2021 1-0 (43)}) 13... Qc7 14. Bxb6 Qxb6 15. Nd5 Nxd5 16. exd5 Bf5
17. Nc6 Bd8 18. Bd3 Bd7 19. Rhe1 O-O 20. g4 Bh4 21. Re2 Bxc6 22. dxc6 Bg3 23.
Qg5 h4 24. Be4 Rad8 25. c3 Qc7 26. Qf5 g6 27. Qf6 Rfe8 28. Bd5 Qe7 29. Qxg6+
Kh8 30. Bxf7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.31"]
[White "Ruvieri, Daniel Minami"]
[Black "Hirota Da Silva, Nilton"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1437"]
[BlackElo "1827"]
[PlyCount "39"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. d4 c6 6. Bc4 e6 7. Bg5 Be7 8.
O-O O-O 9. Qe2 Nbd7 10. Rad1 Nb6 11. Bb3 $146 ({RR} 11. Bd3 Nbd5 12. Ne4 Nxe4
13. Qxe4 f5 14. Qh4 Bxg5 15. Qxg5 Qxg5 16. Nxg5 h6 17. Nf3 Bd7 18. Rfe1 Rae8
19. Ne5 Bc8 20. Nc4 Rd8 21. c3 g5 22. Bc2 Kg7 23. Re5 Kf6 24. Rde1 Nf4 25. Ra5
a6 {Poetz,F (2255)-Ress,T (2152) Hungary 2008 1/2-1/2}) 11... Nbd5 12. Ne4 Nxe4
13. Bxe7 Qxe7 14. Qxe4 Qf6 15. Ne5 Rd8 16. Rd3 Qf5 17. Qh4 Qf6 18. Qe4 Qf5 19.
Qh4 Qf6 20. Qe4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.32"]
[White "Santana, Expedito"]
[Black "Lima, Hamilton Da Silva"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1408"]
[BlackElo "1778"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nf3 Nbd7 5. Nbd2 Be7 6. Bd3 c5 7. c3 Nh5 8. Bg3
Nxg3 ({RR} 8... b6 9. Qe2 Bb7 10. Rd1 Rc8 11. Bb5 Nxg3 12. hxg3 Bc6 13. e4 Bxb5
14. Qxb5 O-O 15. Qe2 Re8 16. Kf1 Nf6 17. Kg1 cxd4 18. e5 Nd7 19. Nxd4 Bc5 20.
Qh5 h6 21. N2f3 f6 22. Rh4 fxe5 23. Nxe5 {Andersen,D (2300)-Christensen,T 
(2380) Tonder 1993 1-0 (34)}) ({RR} 8... c4 9. Bc2 b5 10. e4 Bb7 11. e5 b4 12.
O-O bxc3 13. bxc3 Bc6 14. Qe2 Rb8 15. Rfb1 Nxg3 16. hxg3 O-O 17. g4 Qa5 18. Qe3
Rxb1+ 19. Nxb1 Rb8 20. a4 Qb6 21. Ra2 Qd8 22. Qc1 Rb7 23. g3) 9. fxg3 $146 ({RR
} 9. hxg3 h6 ({RR} 9... cxd4 10. exd4 Qb6 11. Qc2 g6 12. O-O-O a5 13. Kb1 Kf8
14. Rde1 a4 15. c4 Nf6 16. c5 Qa5 17. Ne5 Bd7 18. Bxg6 fxg6 19. Nxg6+ hxg6 20.
Rxh8+ Kg7 21. Rxa8 Qxa8 22. Nf3 Qa5 23. Rh1 Ne4 24. Ne5) 10. Rc1 a6 11. a4 Rb8
12. Qe2 {1/2-1/2 (12) Csiszar,C (2355)-Kozlova,O (2240) Pecs 1997}) ({RR} 9.
hxg3 Nf6 10. Ne5 Bd7 ({RR} 10... h6 11. f4 Qb6 12. b3 Nd7 13. Ndf3 Nxe5 14.
Nxe5 Bf6 15. Qe2 Bxe5 16. fxe5 Bd7 17. O-O Rf8 18. Rac1 O-O-O 19. Qg4 g5 20.
Rf6 Rh8 21. Rxf7 Qa5 22. Qe2 Kb8 23. Qf2 Qa3 24. Rf1 c4 25. bxc4) ({RR} 10...
c4 11. Bc2 Bd7 12. g4 g6 13. g5 Nh5 14. Rxh5 gxh5 15. Qxh5 Rf8 16. g6 hxg6 17.
Bxg6 Bf6 18. Nxf7 Rxf7 19. Qh7 Ke7 20. Qxf7+ Kd6 21. e4 Be7 22. Qf4+ Kc6 23. e5
Bg5 24. Qg4 Qe7 25. f4) 11. g4 g6 12. g5 Nh5 13. Qf3 f5 14. Rxh5 O-O 15. Rh1
Bxg5 16. Qh3 Qe7 17. Nxg6 Qg7 18. Nxf8 Rxf8 19. f4 Be7 20. O-O-O cxd4 21. exd4
b5 22. g4 Kh8 23. Rdg1 Qf7 {Moreira,I (1737)-Da Silva,L (1800) Florianopolis
2024 1-0}) ({RR} 9. hxg3 h6 10. Qc2 Qc7 11. g4 cxd4 12. exd4 b6 13. g5 Bb7 14.
gxh6 Rxh6 15. Rxh6 gxh6 16. O-O-O O-O-O 17. Rh1 Rh8 18. g4 Qf4 19. Qa4 Qxg4 20.
Qxd7+ Kxd7 21. Ne5+ Kd6 22. Nxg4 h5 23. Ne5 Kc7 {Petrova,I (2013)-Petushinsky,
A Alushta 2010 1-0 (38)}) ({RR} 9. hxg3 h6 10. Ne5 Nf6 11. g4 Rf8 12. f4 Bd6
13. Ndf3 Bd7 14. g5 Bxe5 15. Nxe5 hxg5 16. fxg5 Ng8 17. Qh5 g6 18. Bxg6 fxg6
19. Nxg6 Bb5 20. Nxf8+ Kxf8 21. O-O-O Ke7 22. Qh8 Kd7 23. Rh7+ Ne7 {Reiter,B 
(1805)-Glaser,A (1989) Germany 2011 1-0 (31)}) 9... Qc7 10. O-O e5 11. dxe5
Nxe5 12. Nxe5 Qxe5 13. Bb5+ Bd7 14. Bxd7+ Kxd7 15. Qa4+ Kc7 16. Qf4 Qxf4 17.
gxf4 Rad8 18. Rad1 f5 19. Nf3 Bf6 20. Rd2 Rhe8 21. Kf2 g6 22. Rfd1 Kc6 23. g3
b5 24. h4 a5 25. a3 Re4 26. Ne1 b4 27. cxb4 axb4 28. axb4 Rxb4 29. Nd3 Rb7 30.
Rc1 c4 31. Rdc2 Rdb8 32. Ne5+ Bxe5 33. fxe5 Re8 34. Kf3 Rxe5 35. Kf4 Re4+ 36.
Kf3 Rb3 37. Rc3 Rb7 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.33"]
[White "Santos, Abel Cardoso Dos"]
[Black "Bomeisel, Pedro Rangel"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1854"]
[BlackElo "1385"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Bd6 13. Ne4 Nxe4 14. Qxe4
Nf6 15. Qe2 Qc7 16. Kb1 O-O-O 17. c4 c5 18. Bc3 cxd4 19. Nxd4 Bc5 20. Nb3 e5
$146 ({RR} 20... Qc6 21. f3 Be7 22. Bd4 a6 23. Qe3 Kb8 24. Qc3 Rc8 25. Na5 Qa4
26. Bb6 Qb4 27. Qxb4 Bxb4 28. b3 Bc5 29. Bxc5 Rxc5 30. b4 Rcc8 31. c5 Rhd8 32.
Kc1 Kc7 33. a3 Rxd1+ 34. Kxd1 Rd8+ 35. Kc2 {Boer,L (2226)-Karolyfalvi,Z (2180)
Hungary 2002 1/2-1/2 (45)}) 21. Bxe5 Rde8 22. f4 Bd6 23. Rhe1 Bxe5 24. fxe5 Nd7
25. Qg4 Rhg8 26. Rd5 b6 27. c5 Qc6 28. Red1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.34"]
[White "Da Cunha, Gabriela Goes"]
[Black "Barroso, Daniele Silva"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "1837"]
[BlackElo "1349"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 c6 5. Nf3 h6 6. Bf4 Nf6 7. e3 Bd6 8. Bxd6
Qxd6 9. Bd3 O-O 10. Qc2 b5 $146 ({RR} 10... Nbd7 11. O-O b6 12. Na4 Bb7 13.
Rab1 Rac8 14. b4 Rfe8 15. Bf5 Rc7 16. Rfd1 Re7 17. Nc5 Bc8 18. Nd3 g6 19. Bh3
Kg7 20. Nde5 Nb8 21. Bxc8 Rxc8 22. Rb3 Rec7 23. Qb2 Nbd7 24. Nxd7 Nxd7 25. Ne1
{Rebano,M-Lluch,V Greenhills 1997 0-1 (60)}) 11. O-O a5 12. Rac1 Ba6 13. Ne5 b4
14. Na4 Bxd3 15. Qxd3 Nfd7 16. Nxd7 Nxd7 17. Nc5 Nb6 18. b3 Rfc8 19. Rc2 Rc7
20. Rfc1 Nd7 21. h3 Nf6 22. e4 dxe4 23. Nxe4 Nxe4 24. Qxe4 Rd8 25. Rxc6 Rxc6
26. Rxc6 Qxd4 27. Qxd4 Rxd4 28. Rc5 Rd1+ 29. Kh2 Rd2 30. Rxa5 Rxf2 31. Ra4 Kf8
32. Kg3 Rc2 33. Rxb4 Rxa2 34. Rb7 g5 35. b4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.35"]
[White "Rigonati, Eduardo Enrico Sant"]
[Black "Ferian, Christian"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1827"]
[PlyCount "61"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kxf7 7. Qd5+ Ke8
8. Qxc5 cxb2 9. Bxb2 Qe7 ({RR} 9... Nf6 10. O-O d6 11. Qc2 Bg4 12. Nbd2 Nh5 13.
Rfe1 Qe7 14. Rac1 Be6 15. Qa4 Kf7 16. Re3 Rhe8 17. Ba1 a6 18. Qc2 Kg8 19. Nb3
Rac8 20. g3 Nb4 21. Qe2 c5 22. a3 Nc6 23. e5 c4 24. exd6 {Bondoc,D (2255)-Pop,
V (2075) Deva 1998 0-1 (64)}) 10. Qh5+ Qf7 11. Qg5 Nf6 $146 ({RR} 11... Kf8 12.
Ne5 Qe7 13. Qf4+ Nf6 14. Nxc6 bxc6 15. e5 Ba6 16. Kd1 Bd3 17. Kd2 Rb8 18. Ba3
d6 19. Kxd3 Re8 20. exf6 Qe2+ 21. Kc3 Kg8 22. f7+ {1-0 (22) Ammerlaan,L-De
Jong Hijweegen,A Nijmegen 2001}) ({RR} 11... Nge7 12. O-O d6 13. Nc3 Be6 14.
Nb5 Kd7 15. Rfd1 Rad8 16. Rac1 Kc8 17. Rd2 a6 18. Nbd4 Bd7 19. Rdc2 Rhe8 20.
Qe3 Kb8 21. Nxc6+ Nxc6 22. Nd4 Nxd4 23. Qxd4 Rc8 24. f3 g5 25. Ba3 Re6 26. Qd5
{Petric,I (1971)-Batsuren,D (2321) Senta SRB 2018 0-1 (45)}) 12. O-O h6 13. Qf4
Nh5 14. Qxc7 Qg6 15. Ne5 Nxe5 16. Bxe5 Kf7 17. Nc3 Re8 18. f4 Qb6+ 19. Qxb6
axb6 20. Nb5 Ra5 21. Nd6+ Ke7 22. Nxe8 Kxe8 23. Rac1 Kd8 24. Bc7+ Ke8 25. Bxb6
Rxa2 26. Rxc8+ Kf7 27. Rc7 Ke6 28. Bd4 b5 29. Rc5 Ra5 30. Rxh5 Ra8 31. Rd5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.37"]
[White "De Paula, Bruno Cesar Lima"]
[Black "Pirone, Rafael"]
[Result "1-0"]
[ECO "E83"]
[WhiteElo "1676"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c4 Bg7 5. Ne2 O-O 6. Nbc3 Nc6 7. f3 e5 8. d5
Nd4 9. Be3 Re8 ({RR} 9... Nd7 10. Bb1 c5 11. dxc6 bxc6 12. Nxd4 exd4 13. Bxd4
Ne5 14. O-O Rb8 15. c5 Rxb2 16. Na4 Rb4 17. Bc3 dxc5 18. Bxb4 cxb4 19. Bc2 Nc4
20. Qxd8 Rxd8 21. Rfd1 Bd4+ 22. Kh1 Ne3 23. Rd2 Nxc2 24. Rad1 {Manin,V (2253)
-Solovjov,S (2394) St Petersburg 2010 0-1 (32)}) ({RR} 9... Nd7 10. Qd2 c5 11.
dxc6 bxc6 12. O-O Rb8 13. Rad1 Nc5 14. Bb1 Nce6 15. b3 f5 16. f4 Rb7 17. exf5
gxf5 18. fxe5 dxe5 19. Bh6 Rd7 20. Nxd4 Nxd4 21. Kh1 Nb5 22. Nd5 cxd5 23. cxb5
Bxh6 24. Qxh6 {Abdul,K (2010)-Tiwari,A (2179) New Delhi 2015 0-1 (34)}) 10. O-O
$146 ({RR} 10. Nxd4 exd4 11. Bxd4 Nh5 12. Bf2 Nf4 13. O-O Qg5 14. Bg3 Nh5 15.
Be1 Bh3 16. Qd2 Bd4+ 17. Kh1 Bxg2+ 18. Qxg2 Qxg2+ 19. Kxg2 Nf4+ 20. Kg3 Nxd3
21. Rd1 Be5+ 22. Kg2 Nxb2 23. Rb1 Nxc4 24. Rf2 Bd4 {Cllier,P-Rohwer,P
Philadelphia 1991 0-1}) 10... c5 11. dxc6 Nxc6 12. Nd5 Nxd5 13. cxd5 Nd4 14.
Rc1 Qb6 15. Qd2 Bd7 16. Rc3 Bh6 17. f4 Bg4 18. Bxd4 exd4 19. Rb3 Bxe2 20. Rxb6
Bxf1 21. Rxb7 Bxd3 22. Qxd3 Bxf4 23. Qxd4 Be5 24. Qf2 f5 25. Qh4 Bg7 26. exf5
gxf5 27. Qg3 Re1+ 28. Kf2 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.38"]
[White "Goncalves, Ricardo Henrique Si"]
[Black "Silva, Juliana Figueira Th"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "1800"]
[BlackElo "1747"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2
Be6 9. O-O Qd7 ({RR} 9... Nbd7 10. h3 {1/2-1/2 (10) Minasian,A (2567)
-Anastasian,A (2548) Ubeda 2001}) ({RR} 9... b5 10. a4 b4 11. Nd5 Nxd5 12. exd5
Bf5 13. c4 Nd7 14. Be3 Rc8 15. b3 a5 16. f4 Bg4 17. h3 Bxe2 18. Qxe2 O-O 19. f5
Bg5 20. Bf2 g6 21. Be4 Qe8 22. Kg2 Bd8 23. Be3 Bf6 24. Rf2 {Gazineu Neto,R 
(1931)-Carstens Dobuchak,T (2179) Cuiaba MT 2021 1/2-1/2}) 10. Bg5 O-O $146 ({
RR} 10... h6 11. Bxf6 Bxf6 12. Qd2 O-O 13. Rad1 Rd8 14. Qe3 Qc7 15. a3 Nd7 16.
Rd2 Nb6 17. b3 Qc5 18. Rfd1 Qxe3 19. fxe3 Be7 20. a4 Rac8 21. h3 Rc5 22. Nd5
Nxd5 23. exd5 Bf5 24. c3 h5 25. Kf2 {Stopa,J (2460)-Movsisyan,V (2233) Herceg
Novi 2005 1/2-1/2 (60)}) ({RR} 10... Nc6 11. Bxf6 Bxf6 12. Nd5 Bd8 13. a4 h5
14. f4 Bg4 15. Qd2 h4 16. f5 Rc8 17. Bf3 Bh3 18. Rf2 Ne7 19. Nec3 Rc4 20. a5
Rd4 21. Qe2 Nc6 22. Bg4 Bxg4 23. Qxg4 Kf8 24. gxh4 Rxh4 25. Qg3 {Salazar Gould,
M (1871)-Rivera,I (2174) Cartagena COL 2019 0-1 (40)}) 11. Bxf6 Bxf6 12. Nd5
Bxd5 13. Qxd5 Nc6 14. c3 b5 15. Rad1 Rfd8 16. Rd2 Na5 17. b3 Nb7 18. Rfd1 Rac8
19. h3 g6 20. b4 Rc4 21. f4 Qc8 22. Kh1 Rc7 23. Rd3 exf4 24. gxf4 Re8 25. Rg3
Bg7 26. Qb3 Rc4 27. Nd4 Nd8 28. Bf1 Rc7 29. Nf3 Rc6 30. Nd4 Rc7 31. Rgd3 Bh6
32. Ne2 Ne6 33. Rf3 Rc4 34. Re3 Qb7 35. Ng3 Rc7 36. Ne2 Ng7 37. Qc2 Nh5 38. Bg2
Rc4 39. Rf1 Qe7 40. Qd3 f5 41. e5 Nxf4 42. Nxf4 Rxf4 43. Bd5+ Kh8 44. Rxf4 Bxf4
45. Rf3 dxe5 46. Rf1 Bh6 47. a4 e4 48. Qe2 Qd6 49. Bb3 Qd3 50. Qh2 Qxf1+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.39"]
[White "Guedes, Washington Luis"]
[Black "Moreira, Paulo Vinicius Mace"]
[Result "1-0"]
[ECO "A08"]
[BlackElo "1711"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. d3 Nc6 5. O-O g6 6. Re1 ({RR} 6. d4 cxd4 7.
Nxd4 Bg7 8. Nc3 O-O 9. Bf4 Bg4 10. h3 Bd7 11. Nxc6 Bxc6 12. Be5 e6 13. Qd4 Qb6
14. Qxb6 axb6 15. a4 Nd7 16. Bxg7 Kxg7 17. Rfd1 Rfc8 18. e4 dxe4 19. Bxe4 Ne5
20. Bxc6 Rxc6 {Moiseenko,V (2492)-Tomashevsky,E (2705) Sochi RUS 2018 1-0}) ({
RR} 6. c4 Bg7 7. Nc3 d4 8. Na4 Nd7 9. a3 O-O 10. b4 cxb4 11. axb4 Nxb4 12. Ba3
Nc6 13. Nd2 Re8 14. Nb3 e5 15. Rb1 Bf8 16. Bxf8 Nxf8 17. e3 dxe3 18. fxe3 Qc7
19. Qf3 Rb8 20. d4 exd4 {Belenkaya,D (2277)-Sargsyan,A (2380) chess.com INT
2022 0-1 (64)}) 6... Bg7 7. Nc3 $146 ({RR} 7. c3 O-O 8. Qc2 e5 9. e4 dxe4 10.
dxe4 Qe7 11. a4 b6 12. Na3 Na5 13. Bg5 h6 14. Bxf6 Bxf6 15. Nd2 Ba6 16. Bf1
Bxf1 17. Nxf1 Qe6 18. Ne3 Rad8 19. Nd5 Rd7 20. Rad1 Bg7 21. Qd3 Kh8 {Lakat,G 
(1956)-Schuetz,P (1974) Budapest 2003 1-0 (44)}) 7... d4 8. Nb1 O-O 9. a4 Nd5
10. e4 dxe3 11. fxe3 Bg4 12. h3 Bxf3 13. Qxf3 Ndb4 14. Na3 e6 15. Rb1 a6 16.
Bd2 Rb8 17. Qd1 Qc7 18. Qf3 Nd5 19. c3 Be5 20. g4 Bg3 21. Rf1 f5 22. e4 Bh2+
23. Kh1 Ne5 24. Qe2 Nf6 25. exf5 exf5 26. g5 Nfg4 27. Bd5+ Kg7 28. hxg4 Nxg4
29. Qf3 Ne5 30. Qh3 Ng4 31. Bf3 Bg3 32. Be1 Be5 33. Nc4 Rbd8 34. Nxe5 Nxe5 35.
d4 cxd4 36. cxd4 Qc2 37. dxe5 Qxb1 38. e6 Rd4 39. Bc3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.40"]
[White "Matsuura, Everaldo"]
[Black "Gazineu Neto, Rubens"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2410"]
[BlackElo "1912"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Be2 e6 7. O-O Be7 8. Be3
Ng4 9. Bf4 O-O 10. c4 Qf5 11. Bc7 cxd4 12. Nxd4 Nxd4 13. Qxd4 e5 $146 ({RR} 
13... Nf6 14. Bf3 Bc5 15. Qe5 Qxe5 16. Bxe5 Nd7 17. Bc7 Bd4 18. Nc3 Ne5 19. Be2
Nc6 20. Nb5 Bxb2 21. Rab1 Be5 22. Bxe5 Nxe5 23. Rfd1 g5 24. Rb3 h6 25. h4 gxh4
26. Re3 Ng6 27. Bf3 a6 28. Nd6 {Antonio,R (2525)-Soria,R Manila 1995 1-0 (43)})
14. Qxg4 Qxg4 15. Bxg4 Bxg4 16. Bxe5 Rfe8 17. Nc3 Ba3 18. Nb5 Rxe5 19. Nxa3 Re2
20. f3 Bf5 21. Rf2 Rae8 22. Nb5 Re1+ 23. Rf1 Rxa1 24. Rxa1 Re2 25. Nd4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.41"]
[White "Santos, Marcus Vinicius Mor"]
[Black "Jorge, Denrick Cabral Jose"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2331"]
[BlackElo "1874"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 Nxb5 5. Nxb5 d5 6. exd5 a6 7. Nc3 Nf6 8.
d4 Nxd5 9. dxc5 Nxc3 10. Qxd8+ Kxd8 11. bxc3 f6 12. Be3 e5 13. Nd2 Be6 $146 ({
RR} 13... Kc7 14. Rb1 Be6 15. Rb6 Bd5 16. O-O Be7 17. c4 Bc6 18. f4 Rhd8 19.
Nb3 Rab8 20. h3 Be4 21. fxe5 fxe5 22. Rf7 Rd7 23. Rxg7 Bd8 24. Rxd7+ Kxd7 25.
Rd6+ Kc7 26. Bd2 Be7 27. Ba5+ Kc8 28. Rd2 {Perrin,G (2309)-Huguet,E (1943) Gif
sur Yvette 2010 1/2-1/2 (42)}) 14. Ne4 Kc7 15. O-O f5 16. Nd6 b6 17. f4 e4 18.
Rfb1 bxc5 19. Nb7 Rb8 20. Nxc5 Bxc5 21. Bxc5 Rxb1+ 22. Rxb1 Bxa2 23. Ra1 Bc4
24. Bd4 Kc6 25. Ra5 Kb7 26. Rxf5 Ra8 27. Ra5 Rf8 28. g3 g6 29. Kf2 Rf5 30. Be5
Kb6 31. Ra1 Rf8 32. Bd4+ Kc6 33. Ke3 Ra8 34. Ra5 Kb7 35. g4 Bb5 36. f5 gxf5 37.
gxf5 Rg8 38. Ra1 Rg2 39. f6 Bc4 40. Kxe4 Rxh2 41. Rg1 h5 42. Rg7+ Kc6 43. f7
Bd5+ 44. Kf5 Bxf7 45. Rxf7 Rxc2 46. Ke4 h4 47. Rf6+ Kb5 48. Rb6+ Ka5 49. Rb4
Re2+ 50. Kd5 Rd2 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.42"]
[White "Leon Lopes, Sergio Amadeus"]
[Black "Melian, Juan Sebastian"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1858"]
[BlackElo "2238"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Nbd2 g6 6. Bg2 Bg7 7. O-O Nge7 8. Re1
O-O 9. c3 b6 10. Qc2 ({RR} 10. a4 Bb7 11. exd5 exd5 12. Nb3 h6 13. d4 c4 14.
Nbd2 Qd7 15. Ne5 Nxe5 16. dxe5 Rad8 17. Nf3 Nc6 18. Be3 Rfe8 19. Bd4 Qc7 20.
Re3 Bc8 21. h3 Re7 22. Qe2 Bf5 23. Re1 h5 24. Ng5 Bd3 {Todorcevic,M (2475)
-Benjamin,J (2575) Szirak 1987 1-0 (43)}) 10... a5 ({RR} 10... Ba6 11. Bf1 d4
12. c4 Rc8 13. a3 Qd6 14. Rb1 b5 15. cxb5 Bxb5 16. b3 Ne5 17. Nxe5 Qxe5 18. Nc4
Bxc4 19. bxc4 Rb8 20. Rxb8 Rxb8 21. Bf4 Ra8 {1-0 (21) Matveev,A (2035)
-Strnadova,M (1590) Prague CZE 2021}) 11. a4 Ba6 12. Bf1 Qc7 $146 ({RR} 12...
Qd7 13. h4 Rfd8 14. Nb3 Rac8 15. Bg5 h6 16. Bxe7 Nxe7 17. Nbd2 Nc6 18. Qb3 Qc7
19. Rac1 Rd7 20. exd5 Rxd5 21. Nc4 Bxc4 22. dxc4 Rd7 23. Rcd1 Rcd8 24. Rxd7
Rxd7 25. Rd1 Rxd1 26. Qxd1 Qd8 27. Qe2 {Zahn,N (2065)-Hausmann,I (2090)
Germany 1996 1/2-1/2 (63)}) 13. Nh4 g5 14. Ng2 Ng6 15. exd5 exd5 16. Ne3 Nge7
17. Nf3 h6 18. h4 f6 19. Bh3 Rad8 20. Nf5 Nxf5 21. Bxf5 Bc8 22. d4 Bxf5 23.
Qxf5 Qd7 24. Qxd7 Rxd7 25. Re6 Rc8 26. g4 Kf7 27. Re2 cxd4 28. Nxd4 Nxd4 29.
cxd4 Rdc7 30. Be3 Bf8 31. hxg5 hxg5 32. Kg2 Bd6 33. Rh1 Rc2 34. Rxc2 Rxc2 35.
Rb1 Kg6 36. Kf3 Kf7 37. b3 Ke6 38. Rc1 Rb2 39. Rc3 Kd7 40. Rd3 Bb4 41. Kg3 Kc6
42. f4 gxf4+ 43. Bxf4 b5 44. axb5+ Kxb5 45. g5 fxg5 46. Bxg5 Rc2 47. Kf3 Bc3
48. Be7 a4 49. bxa4+ Kc4 50. Rxc3+ Kxc3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.43"]
[White "De Paula, Luan Araujo"]
[Black "Terao, Juliana Sayumi"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1863"]
[BlackElo "2198"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be2
Bb7 9. f3 Nc6 ({RR} 9... Be7 10. Be3 O-O 11. O-O d6 12. Qd2 Nbd7 13. Rac1 Rfc8
14. Rfd1 Rab8 15. b4 Ba8 16. Bf1 Qd8 17. Na4 Ne5 18. Qf2 Qe8 19. b5 Bd8 20. Nb2
a5 21. Nb3 Qe7 22. Na4 Nfd7 23. Qb2 Bc7 24. Bf2 {Smeets,J (2651)-Grischuk,A 
(2756) Nice 2010 0-1 (45)}) ({RR} 9... Be7 10. Be3 O-O 11. Rc1 d6 12. b4 Nbd7
13. O-O Rac8 14. Qd2 Rfe8 15. Rc2 Qb8 16. Rb1 Bd8 17. Kh1 Bc7 18. Bg1 h5 19.
Na4 h4 20. c5 dxc5 21. bxc5 Bf4 22. Qe1 bxc5 23. Nb3 Qa8 24. Nbxc5 {Triapishko,
A (2506)-Bharath,S (2476) chess.com INT 2022 0-1 (55)}) 10. Be3 Ne5 11. Rc1 h5
$146 ({RR} 11... Ng6 12. Qd2 Rc8 13. g3 h5 14. Na4 h4 15. g4 Rb8 16. b4 d6 17.
O-O Nd7 18. Rfd1 Be7 19. Nb3 Bc6 20. Nc3 O-O 21. Nd5 Bxd5 22. cxd5 Qb7 23. dxe6
fxe6 24. Nd4 Nde5 25. Rf1 Rf6 26. g5 {Gorlovetsky,S (2203)-Kruglyakov,P Kiev
2002 1-0}) ({RR} 11... d6 12. O-O Be7 13. Qd2 O-O 14. b4 Rac8 15. Na4 Rfe8 16.
Rfd1 Ned7 17. Nb3 Qb8 18. Nxb6 Nxb6 19. Bxb6 Bxe4 20. Bf2 Bc6 21. Rb1 Ba4 22.
Rdc1 Nd7 23. Nd4 Ne5 24. c5 Bb5 25. f4 Ng6 26. Nxb5 {Vrolijk,L (2445)-Schramm,
C (2371) Werder Bremen GER 2019 1-0 (42)}) ({RR} 11... Ng6 12. Qd2 h5 13. O-O
h4 14. b4 Bd6 15. Kh1 Bxh2 16. f4 Bg3 17. c5 bxc5 18. bxc5 Nxe4 19. Nxe4 Bxe4
20. c6 d5 21. Qb4 Rb8 22. Qa4 h3 23. Bf3 hxg2+ 24. Kxg2 Bxf4 25. Bxe4 dxe4 26.
Bxf4 {Nastore,P (2242)-Marcziter,D (2243) chess.com INT 2021 0-1 (37)}) 12. Qd2
Rc8 13. O-O Be7 14. h3 h4 15. f4 Ng6 16. Bf3 Qb8 17. e5 Nh5 18. Bxh5 Rxh5 19.
Rce1 Rh8 20. f5 Nxe5 21. fxe6 dxe6 22. Bf4 Nxc4 23. Qe2 e5 24. Bxe5 Qxe5 25.
Qxe5 Nxe5 26. Rxe5 f6 27. Re2 Kf7 28. Nf3 Bc5+ 29. Kh1 Rhe8 30. Rxe8 Kxe8 31.
Nxh4 Bxa3 32. Nf5 Bf8 33. h4 b5 34. h5 b4 35. Ne2 Rc2 36. Nf4 Rxb2 37. Re1+ Kf7
38. Rc1 Be4 39. Rc7+ Kg8 40. Ne7+ Bxe7 41. Rxe7 Bc6 42. Rc7 Rc2 43. h6 Bxg2+
0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.45"]
[White "Bianchini, Marlon"]
[Black "Bonilla Viamonte, Diego Armando"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1255"]
[BlackElo "1620"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 h6 ({RR} 6... e6 7.
Ne2 Bd6 8. Bg5 Nge7 9. Nd2 f6 10. Be3 Nf5 11. O-O e5 12. Bxf5 Bxf5 13. c4 Nb4
14. c5 Bc2 15. Qc1 Be7 16. a3 Bd3 17. axb4 Bxe2 18. Re1 Bh5 19. Nb1 O-O 20. Nc3
Bf7 21. Nb5 {Degraeve,J (2557)-Vallejo Pons,F (2677) Paris 2005 1-0 (47)}) 7.
Nf3 Nf6 8. O-O Be6 $146 ({RR} 8... e6 9. Re1 Bd6 10. Qe2 O-O 11. Ne5 a6 12. Bf4
b5 13. Nd2 Bb7 14. b4 Rac8 15. Nb3 Ne4 16. Bxe4 dxe4 17. Nxc6 Bxf4 18. Nca5 Bd5
19. Nc5 Qd6 20. a4 f5 21. c4 bxc4 22. Nxc4 Qc6 23. Na5 {Sanmateu Juan,S (1612)
-Bello Castano,D (1896) San Sebastian 2014 0-1 (41)}) 9. Be3 g5 10. Nbd2 Rg8
11. c4 g4 12. hxg4 Nxg4 13. Re1 Nxe3 14. Rxe3 Bh3 15. Nh4 Bg4 16. Nhf3 O-O-O
17. cxd5 Rxd5 18. Bc4 Rdg5 19. Bxf7 Bxf3 20. Qxf3 Rxg2+ 21. Qxg2 Rxg2+ 22. Kxg2
Nxd4 23. Nb3 Qc6+ 24. Kg1 Nf3+ 25. Kf1 Qb5+ 26. Kg2 Nh4+ 27. Kh2 Kb8 28. Rd1
Qb6 29. Kg1 e5 30. Red3 Be7 31. Rd7 Nf5 32. Bd5 Bh4 33. Rxb7+ Qxb7 34. Bxb7
Kxb7 35. Rd5 Bf6 36. Nd2 Kc6 37. Ra5 Kb6 38. Nc4+ Kb7 39. Nxe5 Nd4 40. Ng4 Bg7
41. Rd5 Kc6 42. Rh5 Ne2+ 43. Kf1 Nf4 44. Ra5 Kb6 45. Ra3 h5 46. Ra4 Nd3 47. Ne3
Bh6 48. Rd4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.46"]
[White "Gomes, Simone Barreto Crot"]
[Black "Alves, Josue Flor De Souza"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1551"]
[PlyCount "56"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Lukacs,P} e5 2. Nc3 Nf6 3. Bc4 Bc5 4. d3 O-O 5. Nf3 Nc6 6. Ne2 ({RR} 6.
a3 h6 ({RR} 6... d6 7. Na4) ({RR} 6... a6 7. h3 ({RR} 7. Bg5 h6 8. Bh4 Be7 9.
h3 d6 ({RR} 9... Nxe4 10. Bxe7 Nxc3 11. Bxd8 Nxd1 12. Bxc7 Nxb2 13. Bb3) 10.
O-O b5 11. Bb3 Bb7) 7... d6 ({RR} 7... b5 8. Ba2 Rb8 9. Bg5 Be7 10. O-O d6 11.
Be3 Bb7 12. Nd5 Qd7 13. Nxf6+ Bxf6 14. Nh2 Qe7 15. Qd2 Bc8 16. Ng4 Nd8 17.
Nxf6+ Qxf6 18. Bg5 Qg6 19. Bxd8 Rxd8 20. f4) 8. O-O Be6) 7. h3 ({RR} 7. O-O d6
8. h3 Be6) 7... Re8 ({RR} 7... d6 8. Na4 Bd4 9. c3 Bb6 10. Nxb6 axb6 11. O-O ({
RR} 11. g4 Be6) 11... Be6) ({RR} 7... a6 8. g4) 8. g4 ({RR} 8. Na4 Bf8) ({RR} 
8. O-O a6 {RR} 9. Be3 Bf8 ({RR} 9... Bxe3 10. fxe3 d6) 10. Nd2 d6 11. f4 Be6
12. f5 Bxc4 13. dxc4 b5 14. Bf2 Nd4 15. Nd5) 8... Nh7 ({RR} 8... d6 9. Na4 Nd4
10. Nxc5 dxc5 11. g5) 9. g5 hxg5 ({RR} 9... Nxg5 10. Bxg5 ({RR} 10. Nxg5 hxg5
11. Rg1 ({RR} 11. Nd5 Nd4 12. Rg1 Ne6) ({RR} 11. Qh5 Qf6) 11... Qf6 12. Rg2 Nd4
13. Nd5 Qf3 14. Qxf3 Nxf3+ 15. Kd1 Bb6 16. Rg3 Nd4 17. Bxg5) 10... hxg5 11. h4
({RR} 11. Rg1 g4 12. hxg4 d6 13. g5 Be6) 11... g4 ({RR} 11... gxh4 12. Nxh4 Qg5
({RR} 12... Qf6 13. Nf5 g6 14. Nd5 Qg5 15. Qg4) 13. Qf3 Rf8 14. Nf5) 12. Ng5
Rf8 13. Qxg4 Qf6 14. O-O-O d5 15. Qh5 Qh6 16. Qxh6 gxh6 17. exd5 Nd4 18. Nge4)
10. Rg1 g4 ({RR} 10... Be7 11. Nd5 d6 12. Nxe7+ Nxe7 13. Nxg5 Nxg5 14. Bxg5)
11. hxg4 ({RR} 11. Rxg4 d5) 11... d6 12. g5 Be6 ({RR} 12... Nf8 13. g6) 13. Nd5
({RR} 13. g6 fxg6 14. Rxg6 Bxc4 15. dxc4 Nd4) 13... Ne7 14. Nf6+ Nxf6 ({RR} 
14... gxf6 15. Bxe6 Ng6 16. Bb3) 15. Bxe6 ({RR} 15. gxf6 Ng6 16. Bxe6 Rxe6 17.
fxg7 Kxg7 18. Rh1 c6 19. Bh6+ Kg8 20. Qd2 d5 21. O-O-O) 15... Nh7 ({RR} 15...
Nxe4 16. Bxf7+ ({RR} 16. dxe4 fxe6 17. g6 Rf8) 16... Kxf7 17. dxe4 Rh8 ({RR} 
17... Rf8 18. g6+ Ke8 19. Bg5 Qd7) 18. g6+ Ke8 19. Bg5 Qd7 ({RR} 19... c6 20.
b4 ({RR} 20. Nh4 Qb6) 20... Bb6 21. Nh4)) 16. Bb3 g6 ({RR} 16... Nf8 17. Rh1 ({
RR} 17. g6 Nexg6 18. Ng5 Re7 19. Qh5 c6) 17... c6 18. Nh4 d5 19. Qh5 Neg6 ({RR
} 19... g6 20. Qh6) 20. Bd2 Qd7 21. O-O-O) 17. Rh1 d5 ({RR} 17... c6 18. Bxf7+)
({RR} 17... Rf8 18. Nh2 ({RR} 18. Nh4 Kg7 19. Nf5+ Nxf5 ({RR} 19... gxf5 20.
Qh5) 20. exf5 Nxg5 21. Qg4) 18... Kg7 19. Qg4 Rh8 20. Qf3) 18. Nxe5 Qd6 19. d4
({RR} 19. Nxf7 Kxf7 ({RR} 19... Qb6 20. Nh6+ Kg7 21. Qe2 dxe4 22. dxe4 Nc6 23.
Nf5+ Kh8 ({RR} 23... gxf5 24. Rxh7+) 24. Qf3 Bxf2+ 25. Kf1) 20. Rxh7+ Kg8 21.
Rh1 Nf5 ({RR} 21... Rf8 22. d4) 22. Qg4 Kg7 23. Bf4 Qe6 24. O-O-O) 19... Bxd4
20. Nxf7 ({RR} 20. Qxd4 Nc6 ({RR} 20... c5 21. Nxf7 cxd4 22. Nxd6) 21. Qxd5 ({
RR} 21. Nxc6 Rxe4+ 22. Qxe4 dxe4 23. Nb4 c5 24. Nd5 Qe5) 21... Qxd5 ({RR} 21...
Nxe5 22. Qxd6 cxd6 23. f4 Nc6 24. Kf2 Rxe4 25. Bxf7+ Kxf7 26. Rxh7+) 22. Bxd5
Nxe5 23. f4) 20... Qc5 {Bellini,F (2484)-Efimov,I (2520) Reggio Emilia 2000
CBM 081 [Lukacs,P] 0-1 (39)}) ({RR} 6. Bg5) 6... d5 7. Bb3 $146 ({RR} 7. exd5
Na5 8. Bb5 c6 9. dxc6 Bxf2+ 10. Kxf2 Qb6+ 11. Kf1 Qxb5 12. Qe1 Nxc6 13. Qg3 Qc5
14. h3 Re8 15. Bh6 g6 16. Qg5 Nh5 17. g4 f6 18. Qe3 Qxe3 19. Bxe3 Ng7 20. a3 b6
21. Kf2 Bb7 {Fontana,G (1545)-Gigante,G (1773) Erice 2009 1-0 (59)}) 7... dxe4
8. dxe4 Nxe4 9. Be3 Bxe3 10. fxe3 Bg4 11. Ng3 Nxg3 12. hxg3 Qxd1+ 13. Rxd1 e4
14. Rh4 h5 15. Bd5 exf3 16. Bxf3 Bxf3 17. gxf3 g6 18. Rd7 Ne5 19. Re4 Nxd7 20.
Re7 Rad8 21. Kf2 Rfe8 22. Rxe8+ Rxe8 23. f4 f5 24. Kf3 Nf6 25. c4 Ng4 26. b4
Rxe3+ 27. Kg2 Re2+ 28. Kf3 Rf2# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.47"]
[White "Dos Santos, Rafaela Alves"]
[Black "Damasio, Fabio Ferreira"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1800"]
[BlackElo "1296"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nc6 2. Nf3 e6 3. d4 d5 4. exd5 exd5 5. Be2 Nf6 ({RR} 5... Bb4+ 6. Nbd2
Nge7 7. O-O Bg4 8. c3 Bd6 9. Re1 O-O 10. Nf1 Re8 11. h3 Bh5 12. Bd2 Bg6 13. Qc1
Be4 14. Ng5 Bf5 15. Ng3 Bg6 16. Bf4 {1/2-1/2 (16) Wang,C (2524)-Gupta,A (2619)
Al Ain 2015}) 6. O-O Be7 7. Re1 ({RR} 7. Bg5 O-O 8. Nbd2 Be6 9. c3 Nb8 10. Qc2
c5 11. Bd3 h6 12. Bxf6 Bxf6 13. dxc5 Nc6 14. Nb3 Rc8 15. h3 d4 16. Rfd1 Kh8 17.
Be4 Bxb3 18. axb3 b6 19. Bxc6 Rxc6 20. Nxd4 Bxd4 21. Rxd4 Qf6 {Wang,R-Chen,Z
Changsha CHN 2019 1-0}) 7... O-O 8. c3 $146 ({RR} 8. Ne5 Nxe5 9. dxe5 Ne8 10.
Bf3 c6 11. Bg4 f6 12. e6 Nc7 13. Bf5 g6 14. Qg4 Qe8 15. Bh6 Kh8 16. Bxf8 Bxf8
17. Qf4 Qe7 18. Bd3 Nxe6 19. Qh4 Qb4 20. Qxb4 Bxb4 21. c3 Bc5 22. Nd2 Bd7 {
Schmitz,M (2245)-Merkle,C Cologne 1997 1/2-1/2 (54)}) ({RR} 8. Be3 Re8 9. c3
Bg4 10. Nbd2 Qd6 11. Nf1 Ne4 12. h3 Bh5 13. N3h2 Bxe2 14. Rxe2 Bf6 15. Ng4 Rab8
16. Nxf6+ Qxf6 17. Nd2 Nxd2 18. Qxd2 h6 19. Rae1 Re6 20. Bf4 Rc8 21. Rxe6 fxe6
22. Qe3 Kf7 {Gomez,M-Inostroza Guinao,M Mar del Plata 2013 1/2-1/2 (62)}) 8...
Bf5 9. Bf4 Re8 10. Nbd2 Qd7 11. Bb5 Ne4 12. Ne5 Qd6 13. Nxe4 dxe4 14. g3 Qf6
15. h4 Red8 16. Bg5 Qe6 17. Nxc6 Bxg5 18. Nxd8 Bxd8 19. d5 Qd6 20. Qe2 a6 21.
Bd3 exd3 22. Qf3 g6 23. Re8+ Kg7 24. Rae1 Bd7 25. R8e3 Bf6 26. Rxd3 Re8 27. Rc1
Bf5 28. Rd2 h5 29. b3 Bg4 30. Qg2 g5 31. Rcc2 Re1+ 32. Kh2 gxh4 33. f3 hxg3+
34. Qxg3 Be5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.48"]
[White "Leal, Alexandre Garcia"]
[Black "Correa, Vitor Dias"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "1899"]
[PlyCount "47"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. dxc5 dxc5 7. Qxd8+ Kxd8 8.
Be3 b6 9. O-O-O+ Nbd7 10. Be2 $146 ({RR} 10. Nf3 Bb7 11. Ng5 Ke8 12. e5 Ng4 13.
Bg1 Nh6 14. e6 fxe6 15. Nxe6 Bf6 16. Nb5 Bg7 17. Nc3 Rc8 {1-0 (17) Rodriguez
Rueda,P (2020)-Tomin,K (1877) Kemer 2009}) 10... h5 11. h3 h4 12. e5 Nh5 13.
Bf3 Rb8 14. Nge2 a6 15. Rd2 Kc7 16. Nd5+ Kd8 17. Rhd1 e6 18. Nxb6 Rxb6 19. Bxc5
Kc7 20. Rxd7+ Bxd7 21. Bxb6+ Kxb6 22. Rxd7 Rf8 23. b4 Rb8 24. a4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.49"]
[White "Jenidarchiche, Douglas Rodrigo"]
[Black "Oliveira, Silvio Eduardo"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1845"]
[BlackElo "2297"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8.
exd5 O-O 9. O-O Bg4 10. Be2 ({RR} 10. f3 Bh5 11. Bg5 Qd6 12. Bxf6 Qxf6 13. Ne4
Qxb2 14. dxc6 Bg6 15. Kh1 Qd4 16. Qe2 Rfe8 17. Rad1 Qe5 18. Bc4 Rad8 19. Rd7
Rxd7 20. cxd7 Rd8 21. Rd1 Kf8 22. c3 Ba3 23. Rd5 Qe7 24. Bb5 Bd6 {Yu Yangyi 
(2738)-Mamedyarov,S (2774) Stavanger NOR 2019 1-0}) ({RR} 10. Ne2 cxd5 11. h3
Bh5 12. c4 Re8 13. Qc2 Bxe2 14. Bxe2 d4 15. a3 Bf8 16. Bf3 Rb8 17. Bf4 a5 18.
Rad1 Bc5 19. Qf5 Bf8 20. Qxa5 Rxb2 21. Bxc7 Qd7 22. Bb6 d3 23. c5 Qd4 24. Rb1
Rc2 {Soucek,P (2144)-Dev,S (2248) Prague CZE 2022 1/2-1/2}) 10... Bxe2 11. Nxe2
Re8 12. Bg5 $146 ({RR} 12. c3 Bc5 13. Nd4 cxd5 14. Be3 Ne4 15. Qd3 Qf6 16. Rad1
Bb6 17. Nc2 Rad8 18. Bd4 Qd6 19. Bxb6 axb6 20. Nd4 c6 21. Rfe1 g6 22. Re2 Re7
23. Rde1 Rde8 24. g3 Qd7 25. f3 Nc5 26. Rxe7 Rxe7 {Blagojevic,T (2232)
-Warmerdam,M (2417) Hoogeveen NED 2018 1/2-1/2 (33)}) ({RR} 12. c4 cxd5 13.
cxd5 Nxd5 14. Ng3 c6 15. Bd2 a5 16. Qc2 Qb6 17. Rad1 Re6 18. Rfe1 Rae8 19. Rxe6
Rxe6 20. Bxb4 Qxb4 21. a3 Qe7 22. Qd2 a4 23. Qa5 g6 24. Qa8+ Kg7 25. Qxa4 h5
26. Qd4+ Kh7 {Moiseenko,V (2495)-Goganov,A (2597) Finland FIN 2019 1/2-1/2 (66)
}) 12... Bd6 13. Nc3 h6 14. Bh4 g5 15. Bg3 cxd5 16. Qf3 Rb8 17. b3 Rb6 18. Rad1
Bxg3 19. fxg3 Re5 20. Na4 Rd6 21. Rf2 Qe7 22. Rdf1 Rde6 23. Qd3 Ng4 24. Rf3 Re1
25. Qxd5 Rxf1+ 26. Rxf1 Ne3 27. Qa8+ Kg7 28. Re1 c6 29. h3 Qb4 30. Re2 Qd4 31.
Rxe3 Rxe3 32. Kh2 Qe5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.50"]
[White "Dionisio, Alex Monteiro"]
[Black "De Oliveira, Lucas Silva"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1514"]
[BlackElo "1800"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. Qe2 O-O 8. e5 (
{RR} 8. Nbd2 Qc7 9. c3 d6 10. Rd1 e5 11. Nc4 h6 12. d4 cxd4 13. cxd4 exd4 14.
Bf4 Rd8 15. Rac1 Be6 16. b4 b5 17. Nxd6 Rxd6 18. Qxb5 g5 19. Bxd6 Qxd6 20. e5
Qxb4 21. Nxd4 Qxb5 22. Nxb5 Rb8 {Sale,S (2445)-Dizdar,G (2535) Ljubljana 1995
1/2-1/2}) ({RR} 8. Nbd2 d6 9. Re1 e5 10. c3 a6 11. a4 Rb8 12. Nc4 b5 13. axb5
axb5 14. Ne3 b4 15. Nd5 Nxd5 16. exd5 Ne7 17. c4 h6 18. h4 Kh7 19. Be3 Rb7 20.
Ra8 Qc7 21. Rea1 Nf5 22. Nd2 Nxe3 {Doroshenko,D (2141)-Sviridova,V (2144)
chess.com INT 2021 0-1 (39)}) 8... d6 9. exd6 Qxd6 10. Nbd2 Nf5 $146 ({RR} 
10... Nd4 11. Nxd4 cxd4 12. Nc4 Qd7 13. a4 Nd5 14. b3 Qc7 15. Re1 b6 16. Bxd5
exd5 17. Bf4 Qc6 18. Ne5 Qc5 19. h4 Re8 20. Qd2 Bf5 21. Nf3 Rac8 22. Rxe8+ Rxe8
23. Re1 Rc8 24. Kg2 Qxc2 25. Re8+ {Vasiukov,E-Doroshkievich,V Tbilisi (Georgia)
1967 1/2-1/2 (38)}) ({RR} 10... b6 11. Nc4 Qd8 12. Re1 Bb7 13. a4 Nf5 14. c3
Nd6 15. Bg5 Qd7 16. Nfe5 {1/2-1/2 (16) Nicevski,R-Farago,I Polanica Zdroj 1974}
) ({RR} 10... Qc7 11. h4 h6 12. Re1 e5 13. Nc4 Bg4 14. Be3 b6 15. Qd2 Kh7 16.
c3 Rad8 17. Qc2 Be6 18. Rad1 Rd7 19. Nh2 Rfd8 20. Bf1 f5 21. Bc1 Nd5 22. Bh3
Kh8 23. Nf3 Re7 24. Bd2 Rde8 25. Re2 {Lei,T (2232)-Cheng,B (2425) Canberra
2013 1-0 (85)}) 11. Ne4 Ncd4 12. Nxd4 Nxd4 13. Qd1 Qc7 14. Be3 f5 15. Nc3 Bd7
16. Rb1 Bc6 17. f3 e5 18. Ne2 Rac8 19. c3 Ne6 20. Qb3 Qd7 21. Rbd1 Rcd8 22. f4
Bxg2 23. Kxg2 b6 24. fxe5 Bxe5 25. d4 cxd4 26. cxd4 Bd6 27. d5 Nc5 28. Bxc5
bxc5 29. Qc4 Rfe8 30. Nc3 Rb8 31. Nb5 Rb6 32. Nxd6 Rxb2+ 33. Rf2 Rxf2+ 34. Kxf2
Qxd6 35. Rc1 Rd8 36. Qxc5 Qxd5 37. Qxd5+ Rxd5 38. Rc8+ Kg7 39. Rc7+ Kf6 40.
Rxa7 Rd2+ 41. Kg1 h5 42. Ra6+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.51"]
[White "Pereira, Igor Marcelo Souza"]
[Black "Nunes, Rafael Klanfer"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1351"]
[BlackElo "1789"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Ftacnik,L} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 h5 7. Be3
e5 8. Nb3 Be7 9. Qd2 Be6 10. O-O-O Nbd7 11. Be2 ({RR} 11. h3 Qc7 ({RR} 11...
Rc8 12. Be2 ({RR} 12. f4 b5 13. Bd3 Bc4 14. Kb1 Qc7 15. Rhf1 h4 16. Rf2 O-O 17.
Rg1 b4 18. Nd5 Nxd5 19. exd5 Bxd3 20. Qxd3 Nf6 21. Rd1 Rfd8 22. Qxa6) 12... h4
13. f4 ({RR} 13. Kb1 b5 14. Rhe1 Nb6 15. Bxb6 Qxb6 16. f4 O-O 17. Bf3 Rc4 18.
Qd3 Rfc8 19. fxe5 dxe5 20. Nd5 Bxd5 21. exd5 Bd6 22. c3 g6) 13... b5 14. Bf3 b4
15. Ne2 a5 16. Kb1 Qc7 17. Rhe1 a4 18. Nbc1 Qb7 19. Ng1 Nxe4 20. Bxe4 Qxe4 21.
fxe5 b3) 12. Bd3 h4 ({RR} 12... O-O 13. g4 Nb6 14. Kb1) 13. f4 b5 14. Rhe1 ({RR
} 14. f5 Bc4 15. a3 O-O 16. Qe1 d5) 14... Rb8 ({RR} 14... exf4 15. Bxf4 O-O 16.
Bg5 Ne5 17. Bxh4 b4 18. Ne2 a5) 15. Kb1 ({RR} 15. f5 Bc4 16. Qe2 b4 17. Nb1
Bxd3 18. Qxd3 O-O) 15... Nb6 16. Qf2 b4 17. Ne2 ({RR} 17. Nd5 Nbxd5 18. exd5
Nxd5 19. fxe5 dxe5 20. Bc5 Nf4 ({RR} 20... Nc3+ 21. bxc3 Bxb3 22. cxb3 Bxc5 23.
Qf5) 21. Bxe7 Kxe7 22. Nc5) 17... Nc4 18. Nd2 ({RR} 18. Bc1 a5 19. f5 Bd7 20.
Nd2 Nxd2+ 21. Bxd2 a4) 18... Nxe3 ({RR} 18... Nxd2+ 19. Bxd2 a5) 19. Qxe3 a5
20. b3 a4 21. Bc4 ({RR} 21. f5 Bd7 22. g4 hxg3 23. Qxg3 Rh7) 21... axb3 22.
cxb3 ({RR} 22. axb3 Ra8) 22... Bd7 ({RR} 22... O-O 23. Rc1 Qb7 24. Bxe6 fxe6
25. Rc2 Nh5 26. fxe5 dxe5) 23. Nf3 O-O ({RR} 23... Qb6 24. Qxb6 Rxb6 25. fxe5
Nxe4 26. Rd4) 24. fxe5 dxe5 25. Nxh4 ({RR} 25. Rc1 Qa5 26. Nxh4 Ra8 27. Rc2
Rfc8) 25... Bc6 {Svidler,P (2728)-Topalov,V (2783) Morelia/Linares 2007 CBM
117 [Ftacnik,L] 1/2-1/2 (38)} ({RR} 25... Bc5 26. Qf3 Ra8 27. Nf5) {RR} 26. Rc1
Nxe4 27. Bd5 Bxh4 28. Rxc6 Qd7 29. Rd1 Nf2 30. Rd2 Qf5+) ({RR} 11. Kb1 Qc7 12.
h3 ({RR} 12. Bd3 b5 13. Bg5 Nb6 14. f4 Rb8 15. Rhe1 Nc4) 12... b5 13. Bd3 h4
14. f4 Rc8 ({RR} 14... Nb6 15. Bxb6 Qxb6 16. Rhe1 O-O) 15. Rhe1 g6 16. Qf2 Qb7
17. Na5 Qb8 18. f5 gxf5 19. exf5 Bc4 20. Nxc4 bxc4 21. Be4 Nxe4 22. Nxe4) 11...
Rb8 $146 ({RR} 11... Qc7 12. Kb1 b5 13. Bxb5 axb5 14. Nxb5 Qc6 15. Nxd6+ Bxd6
16. Qxd6 Qa4 17. a3 Bxb3 18. cxb3 Qxb3 19. Rd3 Qb8 20. Qxb8+ Rxb8 21. Ka2 O-O
22. b4 Rfc8 23. Kb3 Nc5+ 24. Bxc5 Rxc5 25. Rhd1 Rcb5 26. Rd8+ {Bratanov,
J-Velchev,H (2066) Mizia 2002 1-0 (40)}) ({RR} 11... Qc7 12. Kb1 b5 13. Nd5
Bxd5 14. exd5 Rc8 15. c3 Nb6 16. Bxb6 Qxb6 17. Qd3 g6 18. h4 ({RR} 18. Nd2 h4
19. Ne4 Nh5 20. g3 f5 21. Nd2 Kf7 22. f4 e4 23. Nxe4 fxe4 24. Qxe4 Ng7 25. Bd3
Rh6 26. gxh4 Re8 27. Rhg1 Bf6 28. Qg2 Nf5 29. h5 Ne3 30. Bxg6+ Kf8 31. Qf2 Re7
32. Rd3 Nc4) 18... Rb8 19. g4 a5 20. g5 Nd7 21. Rhf1 a4 22. Nd2 b4 23. c4 a3
24. Nb3 Qa7 25. Rd2 axb2 26. f4 {Pimenta,E (1829)-Braga,K (1442) Florianopolis
2024 1-0 (45)}) ({RR} 11... b5 12. h4 Nb6 13. Bxb6 Qxb6 14. Nd5 Nxd5 15. exd5
Bd7 16. f4 Bf6 17. Bf3 g6 18. g3 a5 19. Rhe1 O-O 20. fxe5 Bxe5 21. Nd4 b4 22.
Nc6 Bxc6 23. dxc6 a4 24. Qg5 b3 25. cxb3 axb3 26. a3 {Seemann,S (1671)-Meyner,
H (1988) Norderstedt 2005 0-1}) ({RR} 11... Rc8 12. Kb1 b5 13. f4 b4 14. Nd5
Bxd5 15. exd5 a5 16. fxe5 Nxe5 17. h3 h4 18. Rhe1 Qc7 19. Bd4 Ne4 20. Bb5+ {
1-0 (20) Aguila Hernandez,E-Hernandez Leon,S (2143) Gran Canaria 2009}) 12.
Rdg1 b5 13. g4 hxg4 14. fxg4 b4 15. Nd5 Nxe4 16. Qd3 Bg5 17. Nc7+ Qxc7 18. Qxe4
Bxe3+ 19. Qxe3 Rc8 20. Bd3 Bd5 21. Be4 Bxe4 22. Qxe4 Nc5 23. Nxc5 Qxc5 24. g5
Rxh2 25. Kb1 Qxc2+ 26. Qxc2 Rcxc2 27. Rxh2 Rxh2 28. Rc1 Kd7 29. Rc4 a5 30. a3
b3 31. Kc1 f6 32. gxf6 gxf6 33. Ra4 Rc2+ 34. Kb1 Rc5 35. Rg4 f5 36. Rh4 f4 37.
a4 f3 38. Rh3 f2 39. Rxb3 f1=Q+ 40. Ka2 Qc4 41. Ka3 Qxb3+ 42. Kxb3 e4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.52"]
[White "De Souza, Ricardo Alves"]
[Black "Haraguchi, Melissa Mayumi Alve"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1322"]
[BlackElo "1751"]
[PlyCount "129"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Nc6 4. d4 h6 ({RR} 4... g6 5. b3 Bg7 6. Bb2 O-O 7.
O-O a5 8. Nc3 Bf5 9. Nh4 Ne4 10. Nxe4 dxe4 11. Nxf5 gxf5 12. e3 a4 13. c4 Qd7
14. Bc3 Na5 15. Qd2 b6 16. Qc2 e6 17. f3 exf3 18. Bxf3 Ra7 19. Rad1 {Cech,P 
(2400)-Vogler,T (2315) Germany 2003 1-0 (34)}) 5. O-O Bf5 6. c4 ({RR} 6. a3 e6
7. Nbd2 Bd6 8. c4 dxc4 9. Nxc4 O-O 10. Nfe5 Be4 11. Nxc6 Bxc6 12. f3 Re8 13. e4
Bb5 14. b3 e5 15. Bb2 Qe7 16. Re1 Bxc4 17. bxc4 Rad8 18. Qc2 exd4 19. Bxd4 Bc5
20. Bxc5 Qxc5+ {Timm,C (1573)-Kultscher,C (1366) Berlin GER 2019 1-0 (68)})
6... e6 7. cxd5 $146 ({RR} 7. Nc3 Ne7 8. Ne5 c6 9. Re1 Ng6 10. Nxg6 Bxg6 11.
cxd5 exd5 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Be7 15. Qb3 f5 {1/2-1/2 (15)
Kittel,P-Jereb,M (1665) Stuttgart 2003}) ({RR} 7. Nbd2 Be7 8. Re1 Nb4 9. e4
Nxe4 10. a3 Nxd2 11. axb4 Nxc4 12. Qa4+ c6 13. b5 Nb6 14. Qb3 O-O 15. bxc6 bxc6
16. Ne5 Qc7 17. Bf4 Bd6 18. Rec1 Bxe5 19. Bxe5 Qd7 20. Rc5 f6 21. Bf4 g5 {
Van Rossum,P (1594)-McHarg,S Edinburgh 2015 0-1 (39)}) ({RR} 7. Ne5 Nxe5 8.
dxe5 Nd7 9. cxd5 exd5 10. Qxd5 c6 11. Qb3 Rg8 12. e4 Be6 13. Qc3 Bc5 14. b4 Bb6
15. Bb2 g5 16. Nd2 g4 17. Nc4 h5 18. a4 Bc7 19. a5 h4 20. Nd6+ Kf8 21. f4 gxf3
{Adesina,A (2177)-Hushie,C (1737) Lagos 2015 1-0}) 7... exd5 8. a3 Be7 9. Nc3
O-O 10. Ne5 Nxe5 11. dxe5 Ng4 12. Qxd5 Qxd5 13. Nxd5 Bd8 14. f4 c6 15. h3 cxd5
16. hxg4 Bxg4 17. Re1 Bb6+ 18. Kh2 Rad8 19. Bd2 Rfe8 20. Bb4 Re6 21. Bd6 Rd7
22. Bxd5 Rg6 23. Rac1 Rd8 24. Bxb7 h5 25. Bc7 Bxc7 26. Rxc7 Rh6 27. Be4 Rd2 28.
Bd3 Rxb2 29. Rxa7 Rb8 30. Rb1 Rd8 31. Ra6 Rxa6 32. Bxa6 Bf5 33. Rb2 Kh7 34. a4
Be6 35. Bd3+ g6 36. a5 Bd5 37. a6 Ra8 38. Rb6 Kg7 39. Rd6 Be6 40. e4 Kf8 41.
Kg1 Ke7 42. Kf2 f6 43. Ke3 f5 44. exf5 gxf5 45. Kd4 Kf7 46. Bc4 Bxc4 47. Kxc4
h4 48. gxh4 Kg7 49. Kb5 Kf7 50. Rb6 Ke7 51. Rb7+ Kd8 52. Kb6 Kc8 53. h5 Rb8 54.
Rxb8+ Kxb8 55. h6 Kc8 56. h7 Kd7 57. h8=Q Ke6 58. Qf6+ Kd5 59. Qd6+ Kc4 60.
Qc5+ Kd3 61. Qb4 Ke3 62. a7 Kd3 63. a8=R Ke3 64. Ra3+ Kf2 65. Qb2+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.53"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Navarro, Gustavo Kazuo Yura"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1318"]
[BlackElo "1800"]
[PlyCount "114"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bg4 6. Be3 Nf6 7. Nbd2 e6 8.
h3 ({RR} 8. c3 Be7 9. O-O O-O 10. Bxc6 bxc6 11. Qa4 Qb6 12. Qb3 Rfc8 13. Ne5
Bf5 14. Ndf3 c5 15. dxc5 Bxc5 16. Bxc5 Qxc5 17. Qb7 Qc7 18. Qxc7 Rxc7 19. Nd4
Bg6 20. Nxg6 hxg6 21. f3 Nd7 22. Rf2 Rb8 {Marques,L (1267)-Branco,J (1706)
Vila Nova de Famalicao POR 2018 0-1 (43)}) 8... Bh5 9. g4 $146 ({RR} 9. O-O Bd6
10. Be2 O-O 11. c3 Rc8 12. Nh2 Bg6 13. Bg5 h6 14. Bh4 Be7 15. Ng4 Nxg4 16. Bxe7
Nxf2 17. Bxd8 Nxd1 18. Raxd1 Rfxd8 19. Nb3 Bc2 20. Rd2 Bxb3 21. axb3 Na5 22. b4
Nc4 23. Bxc4 dxc4 {Horak,K-Mlynek,P (2150) Brno 1996 0-1 (48)}) 9... Bg6 10.
Ne5 Qb6 11. Ba4 Bd6 12. Nxc6 bxc6 13. c3 O-O 14. b4 Ne4 15. Bc2 Nxc3 16. Qc1
Bxc2 17. Qxc2 Nb5 18. a3 Nxd4 19. Qc3 e5 20. Bxd4 Qxd4 21. Qxd4 exd4 22. O-O
Rfe8 23. Nf3 a5 24. Nxd4 Be5 25. Rad1 Bxd4 26. Rxd4 axb4 27. axb4 Rab8 28. Rc1
Rb6 29. Rc5 Reb8 30. Kf1 f6 31. b5 cxb5 32. Rdxd5 b4 33. Rc2 Ra6 34. Rb2 Ra3
35. h4 Rb7 36. Rd4 b3 37. Rd3 Kf7 38. Kg2 Kg6 39. Kf3 h5 40. gxh5+ Kxh5 41. Kg3
Rb4 42. f4 Raa4 43. Rdxb3 Rxf4 44. Rb5+ Kh6 45. Rh2 Rg4+ 46. Kf3 Rxh4 47. Rxh4+
Rxh4 48. Kg3 Ra4 49. Rb1 g5 50. Rf1 Kg6 51. Rf3 f5 52. Rb3 Kh5 53. Rb5 Ra3+ 54.
Kf2 Kg4 55. Rb4+ f4 56. Rb1 Ra2+ 57. Kf1 Kg3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.55"]
[White "Re, Vinicius"]
[Black "Da Silva, Joao Pedro Marinell"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1177"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 O-O 6. Bg5 Nd4 7. Nxe5 ({RR} 7.
Nxd4 Bxd4 8. Nd5 c6 9. Nxf6+ gxf6 10. Bh6 f5 11. exf5 Qh4 12. Qd2 Re8 13. Qg5+
Qxg5 14. Bxg5 d5 15. Bb3 Bxf5 16. c3 Bc5 17. Bc2 d4 18. O-O Be7 19. Bxe7 Rxe7
20. Rfe1 Kh8 21. cxd4 Rae8 {Jacoby,A (1198)-Zwecker,S (916) Willingen 2016 1-0
(53)}) 7... h6 8. Bh4 d6 9. Nf3 Bg4 $146 ({RR} 9... g5 10. Bg3 g4 11. Nxd4 Bxd4
12. Bh4 c6 13. Ne2 Bxb2 14. Rb1 Ba3 15. O-O d5 16. exd5 cxd5 17. Bb3 Qd6 18. f3
Bc5+ 19. d4 Bb6 20. Qd2 Bc7 21. Bg3 Qb6 22. Bxc7 Qxc7 23. Qxh6 Re8 24. Rfe1 {
Schreiber,J (963)-Bolte,J Rotenburg/Wuemme 2007 1-0 (49)}) 10. Nd5 Nxf3+ 11.
gxf3 g5 12. fxg4 gxh4 13. Qf3 Nxd5 14. Bxd5 c6 15. Bb3 d5 16. O-O-O Qg5+ 17.
Kb1 dxe4 18. dxe4 Rad8 19. Rxd8 Qxd8 20. Rd1 Qg5 21. Rd7 b5 22. Bxf7+ Kh8 23.
Qc3+ Qg7 24. Qxc5 Rxf7 25. Rxf7 Qxf7 26. e5 Qe6 27. h3 Qd7 28. a3 Qd1+ 29. Ka2
Qd5+ 30. Qxd5 cxd5 31. Kb3 Kg7 32. Kb4 Kf7 33. Kc5 Ke6 34. f4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.56"]
[White "Akamine, Giullia Hikari Nish"]
[Black "Ruvieri, Valter"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1800"]
[BlackElo "1067"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. c3 Nf6 5. d3 O-O 6. Nbd2 c6 7. d4 $146 ({RR} 
7. Bb3 h6 8. Qe2 Nh7 9. Nf1 a5 10. Ng3 a4 11. Bc2 Be6 12. Nf5 Bxf5 13. exf5 Ng5
14. Bxg5 Bxg5 15. h4 Bf6 16. a3 d5 17. O-O Nd7 18. g3 Re8 19. Nh2 e4 20. dxe4
dxe4 21. Rad1 Qe7 {Lehtosaari,M-Tuomala,T (2228) Finland 2004 0-1 (34)}) ({RR} 
7. Bb3 Na6 8. Bc2 Re8 9. O-O Bg4 10. h3 Bh5 11. Re1 Nc7 12. Nf1 Ne6 13. Ng3
Bxf3 14. Qxf3 g6 15. Bd2 Qc7 16. Bb3 Nc5 17. Bc2 Ne6 18. Bb3 Nc5 19. Bc2 Ne6
20. Bb3 Nc5 21. Bc2 Ne6 {Brooks,M (2463)-Benjamin,J (2583) Saint Louis 2009 1/
2-1/2}) ({RR} 7. Bb3 a5 8. a4 Nbd7 9. Qe2 Nc5 10. Bc2 Re8 11. O-O Bf8 12. Nc4
h6 13. Be3 Qc7 14. b4 axb4 15. cxb4 Ncd7 16. a5 d5 17. Nb6 Ra6 18. Nxc8 Qxc8
19. Rab1 d4 20. Bd2 b5 21. Rfc1 Ra7 {Sanjuan Garcia,M (2021)-Guerra Rivera,S 
(2334) Marbella ESP 2019 1-0 (42)}) ({RR} 7. Bb3 Nbd7 8. O-O a6 9. Re1 b5 10.
Nf1 Nc5 11. Bc2 Ne6 12. d4 Qc7 13. a4 Bd7 14. Ng3 Rfe8 15. Nf5 Bf8 16. N3h4 c5
17. d5 Nf4 18. g3 Ng6 19. Qf3 Nxh4 20. Nxh4 Bg4 21. Qg2 g6 {Golema,P (2071)
-Hauser,C (1893) Neumuehl 2003 0-1 (40)}) ({RR} 7. Bb3 Nbd7 8. Nf1 Nc5 9. Bc2
a5 10. Ng3 Ne8 11. Be3 Ne6 12. Qd2 Qc7 13. O-O g6 14. Bh6 N6g7 15. h3 Kh8 16.
d4 Be6 17. Ng5 Bc4 18. Rfe1 f6 19. b3 Bg8 20. Nf3 Be6 21. Nh2 Rf7 {Roessler,U 
(2221)-Peicheva Hansen,E (2102) Germany 2003 1-0 (47)}) 7... d5 8. exd5 cxd5 9.
dxe5 dxc4 10. exf6 Bxf6 11. Nxc4 Qxd1+ 12. Kxd1 Be6 13. Ncd2 Nc6 14. Ke2 Rfe8
15. Re1 Bc4+ 16. Kd1 Be6 17. Kc2 Bf5+ 18. Kd1 Bd3 19. a4 Ne5 20. Nxe5 Bxe5 21.
Nf3 Bc7 22. Ra3 Be4 23. c4 Rad8+ 24. Bd2 Bxf3+ 25. Rxf3 Be5 26. Rfe3 f6 27. b4
Kf7 28. g3 Re7 29. f4 Red7 30. R1e2 Bd4 31. Re4 Bc3 32. c5 Bxd2 33. b5 Bb4+ 34.
Kc2 Bxc5 35. h4 Rd4 36. Re6 Rxa4 37. Kb3 Rb4+ 38. Kc3 Rxb5 39. g4 Rb6 40. R6e4
a5 41. Kc4 Rc8 42. Kd5 Bb4 43. f5 Rd6# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.57"]
[White "Akamine, Isabelle Namie Nish"]
[Black "Kassab, Alexandre T Canelas"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 O-O 7. Bd3 b6 8. O-O
Bb7 9. b3 ({RR} 9. Ne5 h6 10. Bh4 c5 11. f4 Ne4 12. Bxe7 Qxe7 13. Qc2 cxd4 14.
exd4 Nxc3 15. bxc3 dxc4 16. Bxc4 Rac8 17. Bb5 Nf6 18. Bd3 Nd5 19. c4 Ne3 20.
Bh7+ Kh8 21. Qd3 Nxf1 22. Rxf1 Rcd8 23. f5 exf5 {Niyazgulova,M (2227)
-Fairuzova,Z (1750) chess.com INT 2021 1-0}) 9... c5 10. cxd5 $146 ({RR} 10.
Be2 Rc8 11. Rc1 Re8 12. cxd5 exd5 13. dxc5 Nxc5 14. Nb5 a6 15. Nbd4 Nce4 16.
Bf4 Nc3 17. Qd2 Nfe4 18. Qb2 b5 19. Bd3 b4 20. Nd2 Bf6 21. Bxe4 dxe4 22. Nc4 a5
23. Nd6 Ba6 24. Nxe8 Qxe8 {Fischer,M (1640)-Delorme,A (1810) France 1998 1-0 
(60)}) ({RR} 10. Re1 cxd4 11. exd4 h6 12. Bxf6 Bxf6 13. cxd5 exd5 14. Qc2 g6
15. Ne5 Nxe5 16. dxe5 Bg7 17. e6 Bxc3 18. e7 Qc7 19. exf8=Q+ Rxf8 20. Rad1 d4
21. Re2 Qc6 22. f3 Qf6 23. Be4 Bxe4 24. Rxe4 Qf5 {Poulet,A-Thibaud,C France
1997 0-1 (64)}) ({RR} 10. Qc2 h6 11. Bh4 Rc8 12. Nd2 g5 13. Bg3 dxc4 14. bxc4
cxd4 15. exd4 Nh5 16. Rad1 Nxg3 17. hxg3 Nf6 18. Nde4 Nxe4 19. Nxe4 Bxe4 20.
Bxe4 Qc7 21. Bd3 Rfd8 22. Qb1 Kg7 23. Be2 Bf6 24. Qe4 Qc6 {Kowalczyk,S-Keizer,
T Leiden 2000 1-0 (41)}) 10... exd5 11. Ne5 Nxe5 12. dxe5 Ne4 13. Bxe7 Qxe7 14.
Rc1 Qxe5 15. Bxe4 dxe4 16. Qg4 Rad8 17. Rfd1 h5 18. Qf4 Qxf4 19. exf4 Rd3 20.
Re1 f5 21. h3 Rfd8 22. Nb5 a6 23. Nc3 Kf7 24. Ne2 Rd2 25. a4 a5 26. Ng3 g6 27.
Nf1 R2d3 28. Rb1 Bd5 29. Re3 Be6 30. Rb2 Ke7 31. Rg3 Rxg3 32. Nxg3 Rd3 33. Nf1
Rxb3 34. Ra2 Rb1 35. Ra3 Bc4 36. Rc3 Bxf1 37. Kh2 c4 38. Rc2 Bd3 39. Ra2 c3 40.
g4 Rb2 41. Ra1 c2 42. gxh5 gxh5 43. h4 Rb1 44. Rxb1 cxb1=Q 45. f3 Qc2+ 46. Kg1
Qd1+ 47. Kh2 Qe2+ 48. Kg1 Qf1+ 49. Kh2 Qf2+ 50. Kh1 Bf1 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.58"]
[White "Resende, Ana Gabriela Lobato"]
[Black "De Souza, Luiza Mazzoni Viana"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1800"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. c3 Bd6 5. Bg3 a6 ({RR} 5... Ne4 6. Nd2 Nxg3 7.
hxg3 c5 8. Bd3 Nc6 9. Ndf3 Bd7 10. Ne2 Qe7 11. a3 e5 12. dxe5 Nxe5 13. Nf4 Bc6
14. Be2 Nxf3+ 15. Bxf3 Bxf4 16. gxf4 Rd8 17. Qd3 g6 18. O-O-O O-O 19. f5 Qg5
20. Kb1 {Kamsky,G (2709)-Dreev,A (2673) Caleta 2014 1/2-1/2 (34)}) ({RR} 5...
Qe7 6. Nd2 Nbd7 7. Ngf3 e5 8. dxe5 Nxe5 9. Nxe5 Bxe5 10. Nf3 Bxg3 11. hxg3 Bd7
12. Qb3 O-O-O 13. Nd4 h5 14. c4 c5 15. Nb5 Bxb5 16. cxb5 d4 17. b6 axb6 18.
O-O-O dxe3 19. Rxd8+ Rxd8 20. fxe3 {Kumar,M (1940)-Yarmonov,I (2371) Chess.com
2021 0-1 (47)}) 6. Nd2 O-O $146 ({RR} 6... b6 7. Ngf3 Bb7 8. Bd3 Ne4 9. Bxd6
cxd6 10. O-O Nd7 11. c4 f5 12. cxd5 Bxd5 13. Rc1 O-O 14. Qe2 Bb7 15. Rc2 Rc8
16. Rfc1 Rxc2 17. Rxc2 Nb8 18. Bc4 Qd7 19. Bb3 b5 20. Rc1 Qe7 21. Nxe4 {
Marshall,M (1887)-Levin,E (1707) Bucharest ROU 2019 1/2-1/2 (48)}) 7. Bd3 Nc6
8. Ngf3 e5 9. Nxe5 Bxe5 10. dxe5 Nd7 11. Nf3 Re8 12. Qb3 Ndxe5 13. Nxe5 Nxe5
14. Bxe5 Rxe5 15. O-O-O b5 16. Rhe1 Bb7 17. f4 Re7 18. g4 Qe8 19. Kd2 c5 20.
Bb1 Rd8 21. Qc2 Re4 22. Kc1 g6 23. Qd2 Re7 24. f5 d4 25. exd4 Bf3 26. Rxe7 Qxe7
27. Re1 Qd7 28. Qh6 Re8 29. Rxe8+ Qxe8 30. Qd2 cxd4 31. cxd4 Bxg4 32. fxg6 hxg6
33. Qf2 Qc6+ 34. Kd2 Qh1 35. Bd3 Qa1 36. Ke3 Qxa2 37. Qg2 Qe6+ 38. Kd2 Bf5 39.
Be2 Qb3 40. Ke1 Qxb2 41. Qa8+ Kg7 42. Qd5 Qc3+ 43. Kf2 Qb2 44. Qe5+ Kh7 45. Qf6
Bg4 46. Qxf7+ Kh6 47. Qf4+ Kh5 48. Qxg4+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2.59"]
[White "Ferreira, Priscilla Montanha"]
[Black "Dos Santos, Andre Vicente"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1800"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. e3 g6 3. Bd3 d5 4. f4 Bg7 5. Nd2 O-O 6. Ngf3 Nbd7 ({RR} 6... Bf5
7. Bxf5 gxf5 8. O-O e6 9. b3 Ne4 10. Nxe4 fxe4 11. Ne5 f6 12. Ng4 f5 13. Ne5
Nd7 14. Ba3 Rf6 15. c4 c6 16. Rf2 Nxe5 17. dxe5 Rg6 18. Bd6 Qd7 19. c5 Bf8 20.
b4 a5 21. Qd4 {Rothen,H (2366)-Setterqvist,K (2338) Sweden 2006 1-0 (48)}) 7.
Ne5 ({RR} 7. O-O c5 8. c3 b6 9. Ne5 Bb7 10. Qf3 Qc7 11. g4 a6 ({RR} 11... Ne8
12. g5 ({RR} 12. Qh3 Ndf6 13. Ndf3 Ne4 14. g5 N8d6 15. Qg2 c4 16. Bc2 b5 17. a3
a5 18. Bd2 Nf5 19. Ng4 f6 20. Rae1 e6 21. Re2 Qe7 22. Be1 fxg5 23. Bxe4 dxe4
24. Nxg5 Bd5 25. Ne5 Bxe5 26. fxe5) 12... f5 13. h4 Nd6 14. Qh3 Nxe5 15. fxe5
Ne4 16. Rf4 Nxd2 17. Bxd2 e6 18. h5 Rf7 19. Kf2 Bf8 20. hxg6 hxg6 21. Rh4 Rh7
22. Rh1 Rxh4 23. Qxh4 Qg7 24. Kf3 Bc6 25. Kf4 Be7 26. Be2) ({RR} 11... Qc8 12.
g5 Ne8 13. Ng4 Nd6 14. Qh3 Qe8 15. Nh6+ Bxh6 16. Qxh6 f6 17. Nf3 Ne4 18. Nd2
Qf7 19. Qh3 e6 20. Nxe4 dxe4 21. Bc4 f5 22. b3 Bd5 23. Be2 Rad8 24. c4 Bb7 25.
Rd1 Nb8 26. Bb2) 12. Qg2 Ne8 13. Rf3 Nxe5 14. fxe5 f6 15. exf6 Nxf6 16. g5 Nd7
17. h4 e5 18. dxe5 Nxe5 19. Rxf8+ Rxf8 20. Qg3 Qd7 21. Be2 d4 {Miranda,C (1620)
-Da Fonseca Pinto,J (1808) Florianopolis 2024 0-1 (32)}) 7... Ne4 $146 ({RR} 
7... Nxe5 8. fxe5 Bg4 9. Nf3 Nd7 10. h3 Bxf3 11. Qxf3 c6 12. g4 e6 13. h4 h6
14. e4 Rc8 15. Bd2 c5 16. c3 cxd4 17. cxd4 Qb6 18. Bc3 Qc6 19. exd5 exd5 20. h5
Qe6 21. Bc2 Nb6 22. a4 {Wieszczycki,K-Matyszewska,M Biala 2000 1-0}) ({RR} 7...
c5 8. c3 c4 9. Be2 Nxe5 10. fxe5 Ne8 11. O-O f5 12. exf6 exf6 13. Bf3 f5 14. b3
b5 15. a4 Ba6 16. axb5 Bxb5 17. bxc4 Bc6 18. cxd5 Bxd5 19. e4 fxe4 20. Bxe4
Rxf1+ 21. Qxf1 Bxe4 22. Nxe4 {Carvalho,C (2135)-Carvalho,M (2000) Brazil 1997
1-0 (33)}) ({RR} 7... Nxe5 8. fxe5 Nd7 9. c4 Nb6 10. b3 c5 11. Bb2 Be6 12. Qc2
Rc8 13. O-O-O Qc7 14. cxd5 Nxd5 15. Rde1 Nb4 16. Qb1 cxd4+ 17. Kd1 dxe3 18.
Rxe3 Rfd8 19. Rhe1 Qd7 20. Ke2 Bh6 21. Rh3 Bxh3 22. gxh3 {Ferris,S-Xie,K
Churchill 2000 0-1}) 8. Ndf3 Ndf6 9. O-O c5 10. c4 b6 11. Bd2 Bb7 12. Be1 Rc8
13. Rc1 dxc4 14. Bxc4 Nd5 15. Bd3 Nxe3 16. Qe2 cxd4 17. Rxc8 Qxc8 18. Nxd4 Nxf1
19. Kxf1 Qc1 20. g3 Nc5 21. Nb3 Nxb3 22. axb3 Rd8 23. Kf2 Bxe5 24. fxe5 Qc5+
25. Qe3 Rxd3 26. Qxc5 bxc5 27. b4 c4 28. Bc3 e6 29. Ke2 Kf8 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.1"]
[White "Fier, Alexandr"]
[Black "Filgueiras, Nathan Felipe"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2549"]
[BlackElo "2321"]
[PlyCount "111"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 {Stockfish 16} Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O 7.
Bb2 d5 8. e3 c5 9. Nc3 Nbd7 10. Qe2 Rc8 11. Rad1 ({RR} 11. Rac1 Re8 12. Nd1 Bf8
13. cxd5 exd5 14. d4 cxd4 15. Nxd4 Rxc1 16. Bxc1) ({RR} 11. Rac1 Re8 12. Nd1
Bf8 13. cxd5 exd5 14. d4 cxd4 15. Nxd4 Rxc1 16. Bxc1 {1/2-1/2 (16) Iturrizaga
Bonelli,E (2655)-Bruzon Batista,L (2707) Cochabamba 2013}) 11... Qc7 12. Nh4
Rfe8 $146 ({RR} 12... dxc4 13. bxc4 a6 ({RR} 13... Bxg2 14. Nxg2 Rfd8 ({RR} 
14... Qc6 15. f4 a6 16. e4 b5 17. e5 b4 18. Nb1 Ne8 19. d3 Nb6 20. Nd2 Na4 21.
Ba1 f5 22. Nb3 Nc7 23. h3 Rfd8 24. Kh2 Ra8 25. g4 g6 26. Ne3 Kh8 27. gxf5 gxf5
28. Nxf5) 15. d3 ({RR} 15. f4 Bf8 16. g4 Qc6 17. d3 a6 18. a4 Ne8 19. f5 exf5
20. Rxf5 Nd6 21. Rf4 Re8 22. Rdf1 Ne5 23. e4 b5 24. axb5 axb5 25. cxb5 Qb6 26.
Kh1 c4 27. dxc4 Ndxc4 28. Nd5) 15... Nb8 16. f4 Nc6 17. g4 Ne8 18. h4 Qd7 19.
a3 a6 20. h5 f6 21. f5 h6 22. Nf4 Nc7 23. fxe6 Nxe6 24. Ncd5 Rb8 25. Ng6 Nc7
26. Rf5 Nxd5 27. cxd5 Na7 28. e4) 14. f4 Rfd8 15. g4 Ne8 16. g5 Nd6 17. a4 Bxg2
18. Nxg2 Nf5 19. Qg4 Qc6 20. h4 h5 21. Qxh5 Ng3 22. Qg4 Nxf1 23. Rxf1 f5 24.
Qe2 Nf8 25. Ne1 Rc7 26. Nf3 Qd7 27. h5 {Fier,A (2549)-Matias Perez Gormaz 
(2388) Florianopolis 2024 [Stockfish 16] 1-0 (47)}) ({RR} 12... dxc4 13. bxc4
Bxg2 14. Nxg2 Rfd8 15. d3 Nb8 16. f4 Nc6 17. g4 Ne8 18. h4 Qd7 19. a3 a6 20. h5
f6 21. f5 h6 22. Nf4 Nc7 23. fxe6 Nxe6 24. Ncd5 Rb8 25. Ng6 Nc7 26. Rf5 Nxd5
27. cxd5 {Daghli,A (2354)-Babaniya,B (2184) Anzali Free Zone IRI 2019 1-0 (33)}
) 13. d3 a6 14. cxd5 exd5 15. d4 c4 16. Nf5 Bf8 17. g4 b5 18. g5 Ne4 19. Nxe4
dxe4 20. bxc4 bxc4 21. Bc3 g6 22. Ng3 Bg7 23. Qc2 f5 24. gxf6 Nxf6 25. Rb1 Bd5
26. Qa4 h5 27. Qxa6 Ra8 28. Qb6 Qxb6 29. Rxb6 Rxa2 30. Rc1 Kh7 31. Bf1 Ng4 32.
Rb5 Bg8 33. Bb2 h4 34. Ne2 Ra7 35. Nf4 Bh6 36. h3 Bxf4 37. hxg4 Bd6 38. Rb6 Rd7
39. Ra1 Rb8 40. Raa6 Rxb6 41. Rxb6 Be6 42. Bh3 g5 43. Bg2 Bxg4 44. Bxe4+ Kg7
45. Bc6 Rd8 46. e4 Bf4 47. e5 Bd2 48. Rb7+ Kg8 49. d5 Bc8 50. Rb8 Bf4 51. d6
Rf8 52. d7 Bxd7 53. Rxf8+ Kxf8 54. Bxd7 Ke7 55. Bf5 Bd2 56. Ba3+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.2"]
[White "Perez Gormaz, Matias"]
[Black "Di Berardino, Diego Rafael"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2388"]
[BlackElo "2480"]
[PlyCount "29"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. a3 b5 8. g4
Bb7 9. Bg2 Nc6 ({RR} 9... Nfd7 10. Qe2 Be7 11. O-O-O Nb6 12. Kb1 N8d7 13. f4
Rc8 14. Na2 Nc5 15. Bc1 Qc7 16. g5 O-O 17. h4 Rfe8 18. Rhe1 Bf8 19. Qf2 e5 20.
Nf5 Ne6 21. h5 Nxf4 22. g6 fxg6 23. hxg6 hxg6 24. Bxf4 {Kevlishvili,R (2491)
-Antova,G (2288) Charlotte USA 2021 1-0 (45)}) 10. g5 Nd7 11. Nxc6 $146 ({RR} 
11. f4 Rc8 12. h4 Be7 13. f5 Nxd4 14. Bxd4 O-O 15. Qd2 Ne5 16. O-O-O Nc4 17.
Qf2 e5 18. Ba7 Qa5 19. Nd5 Bxd5 20. Rxd5 f6 21. gxf6 Bxf6 22. Rh3 Rc6 23. Bf1
Rfc8 24. Bd3 Qc7 25. Kb1 Qb7 {Sasikiran,K (2688)-Andersen,M (2586) Helsingor
2017 1/2-1/2 (43)}) ({RR} 11. O-O Be7 12. Nxc6 Bxc6 13. f4 O-O 14. Qg4 Re8 15.
Rad1 Bf8 16. e5 Bxg2 17. Qxg2 Qc7 18. exd6 Bxd6 19. Ne4 Bf8 20. Rd3 Kh8 21. Rf3
f5 22. gxf6 Nxf6 23. Rh3 Rad8 24. Bd4 Qf7 25. Ng5 Qg6 {Vocaturo,D (2616)
-Huschenbeth,N (2571) Le Castella ITA 2018 1/2-1/2 (90)}) 11... Bxc6 12. Qd4 a5
13. O-O e5 14. Qd3 Rb8 15. Nd5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.3"]
[White "Santiago, Yago De Moura"]
[Black "Dos Santos Dutra, Fernando Junior Fre"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2467"]
[BlackElo "2262"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. g3 O-O 6. Bg2 c6 7. O-O Nbd7 8. Qc2
({RR} 8. Qb3 Be7 9. Bf4 Nh5 10. Bd2 Nb6 11. c5 Nc4 12. Qc2 b6 13. Na4 Nxd2 14.
Qxd2 bxc5 15. Nxc5 Bxc5 16. dxc5 a5 17. e4 Nf6 18. exd5 cxd5 19. Rac1 Qc7 20.
Rfe1 Rb8 21. b3 Ne4 22. Qf4 Qxf4 {Romanishin,O (2570)-Kortschnoj,V (2630) Wijk
aan Zee 1985 1/2-1/2 (41)}) ({RR} 8. Qb3 Be7 9. Rd1 b6 10. Bf4 Bb7 11. cxd5
Nxd5 12. Ne5 Nxe5 13. Bxe5 Qd7 14. e4 Nxc3 15. bxc3 Bd6 16. Bxd6 Qxd6 17. a4 c5
18. e5 Qc7 19. Bxb7 c4 20. Qb5 Qxb7 21. Qxc4 Rfc8 22. Qd3 Qd5 {Raja,R (2433)
-Haring,F (2357) Skalica SVK 2021 1/2-1/2 (36)}) 8... Re8 9. Rd1 b6 10. a3 $146
({RR} 10. Qa4 Bxc3 11. bxc3 Bb7 12. Ba3 Qc7 13. Rac1 c5 14. cxd5 exd5 15. e3 a6
16. dxc5 Nxc5 17. Qf4 Qxf4 18. gxf4 Nce4 19. c4 dxc4 20. Ne5 Rad8 21. Rxd8 Rxd8
22. Nxc4 b5 23. Na5 Bd5 24. Bb4 Be6 {Radovanovic,N (2420)-Irizanin,R (2296)
Kragujevac SRB 2018 1/2-1/2 (48)}) 10... Bf8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4
Nf6 14. Qxc6 Bd7 15. Qb7 Ba4 16. Re1 Re7 17. Qa6 Bc6 18. Ne5 Bxg2 19. Kxg2 Qc8
20. Qxc8 Rxc8 21. Be3 Nd7 22. Nxd7 Rxd7 23. Rec1 Be7 24. c5 b5 25. a4 b4 26. a5
f5 27. Rc4 b3 28. Ra3 Rb7 29. Rc3 Rb5 30. Raxb3 Rxa5 31. Rb7 Bf6 32. c6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.4"]
[White "Ticona Rocabado, Licael Roderick"]
[Black "Shumyatsky, Victor"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2350"]
[BlackElo "2457"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. e3 b6 4. Nf3 Bb7 5. Nbd2 g6 ({RR} 5... c5 6. Bd3 cxd4 7.
exd4 d5 8. b3 Bb4 9. O-O O-O 10. Bb2 Re8 11. Qc2 Nbd7 12. Rad1 Rc8 13. Qb1 g6
14. a3 Bf8 15. Rfe1 Rc7 16. cxd5 Nxd5 17. Ne4 N7f6 18. Rc1 Bh6 19. Rc4 Ba6 20.
Rxc7 {Jakubowski,K (2507)-Macieja,B (2613) Ustron 2006 0-1 (32)}) 6. Be2 Bg7
$146 ({RR} 6... c5 7. O-O Bg7 8. b3 O-O 9. Bb2 d6 10. Ne1 Qe7 11. Bf3 Nc6 12.
Nc2 Rfd8 13. Rb1 Rac8 14. Qe2 Ba6 15. Rfd1 d5 16. dxc5 bxc5 17. Qe1 e5 18. Bxd5
Nxd5 19. cxd5 Bd3 20. Rbc1 Bxc2 21. Rxc2 {Szily,J-Szabo,L Budapest 1968 0-1 
(40)}) 7. O-O O-O 8. b3 d6 9. Bb2 Nbd7 10. Qc2 c5 11. Rfd1 Qc7 12. Rac1 Rac8
13. Nf1 Qb8 14. Qb1 cxd4 15. Nxd4 a6 16. Bf3 Rfd8 17. Ng3 Ne5 18. Bxb7 Qxb7 19.
Nde2 h5 20. h3 h4 21. Nf1 g5 22. Nh2 Qe4 23. Bxe5 dxe5 24. Nf3 Rxd1+ 25. Rxd1
Qxb1 26. Rxb1 e4 27. Nfd4 Bf8 28. Rd1 Be7 29. Kf1 Kf8 30. g4 Ke8 31. Kg2 Rd8
32. Nc3 Bb4 33. Nc6 Rxd1 34. Nxd1 Bd6 35. b4 Kd7 36. b5 axb5 37. cxb5 Bc7 38.
f3 Kd6 39. Nc3 exf3+ 40. Kxf3 Kc5 41. Nd4 Kc4 42. Ne4 Nxe4 43. Kxe4 Bd8 44. Nc6
Bf6 45. a4 Kc5 46. Kd3 Kd6 47. Ke4 Kc5 48. Kd3 Kd6 49. Ke4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.5"]
[White "Flores Quillas, Diego Saul Rodri"]
[Black "Tsuboi, Edson Kenji"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2429"]
[BlackElo "2200"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 d6 8. O-O
Bd7 9. Re1 Be7 10. Nxc6 Bxc6 11. Ne2 ({RR} 11. Qd4 Nf6 12. Nd5 Bxd5 13. exd5 e5
14. Qb4 O-O 15. Be3 Nd7 16. a4 Rac8 17. a5 h6 18. c3 Bg5 19. Bxg5 hxg5 20. Qg4
Qd8 21. Rec1 Rc7 22. b4 f5 23. Qd1 e4 24. c4 Ne5 25. Qb3 Qf6 {Hovhannisyan,R 
(2610)-Mozharov,M (2514) Moscow 2012 1/2-1/2 (59)}) ({RR} 11. Qd4 Nf6 12. Nd5
Bxd5 13. exd5 e5 14. Qa4+ b5 15. Qb3 O-O 16. a4 Qc4 17. Bd2 Rfc8 18. Qxc4 bxc4
19. b4 c3 20. Be3 Ng4 21. Bb6 Bd8 22. Bxd8 Rxd8 23. Ra3 Rdc8 24. h3 Nf6 25. Re3
Rc4 {Gaehwiler,G (2402)-Kaenel,H (2283) Switzerland SUI 2021 1/2-1/2 (68)})
11... Nf6 12. Nd4 O-O 13. b3 d5 $146 ({RR} 13... Rfd8 14. c4 Be8 15. Bb2 Rac8
16. Qe2 Nd7 17. Nf3 Nc5 18. Rac1 Qb8 19. Nd4 Bf6 20. Red1 b5 21. cxb5 axb5 22.
Qg4 Kh8 23. Qf3 Qb6 24. Qe2 Rc7 25. Rc2 Rdc8 26. Nf3 Nxe4 27. Rxc7 Qxc7 28.
Qxe4 {Lugovskoy,M (2366)-Maletin,P (2572) Taganrog 2013 1/2-1/2 (60)}) 14. Bf4
Qd8 15. e5 Nd7 16. Qg4 Kh8 17. c4 Nb6 18. Red1 Qe8 19. Be3 Bd8 20. Rac1 Rc8 21.
cxd5 exd5 22. Nf5 g6 23. Nd6 Qe6 24. Qxe6 fxe6 25. Bh3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.6"]
[White "Santanna, Paulo"]
[Black "De Menezes, Ricardo Fagner Dias"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "2021"]
[BlackElo "1675"]
[PlyCount "114"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 Be7 5. Bb2 c6 ({RR} 5... b6 6. cxd5 exd5 7.
Qc2 h6 8. Be2 O-O 9. Nc3 c5 10. d4 Ba6 11. Rd1 Qc8 12. dxc5 Qxc5 13. O-O Rd8
14. Nd4 Ne4 15. b4 Qc8 16. Bxa6 Nxa6 17. Nxd5 Rxd5 18. Nc6 Bxb4 19. Rxd5 Bf8
20. Rd8 {Bauer,C (2621)-Grandadam,P (2334) Flims 2016 1-0}) 6. Nc3 ({RR} 6. Be2
O-O 7. Nc3 Qc7 8. Rc1 Re8 9. cxd5 cxd5 10. Nxd5 Qxc1 11. Nxe7+ Rxe7 12. Qxc1
Re8 13. O-O b6 14. Bb5 Rd8 15. Qc7 Rf8 16. Ba3 Na6 17. Bxa6 Bxa6 18. Bxf8 Bxf1
19. Bb4 Bb5 20. e4 Bd3 {Orta Vazquez,M (1390)-Pantiga Aguilar,A (1127) Collado
Villalba ESP 2021 1-0}) 6... Nbd7 7. d4 b6 $146 ({RR} 7... O-O 8. Bd3 c5 9.
cxd5 exd5 10. O-O cxd4 11. Nxd4 Nc5 12. Bf5 g6 13. Bxc8 Rxc8 14. Rc1 Nfe4 15.
Nde2 Bf6 16. Nxe4 Bxb2 17. Rxc5 dxe4 18. Rxc8 Qxc8 19. Qd5 Bg7 20. Qxe4 Rd8 21.
Rc1 Qxc1+ {0-1 (21) Becker,R (2073)-Dannenberg,A (1846) Bockenem 2003}) ({RR} 
7... O-O 8. Bd3 Ne8 9. c5 f5 10. Qc2 h6 11. Ne2 Nef6 12. Nf4 Nb8 13. Ne5 g5 14.
Nfg6 Re8 15. h4 g4 16. f3 h5 17. Qd2 Kg7 18. e4 Nbd7 19. Nxe7 Rxe7 20. Qg5+ Kf8
21. Ng6+ Ke8 22. Nxe7 {Singh,D (1495)-Hoang,V (1770) Taipa 2014 1-0 (42)}) 8.
Bd3 Bb7 9. Qe2 c5 10. cxd5 exd5 11. O-O O-O 12. Rac1 Re8 13. Rfd1 Bf8 14. Ba6
Qc8 15. Bxb7 Qxb7 16. dxc5 bxc5 17. Qd2 Nb6 18. a4 Rad8 19. a5 Na8 20. Qc2 Nc7
21. Na4 Ne4 22. Ne5 Ne6 23. f3 Nf6 24. Nd3 Rb8 25. Be5 Rbc8 26. Bxf6 gxf6 27.
Nf2 c4 28. Ng4 Bg7 29. Rb1 cxb3 30. Qxb3 Qxb3 31. Rxb3 Rc4 32. Nb2 Rc2 33. Nd3
h5 34. Ngf2 Bf8 35. Nb4 Bxb4 36. Rxb4 Re2 37. e4 d4 38. Nd3 Ra2 39. Rb2 Rxa5
40. Rbd2 Rc8 41. Nb4 Rc4 42. Nd5 Kg7 43. Ne7 Kh7 44. Nf5 Raa4 45. Kf1 Rcb4 46.
g3 a5 47. Ke2 Rc4 48. h4 Rab4 49. Nd6 Rc3 50. Nf5 Rcc4 51. Nd6 Rc6 52. Nf5 a4
53. Nxd4 a3 54. Nxe6 fxe6 55. Rd3 Rb2+ 56. R3d2 Rxd2+ 57. Kxd2 Rd6+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.7"]
[White "Da Silva, Lucas Pereira Mende"]
[Black "Guedes, Washington Luis"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1974"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 d6 5. d4 a6 ({RR} 5... a5 6. a3 O-O 7. c4
c6 8. Nc3 Bg4 9. Be2 Re8 10. O-O Qc7 11. h3 Bf5 12. Bd3 Bxd3 13. Qxd3 e5 14.
Qc2 Qe7 15. b4 Nbd7 16. Qb3 Nh5 17. dxe5 Nxe5 18. Nxe5 Bxe5 19. Ne2 Nf6 20. Nd4
{Gamzardia,G (2183)-Sanikidze,T (2569) Tbilisi 2010 0-1 (77)}) ({RR} 5... c6 6.
Nbd2 Nbd7 7. Bd3 b5 8. a3 d5 9. b4 Nb6 10. O-O Qc7 11. Ne5 O-O 12. f4 Nc4 13.
Nexc4 bxc4 14. Be2 a5 15. c3 Bf5 16. Nf3 Ne4 17. Nd2 Nd6 18. Bg4 Bxg4 19. Qxg4
f5 20. Qe2 {Chukwuemeka-Ehirim,C (1871)-Namaganda,C (1581) Batumi GEO 2018 0-1
(52)}) 6. Bd3 $146 ({RR} 6. Be2 b5 7. O-O O-O 8. Nbd2 Bb7 9. c4 c6 10. Rc1 Nbd7
11. e4 Qb8 12. Re1 e5 13. Qc2 b4 14. dxe5 dxe5 15. c5 Ne8 16. Ng5 h6 17. Nxf7
Kxf7 18. Qc4+ Ke7 19. Bg4 Nc7 20. Nf3 a5 {Pena,A (2304)-Ferrari,C (1850)
Montevideo 2012 0-1 (33)}) 6... Nc6 7. a3 O-O 8. Nbd2 Re8 9. O-O e5 10. dxe5
dxe5 11. Ne4 Bf5 12. Nxf6+ Qxf6 13. e4 Bg4 14. Be2 Rad8 15. Qe1 Qf4 16. h3 Bxf3
17. Bxf3 Nd4 18. Bd1 Qh4 19. f3 Qg5 20. Bc1 Qe7 21. Be3 f5 22. c3 fxe4 23. fxe4
Ne6 24. b4 Rd3 25. Bc2 Rd7 26. Rd1 Rxd1 27. Qxd1 Nf4 28. Kh2 c6 29. g3 Nh5 30.
Bb3+ Kh8 31. Rf7 Rd8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.8"]
[White "Terao, Juliana Sayumi"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2198"]
[BlackElo "2410"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nbd7 5. Bd3 g6 6. O-O Bg7 7. Re1 ({RR} 7.
Bc2 O-O 8. d4 e5 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Bg5 Qb6 12. b3 Qc6 13. Bxf6
Qxf6 14. c4 Qg5 15. Qc1 Qh4 16. Nc3 f5 17. Qd2 Be6 18. Qe2 Rad8 19. Nd5 Rd7 20.
Rad1 f4 21. f3 Qd8 {Radeva,V (2192)-Osmanodja,F (2292) Antalya TUR 2019 1/2-1/
2 (49)}) 7... O-O 8. Bc2 e5 9. d4 Nh5 $146 ({RR} 9... a6 10. a4 b6 11. Bg5 Bb7
12. dxc5 Nxc5 13. Na3 Qc7 14. Bxf6 Bxf6 15. Nc4 Rad8 16. Ne3 Ne6 17. Bb3 Nf4
18. Nd5 Bxd5 19. Bxd5 Qc5 20. c4 Rd7 21. Qd2 a5 22. Ra3 Rb8 23. Rc1 Rc7 24.
Rcc3 {Homer,S (2190)-Ubilava,E (2533) Sunningdale 2011 0-1}) ({RR} 9... Re8 10.
Nbd2 exd4 11. cxd4 cxd4 12. Nxd4 d5 13. exd5 Rxe1+ 14. Qxe1 Nxd5 15. N2f3 N7f6
16. Bg5 b6 17. Bb3 Bb7 18. Rd1 h6 19. Bh4 Qf8 20. Qf1 Rc8 21. Bg3 Qc5 22. Qd3
Nh5 23. Be5 Ndf4 24. Qb5 {Ujhazi,I (2310)-Bulajic,R (2270) Vrnjacka Banja 1996
0-1}) ({RR} 9... Re8 10. dxc5 dxc5 11. Na3 Qe7 12. Nc4 Bf8 13. Bg5 h6 14. Bh4
b5 15. Ne3 Bb7 16. Nd5 Bxd5 17. exd5 Qd6 18. a4 b4 19. c4 a5 20. g4 Qc7 21. Nd2
Bd6 22. Ne4 Nxe4 23. Bxe4 Ra6 24. Qc2 {Slipak,S (2452)-Perez Ponsa,F (2390)
Buenos Aires 2010 1-0 (70)}) 10. dxe5 Nxe5 11. Na3 Nxf3+ 12. Qxf3 Be6 13. Rd1
Qb6 14. Qd3 Rfd8 15. Nc4 Qa6 16. Ne3 Qxd3 17. Bxd3 Nf6 18. c4 Nd7 19. Rb1 Ne5
20. b3 a5 21. a4 Re8 22. Bf1 Rad8 23. Bb2 f5 24. exf5 Bxf5 25. Nxf5 gxf5 26.
Bd3 Rf8 27. f4 Nc6 28. Re1 Bxb2 29. Rxb2 Nd4 30. Re7 Rf7 31. Rxf7 Kxf7 32. g4
h5 33. g5 h4 34. Kf2 Re8 35. Rb1 Re7 36. Rb2 Kg6 37. Rb1 Kf7 38. Rb2 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.9"]
[White "Vargas, Goncalo Cintra"]
[Black "Perdomo, Leandro"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "2041"]
[BlackElo "2382"]
[PlyCount "61"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 O-O 5. g3 d6 6. Bg2 e5 7. d3 c5 8. O-O Nc6
9. Nc3 Ne8 10. Qd2 ({RR} 10. Nd2 Nc7 11. a3 a5 12. e3 Rb8 13. Nd5 b5 14. Qc2
Be6 15. Rae1 f5 16. f4 bxc4 17. dxc4 e4 18. Bxg7 Kxg7 19. Nc3 Ne8 20. g4 h6 21.
gxf5 gxf5 22. Ndxe4 fxe4 23. Nxe4 Ne7 24. Rd1 Qc7 {Artemiev,V (2709)-Carlsen,M
(2835) St Petersburg RUS 2018 1/2-1/2 (70)}) 10... Nc7 11. Rad1 ({RR} 11. e3 h6
12. Rfd1 Bg4 13. h3 Be6 14. Na4 Qd7 15. Kh2 f5 16. Rac1 b6 17. d4 e4 18. Ne1
cxd4 19. exd4 d5 20. Ba1 g5 21. Nc2 f4 22. cxd5 Bxd5 23. Nc3 f3 24. Bf1 Ne6 25.
Nxd5 Qxd5 {Ianov,V (2279)-Loy,K (2268) chess.com INT 2021 1-0 (40)}) 11... a6
$146 ({RR} 11... Rb8 12. Qc1 h6 13. e3 f5 14. Ne2 Kh7 15. Ne1 Qe7 16. Nc2 Bd7
17. Rfe1 b5 18. Qa1 Qf7 19. f4 Rfe8 20. Nc3 exf4 21. gxf4 Ne7 22. cxb5 Nxb5 23.
Nxb5 Bxb5 24. Na3 Bxb2 25. Qxb2 Nd5 26. Qd2 {Blatny,P (2485)-Stohl,I (2560)
Brno 1994 1-0 (51)}) 12. e3 f5 13. Na4 Ne6 14. Nc3 Bd7 15. Nd5 b5 16. Ne1 g5
17. f4 g4 18. Bc3 b4 19. Ba1 a5 20. Nc2 a4 21. Rb1 axb3 22. axb3 Ra2 23. Rb2
Ra7 24. Rbb1 Be8 25. Rf2 Ra2 26. Rbf1 Nc7 27. fxe5 dxe5 28. Qd1 Nxd5 29. Bxd5+
Kh8 30. e4 Qg5 31. exf5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.10"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Santos, Marcus Vinicius Mor"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2033"]
[BlackElo "2331"]
[PlyCount "89"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 d6 6. O-O Nc6 7. h3 Nd7 8. c4
e5 9. Bh2 f5 10. Nc3 g5 ({RR} 10... e4 11. Nd2 Nf6 12. Rc1 Ne7 13. b4 c6 14. a4
Be6 15. a5 d5 16. a6 b6 17. b5 Rc8 18. bxc6 Nxc6 19. Nb5 Qd7 20. Nd6 Rcd8 21.
Nb7 Rc8 22. c5 bxc5 23. Rxc5 g5 24. Bb5 f4 25. exf4 {Grachev,B (2654)-Karjakin,
S (2760) Moscow 2010 1-0 (37)}) 11. Rc1 $146 ({RR} 11. d5 Ncb8 12. Nd2 Nf6 13.
c5 Rf7 14. Nc4 Bf8 15. f3 h5 16. Qc2 Na6 17. cxd6 cxd6 18. a3 h4 19. e4 Nh5 20.
exf5 Nc5 21. Ne4 Bxf5 22. b4 Nd7 23. Qd2 Nf4 24. Kh1 Nb6 25. Ne3 Bg6 {
Poluektov,Y (2346)-Martiyan,A (2157) Alushta 2008 1-0 (46)}) ({RR} 11. dxe5
dxe5 12. Qd5+ Kh8 13. Rad1 g4 14. hxg4 fxg4 15. Nd2 Qe8 16. Nde4 Nb6 17. Qd2
Bf5 18. Ng3 Be6 19. Nd5 Rd8 20. Qc1 Qf7 21. b3 h5 22. Ne4 Bf5 23. Nc5 h4 24.
Nxb7 Rde8 25. Nc5 Bh6 {Budisavljevic,L (2511)-Sadhwani,R (2609) Riga LAT 2021
0-1 (31)}) ({RR} 11. dxe5 Ndxe5 12. Nxe5 Nxe5 13. Qd5+ Nf7 14. Rac1 c6 15. Qd2
Qf6 16. Rfd1 Be6 17. b3 Rad8 18. Bh5 Ne5 19. f4 gxf4 20. exf4 Ng6 21. Bg3 a6
22. Bf2 b5 23. cxb5 axb5 24. Bf3 Ne7 25. Qe1 Qf7 {Delega,T (2025)-Barski,R 
(2333) Poland 2016 0-1 (73)}) ({RR} 11. dxe5 Ndxe5 12. c5 dxc5 13. Qxd8 Rxd8
14. Nxg5 Rd2 15. Rab1 h6 16. Nf3 Nxf3+ 17. Bxf3 Ne5 18. Bxe5 Bxe5 19. Rfd1
Rxd1+ 20. Rxd1 c6 21. Rd8+ Kg7 22. Re8 Bd6 23. Ne2 Rb8 24. Nf4 c4 25. Nh5+ Kf7
{Prie,E (2499)-Nijboer,F (2566) Belgium 2010 0-1 (36)}) 11... g4 12. hxg4 fxg4
13. Ne1 exd4 14. exd4 Nxd4 15. Bxg4 Ne5 16. Bxc8 Rxc8 17. Nd5 c6 18. Ne3 Qh4
19. Bg3 Qe4 20. Rc3 Rf7 21. f3 Qg6 22. Bh2 Rcf8 23. Qxd4 Nxf3+ 24. Nxf3 Bxd4
25. Nxd4 Rxf1+ 26. Nxf1 Qb1 27. Nf3 Qxb2 28. Rd3 Qb6+ 29. Ne3 Qb1+ 30. Rd1 Qxa2
31. Rd2 Qb3 32. Kf2 Re8 33. Bf4 a5 34. Rxd6 a4 35. Rd7 a3 36. Ng4 Qb2+ 37. Kg3
Re6 38. Ng5 Qc3+ 39. Kh2 Qxc4 40. Nxe6 Qxe6 41. Nh6+ Kf8 42. Rxb7 a2 43. Ra7
Qf6 44. Ra8+ Ke7 45. Ng8+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.11"]
[White "Gemy, Jose Daniel"]
[Black "Cardoso, Maria Paula Da Silv"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "2329"]
[BlackElo "1780"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
Qc7 9. O-O-O Nbd7 10. g4 h6 11. Bxf6 Bxf6 12. h4 Nb6 13. g5 Bxd4 14. Rxd4 Qc5
15. Rd2 ({RR} 15. Qd3 hxg5 16. b4 Qc7 17. fxg5 Bd7 18. Rxd6 Nc8 19. Rd4 Nb6 20.
g6 fxg6 21. e5 ({RR} 21. Rd6 O-O-O 22. Bh3 e5 23. Bxd7+ Rxd7 24. Rxd7 Qxd7 25.
Rg1 Qc6 26. Nd5 Kb8 27. Qc3 Qxc3 28. Nxc3 Rxh4 29. Rxg6 Nc4 30. Rxg7 Rh1+ 31.
Nd1 Re1 32. Rd7 Rxe4 33. Nc3 Rh4 34. a4 Nb6 35. Re7 Rh1+) 21... O-O-O 22. Bh3
Qxe5 23. Rd1 Rxh4 24. Na4 Qxd4 25. Qxd4 Rxd4 26. Nxb6+ Kc7 27. Rxd4 Kxb6 28.
Bxe6 Kc7 29. Rc4+ Kd6 {Federzoni,E (2170)-Garmendia Vega,G (1937)
Florianopolis 2024 1-0 (35)}) 15... Bd7 16. g6 ({RR} 16. Be2 Rc8 17. gxh6 Rxh6
18. h5 Na4 19. Nxa4 Bxa4 20. c3 Bc6 21. Rhd1 Ba4 22. b3 Bb5 23. c4 Bc6 24. Kb2
Rd8 25. Qg3 Bxe4 26. Rd4 Qf5 27. Qxg7 Rh7 28. Qg1 Qf6 29. Qg5 Qxg5 30. fxg5 d5
{Brkic,A (2621)-Van Foreest,J (2691) Riga LAT 2021 1-0 (39)}) 16... f6 $146 ({
RR} 16... O-O 17. gxf7+ Rxf7 18. Qg3 Raf8 19. f5 exf5 20. Qxd6 Qxd6 21. Rxd6
Bc6 22. Bh3 Kh8 23. Bxf5 Rxf5 24. exf5 Bxh1 25. Rxb6 Rxf5 26. b3 Rf4 27. Ne2
Rxh4 28. Ng3 Bc6 29. Nf5 Re4 30. Nd6 Re7 31. Rb4 {Martins,C (2231)-Magallanes,
R (2036) chess.com INT 2021 1-0 (73)}) ({RR} 16... fxg6 17. Qg3 O-O-O 18. Bd3
g5 19. h5 gxf4 20. Qxf4 Bc6 21. Rg2 Rd7 22. Rf1 Qe5 23. Qg4 Kb8 24. Kb1 Re7 25.
a3 Nd7 26. Qh4 Nf6 27. Rh2 Rhe8 28. Rg1 d5 29. exd5 exd5 30. Rd2 d4 31. Ne2 {
Karttunen,M (2485)-Rudzinska,M (2222) chess.com INT 2021 1-0 (38)}) ({RR} 16...
O-O 17. Qd3 d5 18. Bh3 Nc4 19. Rg2 d4 20. Ne2 Ne3 21. Rg3 Bb5 22. c4 Rad8 23.
gxf7+ Kxf7 24. Nxd4 Rxd4 25. Qxe3 Qxc4+ 26. Kb1 Rc8 27. Qg1 g5 28. fxg5 Rd2 29.
Rf3+ Ke7 30. Rb3 Rcd8 31. Rc3 {Szalay-Ocsak,B (2055)-Cholleti,S (2235)
Budapest HUN 2021 0-1 (33)}) 17. Be2 Na4 18. Rhd1 Rc8 19. Rxd6 Nxc3 20. Qxc3
Qxc3 21. bxc3 Rc7 22. Bc4 Ke7 23. Bb3 Ra8 24. a4 b5 25. a5 Raa7 26. Rb6 Rxc3
27. Rdd6 Rac7 28. Kb2 R3c6 29. e5 fxe5 30. fxe5 Rc5 31. Bxe6 Rxc2+ 32. Kb3
R2c3+ 33. Kb4 Bc8 34. Bb3 Re3 35. Rdc6 Rxc6 36. Rxc6 Bd7 37. Rxa6 Rxe5 38. Rb6
Re4+ 39. Kc5 Re3 40. Bd5 Ra3 41. a6 Ra1 42. Bc6 Rc1+ 43. Kxb5 Rb1+ 44. Kc5 Rc1+
45. Kd5 Rd1+ 46. Ke5 Rd6 47. a7 Re6+ 48. Kd5 Rd6+ 49. Kc5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.12"]
[White "Melian, Juan Sebastian"]
[Black "Cruz, Natan Gomes"]
[Result "1/2-1/2"]
[ECO "E03"]
[WhiteElo "2238"]
[BlackElo "1888"]
[PlyCount "40"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nbd7 6. Qa4 a6 7. Qxc4 b5 8. Qc2
Bb7 9. O-O Be7 ({RR} 9... Rc8 10. Rd1 c5 11. dxc5 Bxc5 12. Qd3 Be4 13. Qb3 Bc2
{0-1 (13) Cabrilo,G (2547)-Perunovic,M (2696) Belgrade 2014}) ({RR} 9... Rc8
10. Bg5 c5 11. dxc5 Bxc5 12. Qb3 O-O 13. Nc3 Qb6 14. Rad1 h6 15. Bxf6 Nxf6 16.
Ne5 Rfd8 17. Bxb7 Qxb7 18. Rxd8+ Rxd8 19. Rd1 Rxd1+ 20. Qxd1 Qc7 21. Nf3 g6 22.
Qd3 h5 23. Ne4 Nxe4 24. Qxe4 {Krivonosov,O (2362)-Nilsen,T (2271) chess.com
INT 2021 1/2-1/2 (65)}) 10. Bg5 $146 ({RR} 10. a3 c5 11. dxc5 Bxc5 12. b4 Be7
13. Bb2 O-O 14. Nbd2 Rc8 15. Qd3 Qc7 16. Rac1 Qb8 17. Rxc8 Rxc8 18. Ng5 Bxg2
19. Kxg2 Qb7+ 20. f3 Qd5 21. Nge4 Qxd3 22. exd3 Rc2 23. Bxf6 gxf6 24. Rf2 f5 {
Wittoch,H-Herzel,A Mecklenburg VP 1994 1/2-1/2 (51)}) ({RR} 10. Nbd2 c5 11.
dxc5 Nxc5 12. b4 Ncd7 13. a3 O-O 14. Bb2 a5 15. Qd3 axb4 16. axb4 Bxb4 17. Qxb5
Bxd2 18. Qxb7 Rb8 19. Bxf6 Nxf6 20. Qc6 Rc8 21. Qb5 Bc3 22. Rac1 Qd5 23. Qa4
Qa5 24. Qb3 Qb4 {Glavina,P (2405)-Cadarso,J La Coruna 1993 1/2-1/2 (49)}) ({RR
} 10. Rd1 O-O 11. Ne5 Bxg2 12. Kxg2 Nxe5 13. dxe5 {1/2-1/2 (13) Bogdanov,E 
(2217)-Inkiov,V (2471) Rosny sous Bois 2003}) 10... h6 11. Bd2 Rc8 12. Ba5 Nb6
13. Rd1 Nc4 14. Qc1 O-O 15. b3 Nd6 16. Nbd2 Bd5 17. Qb1 Nfe4 18. Nxe4 Nxe4 19.
Be1 Nf6 20. Qb2 Qd6 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.13"]
[White "Silva, Kaua Marques"]
[Black "Cunha, Lucas Aguiar"]
[Result "0-1"]
[ECO "B63"]
[WhiteElo "2142"]
[BlackElo "2230"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 h6 8.
Bxf6 gxf6 9. O-O-O a6 10. f4 h5 11. Kb1 ({RR} 11. f5 Bh6 12. Qxh6 Rxh6 13. Nde2
Ne5 14. Ng3 Qb6 15. Na4 Qc6 16. Nc3 b5 17. Nce2 Ke7 18. Nf4 h4 19. Nge2 Qxe4
20. Rd4 Qe3+ 21. Kb1 Bb7 22. Rd3 Nxd3 23. Nxd3 Rc8 24. Nc3 b4 25. Nd1 Qd2 {
Manzano Gomez,V-Viveros,E (1631) Cali 2016 0-1 (33)}) 11... Qb6 12. Nxc6 $146 (
{RR} 12. Nb3 Be7 13. g3 Bd7 14. a3 O-O-O 15. Na4 Qa7 16. c4 Kb8 17. Bg2 h4 18.
gxh4 Ne5 19. Qb4 Bxa4 20. Qxa4 Qf2 21. fxe5 Qxg2 22. exd6 Qxe4+ 23. Ka2 Rxd6
24. Rxd6 Bxd6 25. Rd1 Be5 26. Nc5 Qc6 {Carnic,D (2195)-Mihajlovic,M (2259)
Belgrade 2006 0-1 (37)}) ({RR} 12. Nb3 Bd7 13. Be2 O-O-O 14. Rhf1 h4 15. Rf3
Kb8 16. Bf1 Bc8 17. a3 Be7 18. Na4 Qa7 19. Na5 Nxa5 20. Qxa5 b5 21. Rb3 Bb7 22.
Nc3 d5 23. exd5 Bc5 24. dxe6 Bb6 25. Rxd8+ Rxd8 26. Qb4 Bc5 {Kononenko,D (2563)
-Dreev,A (2662) Ohrid 2009 1/2-1/2}) ({RR} 12. Nb3 Bd7 13. Na4 Qc7 14. Qf2 b5
15. Nb6 Rd8 16. f5 Be7 17. Be2 Ne5 18. Nxd7 Rxd7 19. Nd4 Qc5 20. fxe6 fxe6 21.
Qh4 f5 22. Bxh5+ Kd8 23. Nxe6+ Kc8 24. Nxc5 Bxh4 25. Nxd7 Kxd7 26. Bf3 f4 {
Temino Cerezo,M-Bou Part,J Lloret del Mar 1997 1-0 (37)}) 12... bxc6 13. Bc4
Rb8 14. Bb3 Be7 15. Qd3 Kf8 16. Rhf1 a5 17. Na4 Qc7 18. f5 e5 19. Rf3 Rh7 20.
Rh3 d5 21. Qf3 dxe4 22. Qxe4 Rb4 23. c4 c5 24. Nc3 Qb7 25. Qxb7 Bxb7 26. g4 Bc6
27. Rxh5 Rxh5 28. gxh5 a4 29. Rg1 axb3 30. h6 Bd7 31. axb3 Bxf5+ 32. Ka2 Rb8
33. h4 Ra8+ 34. Na4 Bd6 35. Rf1 Bd3 36. Rxf6 Ke7 37. Rf2 f5 38. Rg2 f4 39. h7
Kf7 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.14"]
[White "Damasio, Fabio Ferreira"]
[Black "Passos, Marco Aurelio Novae"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "1296"]
[BlackElo "1671"]
[PlyCount "48"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. exf5 e4 5. Qe2 ({RR} 5. Ng1 Nf6 6. g4 Nd4 7.
Be2 h5 8. g5 Ng4 9. h3 Ne5 10. f6 d5 11. f4 exf3 12. Nxf3 Nexf3+ 13. Bxf3 Qd6
14. f7+ Kd8 15. Kf2 h4 16. Rg1 Bxh3 17. Ke3 Qe5+ {0-1 (17) Hofmann,J (2185)
-Pirrot,D (2435) Bad Woerishofen 2002}) ({RR} 5. Ng1 Nf6 6. d3 a6 7. Ba4 b5 8.
Bb3 Bb4+ 9. c3 Bc5 10. d4 Ba7 11. Bg5 d5 12. g4 h6 13. Bh4 Na5 14. Bxf6 gxf6
15. Ne2 Nxb3 16. axb3 c6 17. Nf4 Bb6 18. Ng6 Rh7 19. Nd2 Kf7 {Guillen,P-Allays,
C (1319) Europe-Echecs INT 2022 1-0 (42)}) 5... Qe7 6. Bxc6 dxc6 $146 ({RR} 
6... bxc6 7. Ng1 d5 8. Qh5+ Qf7 9. Qxf7+ Kxf7 10. f3 Bxf5 11. fxe4 Bxe4 12. Nf3
Bxf3 13. gxf3 Re8+ 14. Kd1 Bd6 15. d4 Ne7 16. Be3 Nf5 17. Bf2 Bf4 18. h3 Ne3+
19. Bxe3 Rxe3 20. Rf1 Rhe8 21. Nc3 {Zarecky,F-Pokorny,A Pilsen 1911 0-1}) ({RR
} 6... exf3 7. Bxf3 Qxe2+ 8. Bxe2 d5 9. Nc3 Nf6 10. g4 c6 11. d3 Bb4 12. Bd2
Bd7 13. a3 Ba5 14. O-O-O O-O-O 15. Rde1 Bb6 16. Rhf1 Bc7 17. h3 g6 18. fxg6
hxg6 19. Rh1 Bb6 20. f4 Rde8 21. g5 {Czaplewska,K (1586)-Filipek,J Ustron 2011
1-0 (54)}) ({RR} 6... exf3 7. Qxe7+ Bxe7 8. Bxf3 Nf6 9. h3 O-O 10. Nc3 d6 11.
g4 Re8 12. O-O c6 13. Re1 d5 14. d4 Bd7 15. Bf4 Bb4 16. Be5 Ne4 17. Bxe4 dxe4
18. Rxe4 c5 19. dxc5 Bxc5 20. Ree1 Bc6 21. Bg3 {Ganiev,R (1629)-Sultanov,I Ufa
2012 1-0 (39)}) 7. Ng1 Bxf5 8. Nc3 Nf6 9. h3 O-O-O 10. Nd1 Nd5 11. g3 Qc5 12.
c3 Kb8 13. Ne3 Bg6 14. h4 h5 15. Nh3 Bd6 16. O-O Nxe3 17. Qxe3 Qf5 18. Kg2 Be5
19. b3 Rd3 20. Qg5 Qf3+ 21. Kg1 Bf5 22. Kh2 Qe2 23. Ba3 Rxg3 24. Qxf5 Rg5+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.15"]
[White "Alves, Josue Flor De Souza"]
[Black "Leon Lopes, Sergio Amadeus"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "1551"]
[BlackElo "1858"]
[PlyCount "92"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Estremera,S/Mellado,J} Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6.
Nbxd2 d5 7. Bg2 O-O 8. O-O Bb7 9. cxd5 ({RR} 9. Ne5 Qe7 ({RR} 9... Nbd7 10. Nd3
c5) 10. Rc1 Rd8 11. Qa4 Na6 12. c5 bxc5 13. dxc5 c6 ({RR} 13... Nxc5 14. Qb4
Qd6 15. Rxc5) 14. Nb3 Qc7 15. f4 Nb8 16. Qa5 Rc8 17. Rfd1 Nbd7 18. Nxd7 Qxd7
19. e4 Qe7 20. e5 Nd7 21. Nd4 Kh8 22. Re1 g5 23. f5 g4 {Kasimdzhanov,R (2687)
-Anand,V (2817) Tashkent 2011 CBM 141 Extra [Estremera,S/Mellado,J] 0-1 (53)})
9... exd5 10. Ne5 ({RR} 10. Rc1 Nbd7 11. Nh4 Re8 12. e3 c5 13. Nf5 cxd4 14.
exd4 Nf8 15. Nf3 Ng6 16. Re1 Qd7 17. Ne3 Ne4 18. h4 Rac8 19. h5 Nf8 20. Ne5 Qb5
21. h6 g6 22. Rxc8 Rxc8 23. Nxd5 Bxd5 24. Bxe4 Bxe4 {Bayo Milagro,A (2233)
-Fabris,A (2230) chess.com INT 2021 1-0 (31)}) 10... Nfd7 $146 ({RR} 10... Nbd7
11. Nd3 c5 12. Nf4 c4 13. Nxc4 g5 14. Nh3 Ne4 15. Nd2 f5 16. Nxe4 dxe4 17. Qb3+
Kg7 18. Rac1 h6 19. e3 Nf6 20. Kh1 Nd5 21. Ng1 a5 22. a3 Qd7 23. Ne2 Ba6 24.
Rfe1 a4 25. Qc2 {Demianjuk,A (2324)-Tsilidis,A (2259) Vladivostok 2012 1-0 (63)
}) ({RR} 10... Na6 11. Rc1 c5 12. e3 Qe7 13. Qa4 Rfc8 14. a3 Rc7 15. Rc3 {
1/2-1/2 (15) Dizdarevic,E (2490)-Kurajica,B (2542) Solin/Split 2001}) ({RR} 
10... Nbd7 11. Ndc4 Nxe5 12. dxe5 Ne4 13. Qc2 Qe7 14. Rac1 Nc5 15. Na5 Qxe5 16.
Nxb7 Nxb7 17. Qxc7 Nd6 18. Qc6 Ne4 19. Qc2 Rad8 20. e3 Rfe8 21. Rfd1 h5 22. Rd4
Rc8 23. Qxc8 Rxc8 24. Rxc8+ Kh7 25. Bxe4+ {Jedlicka,A (2190)-Chalupecky,V
Klatovy 1995 1/2-1/2 (77)}) 11. Ndf3 Re8 12. Rc1 f6 13. Nd3 a5 14. e3 Na6 15.
Nh4 g6 16. Nf4 Nf8 17. Nf3 Qd6 18. h4 Ne6 19. Nxe6 Qxe6 20. Qb3 Rad8 21. Rfd1
Kg7 22. Ne1 Qd6 23. Nd3 Bc8 24. Nf4 Be6 25. Bf1 Nb8 26. Qc3 c6 27. a3 a4 28.
Qc2 b5 29. Bd3 f5 30. Nh3 Rc8 31. Ng5 Nd7 32. Qd2 Nb6 33. Qc2 Nc4 34. Nf3 Ra8
35. Kg2 Bd7 36. Rh1 h5 37. Ng5 Re7 38. Nf3 Rc8 39. Bxc4 dxc4 40. Ne5 Be6 41.
Rhd1 Kh7 42. Kh2 Bd5 43. Qd2 Qf6 44. f4 Qe6 45. Qb4 Be4 46. Qc5 Qd5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.16"]
[White "Jorge, Denrick Cabral Jose"]
[Black "Blanco, Gustavo Jose Bachur"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1874"]
[BlackElo "1491"]
[PlyCount "98"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Be3 d6 6. Qd2 Nf6 7. Bh6 O-O ({RR} 
7... Bxh6 8. Qxh6 Qb6 9. O-O-O Be6 10. Bh3 Nd4 11. Bxe6 fxe6 12. Qd2 Qa5 13.
Kb1 b5 14. Nce2 Qxd2 15. Rxd2 Nc6 16. f4 a5 17. Nf3 Kd7 18. e5 Nd5 19. c4 Nc7
20. exd6 exd6 21. cxb5 Nxb5 22. d4 {Vidovic,S (2312)-Dreev,A (2668) Sibenik
2009 0-1 (40)}) 8. h4 d5 $146 ({RR} 8... Nd4 9. Bxg7 Kxg7 10. Bg2 Rb8 11. Nf3
b5 12. a3 a5 13. Ne2 e5 14. Nfxd4 cxd4 15. O-O Ng4 16. c3 dxc3 17. Nxc3 f5 18.
f3 Nf6 19. Kh2 Nh5 20. exf5 gxf5 21. Qg5+ Qxg5 22. hxg5 f4 23. Ne2 {Tronenkovs,
V-Fernandez,D St Lorenzo 1995 0-1 (40)}) ({RR} 8... Ng4 9. Bxg7 Kxg7 10. Bg2 h5
11. Nge2 Qb6 12. Rb1 c4 13. O-O cxd3 14. cxd3 Be6 15. d4 Bd7 16. Nd5 Qa6 17.
Nc7 Qxa2 18. Nxa8 Rxa8 19. f3 Nf6 20. Qc3 Qa6 21. Nf4 Qb6 22. Kh2 Nxd4 23. Rfd1
{Novikova,M (2015)-Hosova,S (1578) chess.com INT 2021 1-0 (44)}) ({RR} 8... Nd4
9. Bxg7 Kxg7 10. Nd1 Bg4 11. Bg2 e5 12. c3 Nc6 13. Ne3 Be6 14. c4 Ng4 15. Nxg4
Bxg4 16. f3 Be6 17. h5 Qa5 18. Qxa5 Nxa5 19. O-O-O b5 20. b3 Nc6 21. Ne2 b4 22.
hxg6 hxg6 23. Bh3 {Ganizhev,M-Akunka,D (2010) Dagomys 2009 1/2-1/2 (43)}) ({RR
} 8... Bxh6 9. Qxh6 Nd4 10. O-O-O b5 11. Bg2 b4 12. Nd5 Ng4 13. Qd2 e6 14. Ne3
Nxe3 15. Qxe3 Qa5 16. Nf3 Nxf3 17. Qxf3 e5 18. h5 Qxa2 19. b3 Qa1+ 20. Kd2 Qc3+
21. Ke3 f5 22. hxg6 hxg6 23. Rh6 {Meglitsch,K (1964)-Boehmer,E (2171) Graz
2008 1/2-1/2 (31)}) 9. Bxg7 Kxg7 10. h5 Nxh5 11. Be2 d4 12. Nd5 e6 13. g4 exd5
14. gxh5 Qa5 15. Qxa5 Nxa5 16. exd5 b6 17. c4 dxc3 18. bxc3 Bf5 19. Kd2 Rad8
20. c4 Nb7 21. Bf3 Nd6 22. Ne2 f6 23. Nf4 Rfe8 24. Rae1 g5 25. h6+ Kf8 26. Nh5
Kf7 27. Ng7 Rxe1 28. Rxe1 Kg6 29. Nxf5 Kxf5 30. Bh5 g4 31. Re7 Kg5 32. Bf7 Nxf7
33. Rxf7 Kxh6 34. Rxf6+ Kg7 35. Re6 Rf8 36. Re7+ Kg6 37. Ke2 a6 38. Re6+ Rf6
39. Rxf6+ Kxf6 40. a4 h5 41. Kf1 h4 42. Kg2 Ke5 43. Kh2 b5 44. cxb5 axb5 45. a5
Kxd5 46. a6 Kc6 47. Kg2 b4 48. f4 gxf3+ 49. Kxf3 b3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.17"]
[White "Yokomizo, Wilton"]
[Black "Jenidarchiche, Douglas Rodrigo"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1395"]
[BlackElo "1845"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. f4 g6 2. Nf3 d5 3. g3 Bg7 4. Bg2 Nc6 5. c3 ({RR} 5. O-O Nh6 6. d4 Nf5 7. c3
h5 8. Ne5 h4 9. g4 h3 10. Bh1 Nd6 11. Bxd5 e6 12. Bf3 Ne7 13. e4 f6 14. Nd3 f5
15. Nd2 c6 16. Re1 b6 17. gxf5 gxf5 18. exf5 Ndxf5 19. Ne4 Nh4 {Chigaev,M 
(2496)-Yudin,S (2524) Sochi 2015 1-0 (37)}) ({RR} 5. O-O Bg4 6. Nc3 d4 7. Ne4
Nf6 8. Nc5 Nd7 9. Nd3 O-O 10. c3 e5 11. fxe5 Bxf3 12. Bxf3 Ndxe5 13. Nxe5 Nxe5
14. Bxb7 Rb8 15. Bg2 d3 16. e3 h5 17. Qa4 c5 18. b3 c4 19. Ba3 Re8 {Rendle,T 
(2365)-Pert,R (2416) lichess.org INT 2021 1-0 (39)}) 5... Bg4 6. O-O Qd7 7. Na3
$146 ({RR} 7. b4 a6 8. Qa4 b5 9. Qb3 Nh6 10. d4 Bxf3 11. Bxf3 Nxd4 12. Qd1
Nxf3+ 13. Rxf3 O-O 14. Rd3 c6 15. e4 Rad8 16. Be3 Qc7 17. e5 f6 18. a4 Ra8 19.
e6 Nf5 20. Bc5 Nd6 21. Nd2 f5 {Praxmarer,C (1995)-Ljubic,J (2226) Austria 2014
0-1 (46)}) 7... h5 8. d4 Nf6 9. Qd3 Ne4 10. Ne5 Nxe5 11. fxe5 Bf5 12. Qf3 O-O-O
13. Nc2 Bh6 14. Ne3 Bxe3+ 15. Qxe3 Rh7 16. c4 c6 17. cxd5 cxd5 18. Bd2 h4 19.
Bxe4 Bxe4 20. Qc3+ Kb8 21. e6 Qxe6 22. Bf4+ Ka8 23. Rac1 Qh3 24. Rf2 g5 25. Qc7
Rhh8 26. Rc3 gxf4 27. Rb3 Qd7 28. Qxf4 hxg3 29. Rxg3 Rdg8 30. Rxg8+ Rxg8+ 31.
Kf1 Qa4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.18"]
[White "Hirota Da Silva, Nilton"]
[Black "Bianchini, Marlon"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1827"]
[BlackElo "1255"]
[PlyCount "61"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. b3 e6 3. Nf3 Nc6 4. Bb2 d5 5. exd5 exd5 6. Bb5 Nf6 7. O-O Be7 8.
Ne5 Qc7 9. Re1 Be6 ({RR} 9... O-O 10. Bxc6 bxc6 11. d3 Bd6 12. Nd2 Re8 13. Ndf3
h6 14. h3 Bf5 15. Qd2 Re6 16. Re2 Rae8 17. Rae1 Bh7 18. Kf1 R8e7 19. Ng4 Nxg4
20. hxg4 Qd7 21. Be5 {1/2-1/2 (21) Cicak,S (2530)-Van Wely,L (2685) Kuppenheim
2005}) 10. Nxc6 bxc6 11. Be5 Qc8 $146 ({RR} 11... Bd6 12. Bxd6 Qxd6 13. Bf1 h5
14. Qf3 Ke7 15. Qg3 Qxg3 16. hxg3 g5 17. Nc3 Kd6 18. Ne2 Ne4 19. Rad1 g4 20. d3
Ng5 21. Kh2 Rag8 22. Nf4 Bf5 23. Be2 a5 24. a4 Nh7 25. Rh1 Nf6 26. Rde1 {
Liiva,R (2425)-Pyhala,A (2330) Finland 1996 1/2-1/2 (48)}) 12. Bf1 O-O 13. h3
Re8 14. Nc3 Nd7 15. Bg3 Bf6 16. Rb1 Bf5 17. Rxe8+ Qxe8 18. Ba6 Ne5 19. Na4 Qe7
20. Rc1 Bc8 21. Bf1 d4 22. f4 Nd7 23. Qf3 Bb7 24. Re1 Qd6 25. Bd3 Rd8 26. Nb2
Nb6 27. Nc4 Nxc4 28. Bxc4 Bc8 29. d3 Qd7 30. Qh5 Re8 31. Bxf7+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.19"]
[White "Van Riemsdijk, Dirk D."]
[Black "Leal, Alexandre Garcia"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1789"]
[BlackElo "1899"]
[PlyCount "91"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. f3
Bd7 9. Qd2 ({RR} 9. Nxc6 bxc6 10. Qd2 h5 11. h4 Qa5 12. a3 Rb8 13. Be2 Ng4 14.
fxg4 Rxb2 15. Qxb2 Bxc3+ 16. Bd2 Bxb2 17. Bxa5 Bxa1 18. gxh5 gxh5 19. Kd2 Bf6
20. Rb1 Bc8 21. g3 Be5 22. Bc3 Bxc3+ 23. Kxc3 Kd8 {Wang,A (1788)-Lee,E (1974)
Christchurch NZL 2022 1-0 (45)}) 9... a6 ({RR} 9... Nxd4 10. Bxd4 Bc6 11. O-O-O
Qa5 12. Kb1 O-O 13. h4 e5 14. Be3 Nh5 15. g4 Nf4 16. h5 h6 17. g5 gxh5 18. gxh6
Bxh6 19. Rxh5 Nxh5 20. Bxh6 f6 21. Bxf8 Rxf8 22. Qxd6 {1-0 (22) Krasenkow,M 
(2676)-Schulze,U (2333) Germany 2004}) 10. Rc1 O-O 11. Be2 Ne8 $146 ({RR} 11...
Nxd4 12. Bxd4 b5 13. O-O Qa5 14. b3 bxc4 15. Bxc4 Bb5 16. Nb1 Qxd2 17. Nxd2 Bh6
18. Rfd1 Nd7 19. Kf2 {1/2-1/2 (19) Marovic,D-Uhlmann,W Cienfuegos 1973}) 12.
O-O f5 13. exf5 gxf5 14. Nd5 Nxd4 15. Bxd4 Bxd4+ 16. Qxd4 e6 17. Nb6 Rb8 18.
Rfd1 Rf7 19. f4 Bc6 20. c5 Rg7 21. Bf1 d5 22. Re1 Nc7 23. b4 Qe8 24. Re5 Qg6
25. a4 h5 26. Rc3 h4 27. Ree3 Re8 28. Re5 Kh7 29. Rh3 Qg4 30. g3 Rh8 31. Re3
Kg8 32. Qf6 Qd1 33. Rxh4 Rxh4 34. Qxh4 Qd4 35. Qd8+ Kh7 36. Kf2 Qxb4 37. Qh4+
Kg8 38. g4 Qxc5 39. Qd8+ Kh7 40. Nc8 d4 41. Rh3+ Kg6 42. gxf5+ Qxf5 43. Bd3 Be4
44. Rg3+ Kh7 45. Qh4+ Qh5 46. Qxh5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.20"]
[White "Oliveira, Silvio Eduardo"]
[Black "Pironti, Francisco Ferrari"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2297"]
[BlackElo "1953"]
[PlyCount "27"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. h3
Qc7 ({RR} 8... O-O 9. g4 Be6 10. g5 Nh5 11. Qd2 Nd7 12. O-O-O Rc8 13. Kb1 Nb6
14. h4 Qc7 15. Bh3 Nc4 16. Qd3 Qd7 17. Ng1 Bd8 18. Bc1 Ba5 19. Nd5 Nb6 20. Qe2
g6 21. Nf6+ Nxf6 22. gxf6 Na4 23. Rd3 {Ganguly,S (2636)-Warmerdam,M (2498)
Wijk aan Zee NED 2020 1-0 (41)}) ({RR} 8... Be6 9. g4 O-O 10. g5 Nh5 11. h4 Nd7
12. Bh3 Rc8 13. Nd5 Re8 14. c3 Nc5 15. Ng1 g6 16. Qc2 Qa5 17. a4 Qd8 18. b4 Nd7
19. Qd3 Nf4 20. Bxf4 Bxd5 21. Qxd5 exf4 22. Qxb7 Rc7 23. Qxa6 {Hilby,C (2434)
-Zhou Jianchao (2605) Charlotte USA 2022 0-1 (46)}) 9. g4 h6 10. g5 $146 ({RR} 
10. a4 Be6 11. a5 Nbd7 12. Nd5 Qc6 13. Nb4 Qxe4 14. c3 Nd5 15. Bd3 Nxe3 16.
Bxe4 Nxd1 17. Bxb7 Ra7 18. Bxa6 Nxb2 19. Nd2 Nc5 20. Bb5+ Bd7 21. Nc6 Bxc6 22.
Bxc6+ Kd8 23. Ke2 Nbd3 24. Bb5 Nf4+ {Jakic,V (2109)-Krivokapic,M (2352) Herceg
Novi 2007 0-1 (37)}) ({RR} 10. Qd2 b5 11. O-O-O Bb7 12. Nd5 Nxd5 13. exd5 Nd7
14. Bg2 Rc8 15. Kb1 Nb6 16. Nxe5 Bf6 17. Bxb6 Qxb6 18. Nc6 O-O 19. h4 Bxc6 20.
dxc6 Be7 21. g5 h5 22. Qe2 Rfe8 23. Qxh5 g6 24. Qf3 Qc5 {Kohlmann,A (2005)
-Schreiner,T (1598) Verden 2006 1-0}) 10... hxg5 11. Nxg5 b6 12. a4 b5 13. Nd5
Nxd5 14. Qxd5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.21"]
[White "Carvalho Jr, Celestino"]
[Black "Marra, Eduardo Da Costa"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1939"]
[BlackElo "2189"]
[PlyCount "130"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d6 6. Bd3 Nbd7 7. O-O e5 8. h3 (
{RR} 8. b3 Re8 9. Bc2 c6 10. Bb2 exd4 11. Nxd4 Nc5 12. Qd2 d5 13. cxd5 Nxd5 14.
Nxd5 Qxd5 15. b4 Ne6 16. Bb3 Qd6 {1/2-1/2 (16) Barlov,D (2495)-Smejkal,J (2550)
New York 1986}) 8... Qe7 ({RR} 8... Re8 9. Ng5 Nh5 10. Nf3 f5 11. dxe5 Nxe5 12.
Nxe5 dxe5 13. Be2 Nf6 14. Qxd8 Rxd8 15. b3 c6 16. Ba3 Be6 17. Rad1 e4 18. Na4
b6 19. Be7 Rxd1 20. Rxd1 Kf7 21. Ba3 Nd7 22. Bb2 Bxb2 23. Nxb2 {Costa,P (1781)
-Alboredo,J (2115) Goiania 2016 0-1 (45)}) 9. Bc2 $146 ({RR} 9. Qc2 Re8 10. Ng5
c6 11. b3 d5 12. cxd5 Nxd5 13. e4 Nb4 14. Qe2 exd4 15. Nb1 Ne5 16. Bc4 d3 17.
Qd2 Nxc4 18. bxc4 Bxa1 19. Ba3 a5 20. Re1 Bg7 21. Qf4 Qf6 22. Qg3 Nc2 23. Rd1
Nxa3 {Edward Dappa,R-Lagno,K (2468) Turin 2006 0-1}) 9... b6 10. b3 Bb7 11. d5
c6 12. dxc6 Bxc6 13. e4 Nc5 14. Re1 Qb7 15. Qe2 Nh5 16. b4 Ne6 17. b5 Bd7 18.
Ba3 Nhf4 19. Qd1 Rfc8 20. Bb3 Nc5 21. Kh2 Be6 22. Ng5 Qe7 23. Nxe6 fxe6 24. g3
Nfd3 25. Rf1 Rf8 26. Qe2 Nf4 27. gxf4 exf4 28. Qf3 Nd7 29. e5 Nxe5 30. Qe4 Ng4+
31. Kg1 Bxc3 32. Rac1 Nf6 33. Qxf4 Nh5 34. Qe3 Bf6 35. Rcd1 Rad8 36. f4 Ng7 37.
Rfe1 Rfe8 38. Qe4 Nf5 39. Bb4 Qg7 40. Rd3 Bd4+ 41. Kh2 Qf6 42. Re2 Bc5 43. Bc3
Qh4 44. Qf3 Rd7 45. Bc2 Rf7 46. Qg4 Qd8 47. Rf3 Bd4 48. Bb4 Qc7 49. Bb3 Bc5 50.
Bc3 e5 51. Bc2 Ref8 52. fxe5 dxe5 53. Be4 Nd4 54. Rxf7 Rxf7 55. Bxd4 exd4+ 56.
Kg2 Kg7 57. Bd5 Re7 58. Qf3 Rxe2+ 59. Qxe2 Qf4 60. Qf3 Qg5+ 61. Kh1 d3 62. Qg4
Qc1+ 63. Kg2 Qg1+ 64. Kf3 Qf2+ 65. Ke4 Qe3# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.22"]
[White "Batista, Renato Luiz"]
[Black "Ikejiri, Daniel Yoshito"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2174"]
[BlackElo "1916"]
[PlyCount "91"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. a4 Nge7 7. d3 ({RR} 7.
Nc3 O-O 8. d3 d6 9. h3 h6 10. Bc4 Kh8 11. Nd5 Nxd5 12. Bxd5 Ne7 13. Bb3 f5 14.
exf5 gxf5 15. Nh4 f4 16. Qh5 Bd7 17. Bf7 Be8 18. Bxe8 Qxe8 19. Qxe8 Raxe8 20.
Bd2 Bf6 21. Nf3 Rg8 {Jakubowski,T (2235)-Krasenkow,M (2605) Augustow 1996 1-0 
(43)}) ({RR} 7. Nc3 O-O 8. d3 d6 9. h3 h6 10. Bc4 Kh7 11. Nd5 Nxd5 12. Bxd5 Ne7
13. Ba2 f5 14. Bd2 a5 15. c3 Bd7 16. Bc4 Qc7 17. Bb5 Nc6 18. Rc1 Qd8 19. Qe2 f4
20. Rb1 g5 21. Nh2 Be6 {Balabayeva,X (2308)-Nur-Mukhametova,A (2225)
Chelyabinsk RUS 2021 1-0 (64)}) 7... O-O 8. Be3 $146 ({RR} 8. Nbd2 d6 9. c3 h6
10. Nf1 Be6 11. Ne3 Kh7 12. h4 f5 13. h5 gxh5 14. exf5 Nxf5 15. Nxf5 Bxf5 16.
Nh2 Bg6 17. Be3 Ne7 18. d4 cxd4 19. cxd4 Nf5 20. dxe5 Bxe5 21. Nf3 Bxb2 22. Rb1
Bg7 {Short,N (2430)-Seret,J (2400) Marbella 1982 1-0 (34)}) ({RR} 8. Nc3 h6 9.
Bc4 d6 10. Bd2 Kh7 11. Nd5 Nxd5 12. Bxd5 Be6 13. Bxe6 fxe6 14. c3 Qe8 15. Rf1
g5 16. Ne1 Qg6 17. Nc2 g4 18. Be3 b6 19. Na3 Rad8 20. Qe2 d5 21. Bc1 h5 22. b3
h4 {Anderson,R (2275)-Fishbein,A (2510) New York 1993 0-1 (37)}) 8... d6 9. Nc3
Nd4 10. h3 Nxb5 11. axb5 Bd7 12. Qb1 Qe8 13. b4 b6 14. bxc5 dxc5 15. Nd2 Be6
16. Ra4 Qd7 17. Kh2 Nc8 18. f3 Nd6 19. Nc4 f5 20. Rd1 f4 21. Bf2 g5 22. Qa1 Nc8
23. Ne2 Qxb5 24. Rb1 Qe8 25. Ra6 Bxc4 26. dxc4 Qe6 27. Bxc5 Re8 28. Qa2 Kh8 29.
Nc3 Qc6 30. Bb4 Bf8 31. Bxf8 Rxf8 32. Nd5 Nd6 33. c5 Qxc5 34. Nxb6 Rad8 35. Nd5
Qf2 36. c3 Qg3+ 37. Kg1 Nc8 38. Qf2 Qxf2+ 39. Kxf2 Rf7 40. Rb8 Rfd7 41. Nf6
Rd2+ 42. Kg1 Rd1+ 43. Kh2 Kg7 44. Rb7+ Kf8 45. Nxh7+ Kg8 46. Rg6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.23"]
[White "Cristino, Felipe Borges"]
[Black "Fernandes De Sousa, Julio Cesar"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "1890"]
[BlackElo "2162"]
[PlyCount "112"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 Be7 8.
Nge2 Nf8 9. Qc2 g6 10. f3 Ne6 11. Bh4 O-O 12. Bf2 ({RR} 12. Rd1 b6 13. Bf2 Bb7
14. h4 c5 15. dxc5 Bxc5 16. Kf1 Rc8 17. Qa4 a6 18. b4 b5 19. Qb3 Bd6 20. h5 Be5
21. hxg6 hxg6 22. Nd4 Bxd4 23. exd4 Kg7 24. Ne2 Rh8 25. Rxh8 Qxh8 26. Bg3 Nh5 {
Azmaiparashvili,Z (2625)-Beliavsky,A (2640) Groningen 1994 1-0 (47)}) ({RR} 12.
O-O-O b6 13. Kb1 c5 14. dxc5 bxc5 15. Bc4 d4 16. exd4 Nxd4 17. Nxd4 cxd4 18.
Ne2 Bf5 19. Bd3 Rc8 20. Qa4 Bxd3+ 21. Rxd3 Nd7 22. Rxd4 Bxh4 23. Rxd7 Qg5 24.
Qg4 Qe3 25. Nc1 Qc5 26. Rd2 Bg5 {Mirzoev,E (2437)-Choukri,A (2318) Guimaraes
POR 2021 1-0 (100)}) 12... b6 13. O-O c5 14. Qd2 $146 ({RR} 14. dxc5 bxc5 15.
Rfd1 Bd7 16. b3 Qa5 17. e4 dxe4 18. Nxe4 Nxe4 19. Bxe4 Rad8 20. Qc3 Qa6 21. Bd3
Bb5 22. Bxb5 Qxb5 23. Ng3 Rxd1+ 24. Rxd1 Rd8 25. Rxd8+ Bxd8 26. Ne4 Be7 27. Qd2
a6 28. Be3 Qb4 {Duong,T (2334)-Torre,E (2481) Ho Chi Minh City 2017 1/2-1/2 
(51)}) 14... a6 15. Bc2 Bb7 16. Kh1 Re8 17. h3 Bf8 18. Rfd1 Bh6 19. Qe1 Qe7 20.
Qg1 Rad8 21. Re1 Nf8 22. Nf4 N8d7 23. g4 cxd4 24. exd4 Qd6 25. Nd3 Bg7 26. Bg3
Qc6 27. Ne5 Nxe5 28. Bxe5 b5 29. a3 h5 30. Bd3 Re6 31. Re2 hxg4 32. hxg4 Nd7
33. Bxg7 Kxg7 34. Rae1 Rh8+ 35. Rh2 Rxh2+ 36. Kxh2 b4 37. Rxe6 Qxe6 38. axb4
Qd6+ 39. Qg3 Qxb4 40. Qc7 Qxb2+ 41. Kg3 Nf8 42. Qe5+ Kh7 43. Nxd5 Bxd5 44. Qxd5
Ne6 45. Bxa6 Qa1 46. f4 Qxa6 47. f5 Qd3+ 48. Kh2 gxf5 49. gxf5 Qxd4 50. Qb5
Qf2+ 51. Kh3 Qf3+ 52. Kh4 Qf4+ 53. Kh3 Ng5+ 54. Kg2 Qf3+ 55. Kh2 Qf2+ 56. Kh1
Nf3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.24"]
[White "Awoki, Daniel Teidi"]
[Black "Santos, Abel Cardoso Dos"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2152"]
[BlackElo "1854"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 c6 5. Nf3 d6 6. O-O e5 7. d3 O-O 8. Rb1 a5
9. a3 Qe7 ({RR} 9... Be6 10. b4 axb4 11. axb4 Nbd7 {1/2-1/2 (11) Gonda,L (2495)
-Vajda,L (2534) Bern 2006}) 10. b4 axb4 11. axb4 h6 $146 ({RR} 11... e4 12. Ng5
exd3 13. exd3 h6 14. Re1 Qc7 15. Nge4 Nxe4 16. Nxe4 Bf5 17. c5 dxc5 18. bxc5
Na6 19. Be3 Bxe4 20. dxe4 Rad8 21. Qb3 Rd7 22. f4 Rfd8 23. Red1 Rxd1+ 24. Rxd1
Rxd1+ 25. Qxd1 Qa5 26. Qc1 {Benevides Demasi,J-Sinitsina,A (2057) chess.com
INT 2021 0-1 (33)}) 12. b5 d5 13. e4 d4 14. Na4 Nbd7 15. Qb3 c5 16. b6 Ne8 17.
Ba3 Ra5 18. Bh3 Qd6 19. Kg2 f5 20. Nh4 Qc6 21. Nb2 fxe4 22. dxe4 Qxe4+ 23. Kg1
Qc6 24. Bg2 e4 25. Rfe1 Qf6 26. Bxe4 Qxf2+ 27. Kh1 Ne5 28. Nd3 Nxd3 29. Qxd3
Nf6 30. Nxg6 Nxe4 31. Qxe4 Qf3+ 32. Qxf3 Rxf3 33. Ne7+ Kh7 34. Nxc8 Raxa3 35.
Kg2 Rfc3 36. Nd6 Rc2+ 37. Kh3 Kg6 38. Nxb7 Raa2 39. Rh1 Be5 40. Nxc5 Rxc4 41.
Nd7 Bd6 42. b7 Ra5 43. Rb6 Rh5+ 44. Kg2 Rc2+ 45. Kf3 Rf5+ 46. Ke4 Re2+ 47. Kxd4
Rd2+ 48. Kc3 Rff2 49. Rc1 Kf5 50. Rxd6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.25"]
[White "Correa, Joao Pedro Vieira"]
[Black "Saito, Vinicius"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1864"]
[BlackElo "2147"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 e5 7. Be3 Qe7 8. Nc3
Nf6 9. Qd2 O-O 10. Bh6 Nh5 11. Bxg7 Nxg7 12. Ne2 f6 13. O-O Ne6 14. Nh2 $146 ({
RR} 14. c3 b6 15. Qe3 Ba6 16. a4 Rad8 17. Rfd1 Rd7 18. a5 b5 19. d4 Rfd8 20.
Rd2 exd4 21. cxd4 b4 22. Rc1 Bb5 23. d5 cxd5 24. exd5 Rxd5 25. Rxd5 Rxd5 26.
Nf4 Rd6 27. Nxe6 Rxe6 28. Qxc5 Qxc5 {Makarichev,S (2545)-Frois,A (2380) Oviedo
1993 1/2-1/2 (33)}) 14... Qd6 15. Qe3 b6 16. f4 exf4 17. Nxf4 Qd4 18. Qxd4 cxd4
19. Nxe6 Bxe6 20. Nf3 Rad8 21. Nh4 Kg7 22. Rf2 Rf7 23. Raf1 c5 24. Kh2 b5 25.
b3 a5 26. g4 h6 27. Ng2 Rd6 28. Nf4 Re7 29. Kg3 Bf7 30. h4 Re5 31. Nh3 Bg8 32.
g5 hxg5 33. hxg5 fxg5 34. Rf8 c4 35. Ra8 Be6 36. Rxa5 cxd3 37. cxd3 Rc5 38. b4
Rc3 39. Nxg5 Rxd3+ 40. Kh4 Kh6 41. Ra7 Rd2 42. Rh7# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.26"]
[White "Martins De Aguiar, Marina"]
[Black "Ribeiro, Matheus Mendes Domi"]
[Result "0-1"]
[ECO "C04"]
[WhiteElo "1862"]
[BlackElo "2130"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. c3 e5 5. Ngf3 exd4 6. cxd4 dxe4 7. Nxe4 Bb4+ 8.
Nc3 ({RR} 8. Bd2 Bxd2+ 9. Qxd2 Nge7 10. Bc4 Bf5 11. Neg5 O-O 12. Nh4 Qxd4 13.
Qxd4 Nxd4 14. Nxf5 Nexf5 15. O-O h6 16. Ne4 Rfe8 17. Nc5 b5 18. Bd3 Re5 19. Ne4
Rae8 20. f3 c5 21. Rad1 Ne3 {0-1 (21) Li,J-Xu,K (1620) Changsha CHN 2019}) 8...
Nf6 9. h3 ({RR} 9. Be2 h6 10. O-O O-O 11. Qd3 Re8 12. Bf4 Bg4 13. Rfd1 Bd6 14.
Bxd6 Qxd6 15. d5 Ne7 16. Nb5 Qb6 17. Nxc7 Qxc7 18. d6 Qb6 19. dxe7 Rxe7 20. b3
Rae8 21. Bf1 Ne4 22. Qd4 Qxd4 23. Rxd4 Bxf3 {Alford,P (2290)-Cordova,E (2543)
Toluca 2009 0-1 (52)}) 9... O-O 10. Bc4 $146 ({RR} 10. Be2 Bf5 11. O-O Qd7 12.
Be3 Rfe8 13. Bb5 Nd5 14. Ne5 Qd6 15. Nxd5 Qxd5 16. Bc4 Qe4 17. Bd3 Qh4 18. Bxf5
Nxe5 19. dxe5 Rxe5 20. Qg4 Qe7 21. Bd4 {1-0 (21) Hasanzade,T (2352)-Aydin,A 
(1747) Konya 2017}) 10... Ne4 11. Bd2 Nxd2 12. Qxd2 Re8+ 13. Be2 Qe7 14. Kf1
Bf5 15. Bb5 Red8 16. Bxc6 bxc6 17. Qf4 Bd3+ 18. Kg1 Bd6 19. Qe3 Qxe3 20. fxe3
c5 21. Rd1 cxd4 22. Nxd4 Bg6 23. Kf2 Re8 24. Ncb5 Be5 25. Nc6 Be4 26. Nxe5 Rxe5
27. Nd4 Rb8 28. Rd2 Rc5 29. b3 Rd5 30. Rhd1 Rbd8 31. b4 g6 32. g4 a5 33. b5 Rc5
34. Rb2 Rd6 35. Kg3 Rc3 36. Kf4 Bb7 37. Ra1 f6 38. Rd1 Rc4 39. Kg3 a4 40. Rd3
Be4 41. Rdd2 Kf7 42. Kf4 Bb7 43. Rd1 Rd5 44. Kg3 h5 45. Rf2 Rc3 46. Re2 hxg4
47. hxg4 Bc8 48. Kf4 Bb7 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.27"]
[White "Do Nascimento, Christian Almeida"]
[Black "Rigonati, Eduardo Enrico Sant"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2123"]
[BlackElo "1827"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bg5 Nc6 ({RR} 2... Nd5 3. e4 h6 4. Bc1 Nb6 5. Nf3 e6 6. Bd3 Be7 7.
O-O d5 8. e5 c5 9. c3 Nc6 10. Re1 Bd7 11. dxc5 Bxc5 12. a4 a5 13. Nbd2 Be7 14.
Nb3 Rc8 15. Bc2 Qc7 16. Nbd4 Nxd4 17. Nxd4 {Lasker#77 (2486)-Farseer (2456)
playchess.com INT 2006 0-1 (66)}) ({RR} 2... b5 3. f3 d5 4. e3 a6 5. a4 b4 6.
c4 c5 7. dxc5 Qc7 8. cxd5 Qxc5 9. e4 Nbd7 10. Nd2 h6 11. Nb3 Qd6 12. Be3 g6 13.
Rc1 Bg7 14. Qd2 h5 15. Rc6 Qb8 16. Bf4 Ne5 17. Rxc8+ {Kowalec,M (2070)
-Kossobudzki,R (2052) Sypniewo POL 2021 1-0 (40)}) 3. Nf3 d6 4. Nc3 $146 ({RR} 
4. e3 e5 5. dxe5 Nxe5 6. Nxe5 dxe5 7. Qxd8+ Kxd8 8. Nc3 c6 9. Bc4 Ke7 10. O-O-O
Be6 11. Bb3 Bxb3 12. axb3 Ke6 13. Rd3 Be7 14. Rhd1 Rhd8 15. Bxf6 Rxd3 16. Rxd3
Bxf6 17. Ne4 Be7 18. g4 f6 {Janse,J-Havenaar,J (2235) Guernsey 2001 1/2-1/2}) (
{RR} 4. e3 Bf5 5. Nc3 Nb4 6. Bd3 Nxd3+ 7. cxd3 c5 8. Bxf6 gxf6 9. e4 Bg4 10. d5
Rb8 11. O-O h5 12. h3 Qd7 13. Kh2 e6 14. dxe6 Qxe6 15. Nd5 Kd8 16. d4 Qxe4 17.
Nxf6 Qf4+ 18. Kg1 Qxf6 {Torras Coloma,P (1713)-Las Heras Aixandri,S (1550)
Santa Eulalia de Roncana 2011 0-1}) 4... Bg4 5. e3 e5 6. Bb5 exd4 7. Qxd4 Bd7
8. Qh4 Be7 9. O-O-O h6 10. Rhe1 Nh7 11. Bxe7 Qxe7 12. Qa4 Nf6 13. e4 O-O 14.
Nd5 Qd8 15. Nxf6+ Qxf6 16. e5 Qg6 17. exd6 cxd6 18. Qf4 Ne5 19. Bxd7 Nxd7 20.
Rxd6 Nf6 21. Nh4 Qg5 22. Qxg5 hxg5 23. Nf5 Rfe8 24. Rdd1 Kf8 25. Nd6 Rxe1 26.
Rxe1 b6 27. Re5 Rd8 28. Ne4 Nxe4 29. Rxe4 Rd5 30. c4 Rd6 31. Kc2 f5 32. Re5 g6
33. Kc3 Rd1 34. f3 Kf7 35. Re2 Kf6 36. b4 Rh1 37. h3 g4 38. hxg4 fxg4 39. fxg4
Kg5 40. c5 bxc5 41. bxc5 Kf6 42. Kc4 Rc1+ 43. Kd5 a5 44. Kd6 Rd1+ 45. Kc7 a4
46. c6 a3 47. Re3 Rd2 48. Rxa3 Ke6 49. Kb7 Rb2+ 50. Rb3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.28"]
[White "Deus Filho, Joaquim De"]
[Black "Cueto, Jonny"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1848"]
[BlackElo "2108"]
[PlyCount "72"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. f4 c6 3. Nf3 d5 ({RR} 3... Bg4 4. h3 Bxf3 5. Qxf3 e5 6. Nc3 Nf6 7.
b3 exf4 8. Qxf4 Be7 9. Be2 O-O 10. Bb2 Nbd7 11. O-O-O b5 12. Bf3 Ne8 13. Ne2 a5
14. Nd4 Ne5 15. Nf5 Bf6 16. Qg3 c5 17. d4 cxd4 18. Rxd4 {Gonzalez Perez,A 
(2494)-Gomez Ledo,R (2429) Barcelona 2014 1/2-1/2}) ({RR} 3... Qc7 4. d4 Nd7 5.
Nc3 b6 6. Be3 Bb7 7. Bc4 e6 8. Bb3 a6 9. Qd2 Ngf6 10. O-O c5 11. d5 exd5 12.
exd5 Be7 13. Qd3 O-O 14. h3 b5 15. a3 c4 16. Bxc4 Qxc4 17. Qxc4 bxc4 18. g4 {
Witte,K-Froehlich,M Nickenich GER 2018 0-1}) 4. Nc3 dxe4 5. Nxe4 Bg4 $146 ({RR
} 5... Nf6 6. Nxf6+ exf6 7. Bc4 Be7 8. O-O O-O 9. d3 Nd7 10. a4 Qc7 11. Be3 Bd6
12. Qd2 b6 13. Nd4 Re8 14. Rae1 Nf8 15. Kh1 a6 16. Ne2 Bb7 17. Ng3 Ng6 18. Ne4
b5 19. Bb6 Qb8 20. Ba2 {Chiburdanidze,M (2500)-Costa,J (2405) Biel 1990 1-0 
(55)}) ({RR} 5... Nf6 6. Qe2 Nxe4 7. Qxe4 Qd5 8. Qxd5 cxd5 9. d4 Bf5 10. c4 e6
11. c5 f6 12. Bd2 Kf7 13. Be2 Be7 14. O-O Nc6 15. Bc3 Rhc8 16. Rae1 Bd8 17. g4
Be4 18. f5 exf5 19. gxf5 Ne7 20. Nh4 {Braeunlin,K (2155)-Staechelin,R (2079)
Basel 2012 0-1 (38)}) 6. h3 Bxf3 7. Qxf3 e6 8. b3 Nf6 9. Bb2 Nxe4 10. Qxe4 Qh4+
11. Kd1 Nd7 12. d4 Bd6 13. Bc1 g5 14. Bd3 Bxf4 15. Bxf4 Qxf4 16. Qxf4 gxf4 17.
Rf1 Rg8 18. Rf2 Rg7 19. Bf1 f5 20. Rxf4 Nf6 21. Kc1 O-O-O 22. c3 Rg3 23. Kb2
Nd5 24. Rf3 Rxf3 25. gxf3 Rg8 26. Re1 Rg1 27. c4 Nf4 28. Kc2 Kd7 29. Kd2 Rh1
30. d5 exd5 31. cxd5 Rh2+ 32. Kc1 cxd5 33. a4 Kd6 34. Rd1 h5 35. b4 h4 36. a5
a6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.29"]
[White "De Albuquerque, Ian Telek C."]
[Black "Dias, Clara"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2089"]
[BlackElo "1717"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nf3 Be6 ({RR} 
7... Nbd7 8. a4 Qc7 9. Bg5 h6 10. Be3 Nc5 11. Nd2 Be6 12. Be2 Be7 13. O-O O-O
14. Bf3 Rac8 15. Re1 Rfd8 16. Nd5 Nxd5 17. exd5 Bf5 18. a5 Nd7 19. c3 Bh7 20.
Ra4 Rf8 21. Nc4 f5 22. Nb6 {Nakamura,H (2741)-Nepomniachtchi,I (2720) Moscow
2010 1/2-1/2 (83)}) 8. g4 ({RR} 8. Ng5 Be7 9. Nxe6 fxe6 10. g3 O-O 11. Bg2 Nc6
12. O-O Qc7 13. h4 Rae8 14. Be3 Na5 15. Qe2 Nc4 16. Bc1 b5 17. a4 b4 18. Nd1 a5
19. b3 Nb6 20. Bb2 Nfd7 21. Ne3 Nc5 22. Rad1 Rc8 {Thilakarathne,G (2238)-Thing,
B (2237) Batumi GEO 2018 1/2-1/2 (31)}) 8... h6 9. g5 $146 ({RR} 9. Bg2 Nbd7
10. g5 hxg5 11. Nxg5 Be7 12. Nxe6 fxe6 13. Be3 Nb6 14. Qd3 Rc8 15. O-O-O Nc4
16. Kb1 Qa5 17. Bc1 Qb4 18. Ka1 Rc6 19. Rhg1 Kf7 20. Bf1 Rhc8 21. Qg3 Bf8 22.
Bxc4 Qxc4 23. Rd3 b5 {Lentjes,N (2124)-Polee,H (2078) Groningen 2013 0-1 (32)})
9... hxg5 10. Nxg5 Nc6 11. Be3 d5 12. exd5 Nxd5 13. Nxe6 fxe6 14. Qg4 Qf6 15.
Nxd5 exd5 16. O-O-O Qf7 17. Kb1 Be7 18. Bg2 d4 19. Bd2 Rh4 20. Qe2 Qf5 21. Rhe1
Bf6 22. f4 Rc8 23. Be4 Qd7 24. fxe5 Nxe5 25. Qf2 Kd8 26. Ba5+ Ke7 27. Bf5 Qb5
28. Bxc8 Qxa5 29. Bxb7 Kf8 30. Re4 Rxh3 31. Qf5 Rf3 32. Qc8+ Kf7 33. Rxe5 Qxe5
34. Bxf3 d3 35. Qb7+ Kf8 36. cxd3 Qd4 37. Bd5 g5 38. Qf7# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.30"]
[White "Sanches De Carvalho, Fabio"]
[Black "Vargas, Gabriela"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1838"]
[BlackElo "2084"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. c4 d5 3. Nc3 h6 4. Nf3 Nf6 5. cxd5 exd5 6. Bf4 Bd6 7. Bxd6 Qxd6 8.
e3 c6 9. Bd3 O-O 10. O-O Bg4 11. h3 Bxf3 12. Qxf3 Nbd7 13. Ne2 $146 ({RR} 13.
Rad1 Rfe8 14. Rfe1 a5 15. a3 Qe7 16. g3 Ne4 17. Bxe4 dxe4 18. Qe2 Nf6 19. Kg2
Rad8 20. Qc4 Nd5 21. Nxd5 Rxd5 22. Rc1 Qf6 23. Qe2 h5 24. h4 Qf5 25. Rc3 g6 26.
Rec1 Kg7 27. Rc5 Red8 {Nesterov,A (2483)-Urazayev,A (2453) chess.com INT 2021
0-1 (48)}) ({RR} 13. Rab1 a6 14. b4 b5 15. a4 Rfe8 16. a5 Re7 17. Rfc1 Rae8 18.
Ne2 Nf8 19. Ng3 g6 20. Qf4 Re6 21. Qxh6 Ne4 22. Bxe4 dxe4 23. Rc5 Nh7 24. Nxe4
Rxe4 25. Rh5 Qf6 26. Qxh7+ Kf8 27. Qh8+ Qxh8 {Aditya,M (2483)-Balabayeva,X 
(2179) chess.com INT 2022 1-0 (34)}) 13... Rfe8 14. Ng3 Qe6 15. Nf5 Nf8 16.
Rad1 Ne4 17. h4 Rad8 18. Rfe1 Ng6 19. h5 Ne7 20. Ng3 Nc8 21. Qf4 Ncd6 22. Nf1
Qf6 23. Qxf6 Nxf6 24. Ng3 Nde4 25. Nxe4 dxe4 26. Be2 Rd5 27. Rc1 Nxh5 28. b4
Nf6 29. a4 a6 30. Rc5 Red8 31. Rec1 Rxc5 32. bxc5 Nd5 33. Bc4 Rd7 34. a5 Kf8
35. Rc2 Ke7 36. Kf1 Kd8 37. Ke2 Kc7 38. Kd2 Re7 39. Rc1 Re6 40. Ke2 Rg6 41. g3
f5 42. Rh1 Rf6 43. Rh5 g5 44. Ke1 Ne7 45. Bb3 Kd7 46. Ke2 Nd5 47. Bc2 Ke7 48.
Rh1 Ke6 49. Kd2 Kd7 50. Rb1 Kc7 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.31"]
[White "Kropff, Ricardo"]
[Black "De Paula, Bruno Cesar Lima"]
[Result "1-0"]
[ECO "C36"]
[WhiteElo "2052"]
[BlackElo "1676"]
[PlyCount "57"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Bg4 5. d4 Qxd5 6. Bxf4 Nc6 7. Be2 O-O-O
8. c3 Qe4 9. Bg3 Bd6 10. Bxd6 Rxd6 11. Nbd2 Qe7 12. O-O Nf6 13. Bb5 $146 ({RR} 
13. Nc4 Re6 14. Bd3 Nd5 15. Qd2 Ne3 16. Nxe3 Rxe3 17. Ne5 Rxe5 18. dxe5 Nxe5
19. Bc2 f6 20. Qe3 Kb8 21. a4 Re8 22. Qf2 Be6 23. h3 Bc4 24. Rfd1 g5 25. b3 Ba6
26. Rd4 h5 27. Rad1 g4 {Eames,R (2228)-Stepanyan,H (2022) England 2014 1/2-1/2
(42)}) 13... Qe3+ 14. Kh1 Ne4 15. Nxe4 Qxe4 16. Ng5 Qxg2+ 17. Kxg2 Bxd1 18.
Nxf7 Rg6+ 19. Kh1 Bc2 20. Rae1 Rg8 21. Re2 a6 22. Bc4 b5 23. Nd6+ cxd6 24. Bxg8
Bd3 25. Rf8+ Kd7 26. Re3 Bb1 27. Bxh7 Rg5 28. Rf7+ Kd8 29. Bxb1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.32"]
[White "Branquinho, Eduardo De Medeiros"]
[Black "Cordero, Daniela"]
[Result "1/2-1/2"]
[ECO "C12"]
[WhiteElo "1815"]
[BlackElo "2028"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4
g6 9. Bd3 Nxd2 10. Kxd2 c5 11. Nf3 Qa5 12. h4 Nc6 13. Qf4 cxd4 14. Nxd4 Nxd4
15. Qxd4 Bd7 16. Qb4 ({RR} 16. a4 Rc8 17. Rhb1 b6 18. Bb5 Rc5 19. Bd3 Ke7 20.
Rb3 g5 21. Ke2 Rhc8 22. hxg5 hxg5 23. Qg4 Rg8 24. Qd4 Rgc8 25. Qg4 Rg8 26. Raa3
Rcc8 27. Bb5 a6 28. Kd2 axb5 29. axb5 Rc4 30. Qf3 Ra4 {De Graaf,D (2194)
-Jordan Martinez,M (2142) Caleta 2017 0-1 (42)}) 16... Qc7 17. f4 Rc8 18. a4
Bc6 $146 ({RR} 18... Qc5 19. Qxc5 Rxc5 20. a5 Kd8 21. Ra3 Bb5 22. Rb1 Bxd3 23.
cxd3 Kc7 24. Ke3 Kc6 25. Kd4 Rb5 26. Rab3 Rxb3 27. Rxb3 g5 28. hxg5 hxg5 29.
fxg5 Rh4+ 30. Ke3 Rg4 31. Rb2 Rxg5 32. Kd4 Rf5 33. Re2 {Jakubec,B-Likavsky,T 
(2280) Slovakia 1998 0-1 (52)}) 19. Rhg1 Rg8 20. g3 a6 21. Qc5 Qe7 22. Qxe7+
Kxe7 23. Ke3 Rc7 24. Kd4 Rgc8 25. Ra3 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.33"]
[White "Lima, Hamilton Da Silva"]
[Black "Santos, Isaque Goncalves"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1778"]
[BlackElo "1996"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. c3 Nc6 7. O-O a5 ({RR} 
7... Be7 8. Re1 a5 9. Na3 cxd4 10. cxd4 Nb6 11. Nb5 a4 12. Bf4 g5 13. Be3 g4
14. Nd2 h5 15. Rc1 Bd7 16. f3 Rc8 17. fxg4 Nb4 18. Be2 Nc4 19. Nxc4 dxc4 20.
Rxc4 Nd5 21. Rxc8 Bxc8 22. Bf2 {Grischuk,A (2663)-Maier,C (2373) France 2001
1-0 (33)}) ({RR} 7... Rb8 8. Be3 Be7 9. Nbd2 b5 10. Re1 c4 11. Bc2 O-O 12. h3
b4 13. Nf1 bxc3 14. bxc3 Qa5 15. Bd2 g6 16. a4 Qc7 17. Bg5 Kg7 18. Qd2 Bxg5 19.
Qxg5 h6 20. Qg3 Rg8 21. Ne3 Ba6 22. Ng4 {Hegeler,A (2196)-Nagel,V (2057)
Germany 2008 1-0 (48)}) 8. a4 $146 ({RR} 8. Re1 cxd4 9. cxd4 Be7 10. Nc3 Nb6
11. Ne2 Nb4 12. Bb1 a4 13. Nf4 Nc4 14. Nh5 g6 15. Nf4 Qb6 16. Bd3 Nxd3 17. Nxd3
h6 18. Rb1 Bd7 19. b3 Na5 20. Be3 a3 21. Qd2 Bb5 22. Rec1 Bxd3 {Gebavi,
H-Kovacevic,B (2350) Makarska 1994 1/2-1/2 (32)}) 8... cxd4 9. cxd4 Nb4 10. Bb5
Be7 11. Ne1 O-O 12. f4 f5 13. Ra3 Nb8 14. Rh3 N8c6 15. Be3 Rf7 16. Nf3 Na7 17.
Ng5 Bxg5 18. fxg5 Nxb5 19. axb5 g6 20. Rf4 Bd7 21. Nc3 Qb6 22. Qe2 Rc8 23. Rh6
Rg7 24. h4 Be8 25. g4 Qc7 26. gxf5 exf5 27. Rf1 Qc4 28. Qf3 Bxb5 29. Nxb5 Qxb5
30. h5 Rc2 31. hxg6 hxg6 32. e6 Rc6 33. Rxg6 Rxg6 34. Qxf5 Qxf1+ 35. Kxf1 Rcxe6
36. Bf4 Nc6 37. Qxd5 Kf7 38. Qf5+ Ke7 39. d5 Nd4 40. Qd3 Rb6 41. Qxd4 Rb4 42.
Qc5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.34"]
[White "Fernandez Barrero, Javier"]
[Black "Simeao, Miguel Roberto Rani"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1743"]
[BlackElo "1962"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. f4 e6 5. Nf3 Nd7 6. Bd3 Bxd3 7. Qxd3 Ne7 8. Be3
Nf5 9. Bf2 h5 10. Nbd2 ({RR} 10. O-O Qb6 11. b3 Be7 12. Nc3 O-O-O 13. a4 Kb8
14. Rfd1 c5 15. Ng5 Bxg5 16. fxg5 cxd4 17. Qb5 Nxe5 18. Qxb6 axb6 19. Nb5 Nc6
20. h3 e5 21. Re1 f6 22. gxf6 gxf6 23. Re2 Rhg8 24. Kh2 Nd6 {Grigic-Plachetka,
J (2435) Vinkovci 1982 0-1}) 10... Be7 11. Nf1 $146 ({RR} 11. g3 Qb6 12. b3 c5
13. c4 dxc4 14. Nxc4 Qc6 15. Ke2 O-O 16. Rhd1 Rfd8 17. d5 Qxd5 18. Qxd5 exd5
19. Rxd5 Nb6 20. Rxd8+ Rxd8 21. Na5 Rd7 22. Rc1 Nd5 23. Bxc5 Bxc5 24. Rxc5 g6
25. Nxb7 Nxf4+ {Barros Lizcano,R (2105)-Royet,G Barranquilla 1999 1/2-1/2 (46)}
) 11... Qb6 12. Ne3 Nxe3 13. Bxe3 g6 14. O-O Qb5 15. a4 Qxd3 16. cxd3 a5 17.
Rfc1 Bb4 18. Bd2 Bxd2 19. Nxd2 h4 20. Kf2 Rh5 21. Nb3 Ra7 22. Rc2 Nb8 23. Rc5
b6 24. Rc3 Kd7 25. Rac1 Rc7 26. Na1 Na6 27. Nc2 Rc8 28. Rb3 Kc7 29. Na3 Kb7 30.
Nc2 Rf5 31. Ke3 Rg8 32. Rf1 g5 33. Ne1 c5 34. dxc5 Nxc5 35. Ra3 gxf4+ 36. Rxf4
Rxe5+ 37. Kd2 Rf5 38. Rxh4 Rf2+ 39. Kc3 Re2 40. Ra1 Rc8 41. d4 Ne4+ 42. Kb3 Rc4
43. Rd1 Rb4+ 44. Ka3 Rexb2 45. Rd3 Nd2 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.35"]
[White "Pittoli, Vinicius Eduardo Mo"]
[Black "De Souza, Ricardo Alves"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1648"]
[BlackElo "1322"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Nf3 ({RR} 
7. Be3 O-O 8. Bd3 Nd7 9. Qc2 h5 10. Ne2 Re8 11. Ng3 Qa5 12. b4 Qd5 13. Be4 Qc4
14. Nxh5 Rxe4 15. Qxe4 Qxc3+ 16. Ke2 Nb6 17. Rhc1 Qb2+ 18. Kf3 Be6 19. Nf4 Bxf4
20. Qxf4 Nd5 21. Qe4 Re8 {Belyakov,B (2459)-Tomashevsky,E (2705) St Petersburg
RUS 2018 0-1}) 7... O-O 8. Bd3 ({RR} 8. Be2 Re8 9. O-O Nd7 10. h3 Nf8 11. Be3
Ng6 12. Qd2 f5 13. Qd3 Qc7 14. Rfe1 Bd7 15. Qc2 Bf4 16. Bd3 Bxe3 17. fxe3 Ne7
18. Ne5 f6 19. Qb3+ Nd5 20. Nxd7 Qxd7 21. e4 fxe4 22. Bxe4 Kh8 {Mate,B (2110)
-Mohamed Saeed,L (1591) Chess.com 2021 1/2-1/2 (107)}) 8... Re8+ 9. Be3 Bf4
$146 ({RR} 9... f5 10. O-O f4 11. Bd2 Bg4 12. Kh1 Nd7 13. Qc2 Nf8 14. Rae1 Qa5
15. Ne5 Bxe5 16. dxe5 f3 17. c4 Qd8 18. g3 Bh3 19. Rg1 Bg2+ 20. Rxg2 fxg2+ 21.
Kxg2 g6 22. Bb4 Ne6 23. Bd6 Qd7 24. c5 {Tancsa,T (1930)-Eperjesi,L (2133)
Budapest 2017 0-1 (45)}) 10. Qd2 Nd7 11. O-O-O Bxe3 12. fxe3 Nf8 13. e4 b5 14.
e5 a5 15. Rhf1 f5 16. g4 fxg4 17. Ng5 Qd5 18. b3 Be6 19. Be4 Qd7 20. Qf4 Ng6
21. Qg3 Qe7 22. Nxe6 Qxe6 23. Rf2 Rac8 24. Bf5 Qe7 25. Bxc8 Rxc8 26. Qxg4 Rf8
27. Rdf1 a4 28. b4 a3 29. h4 Nxh4 30. Rh1 Ng6 31. Rxh7 Kxh7 32. Qh5+ Kg8 33.
Rh2 f5 34. Qxg6 Qe8 35. Qh7+ Kf7 36. Qxf5+ Ke7 37. Qg5+ Kd7 38. Qxg7+ Kc8 39.
Rh7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.36"]
[White "Usui, Gabriella Yumi"]
[Black "Da Rocha, Lucas Sampaio"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1448"]
[BlackElo "1647"]
[PlyCount "134"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Stohl,I} Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. b3 ({RR} 6. c4)
({RR} 6. a4 a5 7. Nc3 Nbd7 ({RR} 7... Na6 8. e4 Bg4 9. Bg5 h6 10. Be3 c6 11.
Qc1 Bxf3 12. Bxf3 Kh7 13. Kg2 e5 14. dxe5 dxe5 15. Be2 Qe7 16. Bxa6 Rxa6 17. f3
) 8. e4 e5 9. h3 Re8 10. Re1 b6 11. Bg5 h6 12. Be3 Bb7 13. d5 Rf8 14. Nh2 Ne8
15. Qd2 Kh7 16. g4 Qe7 17. Ne2 Nc5 18. Ra3 Nf6 19. Ng3) ({RR} 6. Re1 Nc6 7. d5
Nb4 8. c4 Bf5 9. Na3 c6 10. Nd4 Bd7 11. Bd2 c5 12. Bxb4 cxb4 13. Nac2 Qb6 14.
Qd2 a5 15. Rad1 Qc5 16. b3 b5 17. Nxb5 Bxb5 18. cxb5 Nd7) 6... c6 ({RR} 6... c5
7. Bb2 cxd4 8. Nxd4 d5 9. c4 e5 10. Nf3 e4 11. Nd4 dxc4 12. bxc4 Nc6 13. Nxc6
bxc6 14. Nc3 Qb6 15. Qb3 Re8 16. Rad1 Qxb3 17. axb3 Rb8 18. Na4 Rxb3 19. Bxf6
Bxf6 20. Nc5 Rb2 21. Nxe4) 7. Bb2 Na6 ({RR} 7... b5 8. Nbd2 Nbd7 9. e4 Rb8 10.
Re1 Nb6 11. Qe2 ({RR} 11. e5 Nfd5 12. c4 ({RR} 12. Ne4 b4 13. a3 a5) 12... bxc4
13. bxc4 Nb4 14. Bc3) 11... a5 12. h3 ({RR} 12. c4 bxc4 13. Nxc4 Ba6 14. Nfd2
a4) 12... Qc7 13. Rac1 Qa7 14. a3 b4 15. c4 ({RR} 15. Ra1 Ba6 16. Qe3) 15...
bxc3 16. Bxc3 Bh6 17. Bf1 d5 18. exd5 ({RR} 18. e5 Ne4 19. Nxe4 dxe4 20. Qxe4
Bxc1 21. Rxc1 Nd5) 18... Nbxd5 19. Ba1 Rb6 20. Rc5 ({RR} 20. Ne5) 20... Nd7 21.
Rc2 Ba6 22. Qe4 {Gulko,B (2635)-Sokolov,I (2610) Groningen 1993 CBM 039 [Stohl,
I] 1/2-1/2 (56)}) ({RR} 7... Qa5 8. Nbd2 Qh5 9. Re1 ({RR} 9. e4 Bg4 10. Re1
Nbd7 11. a4 ({RR} 11. Nf1 d5 12. exd5 Nxd5 13. c4 Nb4 14. a3 Na6 15. Rxe7 Rad8
16. Re1 Ne5 17. Re3 Nc5 18. N1d2 Ned3 19. Bc3 Rfe8 20. Qe2) 11... Rfe8 12. Nc4
d5 13. exd5 Nxd5 14. Re4 f5 15. Re1 f4 16. Qe2 Rf8 17. Rf1 Rae8 18. Rae1 Kh8)
9... Bh3 10. Bh1) ({RR} 7... a5 8. c4 Bf5 9. Nc3 Qc8 10. Re1 Ne4 11. Na4 Nd7
12. Nh4 b5 13. Nxf5 gxf5 14. cxb5 cxb5 15. Rc1 Qb7 16. Nc3 d5 17. Qd3 Rab8 18.
Rc2 e6) ({RR} 7... Bg4 8. Nbd2 Nbd7 9. Re1 Re8 10. e4 Qc7 11. e5 Nd5 12. h3
Bxf3 13. Nxf3 dxe5 14. dxe5 Nf8 15. Qe2 Red8 16. h4 e6 17. h5) ({RR} 7... Bf5
8. Nbd2 Ne4 9. Nh4 Nxd2 10. Qxd2 Bc8 11. c4 d5 12. Rac1 Be6 13. Rfd1 Qd7 14.
Nf3 f6 15. h4 Na6 16. Ne1 Bf5 17. Kh2 Rfd8 18. Nd3 Bxd3 19. Qxd3 f5) 8. c4 Bf5
({RR} 8... Qc7 9. Nc3 e5 10. Qd2 Re8 11. d5 e4 12. Nd4 Nc5 13. Nc2 Ng4 14. Rad1
Bf5 15. h3 e3 16. Nxe3 Nxe3 17. fxe3 Rad8 18. b4 Na6 19. dxc6 bxc6 20. b5 Nb8
21. bxc6 Nxc6 22. Nb5 Qb6 23. Bxg7 {Urazayev,A (2437)-Kazhgaleyev,M (2568)
Nur-Sultan KAZ 2021 0-1 (48)}) 9. Nc3 Ne4 $146 ({RR} 9... Qd7 10. Qd2 h6 11.
Rfe1 Ne4 12. Nxe4 Bxe4 13. Rac1 Rac8 14. Qe3 f5 15. Bh3 Bxf3 16. exf3 Rf7 17.
f4 Nc7 18. Rc2 Bf6 19. Bg2 e6 20. d5 Re8 21. dxc6 bxc6 22. Bxf6 Rxf6 23. Qxa7
Rd8 24. Qd4 {Andres Mendez,M-Garcia,G Cienfuegos 1975 1-0 (41)}) 10. Nh4 Nxc3
11. Bxc3 Be6 12. Qd2 d5 13. e4 Nc7 14. Rfd1 Qd7 15. Rac1 Rfd8 16. Qc2 Rac8 17.
Qe2 b5 18. cxd5 cxd5 19. e5 Na8 20. Bf1 Rb8 21. Ba5 Rdc8 22. Qd2 Bh3 23. Rxc8+
Rxc8 24. Rc1 Bxf1 25. Kxf1 Bf8 26. Rc3 e6 27. Qc2 Nb6 28. Rxc8 Qxc8 29. Qxc8
Nxc8 30. Nf3 Ba3 31. Ke2 Ne7 32. Bc7 Kf8 33. Ne1 Nc6 34. Nc2 Be7 35. a3 Ke8 36.
b4 Kd7 37. Ba5 f6 38. f4 g5 39. Kd3 gxf4 40. gxf4 Ke8 41. Bc7 Kf7 42. Ne3 h5
43. f5 fxe5 44. dxe5 Bg5 45. fxe6+ Kxe6 46. Nc2 Bf4 47. h3 Bxe5 48. Bxe5 Kxe5
49. Ke3 d4+ 50. Kf3 Kf5 51. Kg3 Ke4 52. Nxd4 Nxd4 53. Kh4 Ne6 54. Kxh5 Nf4+ 55.
Kg5 Nxh3+ 56. Kf6 Kd5 57. Ke7 Kc6 58. Ke6 Nf4+ 59. Ke5 Nd3+ 60. Kd4 Nb2 61. Kc3
Nc4 62. a4 a6 63. a5 Kd5 64. Kd3 Ke5 65. Kc3 Ke4 66. Kc2 Kd4 67. Kb3 Kd3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.37"]
[White "Bomeisel, Pedro Rangel"]
[Black "Munhoz, Joao Pedro"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1385"]
[BlackElo "1608"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 b6 7. f4 Nge7 8. Nf3
O-O 9. d4 cxd4 10. Nxd4 Bb7 11. O-O d5 $146 ({RR} 11... Nxd4 12. Bxd4 Nc6 13.
Bxg7 Kxg7 14. Qd6 Qe7 15. Rfd1 Rfd8 16. e5 Qxd6 17. Rxd6 Rac8 18. Rad1 {
1-0 (18) Frank,W-Gerloff,B Biedenkopf 1997}) 12. exd5 exd5 13. Qd2 Qd7 14. Nce2
Rfe8 15. Rad1 Rad8 16. Rfe1 h6 17. c3 Kh7 18. Qc2 Ng8 19. Bf2 f5 20. Nxc6 Qxc6
21. Nd4 Qd7 22. Qd2 Nf6 23. Nc2 Rxe1+ 24. Rxe1 Ne4 25. Bxe4 dxe4 26. Bd4 Qd5
27. Re3 Qxa2 28. Nb4 Qc4 29. Nc2 Ba6 30. Re1 Bb7 31. Ne3 Bxd4 32. cxd4 Qxd4 33.
Qxd4 Rxd4 34. Ra1 a6 35. Rc1 Rd7 36. Nc4 Rc7 37. Rd1 Rxc4 38. Rd7+ Kg8 39. Rxb7
Rc1+ 40. Kf2 Rc2+ 41. Ke3 Rxb2 42. Kd4 Rb5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.38"]
[White "Aragao Neto, Joao Batista"]
[Black "Baena, Mauricio"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1585"]
[BlackElo "1180"]
[PlyCount "117"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Vidit,S} c6 2. c4 d5 3. cxd5 cxd5 4. Nc3 Nc6 5. Bf4 Bf5 6. e3 Nf6 7. h3
({RR} 7. Rc1 Rc8 8. Nf3 e6 9. Qb3 Bb4 10. Bb5 Bxc3+ 11. bxc3 ({RR} 11. Qxc3 a6
12. Be2 Ne4 13. Qa3 g5) 11... O-O 12. Bxc6 Rxc6 13. Qxb7 Qc8 14. Qxc8 Rfxc8 15.
Ne5 Rxc3 16. Rxc3 Rxc3 17. O-O h6 ({RR} 17... Nh5 18. g4 ({RR} 18. Bg5 f6 19.
g4 fxe5 20. gxf5 exd4 21. fxe6 Rc6) 18... Nxf4 19. exf4 Bc2 20. Re1 f6 21. Nd7
Rc4 22. Nc5 Rxd4 23. Nxe6 Ra4 24. f3) 18. h4 Ne4 19. g4 Bh7 20. Rb1 g5 21. hxg5
hxg5 {Carlsen,M (2881)-Anand,V (2785) Dubai 2014 CBM 160 Extra [Vidit,S] 0-1 
(60)}) ({RR} 7. Qb3) 7... e6 8. Nf3 Bd6 $146 ({RR} 8... h6 9. Bb5 Nd7 10. Qa4
Rc8 11. O-O a6 12. Bxc6 Rxc6 13. Rac1 Bd3 14. Rfe1 Be7 15. Qd1 Bg6 16. a3 Qc8
17. Qd2 O-O 18. Ne2 Bc2 19. Bg3 b5 20. Nf4 Rc4 21. Qe2 b4 22. Ra1 bxa3 23. bxa3
{Tan,R (2166)-Santos,M (2064) Manila 1990 0-1 (63)}) ({RR} 8... Be7 9. Be2 O-O
10. O-O Rc8 11. Nh4 Be4 12. f3 Bg6 13. Nxg6 hxg6 14. Bg3 Nh5 15. Bf2 Bh4 16.
Qe1 Bxf2+ 17. Qxf2 Qd6 18. Rfd1 Ng3 19. Bd3 Nf5 20. Rac1 Na5 21. Nb5 Qb6 22. e4
dxe4 23. fxe4 {Bivol,A (2371)-Markelova,L (2198) Sochi RUS 2019 1-0 (41)}) 9.
Bxd6 Qxd6 10. Nh4 O-O 11. Nxf5 exf5 12. Bd3 Ne4 13. Qf3 Nb4 14. Bb1 Qa6 15. Qe2
Qxe2+ 16. Kxe2 g6 17. a3 Nxc3+ 18. bxc3 Na6 19. Ba2 Rfd8 20. Rab1 b6 21. c4 Nc7
22. Rhc1 Rd7 23. cxd5 Nxd5 24. Bxd5 Rxd5 25. Rc7 f4 26. Rbc1 Re8 27. Kf3 fxe3
28. fxe3 Ra5 29. R1c3 Kg7 30. e4 Ra4 31. R7c4 Ra6 32. Kf4 b5 33. Rb4 Rf6+ 34.
Ke3 a6 35. d5 Rf1 36. Kd4 Rd1+ 37. Rd3 Re1 38. Re3 Rd1+ 39. Kc5 Rc1+ 40. Kb6
Rcc8 41. Kxa6 Re7 42. Kxb5 Re5 43. Rd4 f5 44. a4 Re7 45. a5 Rb7+ 46. Ka4 Rcb8
47. e5 Rb1 48. d6 Kf7 49. e6+ Kf6 50. e7 Ra1+ 51. Ra3 Rxa3+ 52. Kxa3 Ke6 53.
Ka4 Ra8 54. Kb5 h5 55. a6 g5 56. Kb6 g4 57. Kb7 gxh3 58. gxh3 Re8 59. a7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.39"]
[White "Kassab, Alexandre T Canelas"]
[Black "Mattos, Bernardo Cunha"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1800"]
[BlackElo "1567"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. e3 O-O 6. Bd3 dxc4 7. Bxc4 b6 8. O-O
Bb7 9. Qe2 Nbd7 ({RR} 9... Ne4 10. Nxe4 Bxe4 11. Rd1 Nd7 12. Ne1 Bd6 13. f3 Bb7
14. e4 c5 15. Be3 cxd4 16. Rxd4 Qc7 17. Rc1 Bxh2+ 18. Kh1 Be5 19. Bxe6 Nc5 20.
Rd7 Qc6 21. Bh3 Bc8 22. Rd5 Qf6 23. Bxc5 bxc5 24. Rcxc5 {Stripunsky,A (2553)
-Onischuk,A (2652) New York 2004 1-0 (62)}) 10. Rd1 ({RR} 10. e4 c6 11. Bg5 h6
12. Bd2 Qc7 13. e5 Nd5 14. Nxd5 cxd5 15. Bd3 Rfc8 16. Ne1 Nf8 17. f4 Qd8 18.
Rf3 Rc7 19. Rh3 f5 20. g4 fxg4 21. Qxg4 Kf7 22. Qh5+ Kg8 23. Rg3 Bh4 24. Rg2
Bxe1 {Zeggelaar,M (1835)-Ming,J (1412) Banff CAN 2021 1-0 (33)}) 10... Qc8 11.
e4 Bb4 $146 ({RR} 11... c5 12. d5 exd5 13. exd5 Bd6 14. Nb5 Qb8 15. Nxd6 Qxd6
16. Bg5 Rfe8 17. Qd2 Ne4 18. Qc1 Nxg5 19. Qxg5 Ne5 20. Nxe5 Rxe5 21. Qg3 Rae8
22. h4 Bxd5 23. f4 Re3 24. Qg5 h6 25. Qxd5 Qxd5 26. Bxd5 {Van der Werf,R-Fier,
L ICC INT 2009 1-0 (54)}) ({RR} 11... Re8 12. Bg5 h6 13. Bh4 a6 14. e5 Nd5 15.
Bxe7 Nxc3 16. bxc3 Rxe7 17. Rac1 c5 18. Nd2 Qc7 19. Ne4 Bxe4 20. Qxe4 Ra7 21.
f4 Nf8 22. f5 exf5 23. Qxf5 b5 24. Bb3 Ra8 25. Re1 Qb6 26. Qf2 {Balogh,T (2380)
-Veselsky,J (2200) Slovakia 2006 1/2-1/2 (42)}) 12. e5 Bxc3 13. bxc3 Nd5 14.
Bd2 c5 15. Bd3 h6 16. Qe4 N5f6 17. Qh4 Nh7 18. Bxh6 gxh6 19. Qxh6 f5 20. Qxe6+
Rf7 21. Bc4 Qe8 22. Qxf5 Kf8 23. Bxf7 Qxf7 24. Qxf7+ Kxf7 25. d5 Ke7 26. c4 Rf8
27. Re1 Rf4 28. Rad1 Rxc4 29. e6 Ndf6 30. d6+ Kd8 31. e7+ Ke8 32. d7+ Nxd7 33.
Rxd7 Bc6 34. Rd8+ Kf7 35. Ne5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.40"]
[White "Dos Santos, Andre Vicente"]
[Black "De Brito E Silva, William"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1800"]
[BlackElo "1549"]
[PlyCount "70"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Be3 Bxe3 ({RR} 6... Bb6 7.
h3 O-O ({RR} 7... h6 8. Nbd2 Qe7 9. Qe2 Bd7 10. d4 exd4 11. Bxd4 O-O 12. O-O
Ne5 13. Nxe5 dxe5 14. Bxb6 axb6 15. Nf3 Bc6 16. Bd3 Ra4 17. Rfe1 Bxe4 18. b3
Bxd3 19. Qxd3 Ra5 20. c4 Re8 21. Nd2 Raa8 22. Re3) 8. O-O d5 ({RR} 8... Ne7 9.
Qc2 Ng6 10. d4 h6 11. dxe5 dxe5 12. Bxb6 axb6 13. Nbd2 Qe7 14. Qd3 Be6 15. Qe3
Bxc4 16. Nxc4 b5 17. Na3 b4 18. Nc2 bxc3 19. bxc3 Rfd8 20. Nb4 Ra4 21. Rfd1
Rxd1+ 22. Rxd1 c5 23. Nd5) ({RR} 8... Na5 9. Nbd2 Bxe3 10. fxe3 Nxc4 11. Nxc4
b5 12. Ncd2 c5 13. a4 Ba6 14. axb5 Bxb5 15. c4 Bd7 16. b3 a5 17. Nb1 Qb6 18.
Nc3 Rfb8 19. Rb1 h6 20. Nd5 Nxd5 21. exd5 Qd8 22. Nd2 Qg5 23. Rf3) 9. exd5 Nxd5
10. Bg5 Qd6 11. Nbd2 Be6 12. Ne4 Qd7 13. Bd2 f5 14. Neg5 h6 15. Nxe6 Qxe6 16.
Bb3 Na5 17. c4 Nf6 18. Bxa5 Bxa5 19. c5 Nd5 20. a3 c6 21. Bc4 {Cabral,V (1734)
-Nunes,L (1800) Florianopolis 2024 0-1 (37)}) ({RR} 6... a6 7. Nbd2 O-O 8. O-O
Ba7 9. a4 h6 10. a5 Be6) 7. fxe3 O-O ({RR} 7... Ng4 8. Qe2 O-O 9. h3 Nh6 10. g4
Be6 11. Nbd2 Kh8 12. O-O-O Na5 13. Bd5 c6 14. Bxe6 fxe6 15. b4 c5 16. bxa5 Qxa5
17. Kb2 b5 18. Nb3 Qb6 19. Ng5 a5 20. Rb1 a4 21. Nd2 d5 22. Ka1 {Galkin,A 
(2590)-Winants,L (2516) playchess.com INT 2007 1-0 (59)}) 8. O-O Ng4 $146 ({RR
} 8... a6 9. Bb3 Re8 10. Nbd2 Na5 11. Bc2 d5 12. exd5 Nxd5 13. Qe1 h6 14. e4
Nf4 15. d4 exd4 16. cxd4 Nc6 17. Qe3 Nxd4 18. Bd1 Nfe6 19. Kh1 Nxf3 20. Nxf3
Qe7 21. Rc1 Qd6 22. Bb3 c6 23. e5 {Contessotto,E (2168)-Mareco,S San Antonio
de Padua 2001 1-0 (31)}) ({RR} 8... Bg4 9. Nbd2 Ne7 10. d4 Ng6 11. Qb3 b6 12.
Ng5 Qd7 13. Nxf7 Rxf7 14. Bxf7+ Qxf7 15. Qxf7+ Kxf7 16. Rac1 Rf8 17. c4 Kg8 18.
c5 Be6 19. cxd6 cxd6 20. d5 Bd7 21. Rc7 Bb5 22. Rfc1 a5 23. Rc8 {Semeria,
V-Fischer,M France 1996 0-1 (66)}) ({RR} 8... d5 9. exd5 Nxd5 10. Qe2 Be6 11.
Nbd2 Qe7 12. Rae1 f5 13. Nb3 Rae8 14. d4 e4 15. Bxd5 Bxd5 16. Nfd2 Be6 17. Qb5
Bc8 18. Nc5 a6 19. Nxa6 Na7 20. Qc5 bxa6 21. Qxa7 Rf6 22. Nb3 Rb6 23. Nc5 {
Grau Serra,B-Sola Porcuna,F Valencia 2004 1/2-1/2}) 9. Qe2 Na5 10. Nbd2 Nxc4
11. Nxc4 f5 12. Ncd2 f4 13. exf4 exf4 14. h3 Ne3 15. Rf2 c6 16. d4 Be6 17. Nf1
Bc4 18. Qd2 Bxf1 19. Raxf1 Nxf1 20. Rxf1 Qa5 21. a3 Rae8 22. Re1 Qb6 23. Kh1 h6
24. e5 Qd8 25. Qd3 Re6 26. Qc4 d5 27. Qd3 b5 28. Re2 Qe8 29. Nh2 Qg6 30. Qxg6
Rxg6 31. Nf3 Re6 32. Kh2 g5 33. Re1 Kg7 34. Ng1 Kg6 35. Rf1 h5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.41"]
[White "Matiuci, Bernardo Steinle"]
[Black "Re, Vinicius"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "1546"]
[BlackElo "1177"]
[PlyCount "117"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Nc6 7. h3 e5 8. d5 Ne7
9. Be3 Ne8 10. Nd2 ({RR} 10. g4 c5 11. Rg1 a6 12. a4 Kh8 13. Ra3 f5 14. gxf5
gxf5 15. Ng5 h6 16. Nf3 fxe4 17. Nh4 Nf6 18. Qd2 Kh7 19. Rxg7+ Kxg7 20. Bxh6+
Kf7 21. Qg5 Rg8 22. Bh5+ Nxh5 23. Qxh5+ Ng6 24. Nxg6 Qf6 {Hebert,J (2458)
-Gaspariants,V (2225) Quebec 2001 1-0}) ({RR} 10. g4 f5 11. gxf5 gxf5 12. exf5
Nxf5 13. Bg5 Qd7 14. Qd2 h6 15. Be3 Nxe3 16. fxe3 Nf6 17. O-O-O a6 18. Rdg1 Rb8
19. Rg6 Kh7 20. Rhg1 Rf7 21. Qc2 Qf5 22. Bd3 e4 23. Nxe4 Qxf3 24. Nxf6+ Rxf6 {
Jaskolka,T (2220)-Smietanska,W (1809) chess.com INT 2021 1-0}) 10... f5 11.
exf5 $146 ({RR} 11. f3 c6 12. Nb3 fxe4 13. fxe4 cxd5 14. cxd5 Bd7 15. Qd2 a6
16. a4 Nc8 17. a5 Qh4+ 18. Kd1 Nc7 19. Bf3 Qe7 20. h4 h5 21. Qe2 Na7 22. Na4
Qe8 23. Nb6 Bb5 24. Qc2 Rf7 25. Nxa8 Qxa8 {Umezinwa,G (2325)-Strenzwilk,D 
(2240) Philadelphia 1993 1-0 (58)}) ({RR} 11. f3 Nf6 12. O-O f4 13. Bf2 g5 14.
c5 dxc5 15. Bxc5 h5 16. Nc4 Ne8 17. d6 cxd6 18. Nxd6 Nxd6 19. Qxd6 Qxd6 20.
Bxd6 Kf7 21. Bc4+ Be6 22. Nd5 Rfc8 23. Bxe7 Rxc4 24. Bxg5 Bxd5 25. exd5 Bf6 {
Dvoryadkina,M-Krasnova,G Cherepovets 2001 0-1 (37)}) ({RR} 11. f3 fxe4 12.
Ndxe4 Nf5 13. Bf2 Nf6 14. O-O Bh6 15. Qd3 Nh5 16. Rfd1 Nf4 17. Qc2 Nxe2+ 18.
Qxe2 b6 19. Rab1 a6 20. b4 a5 21. a3 Ne7 22. c5 bxc5 23. bxc5 Ba6 24. Nb5 Rb8
25. a4 Qd7 {Klajderic,D-Suta,T (1507) Ptuj 2012 1-0 (36)}) 11... Nxf5 12. O-O
Nxe3 13. fxe3 Qg5 14. Rxf8+ Bxf8 15. Kf2 Bh6 16. Nf1 Nf6 17. Qd3 Qf5+ 18. Qxf5
Bxf5 19. Ng3 e4 20. Nxf5 gxf5 21. Rf1 Rf8 22. Nb5 f4 23. exf4 Bxf4 24. Ke1 Bg3+
25. Kd1 Be5 26. b4 c6 27. dxc6 bxc6 28. Nxa7 c5 29. b5 Ra8 30. Nc6 Bb2 31. Kc2
Rxa2 32. Kb3 Ra1 33. Kxb2 Rxf1 34. Bxf1 d5 35. b6 d4 36. b7 Nd7 37. b8=Q+ Nxb8
38. Nxb8 d3 39. Nd7 d2 40. Kc2 e3 41. Nxc5 Kf7 42. Be2 Kf6 43. Kd3 Ke5 44. Kxe3
d1=Q 45. Bxd1 Kd6 46. Kf4 Kxc5 47. Kg5 Kxc4 48. Kh6 Kd3 49. Kxh7 Ke3 50. g4 Kf4
51. h4 Kg3 52. g5 Kxh4 53. g6 Kg5 54. g7 Kh4 55. g8=Q Kh3 56. Qg4+ Kh2 57. Be2
Kh1 58. Bf3+ Kh2 59. Qg2# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.42"]
[White "Terra, Bruno De Oliveira"]
[Black "Dos Santos, Felipe Zeuli Biller"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1800"]
[BlackElo "1538"]
[PlyCount "93"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. Bd3 Bxd3 6. Qxd3 c6 7. Nbd2 Bd6 8.
Bg3 ({RR} 8. Bxd6 Qxd6 9. Ne5 Nbd7 10. Nxd7 Qxd7 11. Qa3 Qe7 12. Qxe7+ {
1/2-1/2 (12) Riff,V (2332)-Genov,P (2438) Mulhouse 2010}) 8... Bxg3 ({RR} 8...
Qc7 9. Ne5 Nbd7 10. f4 c5 11. c3 cxd4 12. exd4 O-O 13. O-O b5 14. Rac1 Rac8 15.
Bh4 a6 16. Kh1 Qb7 17. a3 Rc7 18. b4 Ne4 19. Nb3 Nb6 20. Nc5 Bxc5 21. dxc5 Nc4
22. Ra1 f6 23. Nf3 {Lovric,P (2080)-Frank,V (2008) Mali Losinj CRO 2019 1-0 
(37)}) 9. hxg3 h6 10. Ne5 $146 ({RR} 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nd7 13.
O-O Nf6 14. Qe2 O-O 15. c4 Qc7 16. Rfd1 Rfd8 17. Rd3 c5 18. Rad1 cxd4 19. Rxd4
Rxd4 20. Rxd4 Rd8 21. Qd3 Rxd4 22. Qxd4 Qd7 23. Qxd7 Nxd7 24. Kf1 Kf8 {
Sorensen,H (2245)-Petersen,N (2005) Copenhagen 1994 1/2-1/2 (53)}) ({RR} 10.
Rh4 Nbd7 11. g4 Rf8 12. g3 Qe7 13. g5 hxg5 14. Nxg5 e5 15. O-O-O O-O-O 16. Rdh1
Kb8 17. Nh7 Nxh7 18. Rxh7 Rg8 19. Qf5 Qf6 20. Qxf6 Nxf6 21. R7h4 exd4 22. exd4
Rde8 23. Rf4 Re7 24. Kd1 Kc7 {Harmatosi,J (2249)-Bereczki,J (2175) Hungary
2012 1/2-1/2 (33)}) ({RR} 10. c3 Qd6 11. Ne5 Nbd7 12. f4 Qe7 13. Nxd7 Nxd7 14.
Qc2 Nf6 15. O-O-O O-O-O 16. Rde1 Rhe8 17. e4 dxe4 18. Nxe4 Nxe4 19. Rxe4 Qc7
20. Rhe1 Rd5 21. Re5 Rxe5 22. Rxe5 g6 23. Qa4 Qb6 24. Qc4 Rd8 {Srdanovic,J 
(1737)-Khachatryan,N (1422) Porec 2015 1/2-1/2 (39)}) 10... Qd6 11. Qb3 b6 12.
Ndf3 Nbd7 13. O-O O-O 14. c4 Ne4 15. cxd5 cxd5 16. Rfc1 Rfc8 17. Qa4 Nxe5 18.
Nxe5 f6 19. Nd3 Qe7 20. Rc2 b5 21. Rxc8+ Rxc8 22. Qxb5 Rc2 23. Qb8+ Kh7 24. Rc1
Rd2 25. Nf4 Rxf2 26. Rc8 Rxf4 27. gxf4 Qf7 28. Rh8+ Kg6 29. Qe8 Nd6 30. Qxf7+
Kxf7 31. Ra8 Nc4 32. Rxa7+ Kg6 33. Kf2 Nxb2 34. Re7 Nd3+ 35. Kf3 Nb4 36. a4 Nc6
37. Rxe6 Na5 38. Ra6 Nc4 39. g4 h5 40. gxh5+ Kxh5 41. Ra8 f5 42. a5 Nxa5 43.
Rxa5 g5 44. fxg5 Kxg5 45. Ra6 Kh5 46. Kf4 Kh4 47. Rh6# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.43"]
[White "Barberi, Catarina"]
[Black "Staub, Mihaiu"]
[Result "1-0"]
[ECO "A96"]
[WhiteElo "1524"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O d6 7. Nc3 Ne4 8. Qc2
Nxc3 9. Qxc3 Bf6 10. Qc2 Nc6 ({RR} 10... Qe7 11. e4 Nc6 12. Be3 fxe4 13. Qxe4
e5 14. d5 Nd8 15. h4 g6 16. c5 Nf7 17. Rac1 dxc5 18. Bxc5 Nd6 19. Qe3 Bf5 20.
Ba3 e4 21. Nd4 Qg7 22. Ne6 Bxe6 23. dxe6 Bd4 24. Qb3 Kh8 25. Qa4 {Cheparinov,I
(2681)-Forster,R (2446) Jerusalem 2015 1-0 (31)}) ({RR} 10... e5 11. dxe5 dxe5
12. Rd1 Qe8 13. Bg5 e4 14. Bxf6 exf3 15. Bxg7 Kxg7 16. Bxf3 Nc6 17. Rd5 Be6 18.
Qc3+ Kg8 19. Rd3 Qf7 20. b3 Qg7 21. Qxg7+ Kxg7 22. Rad1 Rad8 23. Kg2 Rxd3 24.
Rxd3 Kf6 25. Bxc6 {Nguyen,H (1993)-Fajdetic,H (2151) chess.com INT 2021 1/2-1/
2 (65)}) 11. Rd1 Qe8 $146 ({RR} 11... Qe7 12. e3 e5 13. d5 Nd8 14. Rb1 Nf7 15.
b4 e4 16. Ne1 Ne5 17. Bb2 Ng4 18. h3 Bxb2 19. hxg4 Bf6 20. c5 Rd8 21. Rbc1 g6
22. cxd6 Rxd6 23. Qxc7 Qxc7 24. Rxc7 Be6 25. gxf5 gxf5 26. Rxb7 {Guegan,
M-Poure,P Noisy le Grand 1996 1-0 (32)}) ({RR} 11... Qe7 12. d5 Nb4 13. Qd2 Na6
14. dxe6 Bxe6 15. Nd4 Bc8 16. Rb1 Nc5 17. Qc2 g6 18. b4 Ne4 19. Rb3 a5 20. Ra3
c5 21. bxc5 dxc5 {1/2-1/2 (21) Trkulja,G (2323)-Schroll,G (2400) Vienna 2009})
({RR} 11... Qe7 12. Be3 e5 13. d5 Nb4 14. Qd2 Na6 15. b4 h6 16. b5 Nb8 17. Qc2
b6 18. a4 a5 {1/2-1/2 (18) Svensson,S-Kragh,N (2046) Esbjerg 2004}) 12. a3 e5
13. d5 Nb8 14. e4 Qh5 15. Re1 a5 16. Bd2 a4 17. Bc3 Nd7 18. exf5 Nc5 19. Nd2
Bxf5 20. Ne4 Kh8 21. Qe2 Qxe2 22. Rxe2 Nb3 23. Rae1 Rae8 24. Nd2 Nc5 25. Be4
Bg5 26. Bxf5 Bxd2 27. Rxd2 Rxf5 28. f4 e4 29. Rde2 Rf7 30. Bd4 Rfe7 31. Bxc5
dxc5 32. Kf2 h6 33. h3 g6 34. Re3 Kg7 35. R1e2 Kf6 36. g4 h5 37. Kg3 b6 38. h4
1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.44"]
[White "Nunes, Rafael Klanfer"]
[Black "Santiago, Mauro"]
[Result "1/2-1/2"]
[ECO "B86"]
[WhiteElo "1789"]
[BlackElo "1516"]
[PlyCount "25"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Bc4 d6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 a6 7. Bb3 Be7 8. f3
Nbd7 ({RR} 8... O-O 9. Be3 Qc7 10. Qd2 Nc6 11. O-O-O b5 12. g4 Bb7 13. g5 Nxd4
14. Bxd4 Nh5 15. h4 b4 16. Ne2 a5 17. Ba4 d5 18. e5 Ba6 19. Nf4 Nxf4 20. Qxf4
Rfc8 21. Rh2 Bc5 22. h5 Bxd4 23. Rxd4 {Tasev,D (2272)-Begunov,K (2325) chess.
com INT 2021 0-1 (47)}) 9. Bxe6 fxe6 10. Nxe6 Qb6 $146 ({RR} 10... Qa5 11.
Nxg7+ Kf7 12. Nf5 Ne5 13. Nxe7 Kxe7 14. O-O Rg8 15. Qe1 Nc4 16. Kh1 Qh5 17. b3
Ne5 18. Nd5+ Nxd5 19. exd5 Kf7 20. Bf4 Bd7 21. Bxe5 dxe5 22. f4 e4 23. c4 Rae8
24. Qe3 Rg6 25. Rf2 {Libersan,T (2078)-Malveau,C (1980) Montreal 2005 1/2-1/2 
(39)}) ({RR} 10... Qa5 11. Nxg7+ Kf7 12. Nf5 Qc7 13. Nd5 Nxd5 14. Qxd5+ Kf6 15.
g4 Nb6 16. Qd4+ {1-0 (16) Roux,P-Launiau,S France 1996}) 11. Nxg7+ Kd8 12. Ne6+
Ke8 13. Ng7+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.45"]
[White "Ferian, Christian"]
[Black "Sulz, Isaque Sathler"]
[Result "0-1"]
[ECO "B34"]
[BlackElo "1516"]
[PlyCount "36"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. e5 Nxe5 8.
h3 $146 ({RR} 8. Bf4 Nc6 9. Ndb5 d6 10. Bc4 O-O 11. O-O a6 12. Nd4 Nxd4 13.
Qxd4 e5 14. Bxe5 dxe5 15. Qxe5 Ng4 16. Qg3 Qd4 17. Bb3 Be5 18. Qh4 Qd8 19. Qxd8
Rxd8 20. h3 Nf6 21. Na4 b5 22. Nb6 Rb8 {Abalde Fernandez,E-Georgiev,V (2435)
Nigran 1996 0-1 (31)}) ({RR} 8. Qd2 O-O 9. Be2 d6 10. Bf4 Nc6 11. Nf3 Qa5 12.
Rb1 Be6 13. b4 Nxb4 14. O-O Nxa2 15. Nxa2 Qxd2 16. Bxd2 Bxa2 17. Rxb7 Rfe8 18.
Ra1 Bd5 19. Raxa7 Bxb7 20. Rxb7 Ra1+ 21. Ne1 Ne4 22. Bb4 Nc3 {Mabitsela,M 
(1119)-De Kock,L (1412) Gauteng 2017 0-1}) ({RR} 8. Bf4 Nc6 9. Nxc6 bxc6 10.
Be5 O-O 11. g4 d6 12. Bd4 c5 13. Bxf6 Bxf6 14. Qd2 Bxg4 15. h4 Qd7 16. Be2 Bxe2
17. Qxe2 Rfb8 18. Qf3 Qe6+ 19. Kd2 Kg7 20. Rae1 Qd7 21. Kc1 Qb7 22. Qxb7 Rxb7 {
Hatasova,M (1250)-Kubosova,J (1250) Sec u Chrudimi 2007 1/2-1/2 (66)}) ({RR} 8.
Be2 d6 9. h3 Bd7 10. g4 Nc6 11. Qd2 Nxd4 12. Bxd4 Bc6 13. f3 O-O 14. O-O-O Qa5
15. Be3 b5 16. g5 Nh5 17. Bd4 e5 18. Bf2 Nf4 19. Kb1 d5 20. Nxd5 Qxd2 21. Ne7+
Kh8 22. Rxd2 Nxe2 {Veel,E-Otte,M Alkmaar 1993 0-1 (56)}) 8... O-O 9. f4 Nc6 10.
g4 d5 11. Qf3 Ne4 12. Nxc6 Bxc3+ 13. bxc3 bxc6 14. Bd4 c5 15. Bg1 Qa5 16. Kd1
Nxc3+ 17. Ke1 Ne4+ 18. Kd1 Qd2# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.46"]
[White "Rojo, Antonio Maia Rosa"]
[Black "Nicacio, Daniel Ramos"]
[Result "0-1"]
[ECO "A41"]
[BlackElo "1479"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d6 2. d4 Nd7 3. e3 ({RR} 3. c4 c5 4. d5 b5 5. cxb5 a6 6. e4 axb5 7. Bxb5
Ba6 8. Bxa6 Qa5+ 9. Nc3 Qxa6 10. Qe2 Qxe2+ 11. Kxe2 g6 12. b3 Bg7 13. Bb2 Ngf6
14. Nd2 O-O 15. Nc4 Rfb8 16. Rhb1 Nb6 17. Ne3 e6 {Chatalbashev,B (2546)-Garcia
Fernandez,C (2358) La Roda 2004 1-0 (50)}) 3... e5 4. b3 Ngf6 $146 ({RR} 4...
c6 5. c4 Ngf6 6. Nc3 e4 7. Nd2 d5 8. f3 Bb4 9. Qc2 exf3 10. Nxf3 Ne4 11. Bd2
Nxd2 12. Nxd2 Nf6 13. O-O-O Qa5 14. Kb2 Be6 15. Bd3 Ng4 16. Rde1 Nf2 17. Rhf1
Nxd3+ 18. Qxd3 O-O-O 19. c5 {Dalton,J (1966)-Hebden,M (2491) Reading 2017 0-1 
(51)}) ({RR} 4... e4 5. Nfd2 f5 6. c4 Ngf6 7. Nc3 Be7 8. b4 O-O 9. a4 c5 10.
bxc5 dxc5 11. d5 Ne5 12. Bb2 Bd6 13. h3 a6 14. Be2 Qe8 15. g3 Bd7 16. a5 g5 17.
Qc2 Qg6 18. Na4 Rae8 19. Ba3 {Kalinin,M (2380)-Konenkin,D (2243) Minsk 2015
1-0 (51)}) ({RR} 4... c6 5. Bb2 Qa5+ 6. Qd2 Qc7 7. dxe5 dxe5 8. Nc3 Ngf6 9.
O-O-O Bb4 10. Qe2 Qa5 11. Nb1 Qxa2 12. Nxe5 Nxe5 13. Bxe5 Be6 14. Bxf6 gxf6 15.
Qf3 Ke7 16. Qf4 a5 17. Bc4 Bxc4 18. Qxc4 Qa1 19. Qe4+ {Schmidt,P (2104)-Fritz,
A (1913) Werther 2005 1-0 (31)}) 5. Bb2 Qe7 6. Nbd2 e4 7. Ng5 h6 8. Nh3 g6 9.
f3 Bg7 10. Qe2 O-O 11. Nf2 d5 12. O-O-O Re8 13. fxe4 Nxe4 14. Ndxe4 dxe4 15. g3
Nf6 16. Bg2 a5 17. a4 Bd7 18. Qc4 c6 19. Qc5 h5 20. Ba3 Qxc5 21. dxc5 Bf5 22.
Bb2 Nd5 23. Rhe1 Bh6 24. Bd4 Rad8 25. Bh3 Bxh3 26. Nxh3 f5 27. Nf4 Nxf4 28.
gxf4 Kf7 29. Rg1 Rd5 30. Bc3 Rxc5 31. Rd7+ Ke6 32. Rh7 Rxc3 33. Rxg6+ Kd5 34.
Rgxh6 Rxe3 35. Rxh5 Rf3 36. Rxf5+ Kd4 37. Rd7+ Kc3 38. Re5 Rxe5 39. fxe5 Rf1+
40. Rd1 Rf2 41. h4 Rxc2+ 42. Kb1 Rf2 43. e6 Rf6 44. e7 Re6 45. Rd7 e3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.47"]
[White "Brujin, Homero"]
[Black "Goncalves, Ricardo Henrique Si"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "1479"]
[BlackElo "1800"]
[PlyCount "109"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d6 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. O-O O-O 6. c3 Nbd7 7. Nbd2 c5 8. e4
cxd4 9. cxd4 Qc7 10. Re1 e5 11. Nb3 ({RR} 11. d5 Nc5 12. b3 Nd3 13. Re3 Nxf2
14. Qe2 N6g4 15. Qc4 Qb6 16. Nf1 Nd1 {0-1 (16) Ortega Hermida,D (2240)-Garcia
Martinez,S (2395) Linares 2002}) 11... Re8 $146 ({RR} 11... a5 12. a4 h6 13.
Bd2 Qb6 14. Bc3 Re8 15. Ra3 Nf8 16. Qd2 Bd7 17. Bxa5 Qa7 18. Bc7 d5 19. exd5 e4
20. Ne5 Nxd5 21. Bd6 Bf5 22. a5 f6 23. Nc4 Rad8 24. Bc5 Qb8 25. Ne3 Nxe3 26.
fxe3 {Gergel,V (2202)-Dovzhenko,V (2189) Pardubice 2015 1-0 (74)}) 12. d5 b6
13. Bd2 Nc5 14. Nxc5 bxc5 15. a3 Bg4 16. Qc2 Rac8 17. Bc3 Bxf3 18. Bxf3 Qd7 19.
Bg2 Nh5 20. Rad1 f5 21. Bh3 Rf8 22. exf5 gxf5 23. Qe2 Qf7 24. b4 c4 25. Qa2 Rc7
26. b5 Nf6 27. Qd2 Qg6 28. Bg2 Bh6 29. Qc2 Nd7 30. Bb4 Rb8 31. a4 a6 32. Bh3
Rf8 33. Ba5 Rcc8 34. bxa6 Qh5 35. Bg2 f4 36. Re4 Ra8 37. Bc7 Rxa6 38. Rxc4 Nf6
39. h3 fxg3 40. fxg3 Be3+ 41. Kh2 e4 42. Rf1 Ng4+ 43. Kh1 Rxf1+ 44. Bxf1 Nf2+
45. Kh2 Ng4+ 46. Kg2 Ne5 47. Be2 Qf7 48. h4 Qf2+ 49. Kh3 Nxc4 50. Qxc4 Ra7 51.
Bxd6 Rxa4 52. Qc8+ Kg7 53. Be5+ Kf7 54. Bh5+ Ke7 55. d6# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.48"]
[White "Pirone, Rafael"]
[Black "Regiani, Rafael"]
[Result "0-1"]
[ECO "A07"]
[BlackElo "1476"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Bf5 3. Bg2 c6 4. O-O e6 5. d3 Nf6 6. Nbd2 Nbd7 7. Re1 Qb6 ({RR
} 7... h6 8. e4 Bh7 9. b3 Bc5 10. Bb2 O-O 11. e5 Ne8 12. d4 Be7 13. c4 Nc7 14.
Rc1 a5 15. a4 Na6 16. c5 Nb4 17. Re3 b6 18. cxb6 Qxb6 19. Bf1 Rfc8 20. h4 Rc7
21. Rec3 Na2 22. Nb1 {Zablotsky,S (2427)-Shomoev,A (2496) chessassistantclub.
com INT 2004 0-1}) ({RR} 7... Bg4 8. h3 Bh5 9. b3 Bc5 10. Bb2 O-O 11. e3 a5 12.
a3 Re8 13. Qe2 e5 14. g4 Bg6 15. Nxe5 Nxe5 16. d4 Nexg4 17. hxg4 Bd6 18. c4 h5
19. cxd5 cxd5 20. gxh5 Bxh5 21. Bf3 Bg6 22. Rac1 {Tasdogen,D (2301)-Acosta,P 
(2465) chess.com INT 2021 1-0 (81)}) 8. h3 Bd6 $146 ({RR} 8... Be7 9. e4 dxe4
10. dxe4 Bg6 11. a4 O-O 12. a5 Qc7 13. Nh4 Bb4 14. Nxg6 hxg6 15. a6 b6 16. c3
Be7 17. Qe2 Rad8 18. e5 Nd5 19. Nb3 Nc5 20. Nd4 b5 21. Rd1 Qb6 22. c4 Nb4 23.
Be3 {Neukum,N-Pokorny,K Erlangen 1994 1-0 (36)}) 9. e4 Bxg3 10. exf5 Bxf2+ 11.
Kh1 Bxe1 12. Qxe1 O-O-O 13. fxe6 fxe6 14. Nb3 Rde8 15. Bf4 Nh5 16. Bh2 Rhf8 17.
a4 Nf4 18. Ne5 Nxg2 19. Kxg2 Rf5 20. Nxd7 Kxd7 21. Qg3 e5 22. a5 Qd8 23. Nc5+
Kc8 24. Kh1 Rg5 25. Qe3 Qf6 26. Rg1 Rf5 27. d4 Rf3 28. dxe5 Rxe3 29. exf6 gxf6
30. Rg7 Re1+ 31. Bg1 R1e7 32. Rxe7 Rxe7 33. c3 b6 34. axb6 axb6 35. Na4 b5 36.
Nc5 Re2 37. b4 Rc2 38. Bd4 f5 39. Ne6 h6 40. Kg1 Kd7 41. Nc5+ Ke7 42. Nd3 Kf7
43. Ne5+ Ke6 44. Nxc6 Ra2 45. Na7 f4 46. Nxb5 Kf5 47. Nd6+ Kg5 48. b5 Kh4 49.
b6 Kxh3 50. Bf2 Ra1+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.49"]
[White "Silva, Juliana Figueira Th"]
[Black "Desideri, Ricardo Maruchi"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1747"]
[BlackElo "1959"]
[PlyCount "66"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 e5 7. d5 Na6 8. Nf3 Nh5
9. g4 ({RR} 9. a3 c6 10. b4 c5 11. Nd2 b6 12. Rb1 Bd7 13. g3 Be8 14. b5 Nc7 15.
Be2 f5 16. exf5 Nf4 17. gxf4 exf4 18. Bxf4 Rxf5 19. Bg3 Bxc3 20. O-O a6 21. Bg4
axb5 22. Ne4 Bd4 23. Bxf5 gxf5 {Li,C (2700)-Rapport,R (2681) Reykjavik 2014
1-0 (33)}) 9... Nf4 10. Qd2 Nc5 $146 ({RR} 10... f5 11. gxf5 gxf5 12. Bxf4 exf4
13. O-O-O fxe4 14. Nxe4 Bf5 15. Bd3 Bxe4 16. Bxe4 Nc5 17. Qc2 Nxe4 18. Qxe4 Qf6
19. Rd2 Rae8 20. Qd3 Re7 21. Rg1 Rfe8 22. Kd1 Kh8 23. Ng5 Bh6 24. Ne6 c5 25. f3
{Aldave Aguado,A-Otano Villanueva,J (1806) Huarte 2010 1-0 (46)}) ({RR} 10...
f5 11. Nh2 Nc5 12. Bxc5 dxc5 13. O-O-O Kh8 14. Kb1 Bd7 15. Qe3 Qe7 16. Qg3 c6
17. Bd3 cxd5 18. Nxd5 Nxd5 19. cxd5 c4 20. Bc2 f4 21. Qc3 b5 22. Nf3 Qc5 23.
Qd2 b4 24. Ne1 c3 25. Nd3 {Ahmedhanov,N (1795)-Lindborg,P (2161) Vaxjo 2016 0-1
}) ({RR} 10... f5 11. gxf5 gxf5 12. Bxf4 exf4 13. Bd3 Nc5 14. exf5 Qe7+ 15. Kd1
Nxd3 16. Qxd3 Bxf5 17. Qd2 Rae8 18. Nd4 Qf6 19. Nxf5 Qxf5 20. h4 Re7 21. Nb5
Qg4+ 22. Kc1 Re2 23. Qd1 Bxb2+ 24. Kb1 Qf5+ 25. Qc2 {Zoebinger,B-Gouliev,S 
(2285) Hollabrunn 1998 0-1}) ({RR} 10... f5 11. gxf5 gxf5 12. Bxf4 exf4 13.
O-O-O Nc5 14. exf5 Bxf5 15. Nd4 Bg6 16. f3 Qd7 17. h4 Rae8 18. b4 Nd3+ 19. Bxd3
Bxd4 20. Qc2 Re3 21. h5 Bxd3 22. Rxd3 Qg7 23. h6 Qe5 24. Ne4 Rxd3 25. Qxd3 {
Muehlbauer,G (1918)-Saathoff,R (2053) Bayern 2014 1/2-1/2}) 11. O-O-O f5 12.
gxf5 gxf5 13. Nxe5 Nxe4 14. Nxe4 dxe5 15. Bxf4 exf4 16. Nc3 Qf6 17. f3 Bd7 18.
Kb1 Qe5 19. Ne2 Rae8 20. Nxf4 Bh6 21. Rg1+ Kf7 22. Nd3 Qe3 23. Qh2 f4 24. Re1
Qd4 25. Rd1 Bf5 26. Ka1 Re3 27. Nf2 Rc3 28. Be2 Qe3 29. Ne4 Rc2 30. Rge1 Bg7
31. Rb1 Qa3 32. Ng5+ Kg8 33. Rg1 Bxb2+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.50"]
[White "Navarro, Gustavo Kazuo Yura"]
[Black "Bastos, Danillo Alves"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1800"]
[BlackElo "1667"]
[PlyCount "168"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 c5 5. Bg2 Nc6 6. Ngf3 Be7 7. O-O O-O 8. Re1
b6 9. Qe2 Bb7 10. b3 $146 ({RR} 10. e5 Nd7 11. Nf1 b5 12. h4 a5 13. N1h2 Qc7
14. Bf4 Rfe8 15. h5 Ba6 16. Ng4 b4 17. Qd2 c4 18. d4 Rac8 19. c3 a4 20. Nf6+
Nxf6 21. exf6 Bd6 22. Bxd6 Qxd6 23. Qg5 Qf8 24. Ne5 Nxe5 {Meyer,S (2125)-Diaz,
J Germany 1995 1-0 (36)}) ({RR} 10. e5 Nd7 11. Nf1 Rc8 12. h4 Re8 13. c3 Nf8
14. N1h2 d4 15. c4 Nb8 16. h5 a6 17. Ng4 b5 18. b3 Nbd7 19. h6 g6 20. Rb1 Qa5
21. a3 Bc6 22. Bd2 Qb6 23. Bg5 Bxg5 24. Nxg5 Bxg2 {Kekic,A (2164)-De Arruda,L 
(2038) chess.com INT 2022 1-0 (32)}) ({RR} 10. Nf1 Rc8 11. Bf4 Nh5 12. Bd2 Nf6
13. e5 Nd7 14. Bf4 Re8 15. d4 Nf8 16. Ne3 Ng6 17. Kh1 Na5 18. Nf1 c4 {1/2-1/2 
(18) Kruusiauk,H-Fomina,T Riga (Latvia) 1968}) ({RR} 10. e5 Nd7 11. h4 Rc8 12.
Nf1 Re8 13. N1h2 b5 14. c3 d4 15. Bg5 Qb6 16. Bxe7 Rxe7 17. cxd4 cxd4 18. Qd2
a5 19. Rac1 Nc5 20. Bf1 Rec7 21. Qf4 Nb4 22. Rcd1 Bxf3 23. Nxf3 Nxa2 24. Qxd4
Nb4 {Albrecht,H-Konle,W Germany 1989 1/2-1/2 (52)}) 10... Nb4 11. e5 Nxc2 12.
exf6 Bxf6 13. Rb1 Nxe1 14. Qxe1 Re8 15. Ne5 Ba6 16. Ndf3 Rc8 17. Bb2 b5 18. Rc1
Be7 19. Qd2 f6 20. Ng4 c4 21. dxc4 bxc4 22. bxc4 Bxc4 23. a3 Bb3 24. Rxc8 Qxc8
25. Qe3 Bc4 26. Nd2 Bc5 27. Qe1 Kf7 28. Nxc4 dxc4 29. Qc3 Be7 30. Bf1 Qc6 31.
Ne3 Rd8 32. Qxc4 Qb6 33. Qc2 g6 34. Qc3 Rb8 35. Nc4 Qb3 36. Qxb3 Rxb3 37. Kg2
Bc5 38. Be2 e5 39. Nd6+ Ke7 40. Nc4 Bd4 41. Bxd4 exd4 42. Bd1 Rc3 43. Na5 Kd6
44. Bf3 d3 45. Bd1 Ke5 46. Kf1 Kd4 47. Nb3+ Kc4 48. Nd2+ Kb5 49. a4+ Kb4 50.
Ne4 Rc6 51. Ke1 f5 52. Ng5 h6 53. Nf7 Kc3 54. Ne5 Rd6 55. f4 g5 56. Nf3 gxf4
57. gxf4 Rg6 58. Kf2 d2 59. h3 Re6 60. Nh4 Re1 61. Bf3 d1=Q 62. Bxd1 Rxd1 63.
Nxf5 Rd5 64. Ne3 Rd2+ 65. Kf3 Kd4 66. Nf5+ Kd5 67. Nxh6 Ke6 68. Kg4 Kf6 69. Nf5
Rg2+ 70. Ng3 Ra2 71. h4 Rxa4 72. Ne2 a5 73. Nc3 Ra1 74. Nd5+ Kf7 75. Kf5 a4 76.
h5 a3 77. h6 a2 78. Nc3 Rh1 79. Nxa2 Rxh6 80. Nc3 Ra6 81. Kg5 Rg6+ 82. Kf5 Rf6+
83. Ke4 Re6+ 84. Kf3 Kf6 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.51"]
[White "Moreira, Paulo Vinicius Mace"]
[Black "Santana, Expedito"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1711"]
[BlackElo "1408"]
[PlyCount "101"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. g3 Bf5 5. Bg2 e6 6. O-O Bd6 7. Bf4 Bxf4 8. gxf4
O-O ({RR} 8... Qb6 9. Qc1 Nbd7 10. Nbd2 O-O 11. Kh1 c5 12. Nb3 dxc4 13. Qxc4
cxd4 14. Qxd4 Be4 15. Qxb6 Nxb6 16. Nc5 Bd5 17. Ne5 Bxg2+ 18. Kxg2 Nbd5 19. e3
b6 20. Nb3 Rfc8 21. Rac1 Ne7 22. Nd4 Nfd5 23. Kf3 {Liang,J (1738)-Kelly,A 
(1847) Sunningdale 2013 1/2-1/2 (39)}) 9. Nbd2 Nbd7 10. Ne5 $146 ({RR} 10. Qb3
Ne4 11. Qe3 Qb6 12. b3 Qa5 13. Rfe1 Ndf6 14. h3 Rfd8 15. a3 c5 16. b4 cxb4 17.
Ng5 Nd6 18. c5 Nb5 19. Nb3 Qa4 20. c6 b6 21. axb4 Qxb4 22. Nf3 a5 23. Ne5 a4
24. Nd2 Qxd4 {Krylov,A (2103)-Krylov,K (2204) St Petersburg 2006 0-1}) 10...
Ne4 11. Nxe4 Bxe4 12. f3 Bg6 13. Qb3 Rb8 14. Rad1 dxc4 15. Qxc4 Nb6 16. Qb3 Nd5
17. e3 Qc7 18. Rfe1 Rfd8 19. Qa4 Ra8 20. Rc1 Qb6 21. Nxg6 hxg6 22. Re2 Nxf4 23.
Rd2 Nd5 24. Re1 c5 25. f4 cxd4 26. Qxd4 Qxd4 27. Rxd4 Rac8 28. Red1 Re8 29. Kf2
Rc2+ 30. R1d2 Rxd2+ 31. Rxd2 Rc8 32. Ke2 Rd8 33. Ke1 Rc8 34. Bxd5 exd5 35. Rxd5
Rc2 36. Rd2 Rc1+ 37. Ke2 Rc7 38. Rd8+ Kh7 39. Kd2 f6 40. Kd3 g5 41. fxg5 fxg5
42. Rd4 Rf7 43. h4 gxh4 44. Rxh4+ Kg6 45. Ra4 b6 46. Kd4 Kh5 47. e4 g5 48. Ra3
g4 49. e5 Rd7+ 50. Ke4 Kg5 51. e6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.52"]
[White "Gazineu Neto, Rubens"]
[Black "Parijos De Melo, Luiz Claudio"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "1912"]
[BlackElo "1720"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nf3 c5 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d3 O-O 8. e4 d6
9. Re1 Nbd7 10. d4 cxd4 11. Nxd4 a6 12. b3 Qc7 13. Bb2 Rac8 14. h3 $146 ({RR} 
14. Rc1 Rfd8 15. h3 Bf8 16. Qe2 g6 17. Qe3 Qb8 18. f3 e5 19. Nc2 d5 20. Qe2 d4
21. Nd5 Nxd5 22. exd5 b5 23. Rf1 bxc4 24. bxc4 Bxd5 25. Nxd4 exd4 26. cxd5 Qxg3
27. Bxd4 Bd6 28. Rfe1 Rxc1 {Bullig,R (1772)-Kornrumpf,J (2046) Berlin 2015 0-1
(50)}) ({RR} 14. Qe2 Rfd8 15. Rad1 Bf8 16. f4 h5 17. h3 e5 18. Nf3 exf4 19.
gxf4 Re8 20. Qc2 b5 21. Nd2 bxc4 22. Nxc4 d5 23. Nxd5 Nxd5 24. exd5 Qxf4 25.
Rxe8 Rxe8 26. d6 Bxg2 27. Qxg2 Re6 28. Rf1 Qh4 {Gudath,R (2020)-Hermann,T 
(2000) Germany 1988 1/2-1/2 (34)}) ({RR} 14. Qe2 Qb8 15. Rad1 Rfd8 16. f4 Bf8
17. Kh1 Qa8 18. Nc2 Nc5 19. Rd4 Bc6 20. Nb4 Bb7 21. Red1 e5 22. fxe5 dxe5 23.
Rxd8 Rxd8 24. Nbd5 Nxd5 25. Nxd5 Bxd5 26. exd5 Bd6 27. Rf1 Qc8 28. Be4 {
1/2-1/2 (28) Overesch,A (1948)-Beutelhoff,J (2129) Germany 2011}) 14... Rfd8
15. Kh2 Bf8 16. Rc1 Qb8 17. Qd2 d5 18. exd5 exd5 19. cxd5 Qa8 20. Nf5 Nc5 21.
Rcd1 b5 22. b4 Ncd7 23. Qg5 Qa7 24. Nh6+ Kh8 25. Nxf7+ Kg8 26. Nxd8 Rxd8 27.
Ne4 Bxb4 28. Nxf6+ Nxf6 29. Bxf6 Bxd5 30. Bxd5+ Kh8 31. Bxg7+ Qxg7 32. Qxd8+
1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.53"]
[White "Miragaia, Pedro Maddi Damian"]
[Black "De Paula, Luan Araujo"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1769"]
[BlackElo "1863"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 c6 4. e3 Bf5 5. f3 e6 6. g4 Bg6 7. h4 h5 8. g5 Nfd7
({RR} 8... Ng8 9. Bd3 Bxd3 10. Qxd3 Ne7 11. e4 Ng6 12. Be3 dxe4 13. fxe4 Bd6
14. O-O-O Nd7 15. Nge2 Qa5 16. Rhf1 Rf8 17. e5 Bb4 18. Rf3 Nxh4 19. Rh3 Nf5 20.
Rxh5 O-O-O 21. Rdh1 Nxe5 22. Qe4 Nc4 23. Bf4 {Fiorito,F (2362)-Cramling Bellon,
A (2057) chess.com INT 2022 1-0 (59)}) 9. Qd2 ({RR} 9. Bd3 Bxd3 10. Qxd3 g6 11.
Nge2 Bg7 12. Bd6 Nb6 13. Bc5 N8d7 14. Bd6 Nc4 15. Ba3 Qa5 16. O-O Nxa3 17. bxa3
Qxa3 18. Rfb1 b5 19. Nf4 Qd6 20. a4 e5 21. axb5 exf4 22. bxc6 Qxc6 23. Ra6 Qc4
{Grandelius,N (2643)-Bologan,V (2640) Doha 2016 1-0 (49)}) 9... Qa5 10. a3 $146
({RR} 10. Nh3 Bb4 11. Bxb8 Rxb8 12. Nf4 Bf5 13. Bg2 Nb6 14. Nfe2 Nc4 15. Qc1 e5
16. dxe5 Nxe5 17. O-O Nc4 18. a3 Bxc3 19. Nxc3 O-O 20. Nd1 Rfe8 21. b3 Nd6 22.
b4 Qb6 23. Re1 Nc4 24. Kf2 d4 {Nabaty,T (2582)-Zpevak,P (2379) Pardubice 2012
0-1 (34)}) 10... b5 11. Na2 Qb6 12. b4 a5 13. c3 Be7 14. Qh2 axb4 15. axb4 Ra3
16. Bc7 Qa7 17. Ba5 e5 18. Qb2 Ra4 19. Be2 O-O 20. Bd1 Rxa5 21. bxa5 Qxa5 22.
Nb4 Qb6 23. Ne2 f6 24. f4 Be4 25. Rf1 fxg5 26. fxg5 Rxf1+ 27. Kxf1 c5 28. Nc2
Qe6 29. Ng1 exd4 30. cxd4 Qf5+ 31. Ke1 c4 32. Nb4 Bd6 33. Bxh5 Qf8 34. Nxd5
Bxd5 35. Qxb5 Bg3+ 36. Kd2 Qf2+ 37. Be2 c3+ 38. Kd3 Qf5+ 39. Kxc3 Qe6 40. Kd2
Bxh4 41. Nf3 Bg3 42. Ra6 Nxa6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.54"]
[White "Bonilla Viamonte, Diego Armando"]
[Black "Dos Santos, Rafaela Alves"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1620"]
[BlackElo "1800"]
[PlyCount "57"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. d3 d5 4. cxd5 Nxd5 5. g3 Nxc3 6. bxc3 Nc6 7. Bg2 Bd6 8.
Nf3 h6 $146 ({RR} 8... a6 9. O-O O-O 10. Nd2 Ne7 11. Nc4 c6 12. a4 Be6 13. Nxd6
Qxd6 14. Ba3 Qc7 15. c4 f5 16. a5 Rad8 17. Qc2 Rf7 18. Bc5 Ra8 19. Rfb1 f4 20.
Rb2 fxg3 21. hxg3 Nf5 22. Qc3 Nd4 23. Bxd4 {Adaszewski,P (1706)-Bartoszewski,T
Szklarska Poreba 2011 1-0}) 9. Be3 Be6 10. O-O Qf6 11. Nd2 Qg6 12. Rb1 Nd8 13.
Bxb7 Nxb7 14. Rxb7 Bh3 15. Qa4+ Bd7 16. Qe4 Bf5 17. Qc6+ Bd7 18. Qg2 O-O 19.
Rfb1 Qh5 20. f3 Bh3 21. Qf2 f5 22. Bc5 Qg5 23. Bxd6 cxd6 24. Nf1 h5 25. f4 exf4
26. Qxf4 Qg6 27. Rd7 Qe6 28. Rbb7 Qf6 29. Qxd6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.55"]
[White "De Bastiani, Tales Otavio"]
[Black "Dionisio, Alex Monteiro"]
[Result "0-1"]
[ECO "A24"]
[WhiteElo "1800"]
[BlackElo "1514"]
[PlyCount "60"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 c6 6. O-O O-O 7. d3 e5 8. Qc2 h6
({RR} 8... Re8 9. Rd1 Nbd7 10. Bd2 Qe7 11. Rac1 a5 12. Ne4 Nxe4 13. dxe4 Nc5
14. Be3 Bf6 15. Bxc5 dxc5 16. Rd3 Bg4 17. Rcd1 Red8 18. h4 Rxd3 19. Rxd3 Rd8
20. Kf1 Rxd3 21. Qxd3 Bxf3 22. Bxf3 h5 23. Bg2 {Andersson,U (2585)-Ree,H (2420)
Wijk aan Zee 1976 1/2-1/2 (58)}) ({RR} 8... Qe7 9. e4 a5 10. b3 Na6 11. h3 Bd7
12. Be3 b5 13. Rad1 a4 14. cxb5 axb3 15. axb3 Nb4 16. Qb1 c5 17. Nd2 Rfb8 18.
Nc4 Bxb5 19. Rd2 Bxc4 20. dxc4 Nc6 21. Nb5 Nd4 22. Bxd4 cxd4 23. Ra2 {Sypula,K
(1656)-Safanowski,T (1688) Warsaw POL 2021 1/2-1/2}) 9. a3 $146 ({RR} 9. b4 a5
10. Rb1 axb4 11. Rxb4 Na6 12. Rb1 Nc5 13. Nd2 Be6 14. Nde4 Nfxe4 15. Nxe4 Nxe4
16. Bxe4 f5 17. Bg2 Qd7 18. Bd2 b5 19. cxb5 Rxa2 20. Qc1 cxb5 21. Bc6 Qc7 22.
Bd5 Qf7 23. Bxa2 Bxa2 {Mammadova,N (2211)-Chanturia,T (2000) Batumi 2000 1-0 
(65)}) ({RR} 9. Rb1 Be6 10. b4 Qc7 11. Ba3 Rc8 12. Ne4 Ne8 13. Rfc1 Nd7 14. Qd2
a6 15. e3 Qd8 16. Qe2 b5 17. Bb2 Rab8 18. c5 d5 19. Nc3 a5 20. a3 Nc7 21. Nd2
Na6 22. Na2 d4 23. Ra1 Bxa2 {Schmitt,M-Gerigk,E Berlin West 1989 0-1 (39)}) ({
RR} 9. Bd2 Be6 10. Rab1 Qc8 11. Ne1 Bh3 12. f4 Bxg2 13. Kxg2 exf4 14. Bxf4 Ne8
15. Nf3 f5 16. Rbe1 Nd7 17. Bc1 Ne5 18. e3 Nxf3 19. Rxf3 Nf6 20. Ref1 Qd7 21.
Ne2 Nh5 22. Bd2 g5 23. d4 Qe6 {Valenti,R-Accouri,P Chartres 1990 0-1 (37)})
9... Be6 10. b4 Qd7 11. Be3 Bh3 12. Rfc1 Bxg2 13. Kxg2 Na6 14. Qd2 Ng4 15. h3
Nxe3+ 16. Qxe3 f5 17. d4 e4 18. Nd2 d5 19. c5 Nc7 20. Nb3 Ne6 21. f4 exf3+ 22.
exf3 f4 23. Qf2 fxg3 24. Qxg3 Rf5 25. Kh2 Rg5 26. Qh4 Rf8 27. Rf1 Rf4 28. Qf2
Qc7 29. Kh1 Nxd4 30. Nxd4 Bxd4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.56"]
[White "Gonsales, Matias Lins"]
[Black "Simao, Davi Ribeiro"]
[Result "0-1"]
[ECO "D37"]
[BlackElo "1320"]
[PlyCount "50"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 O-O 6. b3 b6 7. Bb2 Bb7 8. Bd3 ({
RR} 8. cxd5 Nxd5 9. Be2 Nd7 10. O-O c5 11. Rc1 Rc8 12. Nxd5 Bxd5 13. Qd3 cxd4
14. Rxc8 Qxc8 15. Qxd4 Bf6 16. Qd2 Qb7 17. Rc1 Rc8 18. Ne1 h6 19. f3 Rxc1 20.
Qxc1 Bxb2 21. Qxb2 Qc7 22. Nd3 a5 {Horvath,J (2527)-Gustafsson,J (2639)
Pattaya 2015 1/2-1/2 (45)}) 8... dxc4 9. Bxc4 ({RR} 9. bxc4 c5 10. O-O cxd4 11.
exd4 Nbd7 12. Rc1 Rc8 13. Re1 Re8 14. Ne4 Nxe4 15. Bxe4 Bxe4 16. Rxe4 Nf6 17.
Re3 Bd6 18. Ne5 Bxe5 19. Rxe5 Qd6 20. Qe2 h6 21. g4 Nd7 22. Re3 Red8 23. h4 Nf8
{Martinez Martin,D (2388)-Duda,J (2734) chess24.com INT 2019 0-1 (47)}) 9...
Nbd7 $146 ({RR} 9... c5 10. O-O Nc6 11. Qe2 cxd4 12. Rfd1 Qe8 13. Nb5 dxe3 14.
Qxe3 Rd8 15. Nc7 Rxd1+ 16. Rxd1 Qb8 17. Nxe6 fxe6 18. Qxe6+ Kh8 19. Ng5 Qe8 20.
Nf7+ Rxf7 21. Qxf7 Qxf7 22. Bxf7 h6 23. Bxf6 Bxf6 24. Bd5 {Rashkovsky,N (2523)
-Sargissian,G (2442) Ubeda 2000 1-0}) 10. e4 Bb4 11. e5 Ne4 12. Qc2 Bxc3+ 13.
Bxc3 f5 14. exf6 Ndxf6 15. Bb2 c5 16. O-O cxd4 17. Rfe1 Nc5 18. Nxd4 Qd6 19.
Bf1 Ng4 20. g3 Rxf2 21. Re2 Raf8 22. Bh3 Rxh2 23. Rxh2 Qxg3+ 24. Rg2 Qxh3 25.
Re1 Rf2 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.57"]
[White "De Oliveira, Lucas Silva"]
[Black "Gomes, Simone Barreto Crot"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1800"]
[PlyCount "73"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 d6 6. a4 Na5 ({RR} 6... a6 7. h3
h6 8. O-O O-O 9. Re1 a5 10. Nbd2 Be6 11. Qb3 Qd7 12. Bxe6 fxe6 13. Nf1 Nh5 14.
Be3 Bxe3 15. Rxe3 b6 16. g3 Kh8 17. N1h2 Nf6 18. Rd1 Qf7 19. Qc4 Qd7 20. Kg2
Rae8 21. Qb5 {Nepomniachtchi,I (2757)-Grischuk,A (2766) chess.com INT 2018 1/
2-1/2 (43)}) ({RR} 6... a5 7. Nbd2 O-O 8. O-O h6 9. h3 Be6 10. Re1 Qd7 11. Qe2
Rfe8 12. Bb5 Bxh3 13. gxh3 Qxh3 14. Bxc6 bxc6 15. Qf1 Qg3+ 16. Kh1 Qxf2 17.
Qxf2 Bxf2 18. Rf1 Bb6 19. Nc4 Ng4 20. Nxb6 cxb6 21. Nh2 {Rodrigue-Lemieux,S 
(2293)-Zheng,R (1945) Montreal CAN 2018 1-0 (62)}) 7. Ba2 Bb6 $146 ({RR} 7...
Bg4 8. Nbd2 Nh5 9. b4 Bxf2+ 10. Kxf2 Nc6 11. Qb3 Qf6 12. Rf1 Nf4 13. Qc2 Ne7
14. Kg1 Qg6 15. Nc4 Bh3 16. Bxf4 exf4 17. Kh1 Be6 18. Qd2 d5 19. exd5 Bxd5 20.
Nce5 Qd6 21. Bxd5 Nxd5 22. Rac1 {Andrade,J-Silva,F Loja 2005 1-0 (53)}) 8. b4
Be6 9. bxa5 Bxa2 10. Rxa2 Bxa5 11. Bd2 c6 12. Qb3 Qd7 13. O-O O-O 14. Na3 Qe6
15. Qxe6 fxe6 16. Nc4 Bb6 17. Nxd6 Rad8 18. Nc4 Rxd3 19. Nfxe5 Rdd8 20. Nxb6
axb6 21. f3 Nd7 22. Nxd7 Rxd7 23. Rb1 h6 24. Rxb6 Rfd8 25. Rbb2 Kf7 26. h4 h5
27. Kf2 e5 28. Bg5 Rb8 29. Rd2 Ke6 30. Rxd7 Kxd7 31. Rd2+ Ke6 32. Rd8 Rxd8 33.
Bxd8 c5 34. c4 Kd7 35. Bb6 Kc6 36. a5 g6 37. Ke3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.58"]
[White "Correa, Vitor Dias"]
[Black "Pereira, Igor Marcelo Souza"]
[Result "1-0"]
[ECO "B76"]
[BlackElo "1351"]
[PlyCount "73"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. O-O-O Nxd4 10. Bxd4 h5 ({RR} 10... a6 11. Kb1 Re8 12. g4 Be6 13. h4 Qa5
14. g5 Nh5 15. Bxg7 Nxg7 16. b3 Rac8 17. Nd5 Qc5 18. c4 a5 19. Nc3 Bd7 20. Bh3
Ne6 21. h5 a4 22. Bxe6 fxe6 23. hxg6 axb3 24. gxh7+ Kh8 25. axb3 {Janeski,L 
(1263)-Golubovic,T (1766) Skopje MKD 2018 1-0 (31)}) 11. Bc4 Kh7 $146 ({RR} 
11... Qc7 12. Bb3 Be6 13. Bxe6 fxe6 14. Qg5 Kf7 15. f4 Nh7 16. Qb5 Bxd4 17.
Rxd4 e5 18. fxe5 dxe5 19. Rd7 Qc8 20. Rf1+ Nf6 21. Nd5 Kg8 22. Nxe7+ Kh8 23.
Nxg6+ {1-0 (23) Olsen,H (1273)-Forsaa,E (1020) Tromsoe 2006}) 12. Be3 Qc7 13.
Bb3 a6 14. h3 h4 15. Qf2 Nh5 16. Nd5 Qd8 17. Bb6 Qd7 18. Qxh4 Bh6+ 19. Kb1 e6
20. Nc7 Rb8 21. a4 Qc6 22. a5 Nf4 23. Qf2 f5 24. e5 dxe5 25. g3 Nh5 26. Rd3 e4
27. Rc3 Qd6 28. f4 Bg7 29. Bc5 Qxc7 30. Bxf8 Bxc3 31. bxc3 Qxc3 32. Qa7 Nxg3
33. Qxb8 Nxh1 34. Qd6 e3 35. Bxe6 Bxe6 36. Qxe6 Qe1+ 37. Kb2 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.59"]
[White "Da Silva, Joao Pedro Marinell"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C50"]
[BlackElo "1318"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Nc3 d6 6. h3 Be6 7. Bb3 Nd4 ({RR} 
7... h6 8. Re1 O-O 9. Na4 Bb6 10. c3 Ba5 11. Bxe6 fxe6 12. b4 Bb6 13. Qb3 Qd7
14. Bb2 Bxf2+ 15. Kxf2 b5 16. Nc5 dxc5 17. bxc5 Na5 18. Qc2 Nc4 19. Kg1 Qc6 20.
d4 exd4 21. cxd4 Nxb2 22. Ne5 {Semenychev,A (2080)-Bujakevich,A (2213) Moscow
2009 1-0 (45)}) 8. Bxe6 ({RR} 8. d3 Bxb3 9. axb3 Ne6 10. Na4 Bb6 11. Nxb6 axb6
12. Be3 O-O 13. Qd2 Qe7 14. Ng5 Nxg5 15. Bxg5 h6 16. Bh4 Kh7 17. f4 Rxa1 18.
Rxa1 exf4 19. Qxf4 g5 20. Qf5+ Kh8 21. Be1 Nd7 22. Bc3+ Ne5 {Kochovski,O (1365)
-Jordanov,M (1918) Skopje MKD 2018 0-1 (79)}) 8... Nxe6 $146 ({RR} 8... fxe6 9.
d3 Rf8 10. Nxd4 exd4 11. Ne2 d5 12. Nf4 Qd6 13. e5 Qxe5 14. Re1 Qf5 15. Nxe6
Qg6 16. Nf4+ Kf7 17. Nxg6 hxg6 18. Bg5 Nd7 19. Qf3+ Kg8 20. Qxd5+ Kh8 21. Qxd7
Bd6 22. Be7 Bxe7 23. Rxe7 {Alijanzadeh,M-Neinavaei,N Teheran 2006 1-0}) 9. d3
Qd7 10. Be3 Nh5 11. Nxe5 dxe5 12. Qxh5 Bd6 13. Rad1 g6 14. Qe2 Nd4 15. Bxd4
exd4 16. Nd5 Be5 17. f4 c6 18. fxe5 cxd5 19. Rf4 O-O-O 20. Rdf1 Rhf8 21. Qf3
dxe4 22. dxe4 d3 23. Qxd3 Qe6 24. Qc3+ Kb8 25. Qa5 Rd7 26. Qa3 Rc8 27. Qb3 Qxb3
28. cxb3 Rcc7 29. Kh2 Kc8 30. Kg3 Kd8 31. Kh4 Ke8 32. Kg5 Kf8 33. e6 Rc5+ 34.
Kg4 h5+ 35. Kg3 Rd3+ 36. R1f3 Rxf3+ 37. Kxf3 f5 38. exf5 Rxf5 39. Rxf5+ gxf5
40. Kf4 Ke7 41. Kxf5 h4 42. a4 a5 43. Ke5 b6 44. b4 axb4 45. b3 Ke8 46. Kf6 Kf8
47. Kg5 Ke7 48. Kxh4 Kxe6 49. g4 Kf6 50. g5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.60"]
[White "Haraguchi, Melissa Mayumi Alve"]
[Black "Akamine, Isabelle Namie Nish"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "1751"]
[BlackElo "1800"]
[PlyCount "66"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bc4 e6 6. a3 $146 ({RR} 6. Bg5 Be7
7. h3 Qc7 8. O-O Qxc4 {0-1 (8) Rosal Lopez,D-Cueto Aller,F Asturias 2000}) ({RR
} 6. Nd2 Be7 7. O-O O-O 8. Re1 Nc6 9. Nxc6 bxc6 10. Bd3 e5 11. c4 Be6 12. b3 d5
13. Qc2 d4 14. c5 Qa5 15. Bb2 Qxc5 16. Qxc5 Bxc5 17. Rec1 Nd7 18. Rc2 Bb4 19.
Rac1 c5 20. Nc4 Rab8 {Antipov,M (2619)-Sakaev,K (2603) Sochi RUS 2021 0-1 (53)}
) ({RR} 6. O-O Be7 7. Qf3 O-O 8. Bb3 Nbd7 9. Rd1 a6 10. c4 Qc7 11. Bg5 Ne5 12.
Qe2 b6 13. Nd2 Bb7 14. Rac1 Rac8 15. f3 Qb8 16. Nf1 Rfe8 17. Bf4 Ned7 18. Bg5
h6 19. Bh4 Ne5 20. Qd2 Nxe4 {Lukey,S (2234)-Feldman,V (2369) Gold Coast 2001
0-1 (65)}) ({RR} 6. Qe2 Be7 7. O-O O-O 8. Nd2 a6 9. a3 Qc7 10. Bd3 Nbd7 11. b4
b5 12. c4 Ne5 13. cxb5 Qc3 14. N2b3 Qxd3 15. Qxd3 Nxd3 16. f3 axb5 17. Bd2 Bd7
18. Rfd1 Nb2 19. Rdc1 Nc4 20. Rc2 d5 {Kitzler,G (1546)-Feicht,A (2073)
Frankfurt 2012 0-1 (42)}) 6... Nbd7 7. O-O Be7 8. Nc3 a6 9. Be3 b5 10. Ndxb5
axb5 11. Bxb5 Bb7 12. Qd3 O-O 13. Rfe1 Ne5 14. Qd2 Nxe4 15. Nxe4 Bxe4 16. Bf4
Bf5 17. Re3 Bf6 18. Rb1 Rc8 19. Bd3 Nxd3 20. cxd3 e5 21. Bh6 gxh6 22. Rg3+ Bg5
23. Qe2 Bg6 24. b4 Rc3 25. Ra1 Qc7 26. Qd1 Rc8 27. h4 Bxh4 28. Kh2 Bxg3+ 29.
fxg3 Rxd3 30. Qg1 Qc2 31. b5 Rd2 32. Kh3 Bf5+ 33. Kh4 Qe4+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.61"]
[White "Desideri, Enzo Piuchi"]
[Black "Ferreira, Priscilla Montanha"]
[Result "1/2-1/2"]
[ECO "C30"]
[WhiteElo "1730"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Nc3 Nf6 5. d4 exd4 6. Nxd4 Nxd4 ({RR} 6... Be7
7. Be2 Nxd4 8. Qxd4 c6 9. Be3 O-O 10. h3 Re8 11. Bf3 Nxe4 12. Nxe4 d5 13. Ng5
Bf6 14. Qd3 Bxg5 15. fxg5 d4 16. O-O-O {1-0 (16) Zelcic,R (2554)-Mestrovic,Z 
(2450) Belisce 1999}) ({RR} 6... g6 7. Nf3 Bg7 8. Bd3 O-O 9. a3 Re8 10. O-O a6
11. Bd2 b5 12. Kh1 Bb7 13. Be1 b4 14. axb4 Nxb4 15. Bh4 Qd7 16. e5 Ng4 17. Be4
Bxe4 18. Nxe4 Ne3 19. Qd2 Nxf1 20. Rxf1 Qb5 21. Kg1 {Kulkarni,C (2336)-Kadric,
D (2522) Paracin SRB 2018 0-1 (37)}) 7. Qxd4 Be7 8. e5 $146 ({RR} 8. Bd2 O-O 9.
O-O-O a6 10. h3 c5 11. Qe3 b5 12. g4 b4 13. Nb1 Qc7 14. g5 Nd7 15. f5 f6 16.
Bc4+ Kh8 17. g6 Ne5 18. Bd5 Bb7 19. Qg3 Bxd5 20. exd5 Bd8 21. Qh4 h6 22. Bxh6
gxh6 {Halak,M (2224)-Bak,T (1857) Hungary 2014 1-0}) ({RR} 8. Be2 b6 9. Bf3 Bb7
10. Qf2 O-O 11. Be3 Qe8 12. O-O Nd7 13. Rfe1 f5 14. Nd5 Bxd5 15. exd5 Nf6 16.
Bd4 Qf7 17. c4 Rae8 18. Re6 Bd8 19. Rae1 Qg6 20. R1e3 Rxe6 21. dxe6 Ne4 22. Qe2
Qxe6 {Vicente Soriano,J (1961)-Castells Garriga,P (1775) Santa Eulalia de
Roncana 2014 1-0 (35)}) ({RR} 8. h3 a6 9. Bd2 c5 10. Qf2 b5 11. e5 dxe5 12.
fxe5 Nd7 13. Qf4 Bb7 14. Ne4 Bxe4 15. Qxe4 Bh4+ 16. Ke2 O-O 17. Bf4 Re8 18. Rd1
Qe7 19. Kd2 Nxe5 20. Kc1 Ng6 21. Qxe7 Rxe7 22. Bd6 Rd7 {Taleb Mohamed,A (1965)
-Winston,G (1907) Istanbul 2012 0-1 (72)}) 8... Ng4 9. exd6 Qxd6 10. Qxg7 Qf6
11. Qxf6 Nxf6 12. Be3 Be6 13. Bd4 O-O-O 14. O-O-O Rhg8 15. Kb1 b6 16. Ba6+ Kb8
17. g3 Nd5 18. Nxd5 Bxd5 19. Rhe1 Bd6 20. b3 Bb7 21. Bxb7 Kxb7 22. Bb2 Kc8 23.
Rg1 f5 24. h3 h5 25. Rd5 Rdf8 26. h4 Bxf4 27. Be5 Bxe5 28. Rxe5 c6 29. c4 Kc7
30. c5 Kd8 31. b4 Rg4 32. a3 bxc5 33. bxc5 Kc7 34. Re7+ Kb8 35. Ka2 Re4 36.
Rxe4 fxe4 37. Re1 Re8 38. Kb3 e3 39. Kc3 e2 40. Kd3 Rg8 41. Rxe2 Rxg3+ 42. Re3
Rg4 43. Re4 Rg3+ 44. Re3 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3.62"]
[White "De Souza, Luiza Mazzoni Viana"]
[Black "Akamine, Giullia Hikari Nish"]
[Result "0-1"]
[ECO "D37"]
[BlackElo "1800"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 Be7 5. Bd3 O-O 6. O-O c5 7. Nc3 Nbd7 8. cxd5
exd5 9. b3 ({RR} 9. Ne5 Bd6 10. f4 b6 11. Qf3 Bb7 12. Qh3 g6 13. Bd2 Bc8 14.
Qf3 Bb7 15. Rad1 a6 16. Be1 b5 17. Bh4 cxd4 18. exd4 Be7 19. Bg5 b4 20. Na4
Nxe5 21. fxe5 Ne4 22. Bh6 f5 23. Bxf8 Bxf8 {Kortschnoj,V (2600)-Plachetka,J 
(2427) Arvier 2006 1-0 (70)}) ({RR} 9. dxc5 Nxc5 10. Be2 Be6 11. Nd4 a6 12. b3
Rc8 13. Bb2 Qd7 14. Rc1 Nfe4 15. f4 Nxc3 16. Rxc3 f5 17. Bf3 Ne4 18. Rxc8 Rxc8
19. Bxe4 dxe4 20. Qd2 Bf7 21. Rc1 Rd8 22. Qa5 Bf6 23. Rc7 Qd5 {Arslanargun,Z 
(1773)-Ozveren,A (1906) Antalya TUR 2019 1/2-1/2 (96)}) 9... b6 10. Bb2 cxd4
11. Nxd4 $146 ({RR} 11. exd4 Bb7 12. Re1 Bb4 13. a3 Bxc3 14. Bxc3 Re8 15. Rxe8+
Qxe8 16. Bb5 a6 17. Bxd7 Qxd7 18. Qd3 Ne4 19. Ne5 Qc7 20. Bb2 Rc8 21. Re1 f6
22. Ng4 Qc2 23. Qe2 Qxb3 24. Ne3 g6 25. f3 Nd6 {Morrison,J-Gale,S Hamilton
1924 1-0 (66)}) 11... Bb7 12. Rc1 Ne4 13. Qc2 Ndf6 14. f3 Nxc3 15. Bxc3 Rc8 16.
Qb1 Bd6 17. Nb5 Bb8 18. Bxf6 Qxf6 19. Bxh7+ Kh8 20. Bf5 Qh6 21. g3 Qxe3+ 22.
Kg2 Qe2+ 23. Rf2 Qxb5 24. Bxc8 Bxc8 25. Rfc2 Bf5 26. a4 Qa6 27. Rd1 Bxc2 28.
Qxc2 Re8 29. Kf2 Bd6 30. Rxd5 Bc5+ 31. Rxc5 bxc5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.1"]
[White "Santiago, Yago De Moura"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2467"]
[BlackElo "2549"]
[PlyCount "114"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. Nc3 Bxc3 6. Bxc3 Ne4 7. Rc1 O-O 8.
e3 Nxc3 9. Rxc3 d6 10. Be2 e5 11. O-O Nd7 12. b4 $146 ({RR} 12. e4 Nf6 13. dxe5
dxe5 14. Qc2 c5 15. Nd2 Ne8 16. Rd1 Nc7 17. Nf1 Ne6 18. Ne3 Nd4 19. Nd5 Qd6 20.
Qd2 Bd7 21. Rg3 Rae8 22. Bd3 h6 23. Ne3 Kh8 24. Be2 Rd8 25. Bd3 Rde8 26. Be2
Rd8 {Tuma,J (2275)-Folk,P (2228) Czechia 2012 1/2-1/2 (41)}) 12... e4 13. Nd2
Nf6 14. f3 exf3 15. Bxf3 c6 16. e4 a5 17. Ra3 Qc7 18. c5 Be6 19. Rd3 d5 20. e5
Nd7 21. a3 axb4 22. axb4 f6 23. exf6 Nxf6 24. Re3 Bf5 25. Re5 Bd3 26. Rfe1 Ra2
27. Nb1 Bc2 28. Qc1 Be4 29. Nd2 Bxf3 30. Nxf3 Ne4 31. Qe3 Qf7 32. Ng5 Nxg5 33.
Rxg5 Ra3 34. Qd2 Rd3 35. Qb2 Qf4 36. Rg3 Rd2 37. Qa1 Qf2+ 38. Kh1 Qxd4 39. Qxd4
Rxd4 40. Rb3 Re4 41. Ra1 Rc4 42. h3 h6 43. Kg1 Rff4 44. Rab1 Kf7 45. R3b2 Ke6
46. Kh2 Rfe4 47. Kg3 d4 48. Rf2 Rc3+ 49. Kh2 d3 50. Rf8 Kd5 51. Rf7 Kc4 52.
Rxb7 d2 53. Rd1 Rd4 54. Rb6 Rc1 55. Rxd2 Rxd2 56. Rxc6 Kxb4 57. Rb6+ Ka5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.2"]
[White "Di Berardino, Diego Rafael"]
[Black "Flores Quillas, Diego Saul Rodri"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2480"]
[BlackElo "2429"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. a3 Bxd2+ 6. Qxd2 d6 7. Nc3 Nc6 ({RR
} 7... O-O 8. g3 Nbd7 9. Bg2 e5 10. b3 exd4 11. Nxd4 Nb6 12. Ndb5 Nfd7 13. Qc2
a4 14. b4 Nxc4 15. Nd5 c6 16. Qxc4 Ne5 17. Qd4 cxb5 18. O-O Be6 19. Nc3 Qd7 20.
Qb6 Bc4 21. Rfd1 Rfd8 22. Qxb7 {Lysyj,I (2668)-Najer,E (2681) Sochi 2016 1-0 
(54)}) 8. e4 e5 $146 ({RR} 8... Qe7 9. Be2 e5 10. d5 Nd8 11. O-O O-O 12. b4 b6
13. Qg5 h6 14. Qh4 Bd7 15. Nd2 Nxd5 16. Qxe7 Nxe7 17. Nd5 Nxd5 18. cxd5 Nb7 19.
Rfc1 Rfc8 20. h3 Kf8 21. Bg4 Ke8 22. Bxd7+ Kxd7 23. Kf1 {Basso,P (2553)
-Rakhmatullaev,A (2183) chess.com INT 2021 1/2-1/2 (115)}) 9. d5 Ne7 10. c5 O-O
11. cxd6 cxd6 12. Be2 Nd7 13. O-O Nc5 14. Rad1 a4 15. Qc2 Ng6 16. g3 f5 17. Nd2
f4 18. Bf3 Bh3 19. Bg2 Qd7 20. f3 Bxg2 21. Kxg2 h5 22. Nc4 Ra6 23. Ne2 b5 24.
Nd2 Qe7 25. Kh1 fxg3 26. Rg1 Nf4 27. Nxf4 exf4 28. hxg3 Ra7 29. Rg2 Rc7 30. Qb1
Nd7 31. Rdg1 Ne5 32. Qf1 Rc2 33. Qxb5 fxg3 34. Rf1 Qh4+ 35. Kg1 Qf4 36. Qb4
Qe3+ 37. Kh1 Rf4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.3"]
[White "De Menezes, Ricardo Fagner Dias"]
[Black "Ticona Rocabado, Licael Roderick"]
[Result "0-1"]
[ECO "E09"]
[WhiteElo "1675"]
[BlackElo "2350"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 Nf6 5. g3 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Nbd2
b6 9. Rd1 Ba6 10. b3 c5 11. dxc5 ({RR} 11. Bb2 Rc8 12. Rac1 b5 13. Qb1 bxc4 14.
bxc4 cxd4 15. Nxd4 e5 16. Nf5 d4 17. e3 dxe3 18. Nxe3 Bc5 19. Re1 Qb6 20. h3
Rfe8 21. Nb3 Bxe3 22. Rxe3 Bxc4 23. Rec3 Qe6 24. Ba3 e4 25. Nd4 Qd5 {Vitiugov,
N (2727)-Esipenko,A (2720) Ufa RUS 2021 1/2-1/2 (42)}) ({RR} 11. e4 dxc4 12. e5
Nd5 13. bxc4 Nb4 14. Qc3 Qc7 15. dxc5 bxc5 16. Ne4 Nb6 17. Nd6 Rad8 18. Bf4 Nc8
19. a3 Nc6 20. Nb5 Qa5 21. Qb3 Nb6 22. Bf1 Qa4 23. Qxa4 Nxa4 24. Rdc1 Rd7 25.
Rab1 Nd4 {Borhy,M (2387)-Royal,S (2181) Budapest HUN 2021 1/2-1/2 (31)}) 11...
Bxc5 12. Bb2 Qe7 $146 ({RR} 12... b5 13. cxd5 Qb6 14. e3 Rac8 15. Qd3 exd5 16.
Bf1 Rfe8 17. a4 Rb8 18. Bd4 Bxd4 19. exd4 Qd6 20. Qf5 b4 21. Bxa6 Qxa6 22. Ne5
Nf8 23. Rac1 Ne6 24. Nc6 Rbc8 25. Nxb4 Rxc1 26. Rxc1 Qa5 27. Rc4 {Marchena
Hurtado,J (2316)-Huerga Leache,M (2434) Zornotza 2015 0-1 (49)}) ({RR} 12...
Rc8 13. a4 Qe7 14. e3 Rfd8 15. h3 Bb4 16. Bf1 Bb7 17. Bg2 Ba6 18. Nd4 Nb8 19.
Nb5 Bxd2 20. Rxd2 Bxb5 21. axb5 Ne8 22. Be5 dxc4 23. bxc4 f6 24. Rxd8 Rxd8 25.
Bb2 Qc7 26. Qe4 e5 27. Qg4 {Biegel,T (1975)-Rauscher,J (1697) Frankfurt 2014
1-0 (31)}) 13. h3 Rac8 14. Rac1 dxc4 15. bxc4 Bb7 16. e3 Rfd8 17. Ne1 Bxg2 18.
Kxg2 Ba3 19. Nb3 Bxb2 20. Qxb2 Nc5 21. Nxc5 Qxc5 22. Rxd8+ Rxd8 23. Qb5 Ne4 24.
Qxc5 Nxc5 25. Rc2 f6 26. Nf3 e5 27. h4 Kf7 28. g4 Ke6 29. Ng1 Rc8 30. Nf3 Ne4
31. a4 Rc5 32. Ne1 Nd6 33. Ra2 Nxc4 34. Nd3 Ra5 35. Nb4 Kd6 36. Rc2 Rc5 37. Rc3
a5 38. Rd3+ Ke6 39. Na2 Nb2 40. Ra3 Rc4 41. Nc3 Rxg4+ 42. Kh3 Rb4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.18"]
[White "Passos, Marco Aurelio Novae"]
[Black "Terra, Bruno De Oliveira"]
[Result "1-0"]
[ECO "D26"]
[WhiteElo "1671"]
[BlackElo "1800"]
[PlyCount "41"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Qxd5 5. Nc3 Qd8 6. d4 Nf6 7. Bc4 e6 8.
Nf3 Be7 9. O-O O-O 10. Re1 Nbd7 11. Qe2 Nb6 12. Bd3 Bd7 13. Ne5 Rc8 14. Be3 Bc6
15. Rac1 Nbd5 16. Bb1 $146 ({RR} 16. Nxc6 bxc6 17. Na4 Qa5 18. b3 Nxe3 19. Qxe3
Nd5 20. Qe4 g6 21. h4 Rfd8 22. Bc4 Bf6 23. g3 Ne7 24. Bxe6 fxe6 25. Qxe6+ Kg7
26. Nc5 Rxd4 27. h5 gxh5 28. Qh3 Rd5 29. b4 Qxb4 30. Ne6+ Kh8 {Collas,S (2372)
-Costagliola,M (2252) Chartres 2005 0-1 (38)}) 16... Re8 17. Red1 Nd7 18. Bxh7+
Kxh7 19. Qh5+ Kg8 20. Qxf7+ Kh7 21. Qg6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.22"]
[White "Santos, Marcus Vinicius Mor"]
[Black "Aragao Neto, Joao Batista"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "2331"]
[BlackElo "1585"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. Qc2 O-O 8. O-O
b6 9. Bf4 Bb7 10. Rd1 Nbd7 11. b3 Nh5 12. Bc1 Nhf6 13. Nc3 Rc8 14. e4 dxe4 15.
Ng5 h6 16. Ngxe4 Nxe4 17. Qxe4 ({RR} 17. Nxe4 Nf6 18. c5 Nd5 19. a3 a5 20. Bf1
Qc7 21. Bd2 Rfd8 22. b4 axb4 23. Bxb4 Ra8 24. cxb6 Qxb6 25. Bxe7 Nxe7 26. Nc5
Bc8 27. a4 Ra5 28. Nb3 Rad5 29. a5 Qa7 30. a6 Bd7 31. Bc4 Rd6 {Beliavsky,A 
(2659)-Mitkov,N (2547) Panormo 2001 1-0 (40)}) 17... Re8 $146 ({RR} 17... Nf6
18. Qe2 Qd7 19. Bf4 Rfd8 20. Rac1 Ba8 21. Be5 Qe8 22. Rd3 Qf8 23. Rcd1 Rd7 24.
Ne4 Nxe4 25. Bxe4 Bb7 26. Bf4 a5 27. Be3 Bf6 28. R3d2 Be7 29. d5 cxd5 30. cxd5
Bxd5 31. Bxd5 exd5 32. Bxb6 {Dzhumagaliev,Y (2303)-Kretov,E (2217) Belgorod
2008 1-0 (55)}) 18. Bf4 Bg5 19. h4 Nf6 20. Qf3 Bxf4 21. Qxf4 Qc7 22. Qe5 Qb8
23. c5 Nd5 24. Ne4 bxc5 25. Qxb8 Rxb8 26. dxc5 Red8 27. Nd6 Rd7 28. Bf1 Rbd8
29. Rd4 Ne7 30. Rb4 Ba8 31. Ba6 Nd5 32. Ra4 Nc7 33. Bc8 Nb5 34. Bxd7 Nxd6 35.
Rxa7 Nb5 36. Rxa8 Rxa8 37. Bxc6 Rb8 38. Bxb5 Rxb5 39. Rc1 Rb8 40. c6 Kf8 41. c7
Rc8 42. b4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.24"]
[White "De Brito E Silva, William"]
[Black "Vargas, Goncalo Cintra"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "1549"]
[BlackElo "2041"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Nf3 Nf6 3. c4 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d5 exd5 ({RR} 
7... Qc8 8. Nc3 O-O 9. Nd4 c5 10. Ndb5 a6 11. Na3 d6 12. Nc2 e5 13. Bh3 b5 14.
e4 g6 15. Bh6 b4 16. Na4 Nxe4 17. Nb6 Qd8 18. Bxf8 Bxf8 19. Nxa8 Bh6 20. a3 Nd2
21. axb4 Bxa8 22. bxc5 {Wojtkiewicz,A (2571)-Blatny,P (2494) Dos Hermanas 2004
1-0 (58)}) 8. Nd4 g6 9. Nc3 c5 10. Nb3 $146 ({RR} 10. Ndb5 a6 11. Nxd5 axb5 12.
Nxf6+ Bxf6 13. Bxb7 Ra7 14. Bd5 b4 15. e4 Bd4 16. exf5 Qf6 17. Bf4 Nc6 18. Qd2
h6 19. Bxh6 Ne5 20. fxg6 Qxg6 21. Be3 Qh5 22. f4 Bxe3+ {0-1 (22) Beitar,H 
(2255)-Nishimura,H Luzern 1982}) ({RR} 10. Nc2 Na6 11. Ne3 Nc7 12. Nexd5 Ncxd5
13. Nxd5 Nxd5 14. Bxd5 Qc7 15. Bf4 d6 16. Qa4+ Kd8 17. Rad1 Kc8 18. b4 g5 19.
bxc5 Bxd5 20. cxd6 Qc6 21. Qa6+ Qb7 22. Qxb7+ Bxb7 23. Be5 Rg8 24. dxe7 Ba6 {
Ludvik,T (2346)-Panko,E (1952) Bratislava SVK 2019 1-0 (39)}) ({RR} 10. Nc2 Qc8
11. Nxd5 Nxd5 12. Bxd5 Bxd5 13. Qxd5 Qc6 14. Qd3 Na6 15. a3 Nc7 16. Bf4 Ne6 17.
Ne3 Bf6 18. Qd2 Nd4 19. Nd5 Kf7 20. Nxf6 Qxf6 21. Be3 Rhe8 22. Rad1 d5 23. Bxd4
cxd4 24. cxd5 Rad8 {Vukic,M (2399)-Bukvic,M (2153) Belgrade 2015 1-0 (41)})
10... Qc8 11. Nxd5 Nxd5 12. cxd5 d6 13. Bh6 Nd7 14. Rc1 Bf6 15. Qd2 Qd8 16. h4
Qe7 17. e4 fxe4 18. Rfe1 O-O-O 19. Rxe4 Qf7 20. Re6 Nf8 21. Bxf8 Rhxf8 22. Qf4
Bxb2 23. Qxf7 Rxf7 24. Rce1 Bf6 25. Nd2 Bc3 26. Rd1 Bxd2 27. Rxd2 Kb8 28. f4
Bc8 29. Re3 Bg4 30. Kf2 Rdd7 31. Bf3 Bxf3 32. Kxf3 Rde7 33. Re6 Kc7 34. Rde2
Rd7 35. g4 b5 36. h5 gxh5 37. gxh5 Rf5 38. Kg4 Rxd5 39. f5 Rg7+ 40. Kf4 Rd4+
41. Kf3 Rg5 42. f6 Rxh5 43. Re7+ Kc6 44. Kg3 Rg5+ 45. Kh3 Rf5 46. Rf7 Rf3+ 47.
Kg2 Rdf4 48. Re6 Kd5 49. Ree7 Rxf6 50. Rxa7 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.25"]
[White "Desideri, Ricardo Maruchi"]
[Black "Matiuci, Bernardo Steinle"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1959"]
[BlackElo "1546"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8.
exd5 Nb8 9. a4 Be7 10. Bd2 a6 ({RR} 10... O-O 11. a5 a6 12. Na3 Nd7 13. Nc4 f5
14. Bb4 Rf6 15. Qd2 Rg6 16. g3 e4 17. h4 b5 18. axb6 Nxb6 19. Na5 Bd7 20. O-O-O
Bf6 21. Nc6 Qe8 22. Kb1 Kh8 23. h5 Rh6 24. Qe3 Na4 25. c3 {Nepomniachtchi,I 
(2775)-Caruana,F (2819) Zagreb CRO 2019 1-0 (50)}) ({RR} 10... Nd7 11. Bb4 O-O
12. a5 Nf6 13. Be2 a6 14. Na3 b5 15. axb6 Qxb6 16. c3 Bb7 17. Nc4 Qc7 18. Ra5
Nd7 19. O-O f5 20. Qa4 e4 21. Kh1 f4 22. Nd2 Nf6 23. Re1 Kh8 24. Bxa6 Bxd5 25.
Bc4 {Yuffa,D (2567)-Gelfand,B (2663) Warsaw POL 2021 0-1 (36)}) 11. Na3 b6 12.
Nc4 Nd7 13. Be2 $146 ({RR} 13. Bb4 Qc7 14. a5 b5 15. Ne3 Nc5 16. c4 bxc4 17.
Nxc4 O-O 18. Nb6 Rb8 19. Rc1 Qd8 20. Ba3 Ne4 21. Bd3 f5 22. O-O Nc5 23. Bc4 Kh8
24. b4 Ne4 25. Qe2 Bg5 26. Rc2 Rxb6 27. axb6 Qxb6 {Mrva,M (2427)-Najgebauer,S 
(2214) Tatranske Zruby 2013 1-0 (35)}) 13... O-O 14. Bb4 Qc7 15. O-O f5 16. f4
e4 17. c3 a5 18. Ba3 Ba6 19. b3 Nc5 20. Re1 Nxa4 21. Rc1 Nc5 22. Bb2 Rfc8 23.
b4 Nd3 24. Bxd3 Bxc4 25. Bc2 Qb7 26. Bb3 Bf6 27. Ba3 a4 28. Bxc4 Rxc4 29. b5
Qd7 30. Qe2 Rac8 31. Rc2 Rxc3 32. Rec1 Rxc2 33. Rxc2 Rxc2 34. Qxc2 Qxb5 35.
Qc8+ Kf7 36. Qxf5 Qb1+ 37. Bc1 Qxc1+ 38. Kf2 Qd2+ 39. Kg3 Qd3+ 40. Kg4 Qe2+ 41.
Kh3 h5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.26"]
[White "Pironti, Francisco Ferrari"]
[Black "Barberi, Catarina"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "1953"]
[BlackElo "1524"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 b6 7. Qc2 Bb7 8. Rd1
c5 $146 ({RR} 8... Nbd7 9. Nc3 Qc8 10. cxd5 exd5 11. Bf4 Ne8 12. Ne5 Ndf6 13.
Rac1 Nd6 14. Qa4 Qe8 15. Qb3 c6 16. f3 Nh5 17. e4 Nxf4 18. gxf4 Rd8 19. Kh1 f6
20. exd5 cxd5 21. Nxd5 Bxd5 22. Qxd5+ Nf7 23. Qb3 {Opocensky,K-Spacenkopf,J
Nice 1938 0-1 (31)}) ({RR} 8... Na6 9. a3 c5 10. cxd5 exd5 11. Nc3 Qc8 12. Bf4
h6 13. Nh4 Ne4 14. Nxd5 Bxd5 15. Bxe4 Bxe4 16. Qxe4 Bxh4 17. gxh4 Qg4+ 18. Kh1
Rfe8 19. Qf3 Qxf3+ 20. exf3 cxd4 21. Rxd4 Nc5 22. Rd5 Rad8 23. Rxd8 {Vila
Gazquez,X (2457)-Del Rio de Angelis,S (2560) Navalmoral 2009 1-0 (52)}) ({RR} 
8... Na6 9. a3 dxc4 10. Qxc4 c5 11. e3 Rc8 12. Qe2 cxd4 13. Nxd4 Bxg2 14. Kxg2
Qd5+ 15. Kg1 Nc5 16. Nc3 Qb7 17. Bd2 g6 18. f4 Rfd8 19. Rac1 Bf8 20. b4 Ncd7
21. Qf3 Qxf3 22. Nxf3 a6 23. e4 {Koay,Y (1589)-Liong,I (2077) Penang MAS 2019
1/2-1/2 (43)}) ({RR} 8... Nbd7 9. cxd5 Nxd5 10. Nc3 c6 11. e4 Nb4 12. Qb1 Nf6
13. a3 Na6 14. e5 Nd5 15. Ne4 f5 16. exf6 gxf6 17. Bh6 Rf7 18. Re1 Nac7 19. Bh3
Bc8 20. Qc2 Bd7 21. Re2 Kh8 22. Rae1 Qg8 23. Qc1 {Chemes,L-Garcia Vera,O Santa
Fe 1948 0-1 (69)}) ({RR} 8... dxc4 9. Qxc4 Nbd7 10. Nc3 Rc8 11. Ne5 Bxg2 12.
Kxg2 c5 13. Qa4 Qc7 14. Nxd7 Nxd7 15. Bf4 Qb7+ 16. Kg1 a6 17. d5 b5 18. Qe4 Nf6
19. Qg2 exd5 20. Nxd5 Nxd5 21. Rxd5 Bf6 22. Be5 Bxe5 23. Rxe5 {Zemaitis,
H-Mazukevich,A Vilnius (Lithuania) 1974 1-0 (35)}) 9. dxc5 Bxc5 10. cxd5 exd5
11. Nc3 Qe7 12. Bg5 Na6 13. Nd4 Qe5 14. Bf4 Qe7 15. a3 Bxd4 16. Rxd4 Nc7 17.
Bxc7 Qxc7 18. Qd3 Qe5 19. Rd1 h6 20. e3 Rac8 21. Ra4 Ra8 22. Qd4 Qe8 23. Qf4
Ne4 24. Nxe4 dxe4 25. Bxe4 Bxe4 26. Qxe4 Qb5 27. Rb4 Qc5 28. Rbd4 Rac8 29. Qd3
Qe5 30. b4 Qe6 31. Rd7 Ra8 32. Qd5 Qg6 33. Rc1 Qf6 34. Rcc7 a5 35. Rxf7 Rxf7
36. Rxf7 Qa1+ 37. Kg2 Rf8 38. Rf6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.27"]
[White "Sulz, Isaque Sathler"]
[Black "Gazineu Neto, Rubens"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1516"]
[BlackElo "1912"]
[PlyCount "142"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 d6 6. Bc4 e6 7. O-O Be7 8. Qe2
Qc7 9. Bf4 e5 10. Bg5 $146 ({RR} 10. Ng5 Bxg5 11. Bxg5 h6 12. Be3 Nf6 13. Nd2
Bg4 14. f3 Bh5 15. Qf2 O-O 16. Qg3 Kh7 17. Qh4 g5 18. Qh3 Kg7 19. Qg3 Bg6 20.
h4 gxh4 21. Qxh4 Ng8 22. Kf2 Qe7 23. Qh3 Rfd8 24. Rh1 Kf8 {Riemer Nlula,M 
(1825)-Kindt,U (1752) Germany 2017 1/2-1/2 (41)}) 10... Nf6 11. Na3 a6 12. Rad1
O-O 13. Nc2 Na5 14. Bd3 Be6 15. Nh4 h6 16. Bxf6 Bxf6 17. Nf5 Bxf5 18. exf5 Nc6
19. f4 Qb6+ 20. Kh1 Qxb2 21. Qg4 Qxc3 22. Rf3 Qb2 23. Ne3 Ne7 24. Qh5 Kh7 25.
Ng4 Ng8 26. Bc4 Qc2 27. Bb3 Qc7 28. fxe5 dxe5 29. Ne3 e4 30. Nd5 Qe5 31. Rc3
Be7 32. Rc7 b5 33. Rc6 a5 34. Nb6 Nf6 35. Rxf6 Bxf6 36. Nxa8 Rxa8 37. Bxf7 e3
38. Bg6+ Kh8 39. Qf3 Rb8 40. Re1 Bg5 41. g3 Qc3 42. Re2 Qa1+ 43. Kg2 b4 44. h4
Be7 45. Qxe3 Bf8 46. Qa7 Qd1 47. Kf2 Rc8 48. f6 Qd6 49. fxg7+ Bxg7 50. Qxa5
Qxg6 51. Qxb4 Qf5+ 52. Kg2 Rf8 53. Qf4 Qxf4 54. gxf4 Rxf4 55. Re8+ Kh7 56. Kg3
Ra4 57. Re2 Kg6 58. Kf3 Rxh4 59. Re6+ Kf5 60. Ra6 Be5 61. Ra8 Rh3+ 62. Kg2 Rc3
63. a4 Rc2+ 64. Kf3 Rc3+ 65. Kg2 Kg4 66. Rg8+ Kh4 67. a5 Ra3 68. Ra8 h5 69. a6
Bd4 70. Kh2 Ra2+ 71. Kh1 Kh3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.28"]
[White "Nicacio, Daniel Ramos"]
[Black "Hirota Da Silva, Nilton"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1479"]
[BlackElo "1827"]
[PlyCount "94"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. dxe4 e5 5. g3 Nf6 6. Bg2 Bc5 7. Ngf3 O-O 8.
O-O Re8 9. Re1 $146 ({RR} 9. h3 Nbd7 10. b3 Nf8 11. Bb2 Ng6 12. Re1 Qc7 13. a4
Be6 14. Bc3 Rad8 15. b4 Bf8 16. Qc1 Bc8 17. Nc4 Nd7 18. Qb2 f6 19. a5 Nb8 20.
Ne3 Be6 21. h4 Qf7 22. Bf1 Ne7 23. Bxe5 Qg6 {Boado Rodriguez,M (2121)-Plotkin,
V (2291) Gibraltar 2016 0-1 (57)}) ({RR} 9. Nb3 Qxd1 10. Rxd1 Bb6 11. Nbd2 Na6
12. Nc4 Bc7 13. a4 Bg4 14. Re1 Nb4 15. Ne3 Rad8 16. Nd2 Be6 17. Ndf1 a5 18. Bd2
Bb6 19. Rac1 Ng4 20. Nxg4 Bxg4 21. Be3 Bxe3 22. Nxe3 Be6 23. Bf1 Rd2 {
Azmaiparashvili,Z (2625)-Vaganian,R (2645) Moscow 1994 1/2-1/2 (65)}) ({RR} 9.
Qe2 Bg4 10. h3 Bxf3 11. Nxf3 Nbd7 12. Bg5 h6 13. Bd2 Bf8 14. Rad1 Qc7 15. Nh2
Nc5 16. Ng4 Nxg4 17. Qxg4 Qc8 18. Qxc8 Raxc8 19. b3 Na6 20. Bc3 Nb4 21. Rd7
Nxa2 22. Bb2 Nb4 23. Ra1 Rcd8 {Dizdarevic,E (2415)-Nikolic,P (2485) Sarajevo
1982 0-1}) ({RR} 9. Qe2 Bg4 10. Nb3 Bb6 11. Bg5 Nbd7 12. Rad1 Qe7 13. h3 Bh5
14. g4 Bg6 15. Nh4 Rad8 16. Nf5 Bxf5 17. gxf5 Nc5 18. Nxc5 Bxc5 19. c3 Rxd1 20.
Rxd1 Rd8 21. Bf3 Rd6 22. Rxd6 Qxd6 23. Qd2 Nd7 {Bengtsson,O-Riis,J Vaxjo 1992
1/2-1/2}) 9... Nbd7 10. Nc4 Qc7 11. h3 b5 12. Ncd2 Nf8 13. Nf1 Qb6 14. Be3 Bb7
15. Bxc5 Qxc5 16. c3 Rad8 17. Qc2 Ng6 18. Re3 Bc8 19. Qe2 Be6 20. b3 h6 21.
N1h2 Qd6 22. Re1 Qd7 23. Qf1 a5 24. Nxe5 Nxe5 25. f4 Nc4 26. bxc4 Bxc4 27. Qf2
Qd2 28. Nf1 Qxf2+ 29. Kxf2 Bxf1 30. Kxf1 Rd2 31. R1e2 Red8 32. e5 Nd5 33. Bxd5
R8xd5 34. Ke1 Rd1+ 35. Kf2 Rc5 36. Rc2 b4 37. Ke2 Rg1 38. Kf2 Ra1 39. c4 Rh1
40. Kg2 Rd1 41. Re4 Rb1 42. Re3 a4 43. f5 b3 44. e6 bxc2 45. e7 c1=Q 46. e8=Q+
Kh7 47. f6 Qf1+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.29"]
[White "De Paula, Luan Araujo"]
[Black "Brujin, Homero"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "1863"]
[BlackElo "1479"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 d6 5. c4 Nf6 6. Nc3 Be7 7. Be2 a6 8. Be3
O-O 9. O-O Bd7 10. Qd2 Nc6 11. Rac1 Rc8 12. Rfd1 Qc7 13. f3 Qb8 14. a4 Ne5 15.
b3 Ng6 $146 ({RR} 15... Bd8 16. Nc2 Bc7 17. Kh1 Ng6 18. Bg1 Rfd8 19. Ne3 Nf4
20. Bf1 Bc6 21. Ned5 Bxd5 22. cxd5 e5 23. g3 Ng6 24. Bh3 Nd7 25. b4 b6 26. Ne2
Qb7 27. Rc6 Ne7 28. Rdc1 Bb8 29. b5 axb5 30. axb5 {Lintchevski,D (2502)
-Ganichev,A (2148) Kirishi 2008 1-0 (36)}) 16. a5 Bd8 17. Na4 Bxa4 18. bxa4 Bc7
19. Bd3 Ne5 20. Bf1 Nfd7 21. h3 Nc5 22. Qb4 Qa8 23. Nb3 Nc6 24. Qa3 Nxb3 25.
Qxb3 Nxa5 26. Qb2 Nc6 27. f4 e5 28. f5 f6 29. c5 Rfd8 30. Qb3+ Kh8 31. Qf7 Rf8
32. Qh5 Rcd8 33. Bc4 Na5 34. Bf7 Rd7 35. cxd6 Rfxf7 36. dxc7 Rxc7 37. Rxc7 Rxc7
38. Bb6 Rc8 39. Bxa5 Qa7+ 40. Kh1 Qc5 41. Bd8 b5 42. Qe8+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.30"]
[White "Regiani, Rafael"]
[Black "Branquinho, Eduardo De Medeiros"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1476"]
[BlackElo "1815"]
[PlyCount "128"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Bb5+ ({RR} 6. Be3 a6 7.
Qd2 Nd7 8. Bc4 Ne5 9. Bb3 Ng4 10. Bg5 h6 11. Bh4 N8f6 12. O-O-O Ne5 13. f4 Nc6
14. Nxc6 bxc6 15. e5 Nd5 16. Bxd5 cxd5 17. Nxd5 f6 18. exf6 exf6 19. Rhe1+ Kf8
20. Ne7 Bf5 {Van den Doel,E (2547)-Esgalhado,M Lisbon 2000 1-0}) ({RR} 6. Be3
a6 7. a4 Nc6 8. Bc4 Ne5 9. Ba2 Ng4 10. Bg5 Qb6 11. Nce2 e5 12. f3 exd4 13. fxg4
Bxg4 14. O-O d3+ 15. Kh1 dxe2 16. Qd2 exf1=Q+ 17. Rxf1 Be6 18. Bxe6 fxe6 19.
Qf4 Nf6 20. Bxf6 O-O {Sveinbjornsson,G (1037)-Ragnarsson,H (1619) Reykjavik
ISL 2021 0-1}) 6... Bd7 7. Be3 Nf6 8. Qd2 $146 ({RR} 8. Nd5 Nxe4 9. Bxd7+ Nxd7
10. Nb5 Qa5+ 11. c3 O-O 12. Nxe7+ Kh8 13. Nxd6 Nxd6 14. Qxd6 Rad8 15. Bd4 Nf6
16. Qxf6 Rxd4 17. Qf3 Qe5+ 18. Kf1 Re4 19. g3 Qxe7 20. Kg2 Re8 21. Rad1 Qf6 22.
Qd3 Qc6 {Fesl,J (1090)-Bayer,M (1672) Mimberg 2002 0-1 (33)}) 8... Ng4 9. O-O
Nxe3 10. Qxe3 Nc6 11. Nxc6 bxc6 12. Bc4 O-O 13. f4 Qc7 14. f5 gxf5 15. exf5 d5
16. f6 Bxf6 17. Rxf6 exf6 18. Bd3 Qb6 19. Qxb6 axb6 20. Rf1 f5 21. a3 Rfe8 22.
Ne2 Re5 23. Ng3 Ra7 24. Nh5 c5 25. Nf6+ Kg7 26. Nh5+ Kg6 27. Nf4+ Kf6 28. Nh5+
Kg5 29. Nf4 c4 30. Be2 Ba4 31. Bd1 Rae7 32. g3 Re1 33. h4+ Kh6 34. Nxd5 Rxf1+
35. Kxf1 Re6 36. Nc3 Bc6 37. Be2 b5 38. Kf2 Kg7 39. b3 cxb3 40. cxb3 Re5 41. a4
bxa4 42. bxa4 Rc5 43. Nb5 Bxb5 44. Bxb5 Rc3 45. a5 Rc5 46. Bd7 Rxa5 47. Kf3 Kf6
48. Kf4 Rd5 49. Bc6 Rd4+ 50. Kf3 Ke5 51. Be8 f6 52. Bf7 h6 53. h5 Ra4 54. Be8
Ra3+ 55. Kf2 f4 56. gxf4+ Kxf4 57. Bf7 Rc3 58. Ke2 f5 59. Kf2 Rc2+ 60. Kf1 Rb2
61. Kg1 Kg3 62. Kf1 f4 63. Bg6 f3 64. Bd3 Rd2 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.31"]
[White "Jenidarchiche, Douglas Rodrigo"]
[Black "Ruvieri, Daniel Minami"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1845"]
[BlackElo "1437"]
[PlyCount "39"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. d4 Nbd7 5. Bc4 Be7 6. h3 O-O 7. Be3 c6 8. a4 (
{RR} 8. O-O b5 9. Bd3 a6 10. dxe5 dxe5 11. Ne2 c5 12. c3 c4 13. Bc2 Bb7 14. Ng3
Qc7 15. Nh2 Nc5 16. Bxc5 Qxc5 17. Ng4 Rad8 18. Nxf6+ Bxf6 19. Qe2 g6 20. Rfd1
Rxd1+ 21. Rxd1 Rd8 22. Nf1 Rxd1 {Cao,S (2545)-Varga,Z (2592) Budapest 2004 1/
2-1/2 (71)}) 8... a5 ({RR} 8... Qa5 9. O-O Qb4 10. Bb3 exd4 11. Nxd4 Nc5 12.
Qf3 a5 13. Rfe1 Nxb3 14. Nxb3 Be6 15. Nd4 Nd7 16. Nxe6 fxe6 17. Qg4 Rf6 18.
Rad1 Ne5 19. Qe2 Raf8 20. Bd4 Bd8 21. Rf1 Bb6 22. Na2 Qxd4 23. Rxd4 {Diaz
Castro,I (2234)-Garrido Outon,A (2231) Linares ESP 2019 1-0 (39)}) 9. Bb3 Qc7
10. Qd2 $146 ({RR} 10. Qe2 h6 11. O-O-O b5 12. axb5 a4 13. Bc4 a3 14. d5 Qa5
15. Qd3 axb2+ 16. Kd2 cxd5 17. Bxd5 Nxd5 18. Qxd5 Nf6 19. Qd3 d5 20. Nxe5 Nxe4+
21. Ke1 Qxc3+ 22. Bd2 Qxe5 {0-1 (22) Wozniak,M (1966)-Beinenson,K (1946)
Prague 2012}) 10... b6 11. Rd1 Ba6 12. d5 c5 13. Bg5 Rfe8 14. Qe3 Rac8 15. Nd2
Nh5 16. Bc4 Bxc4 17. Nxc4 Bxg5 18. Qxg5 Nhf6 19. Nb5 Nxe4 20. Qf5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.32"]
[White "Barroso, Daniele Silva"]
[Black "Van Riemsdijk, Dirk D."]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "1349"]
[BlackElo "1789"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 f5 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 ({RR} 5. f3 Nh6 6. Be2 O-O 7. Be3
f4 8. Bf2 Nc6 9. Qd2 a6 10. Bd1 e5 11. d5 Na5 12. Be2 c5 13. Rb1 Bd7 14. b4
cxb4 15. Rxb4 b5 16. cxb5 axb5 17. Nxb5 Nf7 18. Nc3 Bf6 19. h4 Qe7 {Suba,M 
(2520)-Ribeiro,F (2220) Oviedo 1992 0-1 (42)}) ({RR} 5. Be3 Nc6 6. d5 Ne5 7. h3
c5 8. Qd2 Nf6 9. f4 Nf7 10. exf5 Bxf5 11. Bd3 e6 12. dxe6 Bxe6 13. Nf3 a6 14.
O-O Qd7 15. Rae1 O-O-O 16. Ng5 Bf5 17. Bxf5 gxf5 18. Nxf7 Qxf7 19. Qd3 Qg6 {
Friberg,H (2129)-Kjellqvist,F (1778) Lidkoping SWE 2019 1-0 (45)}) 5... Nc6 6.
Nf3 $146 ({RR} 6. Be3 e5 7. d5 Nce7 8. f3 Nf6 9. Bh3 O-O 10. Qd2 c6 11. dxc6
bxc6 12. Rd1 fxe4 13. Nxe4 d5 14. Nc5 Nf5 15. Bxf5 Bxf5 16. h3 dxc4 17. Qc3 Bd3
18. Nxd3 cxd3 19. Rxd3 Qe8 20. Bc5 Rf7 {Spencer,E-Campbell,E (2085) Glenrothes
1995 0-1 (37)}) ({RR} 6. Nge2 e5 7. Be3 Nf6 8. Bg2 Ng4 9. O-O Nxe3 10. fxe3 O-O
11. d5 Ne7 12. exf5 Nxf5 13. Qd3 Bh6 14. Rf3 Bd7 15. e4 Ng7 16. Rxf8+ Qxf8 17.
Rf1 Qe7 18. b4 Nh5 19. a4 a5 20. b5 b6 {Pavic,J (2020)-Cosic,R (2195) Velika
Gorica 2004 0-1 (46)}) ({RR} 6. Nge2 fxe4 7. Nxe4 Bg4 8. d5 Bf3 9. Nf4 Bxh1 10.
Ne6 Ne5 11. f4 Nf3+ 12. Kf2 Nf6 13. Bh3 Qb8 14. Nxg7+ Kf7 15. Ne6 Nxe4+ 16. Ke3
b5 17. Qxh1 Qb6+ 18. Kxe4 Qf2 19. Qxf3 {1-0 (19) Lukacovic,M (1968)-Fekete,R 
(1896) Slovakia 2017}) 6... Nf6 7. d5 fxe4 8. dxc6 exf3 9. Qxf3 Rb8 10. Qe3
bxc6 11. Qxa7 Be6 12. Qa4 Bd7 13. Bg2 c5 14. Bc6 Rb4 15. Bxd7+ Nxd7 16. Qc6 O-O
17. a3 Rb6 18. Qd5+ Kh8 19. O-O Ne5 20. f4 Ng4 21. Qe6 Bd4+ 22. Kg2 Qa8+ 23.
Qd5 Rxb2+ 24. Kh3 Nf6 25. Qxa8 Rxa8 26. Bxb2 h5 27. Nd1 Rb8 28. Bxd4 cxd4 29.
Rf2 Ne4 30. Re2 Nf6 31. Nf2 Rb3 32. Rd1 c5 33. Kh4 Rxa3 34. Rxe7 Ra2 35. Kg5
Ng8 36. Re6 Rxf2 37. Rxg6 Rxh2 38. Rxd6 Rg2 39. Rd3 h4 40. Kxh4 Kg7 41. Kg5 Ne7
42. f5 Rf2 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.33"]
[White "Cardoso, Maria Paula Da Silv"]
[Black "Kassab, Alexandre T Canelas"]
[Result "1-0"]
[ECO "C53"]
[WhiteElo "1780"]
[BlackElo "1800"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. d3 Nf6 6. Nbd2 ({RR} 6. a4 a6 7.
Nbd2 Ba7 8. Nf1 d6 9. Be3 Be6 10. Bxa7 Rxa7 11. Bxe6 fxe6 12. Ne3 O-O 13. O-O
Raa8 14. Re1 Nh5 15. d4 Nf4 16. d5 exd5 17. Nxd5 Qf7 18. Nxf4 Qxf4 19. Qd2 Qg4
20. Re3 Ne7 {Magallanes,R (2036)-Ashiev,E (2202) chess.com INT 2021 1-0 (36)})
6... d6 ({RR} 6... a6 7. Bb3 d6 8. Nc4 O-O 9. O-O Ba7 10. Re1 Be6 11. Be3 b5
12. Ncd2 Bxe3 13. Rxe3 Na5 14. Bxe6 Qxe6 15. d4 Nc4 16. Nxc4 Qxc4 17. Nd2 Qe6
18. d5 Qd7 19. Qf3 c6 20. dxc6 Qxc6 21. Rd1 {Bastian,H (2375)-Hecht,H (2450)
Germany 1983 1/2-1/2 (54)}) 7. a4 $146 ({RR} 7. h3 h6 8. b4 Bb6 9. a4 a6 10.
Bb3 Be6 11. Nc4 Ba7 12. Ne3 Nh5 13. O-O Bxb3 14. Qxb3 Qe6 15. Nd5 Rc8 16. b5
Nd8 17. Rb1 g5 18. Nxc7+ Rxc7 19. Qxe6+ fxe6 20. b6 Bxb6 21. Rxb6 Nc6 {Kinsiz,
O (2224)-Yagiz,Y (2264) Denizli 2013 1-0 (31)}) ({RR} 7. Nf1 Be6 8. Bb3 h6 9.
Ng3 Bb6 10. Bc2 O-O 11. O-O Bg4 12. h3 Bh5 13. Be3 Rfe8 14. Nf5 Qd7 15. a4 a6
16. Qd2 Rad8 17. Kh1 d5 18. exd5 Nxd5 19. g4 Bg6 20. N3h4 Bxf5 21. Nxf5 Kh7 {
Broly,M (1681)-Kalbani,W Kemer 2009 1-0}) ({RR} 7. Nf1 O-O 8. Ng3 Bb6 9. Bb3 h6
10. O-O Be6 11. h3 d5 12. Qe2 dxe4 13. dxe4 Rad8 14. Nh4 Qd7 15. Bc2 Ne7 16.
Qf3 c6 17. Bxh6 gxh6 18. Qxf6 Kh7 19. Nh5 Rg8 20. Qxe5 Bc7 21. Nf6+ Kh8 {
Hojjatova,A-Tandogan,B Vung Tau 2008 1-0 (46)}) 7... a5 8. Nf1 Be6 9. Bb3 O-O
10. Ng3 d5 11. O-O Rad8 12. Bg5 h6 13. Bh4 g6 14. d4 exd4 15. e5 Nxe5 16. Nxe5
g5 17. Bxg5 hxg5 18. cxd4 Bb6 19. Qd3 Kg7 20. Rae1 Rh8 21. Bc2 Ne4 22. Rd1 Rh4
23. Nf3 Rdh8 24. Nxh4 Rxh4 25. Qf3 Qd6 26. Bxe4 dxe4 27. Qc3 Bd5 28. Nf5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.34"]
[White "Saito, Vinicius"]
[Black "Bonilla Viamonte, Diego Armando"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2147"]
[BlackElo "1620"]
[PlyCount "42"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bf5 ({RR} 5... e6 6. a3 Bxc5 7.
b4 Bb6 8. Bb2 Nh6 9. Bd3 Bd7 10. O-O O-O 11. Nbd2 a5 12. b5 Ne7 13. a4 Ng6 14.
g3 Rc8 15. Qe2 Bc5 16. Nb3 Bb4 17. Rad1 Qe7 18. Nfd4 f6 19. Nf3 f5 20. Bc1 {
Zhigalko,S (2656)-Agrest,E (2599) Jurmala 2013 1-0 (75)}) 6. c3 e6 ({RR} 6...
a5 7. Bb5 e6 8. Be3 f6 9. O-O Nge7 10. Re1 Ng6 11. exf6 Qxf6 12. Bg5 Qf7 13.
Qxd5 Rc8 14. Nbd2 Be7 15. Qc4 O-O 16. Qe2 Bxc5 17. Be3 Bd6 18. Nc4 Bb8 19. Bxc6
bxc6 20. Nd4 Qc7 21. g3 {Fabris,A (2230)-Krutko,A (2397) chess.com INT 2021
0-1 (59)}) 7. Be3 Qc7 $146 ({RR} 7... Bg4 8. Bb5 Nge7 9. Nbd2 Ng6 10. Qa4 Bxf3
11. Bxc6+ bxc6 12. Qxc6+ Ke7 13. Nxf3 Rc8 14. Qd6+ Ke8 15. Qxd8+ Kxd8 16. b4
Be7 17. h4 f6 18. exf6 gxf6 19. Nd4 Kd7 20. c6+ Kd6 21. Nb5+ Ke5 22. Nxa7 {
Fischer,L (1663)-Muthig,H (1512) Frankfurt 2015 1-0}) 8. Bd4 Nge7 9. Bb5 Bg4
10. Nbd2 O-O-O 11. Qa4 Kb8 12. b4 Nxd4 13. cxd4 f6 14. O-O h6 15. Bd3 Bxf3 16.
Nxf3 f5 17. b5 Nc8 18. Rfc1 g5 19. Rab1 Rh7 20. b6 Qe7 21. bxa7+ Ka8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.35"]
[White "Santiago, Mauro"]
[Black "Carvalho Jr, Celestino"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1516"]
[BlackElo "1939"]
[PlyCount "116"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be2 c5 ({RR} 6... Nbd7 7.
Bg5 a6 8. Qd2 c5 9. d5 b5 10. cxb5 Qa5 11. b6 Qxb6 12. Nf3 a5 13. O-O Ba6 14.
Bxa6 Qxa6 15. Rfe1 Rfb8 16. e5 dxe5 17. Nxe5 Nxe5 18. Rxe5 Rb7 19. Rae1 Qd6 20.
a4 h6 21. Bxh6 {Paravyan,D (2629)-Glek,I (2444) Moscow RUS 2018 1-0}) ({RR} 
6... e5 7. d5 a5 8. g4 Nfd7 9. Nf3 h6 10. Be3 Na6 11. Nd2 Ndc5 12. h4 Bd7 13.
h5 g5 14. Bxc5 Nxc5 15. Nf1 c6 16. a4 Qb6 17. Rb1 Qb4 18. Ne3 Nxe4 19. Nc2 Nxc3
20. Nxb4 Nxd1 21. Nc2 {Titichoca Daza,D (2085)-Karttunen,M (2484) chess.com
INT 2021 0-1 (46)}) 7. d5 a6 $146 ({RR} 7... b5 8. cxb5 a6 9. bxa6 Qa5 10. Bd2
Bxa6 11. a3 Nbd7 12. Nf3 Rfb8 13. Rb1 Bxe2 14. Qxe2 Qa6 15. Qxa6 Rxa6 16. Kd1
e6 17. dxe6 fxe6 18. Kc2 d5 19. exd5 exd5 20. Rhe1 d4 21. Ne4 Nd5 22. Bc1 {
Hetenyi,G (2235)-Biro,A (2265) Hungary 1999 0-1}) ({RR} 7... b5 8. Nf3 b4 9.
Nb1 Nxe4 10. O-O a5 11. Qc2 Nf6 12. g4 h5 13. gxh5 Bf5 14. Bd3 Bxd3 15. Qxd3
Nxh5 16. Kh2 Nd7 17. Rg1 Ne5 18. Nxe5 Bxe5+ 19. Kh1 Kg7 20. Rg4 Rh8 21. f4 Qd7
22. fxe5 {Pochop,B-Schwetlick,T Mecklenburg VP 1993 0-1}) ({RR} 7... Qa5 8. Bd2
Qc7 9. Nf3 a6 10. O-O e6 11. Bg5 exd5 12. cxd5 b5 13. e5 dxe5 14. d6 Qd7 15.
Nxe5 Qf5 16. f4 Ne4 17. Nd5 Qe6 18. Nc7 Qf5 19. Bg4 Nc3 20. bxc3 Qe4 21. Bf3
Qe3+ 22. Kh1 {Tumasov,V-Vergara,J (2160) Dos Hermanas 2004 1-0 (32)}) 8. a4 e6
9. Nf3 exd5 10. cxd5 Re8 11. Nd2 b6 12. O-O Ra7 13. f3 Nh5 14. Nc4 Rb7 15. Qe1
f5 16. Bd3 f4 17. Ne2 b5 18. axb5 axb5 19. Na5 c4 20. Bc2 Rf7 21. Rb1 Nd7 22.
Nc6 Qb6+ 23. Kh1 Nc5 24. Qa5 Qxa5 25. Nxa5 Nd3 26. b3 Nxc1 27. Rfxc1 Ra7 28.
Nc6 Ra2 29. bxc4 bxc4 30. Nb4 Ra3 31. Kg1 Bd7 32. Nc6 Bf6 33. Bd1 c3 34. Rb3
Rxb3 35. Bxb3 Ng3 36. Nxg3 fxg3 37. Kf1 Rc8 38. f4 Kf8 39. e5 Bxc6 40. dxc6
dxe5 41. fxe5 Bxe5 42. Bd5 Ke7 43. Ke2 Kd6 44. Be4 Kc5 45. Rb1 Bf4 46. Rb7 Rxc6
47. Rxh7 Re6 48. Kf3 Rxe4 49. Kxe4 c2 50. Kxf4 c1=Q+ 51. Kxg3 Kd4 52. Rd7+ Ke4
53. Re7+ Kd3 54. Rd7+ Ke2 55. Re7+ Kf1 56. Rf7+ Kg1 57. Rh7 Qe3+ 58. Kg4 Kxg2
0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.36"]
[White "Dionisio, Alex Monteiro"]
[Black "Cristino, Felipe Borges"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "1514"]
[BlackElo "1890"]
[PlyCount "118"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. d4 cxd4 5. Qxd4 Bd7 6. Bxc6 Bxc6 7. c4 e6 8.
O-O Nf6 9. Nc3 Be7 10. Rd1 O-O 11. Bg5 ({RR} 11. b3 Qa5 12. Bb2 a6 13. Qd3 Rfd8
14. Nd4 Be8 15. a4 Rac8 16. Qg3 Qe5 17. f4 Qh5 18. Nd5 Nxd5 19. Nxe6 Qh6 20.
Nxg7 Qxf4 21. Rxd5 Qxg3 22. hxg3 Bc6 23. Rh5 Bxe4 24. Re1 d5 25. Nf5 Bc5+ {
Zhang,Z (2649)-Ghaem Maghami,E (2599) Beijing 2008 1/2-1/2 (34)}) 11... Rc8
$146 ({RR} 11... a6 12. Qd3 Qc7 13. Rac1 Rfd8 14. Nd5 exd5 15. cxd5 Qb6 16.
dxc6 bxc6 17. Nd4 c5 18. Nf5 Qb7 19. Qg3 Kf8 20. Qh4 Qxb2 21. Rb1 Qe5 22. Rb7
Re8 23. Bh6 Nxe4 24. Rxe7 Qxf5 25. Rxe8+ Rxe8 26. Be3 {Melendez Padilla,
I-Jimenez Acosta,J (2005) Bayamon 2013 0-1}) ({RR} 11... h6 12. Bh4 Qc7 13.
Rac1 Rad8 14. e5 dxe5 15. Qxe5 Qxe5 16. Nxe5 Rxd1+ 17. Rxd1 Rc8 18. Nxc6 Rxc6
19. b3 Ne4 20. Bxe7 Nxc3 21. Rd2 Rc7 22. Bb4 Ne4 23. Rd4 Nf6 24. f3 Rd7 25.
Rxd7 Nxd7 26. Kf2 {Goncharova,N (2249)-Sirotkina,E (1234) Sochi RUS 2018 1-0 
(52)}) ({RR} 11... h6 12. Bh4 Nxe4 13. Nxe4 Bxh4 14. Nxh4 Qxh4 15. Nxd6 Qxd4
16. Rxd4 e5 17. Rd2 a5 18. b3 f5 19. f3 Rad8 20. Re1 Rf6 21. c5 b6 22. Rxe5
bxc5 23. Ne4 Rxd2 24. Nxd2 Rd6 25. Nc4 Rd1+ 26. Kf2 {Reichstein,H (2188)
-Roetteler,M (2230) Germany 2002 1/2-1/2}) ({RR} 11... h6 12. Bh4 a6 13. Bg3
Qa5 14. Bxd6 Bxd6 15. Qxd6 Nxe4 16. Nxe4 Bxe4 17. Qf4 Bxf3 18. Qxf3 Qb4 19. b3
Rad8 20. a3 Qe7 21. b4 e5 22. Rxd8 Rxd8 23. Rd1 e4 24. Qe2 Rxd1+ 25. Qxd1 e3
26. Qe2 {Kadar,G (2280)-Loginov,V (2550) Hungary 1995 1/2-1/2 (34)}) 12. Rac1
h6 13. Bh4 Qa5 14. Ne1 Rfd8 15. Nc2 Qb6 16. Qxb6 axb6 17. f3 g5 18. Bf2 d5 19.
Bxb6 Rd7 20. cxd5 exd5 21. exd5 Nxd5 22. Nxd5 Rxd5 23. Ne3 Rb5 24. Nd5 Bf8 25.
b3 Kh7 26. Nf6+ Kg6 27. Bd4 Rd8 28. Ng4 Rbd5 29. Ne5+ Kh7 30. Nxf7 R8d7 31. Ne5
R7d6 32. Nf7 Rxd4 33. Nxd6 Rxd6 34. Rxd6 Bxd6 35. h3 Kg6 36. Rd1 Bc5+ 37. Kf1
h5 38. Ke2 h4 39. Kd3 Kf5 40. Kc4 Be3 41. a4 Kf4 42. Rd3 Bf2 43. Rd6 Kg3 44.
Rg6 Be3 45. Re6 Bf2 46. Rg6 Kxg2 47. Rxg5+ Kxf3 48. Rg4 Bg3 49. a5 Kg2 50. b4
Kxh3 51. Rg6 Kg2 52. a6 Be4 53. axb7 Bxb7 54. Rg7 Bf3 55. b5 h3 56. b6 h2 57.
Rh7 h1=Q 58. Rxh1 Kxh1 59. Kb5 Bb7 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.37"]
[White "Santos, Isaque Goncalves"]
[Black "Yokomizo, Wilton"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1996"]
[BlackElo "1395"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Qd3 g6 3. g4 d6 4. gxf5 Bxf5 5. e4 Be6 6. Qb5+ c6 $146 ({RR} 6...
Bd7 7. Qxb7 Nc6 8. c3 Rb8 9. Qa6 Rb6 10. Qd3 Bg7 11. Nf3 Nh6 12. d5 Na5 13. Ng5
O-O 14. Bh3 Ng4 15. Qg3 Nxf2 16. Qh4 h6 17. Be6+ Kh8 18. O-O Nd3 19. Rf7 Nxc1
20. Qxh6+ Bxh6 21. Rh7# {Cordeiro,M-Mello,W Sao Bento do Sul 1995 1-0}) 7. Qxb7
Nd7 8. Qxc6 Rc8 9. Qa4 Ngf6 10. d5 Bf7 11. Nf3 Bg7 12. Ng5 O-O 13. Bh3 Nb6 14.
Qb3 Rb8 15. Nxf7 Qc7 16. Qd3 Nh5 17. Nh6+ Kh8 18. c3 Nc4 19. Qc2 Bxh6 20. Bxh6
Rxb2 21. Qd3 Rfxf2 22. Qd4+ Nf6 23. Qxf2 Rxf2 24. Kxf2 Qb6+ 25. Ke2 Qb2+ 26.
Nd2 Nxe4 27. Rhf1 Nxc3+ 28. Kf2 Ne4+ 29. Kg1 Qd4+ 30. Kh1 Nf6 31. Nxc4 Qxd5+
32. Bg2 Qxc4 33. Rac1 Qxa2 34. Rc8+ Ng8 35. Rxg8+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.39"]
[White "Ikejiri, Daniel Yoshito"]
[Black "Damasio, Fabio Ferreira"]
[Result "1-0"]
[ECO "E47"]
[WhiteElo "1916"]
[BlackElo "1296"]
[PlyCount "80"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 b6 6. Nge2 Bb7 7. O-O d5 8. a3
dxc4 ({RR} 8... Bd6 9. cxd5 exd5 10. b4 a6 11. Ng3 Re8 12. Qb3 Nbd7 13. a4 g6
14. Bd2 h5 15. h3 h4 16. Nge2 Ne4 17. Nxe4 dxe4 18. Bc4 Qe7 19. b5 Nf6 20. Rfc1
Nh7 21. a5 axb5 22. Bxb5 Reb8 23. a6 {Popilski,G (2464)-Pichot,A (2630) chess.
com INT 2021 0-1 (47)}) ({RR} 8... Bd6 9. cxd5 exd5 10. Nf4 a6 11. Qf3 g6 12.
b4 c6 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 Nd7 16. Bxc6 Bxc6 17. Qxc6 Nf6 18. Be3
Ng4 19. Qf3 Nxe3 20. fxe3 Rc8 21. Nd5 b5 22. e4 f5 23. e5 {Machidon,C (2288)
-Diaz Camallonga,C (2463) chess.com INT 2021 1-0}) 9. Bxc4 Bxc3 10. bxc3 Nbd7
11. Ba2 $146 ({RR} 11. f3 c5 12. e4 Qc7 13. Bd3 Rfd8 14. Qe1 cxd4 15. cxd4 Nc5
16. Bf4 Qc6 17. Bc2 Qb5 18. Nc3 Qc4 19. dxc5 Qxc5+ 20. Be3 Qc4 21. Rc1 Rac8 22.
e5 Qxc3 23. Bxh7+ Nxh7 24. Rxc3 {1-0 (24) Warner,D (2199)-Croes,O (2120) San
Felipe 1999}) 11... c5 12. Bb2 cxd4 13. exd4 b5 14. Qd3 a6 15. Ng3 Rc8 16. Rfe1
Nc5 17. Qe2 Na4 18. Rac1 Nxb2 19. Qxb2 Qd7 20. Bb1 Bd5 21. Qc2 g6 22. h4 h5 23.
Re5 Kg7 24. Qd2 Rh8 25. f4 Ng4 26. Rg5 f5 27. Bd3 Kf7 28. Nf1 Bc4 29. Bxc4 Rxc4
30. Ne3 Nxe3 31. Qxe3 Qd6 32. Re1 Rg8 33. Rg3 Ra4 34. Qf2 Rxa3 35. Rge3 Re8 36.
Qf3 b4 37. d5 Qc5 38. Kh2 Rxc3 39. dxe6+ Ke7 40. Qb7+ Kf8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.40"]
[White "Bianchini, Marlon"]
[Black "Deus Filho, Joaquim De"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1255"]
[BlackElo "1848"]
[PlyCount "72"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 f6 6. O-O fxe5 7. Nxe5 ({RR} 7.
dxe5 Bc5 8. c3 Nge7 9. b4 Bb6 10. a4 a6 11. a5 Ba7 12. Nbd2 Ng6 13. Nb3 Ngxe5
14. Nxe5 Nxe5 15. Re1 O-O 16. Nd4 Qh4 17. g3 Qf6 18. Be3 Be4 19. Bf1 Bxd4 20.
Bxd4 Nf3+ 21. Kh1 Nxe1+ {Soderstrom,A (2189)-Costachi,M (2463) chess.com INT
2021 0-1}) 7... Nxe5 8. dxe5 Bc5 9. c3 $146 ({RR} 9. Nd2 Ne7 10. Nb3 Bb6 11.
Kh1 O-O 12. Nd4 Bxd4 13. Qxd4 Bxc2 {0-1 (13) Hemmerling,F (1520)-Fischer,M 
(1872) St Ingbert 1988}) ({RR} 9. c4 Ne7 10. b4 Bxb4 11. Qa4+ Nc6 12. cxd5 exd5
13. Bb5 a5 14. Bxc6+ bxc6 15. Qxc6+ Kf7 16. a3 Be7 17. Nc3 Be6 18. Rd1 Qe8 19.
Qxc7 Rc8 20. Qxa5 Rc5 21. Qb4 Rc4 22. Qb2 Qa8 23. Be3 Rhc8 {Uribe Arteaga,D 
(2294)-Castro Rojas,O (2376) Cartago 2009 1-0 (40)}) 9... Qh4 10. Nd2 Nh6 11.
Nf3 Qe7 12. Nd4 O-O 13. Bxh6 gxh6 14. f4 Kh8 15. Kh1 Bxd4 16. cxd4 c5 17. dxc5
Qxc5 18. Rc1 Qb4 19. b3 Rac8 20. Rxc8 Rxc8 21. Bd3 Bxd3 22. Qxd3 Rc3 23. Qd2
Rxb3 24. Qc1 Rc3 25. Qb1 Qxb1 26. Rxb1 Rc2 27. h3 b6 28. a4 Ra2 29. Rb4 h5 30.
Kh2 h4 31. f5 exf5 32. Rxh4 Re2 33. Rh5 Rxe5 34. g4 d4 35. Kg2 d3 36. Rxf5 Rxf5
0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.41"]
[White "Ruvieri, Valter"]
[Black "Sanches De Carvalho, Fabio"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1067"]
[BlackElo "1838"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. e3 c5 3. b3 Nf6 4. Nf3 Nc6 5. Bb2 Bf5 6. Bd3 ({RR} 6. a3 cxd4 7.
exd4 e6 8. Bd3 Bxd3 9. Qxd3 Be7 10. Nbd2 O-O 11. O-O a5 12. Qb5 Qd7 13. a4 Ne8
14. c3 Nc7 15. Qd3 f6 16. Rfe1 Bd6 17. Nh4 Rae8 18. Rad1 Qf7 19. g3 g5 20. Ng2
Qg6 {Li,R (2538)-Chandra,A (2490) Saint Louis 2016 1/2-1/2 (39)}) ({RR} 6. a3
e6 7. Bd3 Ne4 8. O-O Qf6 9. Qe2 Bg4 10. c4 Ng5 11. Nbd2 Qh6 12. h4 Nxf3+ 13.
Nxf3 Be7 14. Qd1 cxd4 15. exd4 Bxh4 16. cxd5 exd5 17. Qe1+ Be6 18. Bf5 Be7 19.
Bxe6 Qxe6 20. Rc1 Qd7 {Nicholson,J (1963)-Waterfield,M (1724) Harrogate ENG
2022 1-0 (36)}) 6... Ne4 $146 ({RR} 6... Bg6 7. dxc5 Qa5+ 8. Nbd2 e6 9. a3 Qxc5
10. O-O Be7 11. Qe2 O-O 12. Bxg6 hxg6 13. b4 Qxc2 14. Bxf6 Bxf6 15. Rfc1 Qa4
16. Rab1 Qxa3 17. Nb3 Rac8 18. Nc5 Nxb4 19. Qd2 Na2 20. Rc2 Nc3 {0-1 (20)
Gattie,W-Rubinstein,A Ostend 1906}) ({RR} 6... Bg6 7. O-O e6 8. Nc3 cxd4 9.
exd4 Bd6 10. Re1 O-O 11. Ne5 Bh5 12. Nxc6 Bxh2+ 13. Kh1 bxc6 14. Qd2 Ng4 15. g3
Qf6 16. Kg2 e5 17. dxe5 Nxe5 18. Rxe5 Qxe5 19. f4 Qf6 20. Kxh2 Qh6 21. Kg1 {
Vidruk,M (1848)-Vanduyfhuys,D (1775) Mamaia 2017 1-0 (33)}) ({RR} 6... Bg6 7.
dxc5 e6 8. Ba3 Be7 9. O-O e5 10. Be2 O-O 11. Bb5 Bh5 12. Be2 Qc7 13. Nc3 Rad8
14. Ng5 Bxe2 15. Qxe2 a6 16. Rad1 d4 17. Nce4 Nxe4 18. Nxe4 f5 19. Ng3 dxe3 20.
Rxd8 Rxd8 21. Nxf5 {Fareed,M-Siow Lee,D Al Ain 2013 0-1 (34)}) 7. O-O a6 8.
dxc5 e6 9. Bd4 f6 10. Nh4 Qd7 11. Nxf5 exf5 12. f3 Nxc5 13. Bxc5 Bxc5 14. Kh1
Bxe3 15. Re1 f4 16. c4 O-O-O 17. Nc3 Nb4 18. a3 dxc4 19. Bxc4 Qf5 20. Qe2 Rd2
21. Qf1 Nc2 22. Ne4 Rhd8 23. g4 fxg3 24. Nxg3 Qf4 25. Rxe3 Nxe3 26. Be6+ Kb8
27. Ne2 Qd6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.42"]
[White "Leal, Alexandre Garcia"]
[Black "Da Cunha, Gabriela Goes"]
[Result "0-1"]
[ECO "E00"]
[WhiteElo "1899"]
[BlackElo "1837"]
[PlyCount "110"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 Nc6 6. a3 Bxd2+ 7. Qxd2 d6 8.
e3 O-O 9. Ne2 e5 10. d5 Nb8 11. Nbc3 a5 12. b3 Nbd7 13. O-O Nc5 14. Qc2 Bg4 15.
b4 axb4 $146 ({RR} 15... Bxe2 16. Qxe2 axb4 17. axb4 Na6 18. Rfb1 Nd7 19. Ra5
f5 20. Bh3 Rae8 21. e4 fxe4 22. Nxe4 Nf6 23. Rb2 Nxe4 24. Qxe4 Qg5 25. Ra1 Rf4
26. Qe3 Ref8 27. Bg2 Rg4 28. Qxg5 Rxg5 29. Rc1 Rg4 30. h3 {Exler,V (2109)
-Landl,M (1778) Austria 2013 1-0 (36)}) 16. axb4 Rxa1 17. Rxa1 Na6 18. Rb1 Nd7
19. f3 Bh5 20. g4 Bg6 21. e4 h5 22. h3 Rc8 23. Ng3 Qg5 24. Qc1 Qh4 25. Kh2 hxg4
26. fxg4 Nf6 27. Bf3 Nh7 28. Qe3 Qg5 29. Qa7 Qd2+ 30. Nce2 Ng5 31. Bg2 Nxe4 32.
Qxb7 Rb8 33. Qxa6 Nxg3 34. Nxg3 Bxb1 35. b5 Qa2 36. Qc6 Qa7 37. Be4 Bxe4 38.
Nxe4 Qb7 39. Qd7 Qc8 40. Qc6 Rb6 41. Nxd6 Rxc6 42. Nxc8 Rxc4 43. b6 cxb6 44.
Nxb6 Rd4 45. Nc8 Kf8 46. d6 Ke8 47. Kg3 Kd7 48. Ne7 Rxd6 49. Nf5 Rd3+ 50. Kg2
g6 51. Nh6 Ke7 52. g5 e4 53. h4 Ra3 54. Ng4 Ke6 55. Nh6 Rb3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.44"]
[White "Santos, Abel Cardoso Dos"]
[Black "De Oliveira, Lucas Silva"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "1854"]
[BlackElo "1800"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. Qd2
Nbd7 9. O-O-O Bb7 10. a3 Rc8 11. Kb1 Be7 12. g4 Nb6 13. h4 ({RR} 13. Na2 Nfd7
14. Qf2 d5 15. Bd3 O-O 16. exd5 Nxd5 17. Nb3 Bh4 18. Qe2 Qc7 19. Rhf1 Ne5 20.
Be4 Nxe3 21. Bxb7 Nxd1 22. Bxc8 Nxb2 23. Bxa6 Nbc4 24. Bxb5 Nxa3+ 25. Kc1 Rb8 {
0-1 (25) Silva,M (2250)-Ftacnik,L (2513) Evora POR 2019}) 13... Nfd7 14. h5
$146 ({RR} 14. g5 Ne5 15. Qe1 Nec4 16. f4 Qc7 17. Bxc4 Nxc4 18. Rd3 O-O 19. h5
Rfd8 20. g6 Re8 21. gxf7+ Kxf7 22. f5 Bf6 23. Nxe6 Qa5 24. Bd4 Bxd4 25. Rxd4 {
1-0 (25) Regina H Milch (2458)-Mapi (2487) playchess.com INT 2008}) 14... Ne5
15. Qe1 Qc7 16. Bc1 Nec4 17. Rd3 d5 18. exd5 Nxd5 19. Nxd5 Bxd5 20. Qd1 b4 21.
axb4 Bxb4 22. g5 Rb8 23. Nb3 a5 24. Rxd5 exd5 25. Qxd5 Rc8 26. Qb5+ Qc6 27.
Bxc4 Qxb5 28. Bxb5+ Ke7 29. c3 Bd6 30. Re1+ Kd8 31. Nxa5 Kc7 32. Nc4 Rhd8 33.
Nxd6 Rxd6 34. Bf4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.46"]
[White "Fernandez Barrero, Javier"]
[Black "Navarro, Gustavo Kazuo Yura"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1743"]
[BlackElo "1800"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. f4 c5 7. Nf3 ({RR} 7.
Qb5+ Qd7 8. Qxd7+ Kxd7 9. Be3 cxd4 10. Bxd4 Nc6 11. Nf3 Nxd4 12. Nxd4 Rc8 13.
Nd2 Bc5 14. N2f3 Ne7 15. O-O-O Nc6 16. Rhe1 Ke7 17. Kb1 a6 18. Re2 Rc7 19. h3
Ba7 20. g3 h6 21. c3 Na5 {Piskorz,H (2106)-Kosiorek,M (2378) Rudnik 2000 1/2-1/
2 (67)}) ({RR} 7. Qb5+ Qd7 8. Qxd7+ Nxd7 9. c3 Rc8 10. Be3 cxd4 11. Bxd4 Bc5
12. Ne2 Ne7 13. Nd2 Nf5 14. Nb3 Nxd4 15. Nexd4 Be7 16. Ke2 g5 17. g3 Rg8 18.
Rhg1 a6 19. Raf1 gxf4 20. gxf4 Kf8 21. f5 Rxg1 {Puksza,A (1973)-Smietanska,W 
(1595) Lazy POL 2019 1-0 (37)}) 7... Nc6 8. O-O $146 ({RR} 8. c3 Nh6 9. a3 cxd4
10. Nxd4 Qb6 11. b4 Nxd4 12. Qxd4 Qxd4 13. cxd4 Nf5 14. Bb2 a5 15. O-O axb4 16.
a4 Ne3 17. Rf2 Nd1 18. Rc2 Nxb2 19. Rxb2 Kd7 20. Nd2 Be7 21. a5 Ra6 22. Nb3 b6
{Meyer,H-Daminger,F Untergrombach 1990 0-1 (35)}) ({RR} 8. c3 cxd4 9. cxd4 Bb4+
10. Nc3 Nh6 11. Be3 Ng4 12. Bd2 Qe7 13. O-O h5 14. Nb5 Bxd2 15. Nd6+ Kf8 16.
Qxd2 f5 17. Ng5 Nh6 18. Rac1 a5 19. h3 g6 20. Qc3 Ra6 21. Nxb7 Qxb7 22. Nxe6+
Ke7 {Ostermeyer,P-Delander,A Helmbrechts 1963 1-0 (37)}) ({RR} 8. c3 Qb6 9. Na3
cxd4 10. Nxd4 Nxd4 11. cxd4 a6 12. Nc2 Rc8 13. Ne3 Ne7 14. b3 Nc6 15. Bb2 Bb4+
16. Kf2 O-O 17. f5 Be7 18. a3 Bg5 19. g4 Nxe5 20. dxe5 Bxe3+ 21. Kf3 d4 22. Kg3
Rfd8 {Radigue,M (1810)-Pouilly,P (1950) France 2001 0-1 (54)}) 8... Qb6 9. Be3
Nh6 10. Nbd2 Nf5 11. Bf2 cxd4 12. Nb3 Ne3 13. Nfxd4 Nxf1 14. Nxe6 d4 15. Nexd4
Nxd4 16. Bxd4 Qd8 17. Rxf1 Be7 18. f5 g6 19. e6 Bf6 20. Qb5+ Kf8 21. Bxf6 Qxf6
22. Qxb7 Kg7 23. fxg6 Qxe6 24. gxf7 Rhf8 25. Qf3 Rad8 26. Nc5 Qe5 27. Nd3 Qd4+
28. Kh1 Rd7 29. Qg3+ Kh8 30. Ne5 Re7 31. Ng6+ hxg6 32. Qxg6 Qg7 33. Qh5+ Qh7
34. Qxh7+ Kxh7 35. g3 Rexf7 36. Rxf7+ Rxf7 37. Kg2 Rd7 38. c4 Rd2+ 39. Kf3 Rxb2
40. Ke4 Rxa2 41. Kd5 a5 42. Kc5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.48"]
[White "Dias, Clara"]
[Black "Correa, Vitor Dias"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "1717"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nxc6 bxc6 8.
O-O g6 9. Bb3 Bg7 10. Be3 Qc7 11. h3 ({RR} 11. f3 O-O 12. Qe2 a5 13. Rfd1 Nd7
14. Qf2 Ba6 15. Na4 c5 16. c3 Rab8 17. Rd2 Ne5 18. Rc1 Qc6 19. Qh4 c4 20. Bd1
Bf6 21. Bg5 Bxg5 22. Qxg5 Bb5 23. b3 Bxa4 24. bxa4 Qc5+ 25. Kf1 Nxf3 {Sadnan
Hasan,D (2106)-Tabatabaei,M (2613) Tornelo INT 2021 0-1 (35)}) 11... O-O 12.
Qd2 e6 $146 ({RR} 12... Re8 13. f4 a5 14. a4 Rb8 15. Rae1 Rb4 16. f5 Rf8 17.
Bh6 Qb6+ 18. Rf2 Ba6 19. Bxg7 Kxg7 20. e5 dxe5 21. Rxe5 Ne8 22. Rxe7 Qc5 23.
Re1 Bc8 24. Ne4 Qd4 25. f6+ Kh8 26. Qxd4 Rxd4 27. Ng5 {Onoprienko,V (2370)
-Abbasov,F (2290) Polanica Zdroj 1998 1-0}) ({RR} 12... a5 13. Bh6 a4 14. Bxg7
Kxg7 15. Bxa4 Nxe4 16. Nxe4 Rxa4 17. Rfe1 Bf5 18. b3 Ra3 19. c4 Kg8 20. Ng3 Be6
21. Rac1 Qa5 22. Qxa5 Rxa5 23. Rc2 Rfa8 24. Ree2 Kf8 25. Red2 Ke8 26. Ne2 f6
27. Nc3 {Novoselski,Z (2385)-Zontakh,A (2545) Jagodina 1998 0-1 (52)}) ({RR} 
12... Bb7 13. Bh6 Rab8 14. Bxg7 Kxg7 15. Rfe1 c5 16. Bc4 Bc6 17. b3 e6 18. Rad1
Rbd8 19. Qg5 Qa5 20. Re3 h6 21. Qh4 d5 22. exd5 exd5 23. Nxd5 Bxd5 24. Bxd5
Rxd5 25. Rxd5 Nxd5 26. Re5 Qd2 27. Qc4 {Kriz,M (2225)-Banas,J (2375) Trencin
1995 0-1 (44)}) ({RR} 12... Ba6 13. Rfe1 c5 14. Bh6 Rab8 15. Bxg7 Kxg7 16. Nd5
Nxd5 17. Bxd5 e6 18. Qc3+ Kg8 19. Bb3 c4 20. Ba4 Qc5 21. b3 Rfc8 22. Rad1 Rb6
23. Qf6 cxb3 24. Bxb3 Bc4 25. Qd4 Ra6 26. Qxc5 Rxc5 27. Rd2 {Pichardo,J-Heino,
H Graz 1972 1/2-1/2 (40)}) 13. Bf4 Rd8 14. Rfd1 Ne8 15. Qe3 e5 16. Bg5 Bf6 17.
Rd2 Be6 18. Rad1 Bxg5 19. Qxg5 Rd7 20. h4 Bxb3 21. axb3 Qd8 22. Qh6 Qf6 23. g3
Qg7 24. Qe3 Rad8 25. Qe2 f5 26. Qc4+ Rf7 27. Qxc6 f4 28. Qc4 fxg3 29. fxg3 Kh8
30. Rf1 Rc7 31. Qe6 Qh6 32. Rdf2 Qe3 33. Kh2 Kg7 34. Nd5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.49"]
[White "De Paula, Bruno Cesar Lima"]
[Black "Santanna, Paulo"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1676"]
[BlackElo "2021"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Qxd4 ({RR} 4. c3 d3 5. Bxd3 Nc6 6. O-O g6 7.
c4 Bg7 8. Nc3 d6 9. h3 Nf6 10. Re1 O-O 11. Qd2 Rb8 12. b3 Nh5 13. Bb2 e6 14.
Rad1 Qa5 15. Bf1 Rd8 16. a3 Qc7 17. b4 Qe7 18. Na4 Bxb2 {Shabalov,A (2606)
-Baklan,V (2655) Khanty-Mansiysk 2009 1-0 (36)}) 4... Nc6 5. Qa4 ({RR} 5. Qd1
g6 6. Bd3 Bg7 7. O-O d6 8. h3 Nf6 9. Re1 O-O 10. Nbd2 b5 11. a4 bxa4 12. Rxa4
Bb7 13. Nc4 d5 14. exd5 Nxd5 15. Be4 e6 16. Bg5 Qc7 17. Bxd5 exd5 18. Qxd5 Nd4
19. Qd6 Qxd6 {Rudykh,S (2218)-Garagulya,K (2389) chess.com INT 2022 0-1}) ({RR
} 5. Qe3 g6 6. c4 Bg7 7. Be2 Nf6 8. h3 d6 9. Nc3 O-O 10. O-O Be6 11. Rb1 Rc8
12. b3 Qa5 13. Bb2 Nd7 14. Nd5 Qc5 15. Qd2 a5 16. Nf4 Bxb2 17. Rxb2 Nf6 18.
Nxe6 fxe6 19. Ng5 Nd4 {Urquiza,M (2093)-Santanna,P (1894) Cuiaba MT 2021 0-1 
(38)}) 5... e6 6. e5 $146 ({RR} 6. Be2 Qc7 7. Nbd2 Nf6 8. O-O Be7 9. Bd3 O-O
10. c3 d6 11. Qc2 e5 12. Nc4 Bg4 13. Ne3 Bxf3 14. gxf3 g6 15. Kh1 Kh8 16. Nd5
Nxd5 17. exd5 Nd8 18. Bh6 Rg8 19. f4 exf4 20. Bxf4 f5 {Puobis,J (1857)-Hornak,
P (1750) Slovakia 2014 1/2-1/2 (59)}) ({RR} 6. Nc3 d6 7. Bb5 Bd7 8. Bxc6 Bxc6
9. Qd4 Nf6 10. Bg5 Be7 11. O-O O-O 12. Rad1 Qa5 13. Rfe1 Rfd8 14. Qe3 Qc7 15.
Nd4 b5 16. Nxc6 Qxc6 17. Rd2 Rac8 18. f3 b4 19. Ne2 Qb5 20. Bh4 Ng4 {Tsiganov,
M (2022)-Adamson,K (2161) Omsk 2008 0-1}) 6... Qc7 7. Bf4 Nge7 8. Bd3 Rb8 9.
Nbd2 b5 10. Qe4 Ng6 11. O-O Nxf4 12. Qxf4 d6 13. exd6 Qxd6 14. Qh4 Be7 15. Ne4
Qxd3 16. cxd3 Bxh4 17. Nd6+ Ke7 18. Nxc8+ Rbxc8 19. Nxh4 Nd4 20. b4 g5 21. Nf3
Nxf3+ 22. gxf3 Rhd8 23. a4 Rxd3 24. axb5 axb5 25. Ra5 Rd5 26. Ra7+ Kf6 27. Rb7
Rc4 28. Rb1 Rc2 29. Ra1 Rf5 30. f4 Rxf4 31. Raa7 Kg6 32. Rxb5 Rfxf2 33. Ra8
Rfd2 34. Rg8+ Kf6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.50"]
[White "Bastos, Danillo Alves"]
[Black "Ferian, Christian"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "1667"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 a6 2. c4 e6 3. Nf3 Nf6 4. g3 c5 5. Bg2 cxd4 ({RR} 5... b5 6. d5 Bb7 7.
Nc3 b4 8. Na4 exd5 9. Nh4 d6 10. O-O g6 11. cxd5 Nbd7 12. b3 Bg7 13. Nb2 O-O
14. Rb1 Nb6 15. e4 a5 16. Nc4 Nxc4 17. bxc4 Ba6 18. Qc2 Nd7 19. Rd1 Nb6 20. Bf1
{Maletin,P (2584)-Savchenko,B (2616) Olginka 2011 0-1 (38)}) 6. Nxd4 Bb4+ ({RR
} 6... d6 7. O-O Be7 8. b3 Qc7 9. Bb2 Bd7 10. Nc3 Nc6 11. e3 Rc8 12. Rc1 Qb8
13. Na4 Nxd4 14. Bxd4 Bc6 15. Nb6 Rd8 16. Bxc6+ bxc6 17. Qf3 Qb7 18. c5 d5 19.
Bxf6 Bxf6 20. e4 O-O 21. exd5 {Iturrizaga,E (2652)-Spraggett,K (2530) Maia POR
2018 1/2-1/2}) 7. Bd2 Qb6 $146 ({RR} 7... Bxd2+ 8. Qxd2 O-O 9. Nc3 Qa5 10. O-O
Nc6 11. Rfd1 Qc5 12. b3 Rb8 13. Rac1 b6 14. Nxc6 dxc6 15. Qd6 Qxd6 16. Rxd6 c5
17. Na4 Nd7 18. f4 g6 19. Bc6 Nf6 20. Rcd1 Kg7 21. Bf3 Nd7 22. Rxd7 {
Baginskaite,C (2330)-Kunze,K (2140) Germany 1992 1-0 (41)}) 8. O-O Bxd2 9. Qxd2
O-O 10. Nc3 Nc6 11. Nf3 Rd8 12. Na4 Qb4 13. Qxb4 Nxb4 14. a3 Nc6 15. Nb6 Rb8
16. c5 d6 17. cxd6 Rxd6 18. Rfd1 Rxd1+ 19. Rxd1 Nd5 20. Nxd5 exd5 21. Rxd5 Be6
22. Rd1 Re8 23. e3 Bg4 24. h3 Bf5 25. Kf1 g6 26. Nd4 Nxd4 27. Rxd4 b5 28. g4
Bc2 29. Bb7 Re6 30. Ke2 Kg7 31. Kd2 Bb3 32. Kc3 Bc4 33. Kb4 Rb6 34. Bd5 Bf1 35.
h4 Rf6 36. Rf4 Rxf4+ 37. exf4 h6 38. Ka5 f6 39. b4 Bc4 40. Bc6 h5 41. gxh5 gxh5
42. f5 Bd3 43. Bd7 Kf7 44. Kxa6 Ke7 45. Bxb5 Bxf5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.52"]
[White "Dos Santos, Felipe Zeuli Biller"]
[Black "Pirone, Rafael"]
[Result "1/2-1/2"]
[ECO "A24"]
[WhiteElo "1538"]
[PlyCount "94"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d3 Bg7 5. g3 O-O 6. Bg2 e5 7. Nge2 Nbd7 8. O-O
c6 9. h3 Kh8 ({RR} 9... Nb6 10. b3 d5 11. exd5 cxd5 12. Bg5 Be6 13. Qd2 d4 14.
Nb5 Qd7 15. Kh2 Ne8 16. Bh6 Bxh6 17. Qxh6 f5 18. f4 a6 19. Na3 e4 20. Rad1 Nf6
21. Nc2 Rad8 22. Ncxd4 exd3 23. Rxd3 Qf7 24. Rfd1 {Gurevich,M (2620)-Wortel,M 
(2250) Gent 1997 1-0 (32)}) ({RR} 9... Re8 10. Be3 a5 11. a3 Nc5 12. Qc2 Ne6
13. Rfb1 Nh5 14. f3 f5 15. g4 fxg4 16. hxg4 Nhf4 17. Nxf4 Nxf4 18. Bxf4 exf4
19. Qf2 Qg5 20. Kf1 a4 21. Rd1 Be6 22. Rac1 Re7 23. Na2 c5 24. Nc3 {Fridl,M 
(1986)-Zivkovic,N (2249) Bosnjaci 2013 0-1 (35)}) 10. Kh2 $146 ({RR} 10. Be3
Ng8 11. Qd2 Nc5 12. d4 exd4 13. Bxd4 Bxd4 14. Nxd4 Qf6 15. Rad1 Re8 16. Nde2
Rd8 17. f4 Be6 18. b3 Qg7 19. Qe3 f6 20. Rd2 Qe7 21. Rfd1 Rd7 22. Nd4 Bf7 23.
Nf3 Re8 24. Re1 Qd8 {Andor,L (2210)-Meszaros,A (2345) Sarospatak 1996 1-0 (43)}
) ({RR} 10. Rb1 Ng8 11. Be3 f5 12. exf5 gxf5 13. f4 Ndf6 14. Kh2 Nh6 15. Qd2
Nf7 16. b4 Be6 17. b5 Qc7 18. b6 axb6 19. Bxb6 Qe7 20. Rfe1 Rg8 21. Bf2 Rae8
22. Qb2 Bc8 23. c5 dxc5 24. Na4 exf4 {Bienhuels,M (1785)-Frie,M (1923) Germany
2010 0-1 (35)}) 10... Ng8 11. f4 f5 12. exf5 gxf5 13. fxe5 dxe5 14. Be3 Bh6 15.
Bxh6 Nxh6 16. Qd2 Nf7 17. Rad1 Qg5 18. Qxg5 Nxg5 19. h4 Ne6 20. Bh3 Ng7 21. d4
b5 22. cxb5 cxb5 23. dxe5 Nxe5 24. b3 b4 25. Nd5 Ba6 26. Ndf4 Nh5 27. Rf2 Nxf4
28. Nxf4 Bb7 29. Ng2 Ng4+ 30. Bxg4 fxg4 31. Rfd2 Bf3 32. Rc1 Rac8 33. Rxc8 Rxc8
34. Ne1 Be4 35. Re2 Bb1 36. Kg2 Kg7 37. Re7+ Kf6 38. Rxa7 Rb8 39. Kf2 Ke5 40.
Ke3 Rc8 41. Nd3+ Bxd3 42. Ra5+ Kd6 43. Kxd3 Rc3+ 44. Ke2 Rxg3 45. Rg5 Rg2+ 46.
Ke3 Rxa2 47. Rxg4 Kc5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.53"]
[White "Akamine, Giullia Hikari Nish"]
[Black "Usui, Gabriella Yumi"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1800"]
[BlackElo "1448"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 d5 6. e5 ({RR} 6. Nc3 Nf6 7.
Qe2 Be7 8. O-O O-O 9. b3 Ba6 10. Rd1 Qc7 11. Bg5 Rae8 12. Qe1 Bd8 13. Na4 Nd7
14. Qc3 f6 15. Bh4 Qa5 16. Qxa5 Bxa5 17. Bg3 e5 18. c4 Rc8 19. Nd2 Rfd8 20. f3
Bb4 {Savchenko,V (2437)-Schmittdiel,E (2484) Dortmund 2011 1-0 (61)}) 6... Ne7
7. O-O Ng6 8. b3 $146 ({RR} 8. Qe1 Be7 9. Nfd2 Qb6 10. Kh1 O-O 11. f4 f5 12.
Nf3 Ba6 13. Nc3 c4 14. d4 c5 15. dxc5 Bxc5 16. Na4 Qc6 17. Nxc5 Qxc5 18. Be3
Qc8 19. c3 Ne7 20. Qh4 Ng6 21. Qf2 Qb7 22. Nd4 Rfe8 {Pavlov,V (1803)-Dimitrov,
D (1602) Kyustendil 2015 1/2-1/2 (35)}) ({RR} 8. c4 f6 9. Qe2 Be7 10. Nc3 O-O
11. Na4 fxe5 12. Nxe5 Nxe5 13. Qxe5 Bd6 14. Qg5 Qe8 15. Be3 Rf5 16. Qg4 d4 17.
Bd2 Rh5 18. f4 e5 19. Qg3 Rh6 20. fxe5 Rg6 21. Qh4 Be7 22. Qe4 Bh3 {Skliarov,V
(2357)-Phadke,S (2249) Pardubice CZE 2018 1-0}) ({RR} 8. Re1 Be7 9. c4 O-O 10.
b3 f6 11. Bb2 fxe5 12. Nxe5 Nxe5 13. Bxe5 Bf6 14. Nd2 a5 15. Nf3 a4 16. Qc2 Qa5
17. Rac1 d4 18. bxa4 Qxa4 19. Bd6 Rd8 20. Qxa4 Rxa4 21. Bxc5 Rxa2 22. Rcd1 Rb2
{Rudakov,A (2144)-Tairi,K (1875) Durres 2013 1-0 (38)}) ({RR} 8. Re1 Be7 9. Nc3
O-O 10. Qe2 Ba6 11. b3 Qc7 12. Ng5 h6 13. Nh3 Rab8 14. Nf4 Nh4 15. Qg4 Nf5 16.
Nh5 Rb4 17. f4 Kh7 18. a3 Rbb8 19. Qe2 c4 20. dxc4 dxc4 21. b4 Qb6+ 22. Kh1 c5
{Staniszewska,A (1768)-Wiczynska,A (1861) Lublin 2007 1-0 (45)}) 8... Be7 9. g3
f6 10. Bb2 O-O 11. Nh4 Nxh4 12. gxh4 fxe5 13. Kh1 Bxh4 14. f3 Rf5 15. Nd2 Qe8
16. Qe2 Qh5 17. Rg1 Bd7 18. d4 exd4 19. Qa6 Rf7 20. Qb7 Rc8 21. Qxa7 Bg5 22.
Rad1 Bf4 23. Nf1 Qxf3+ 24. Rg2 Qxd1 25. Rg1 Qf3+ 26. Rg2 Qxf1+ 27. Rg1 Qh3 28.
Rg2 Bxh2 29. Rxh2 Rf1# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.54"]
[White "Akamine, Isabelle Namie Nish"]
[Black "Santana, Expedito"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1800"]
[BlackElo "1408"]
[PlyCount "73"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Bf5 5. e3 Ne4 ({RR} 5... e6 6. Bd3 Bg6 7.
Nge2 Nbd7 8. Nf4 Bxd3 9. Nxd3 dxc4 10. Nf4 Be7 11. a4 Qa5 12. Bxf6 Nxf6 13. O-O
Bd6 14. Nfe2 O-O 15. h3 a6 16. f4 Qd8 17. e4 Bc7 18. Qd2 b5 19. Qe3 Bb6 20.
Rad1 {Hoffmann,A (2185)-Olsson,W (2322) chess.com INT 2021 1-0 (39)}) 6. Nxe4
Bxe4 7. Nf3 Qa5+ $146 ({RR} 7... Bxf3 8. Qxf3 Qa5+ 9. Kd1 e6 10. cxd5 cxd5 11.
Bd3 Qa4+ 12. b3 Qa3 13. e4 dxe4 14. Bxe4 Be7 15. Bxe7 Qxe7 16. Bxb7 Qd7 17.
Bxa8 Qxd4+ 18. Kc2 Qc5+ 19. Kb2 O-O 20. Rac1 Qe5+ 21. Kb1 Na6 22. Bb7 {
Albrecht,B-Adam,C Germany 1997 1-0 (40)}) 8. Nd2 e6 9. Qb3 Bb4 10. Rd1 Nd7 11.
a3 dxc4 12. Qxb4 Qxb4 13. axb4 Bd3 14. Bxd3 cxd3 15. Nf3 O-O 16. Rxd3 f6 17.
Bf4 Rfe8 18. O-O Nb6 19. e4 Rad8 20. Rfd1 Rd7 21. Ra3 a6 22. Rad3 Red8 23. b3
g5 24. Be3 Kf7 25. d5 Nc8 26. dxe6+ Kxe6 27. Rxd7 Rxd7 28. Rxd7 Kxd7 29. Bd4
Ke6 30. h3 Nd6 31. e5 fxe5 32. Bxe5 Nf7 33. Bd4 h5 34. Be3 g4 35. hxg4 hxg4 36.
Ng5+ Nxg5 37. Bxg5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.56"]
[White "De Souza, Ricardo Alves"]
[Black "Staub, Mihaiu"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1322"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 f5 2. d3 Nf6 3. e4 fxe4 4. dxe4 Nxe4 5. Bd3 Nf6 6. Ng5 e5 7. Nc3 $146 ({
RR} 7. Nxh7 Qe7 8. Bg6+ Kd8 9. Ng5 Rh4 10. Nf7+ Ke8 11. O-O Qxf7 12. Bxf7+ Kxf7
13. Bg5 Rh8 14. Nc3 c6 15. Re1 d5 16. Bxf6 gxf6 17. Nxd5 Nd7 18. Nc3 Nb6 19.
Qf3 Bd6 20. Ne4 Be7 21. Rad1 Nd5 {Danieli,E (2057)-Solinas,C (2117) Jesolo
1999 1-0 (34)}) ({RR} 7. Nxh7 e4 8. Nxf6+ Qxf6 9. Bxe4 Bc5 10. Qf3 Qe5 11. Qe2
Kd8 12. Nc3 c6 13. Bd3 Re8 14. O-O Qf6 15. Ne4 Qf8 16. Qh5 Be7 17. Bg5 d5 18.
Nd6 Bxg5 19. Qxg5+ Qe7 20. Qg3 Rf8 21. Rfe1 Qf6 {Belosvetov,N (2340)-Semiev,S 
(2287) Alushta 2005 1-0 (31)}) ({RR} 7. Bxh7 Bc5 8. Bg6+ Ke7 9. Nf7 Qf8 10.
Nxh8 Bxf2+ 11. Kf1 Qxh8 12. Kxf2 d6 13. Bg5 Nc6 14. Qh5 Qf8 15. Rf1 {1-0 (15)
McCullough,S (2083)-Varley,J Stevenage ENG 2019}) ({RR} 7. Bxh7 Nxh7 8. Qh5+
Ke7 9. Nxh7 Kd6 10. Qg6+ Kc5 11. Be3+ Kb5 12. a4+ Ka5 13. Bd2+ Bb4 14. c3 Bd6
15. b4+ Kb6 16. Be3+ c5 17. Bxc5+ Ka6 18. Qd3+ {1-0 (17) Geveke,M (2250)-Storm,
R Germany 1983}) 7... Bb4 8. O-O Bxc3 9. bxc3 O-O 10. f4 e4 11. Nxe4 Nxe4 12.
Bxe4 Qf6 13. Ba3 d6 14. c4 Nd7 15. Qh5 Qd4+ 16. Kh1 Qxe4 17. Rae1 Qg6 18. Qd5+
Qf7 19. Qg5 h6 20. Qg3 Nc5 21. Bb2 Bf5 22. Qh4 Rae8 23. g4 Rxe1 24. Rxe1 Be4+
25. Kg1 Qxf4 26. Bc1 Qf3 27. Rxe4 Qf1# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.57"]
[White "Baena, Mauricio"]
[Black "Jorge, Denrick Cabral Jose"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1180"]
[BlackElo "1874"]
[PlyCount "42"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b3 d5 2. e3 e5 3. Bb2 Bd6 4. Nf3 Qe7 5. c4 d4 6. exd4 exd4+ 7. Qe2 c5 8.
Qxe7+ Nxe7 9. d3 $146 ({RR} 9. Bd3 Nbc6 10. a3 Bg4 11. Ng5 Ne5 12. Be4 h6 {
0-1 (12) Fries Nielsen,N (2325)-Farago,I (2535) Esbjerg 1981}) 9... Nbc6 10.
Nbd2 Bf5 11. a3 O-O 12. Be2 Ng6 13. O-O Nf4 14. Rfe1 Bxd3 15. Bf1 Bxf1 16. Rxf1
Rfe8 17. Rad1 a5 18. Ba1 a4 19. Rfe1 Rxe1+ 20. Rxe1 axb3 21. Nxb3 Kf8 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.60"]
[White "Dos Santos, Rafaela Alves"]
[Black "Desideri, Enzo Piuchi"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1800"]
[BlackElo "1730"]
[PlyCount "70"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 e6 5. d4 cxd4 6. cxd4 a6 7. Nc3 Be7 8. Bd3
b5 9. a3 Bb7 10. O-O $146 ({RR} 10. Be3 Nbd7 11. h3 Rc8 12. Qe2 O-O 13. g4 Nb6
14. Nd2 Nfd7 15. Rg1 e5 16. d5 Bg5 17. Nd1 Bxe3 18. Nxe3 Nc5 19. Bc2 Qd7 20. f3
Rc7 21. Kf2 Rfc8 22. b3 Qd8 23. Kg2 Ncd7 24. Ndf1 Nf6 {Muratet Carmona,A (1904)
-Cardo Llagostera,J (1883) Barcelona 2014 1/2-1/2 (40)}) 10... Nbd7 11. b4 Rc8
12. Qb3 h6 13. d5 e5 14. h3 Qc7 15. Bd2 O-O 16. Rac1 Qd8 17. Be3 Nxe4 18. Bxe4
f5 19. Bb1 e4 20. Nd4 Qe8 21. Ne6 Rf7 22. Ne2 Nf6 23. Rxc8 Qxc8 24. Rc1 Qa8 25.
Nc7 Qb8 26. Nf4 Bd8 27. Nce6 g5 28. Nxd8 Qxd8 29. Ne6 Qb8 30. Rd1 Qa8 31. Ba2
f4 32. Bc1 Qc8 33. Qb2 Bxd5 34. Rxd5 Nxd5 35. Bxd5 Rf5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.61"]
[White "Ferreira, Priscilla Montanha"]
[Black "De Bastiani, Tales Otavio"]
[Result "1-0"]
[ECO "D00"]
[BlackElo "1800"]
[PlyCount "43"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. f4 Bf5 3. e3 e6 ({RR} 3... Nc6 4. Nc3 Nb4 5. Qd2 Nxc2+ 6. Qxc2 Bxc2
7. Be2 Be4 8. Nxe4 dxe4 9. Bc4 Nf6 10. Nh3 Qd7 11. a4 O-O-O 12. Bb5 c6 13. Be2
c5 14. dxc5 Qd2+ 15. Kf2 Ng4+ 16. Kg3 Qxe2 {0-1 (16) Mihaescu Duta,T (1001)
-Barbieru,A (1015) Baile Felix 2017}) 4. Bd3 ({RR} 4. Nf3 c5 5. c3 Nc6 6. Be2
Nf6 7. Ne5 Nxe5 8. fxe5 Nd7 9. Nd2 Be7 10. O-O O-O 11. Nf3 f6 12. exf6 Bxf6 13.
dxc5 Nxc5 14. Nd4 Be5 15. Nxf5 exf5 16. Bf3 Ne4 17. Qc2 Qc7 18. g3 Rad8 {
Szaraz,V (2118)-Palecek,P (2203) Nove Zamky 1999 0-1}) 4... Bg6 5. Nf3 Nf6 6.
Bxg6 $146 ({RR} 6. c3 Be7 7. Bc2 O-O 8. Nbd2 Nc6 9. O-O Na5 10. Ne5 Bh5 11.
Ndf3 Nc4 12. Qd3 Ne4 13. Nxc4 f5 14. Nce5 c6 15. Bd1 Rf6 16. Ne1 Rh6 17. Bxh5
Rxh5 18. N1f3 Kh8 19. Nf7+ {1-0 (19) Westers,S (1255)-Wienker,C (1356) Germany
2013}) 6... hxg6 7. Qd3 Bd6 8. Nbd2 a6 9. Ne5 Nbd7 10. O-O c5 11. b3 Qe7 12.
Ndf3 Bxe5 13. fxe5 Ne4 14. Nd2 Qh4 15. Nf3 Qg4 16. Nd2 Rh5 17. Rf4 Qg5 18. Nxe4
dxe4 19. Qxe4 Rb8 20. Ba3 cxd4 21. exd4 b5 22. Raf1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.62"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Gonsales, Matias Lins"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1318"]
[PlyCount "48"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. Be3 ({RR} 7.
Nbd2 f5 8. O-O O-O 9. c4 c6 10. cxd5 cxd5 11. Qb3 Nf6 12. Nb1 Nc6 13. Bd2 Re8
14. Nc3 Na5 15. Qc2 Ne4 16. Nxd5 Nxd2 17. Qxd2 Bxh2+ 18. Kxh2 Qxd5 19. Rfc1 Be6
20. Qf4 Rac8 21. Rxc8 Rxc8 {Leonov,M (2446)-Tishin,P (2407) Tula 2007 1-0})
7... O-O 8. O-O ({RR} 8. Nbd2 Bf5 9. Qe2 Re8 10. O-O Nd7 11. Ng5 Ndf6 12. Ndxe4
Nxe4 13. Nxe4 Bxe4 14. Bxe4 Rxe4 15. c3 Qd7 16. Rfe1 Rae8 17. Qd3 a6 18. b3 Bf4
19. Qd2 Qe6 20. g3 Bxe3 21. Rxe3 Rxe3 22. fxe3 Qxe3+ {Lazarov,B (1701)-Hlebec,
D (2036) Belgrade 2017 1/2-1/2 (36)}) 8... Nd7 $146 ({RR} 8... Bg4 9. Nbd2 f5
10. Nb3 Qe8 11. Be2 Qh5 12. g3 f4 13. Bxf4 Bxf4 14. Re1 Bxg3 15. fxg3 Bxf3 16.
Bxf3 Qxf3 17. Qxf3 Rxf3 18. Re2 Nc6 19. Rae1 Raf8 20. c3 Ne7 21. Nc5 Nxc5 22.
dxc5 Ng6 23. a4 {Brown,F-Barron,G Chester/ Cheshire 1914 0-1}) ({RR} 8... Bg4
9. c4 c6 10. h3 Bh5 11. cxd5 cxd5 12. Nc3 Nxc3 13. bxc3 Nd7 14. Be2 Rc8 15. Qb3
Nb6 16. Rac1 Re8 17. Rfe1 Re7 18. Nd2 Bxe2 19. Rxe2 Qc7 20. Nf3 Nc4 21. Nd2
Nxd2 22. Rxd2 Qc4 23. Qxc4 {Sola Cortada,I-Tarrago Domingo,M (2132) Balaguer
2003 1/2-1/2 (41)}) ({RR} 8... Bg4 9. Be2 Bxf3 10. Bxf3 Qh4 11. g3 Qe7 12. Re1
f5 13. Bg2 f4 14. gxf4 Bxf4 15. Bxf4 Rxf4 16. f3 Qb4 17. fxe4 Qxb2 18. Qd2 Rf6
19. Nc3 Rc6 20. Na4 Rxc2 21. Nxb2 Rxd2 22. Nd1 dxe4 23. Bxe4 {Calderon,
N-Torres,A Cuenca 2006 1/2-1/2}) 9. Nbd2 Re8 10. c3 c6 11. Re1 Qc7 12. Qc2 Ndf6
13. c4 Bg4 14. cxd5 cxd5 15. Qxc7 Bxc7 16. Rac1 Ba5 17. Bxe4 Nxe4 18. Ne5 Rxe5
19. dxe5 Nxd2 20. Rc2 Bf5 21. Rxd2 Bxd2 22. Bxd2 Kf8 23. Rc1 Rc8 24. Bb4+ Rc5
1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4.63"]
[White "Pereira, Igor Marcelo Souza"]
[Black "De Souza, Luiza Mazzoni Viana"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "1351"]
[PlyCount "45"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nc6 6. Be3 Qc7 7. f3 Bb4 8. Qd2
Nf6 9. O-O-O O-O 10. g4 Nxd4 ({RR} 10... b5 11. g5 Ne8 12. h4 Bb7 13. h5 Ne5
14. g6 fxg6 15. hxg6 Nxg6 16. Bh3 Nf6 17. Bg5 Rae8 18. Nde2 Rf7 19. Kb1 Ba5 20.
a3 b4 21. axb4 Bxb4 22. Bxf6 gxf6 23. Nd5 exd5 24. Qxb4 dxe4 25. Nd4 {
Volokitin,A (2659)-Ivanisevic,I (2658) Murska Sobota 2008 0-1 (37)}) ({RR} 
10... b5 11. g5 Ne8 12. Kb1 Bb7 13. Nxc6 Bxc6 14. h4 f5 15. gxf6 Rxf6 16. Rh3
Rc8 17. h5 Ba5 18. Bd3 Bb7 19. Rg1 Bxc3 20. bxc3 e5 21. f4 d6 22. h6 Qxc3 23.
Qxc3 Rxc3 24. hxg7 Rc7 25. Rxh7 {Mutschnik,I (2452)-Heinatz,T (2331) Germany
2013 1/2-1/2 (48)}) 11. Bxd4 e5 12. Be3 Bxc3 $146 ({RR} 12... b5 13. h4 Bxc3
14. bxc3 Rd8 15. h5 d6 16. g5 Ne8 17. g6 f6 18. gxh7+ Kxh7 19. Bd3 Qf7 20. Qg2
Be6 21. a3 Rac8 22. Kd2 Rd7 23. Bb6 Bc4 24. Qg4 {1/2-1/2 (24) Merkel,T (1581)
-Gose,P (1142) Sebnitz 2011}) 13. Qxc3 Qxc3 14. bxc3 h6 15. h4 Nh7 16. g5 h5
17. Be2 g6 18. Rd6 b5 19. c4 bxc4 20. Bxc4 Kh8 21. f4 exf4 22. Bd4+ Kg8 23.
Rxg6# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.1"]
[White "Fier, Alexandr"]
[Black "Flores Quillas, Diego Saul Rodri"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2549"]
[BlackElo "2429"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Postny,E} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7.
Qd2 a6 8. O-O-O Bd7 9. f3 Be7 10. Nxc6 ({RR} 10. Be3 h5 ({RR} 10... Rc8 11. g4
Na5 12. Kb1 b5 13. Bd3 Nc4 14. Bxc4 Rxc4 15. Nce2 O-O 16. g5 Ne8 17. h4 Qc8 18.
b3 Rc7 19. Nf4 Rc3 20. Rdg1 b4 21. h5 Nc7 22. g6 Bf6 23. h6 fxg6 24. hxg7 Rf7
25. Rxh7) 11. Kb1 Qc7 12. Nxc6 ({RR} 12. h3 h4 13. Bd3 Na5 14. Nb3 Nc4 ({RR} 
14... Nxb3 15. axb3 Bc6) 15. Bxc4 Qxc4 16. Bf4 e5 17. Bg5) ({RR} 12. Bd3 Ne5
13. h3 h4 14. Bg5 b5 15. f4 Nc4 16. Bxc4 Qxc4 17. e5 b4 18. exf6 gxf6 19. Ne4
fxg5 20. fxg5 e5) 12... bxc6 ({RR} 12... Bxc6 13. Bg5 ({RR} 13. Bf4 O-O-O 14.
Bd3 ({RR} 14. Qf2 h4) 14... Nd7 15. Rhe1 Ne5 16. Qe3 Kb8 17. Bg3 g5 18. Bf2 b5)
({RR} 13. Ne2 d5 ({RR} 13... O-O-O 14. Nd4) ({RR} 13... b5) 14. e5 Nd7 ({RR} 
14... Qxe5 15. Bf4 Qf5 16. Nd4 Qh7 17. Bd3) 15. f4) 13... O-O-O 14. Qe3 Kb8 15.
Be2 Rc8) 13. Bf4 e5 14. Bg5 Be6 15. Bxf6 gxf6 16. f4 a5 ({RR} 16... Rb8 17. f5
Qb7 18. Qc1 ({RR} 18. b3 Bc8 19. Bc4) 18... Bf8 19. Ka1 ({RR} 19. fxe6 Bh6)
19... Bc8 20. Bc4 Bh6 21. Qb1) 17. f5 Bd7 ({RR} 17... Bc8 18. a4 Rb8 19. Bc4
Rb4 20. Bb3 Ba6) 18. a4 Rb8 19. Bc4 Rb4 20. Bb3 Qb6 21. Rhe1 Rd4 ({RR} 21...
Kd8 22. Re3 Kc7 23. Rd3) ({RR} 21... Rxb3 22. cxb3 Qxb3 23. Re3) ({RR} 21...
Rg8 22. Re3 Rxg2 ({RR} 22... Rg5 23. Rh3) 23. Qxg2 Qxe3 24. Qg8+) 22. Qe2 Rxd1+
({RR} 22... Bc8) 23. Rxd1 Qc5 24. Rd3 h4 {Leko,P (2751)-Morozevich,A (2758)
Mexico City 2007 CBM 120 [Postny,E] 1-0 (33)} ({RR} 24... d5 25. exd5 Bxf5 26.
Rd2)) ({RR} 10. g4 h5) ({RR} 10. h4) ({RR} 10. Kb1) 10... Bxc6 11. Kb1 b5 12.
h4 h6 $146 ({RR} 12... b4 13. Ne2 h6 14. Be3 h5 15. Qxb4 O-O 16. Qd2 Qc7 17.
Qc3 Qb7 18. Qb3 Qd7 19. Nd4 Ba4 20. Qd3 Rfc8 21. Rc1 Qb7 22. Bg5 Bf8 23. g4
Rab8 24. b3 Nd7 25. gxh5 Nc5 26. Qd1 Bd7 27. Rg1 {Fedorchuk,S (2597)-Albaric,E
(2256) Vandoeuvre les Nancy FRA 2021 1-0 (44)}) 13. Be3 h5 14. Bd3 Qc7 15. Ne2
Rc8 16. Nd4 Bb7 17. Bg5 O-O 18. Rhg1 Kh8 19. Qe2 g6 20. g4 e5 21. Nb3 hxg4 22.
fxg4 Nh7 23. Bh6 Rfe8 24. Rdf1 Kg8 25. g5 Nf8 26. Bxf8 Bxf8 27. h5 Bg7 28. Rh1
Re6 29. hxg6 Rxg6 30. Qh5 Re6 31. g6 f6 32. Qh3 Rce8 33. Nd2 d5 34. exd5 Bxd5
35. Ne4 Kf8 36. Qh7 Qc6 37. Ng3 R6e7 38. Nf5 Bg8 39. Qh4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.2"]
[White "Ticona Rocabado, Licael Roderick"]
[Black "Perdomo, Leandro"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2350"]
[BlackElo "2382"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Anand,V} Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O
Nc6 8. d5 Ne7 9. b4 a5 10. Ba3 b6 11. bxa5 Rxa5 12. Bb4 Ra8 13. a4 Nh5 ({RR} 
13... Ne8) 14. a5 ({RR} 14. Re1 {RR} Nf4 15. Bf1) 14... bxa5 15. Bxa5 ({RR} 15.
Rxa5 Rb8 16. Rb5 Bd7 17. Rxb8 Qxb8 18. Qb1 Nf4 19. c5 Bg4 20. Bd1 dxc5 21. Bxc5
Qxb1 22. Nxb1 Rb8 23. Nxe5 Bxd1 24. Rxd1 Nexd5 25. Nc6 Rb2 26. exd5 Rc2 27. Be3
Nh5 28. Na3 Ra2 29. Nb5 Nf6 {Hedman,E (2385)-Ahmad,A (1763) Dubai UAE 2019 1-0}
) 15... Nf4 16. Bxc7 $146 ({RR} 16. Ra2 Ra7 17. g3 Nxe2+ 18. Qxe2 Bg4 19. Qe3
Rb7 20. c5 dxc5 21. Nd2 f5 22. Nc4 Qd7 23. Qxc5 fxe4 24. Ne3 Bf3 25. Qc4 Kh8
26. Nxe4 Qb5 27. Qxb5 Rxb5 28. Nc3 Rb3 29. Rc1 Ra8 30. Ra4 Ra7 {Finegold,B 
(2490)-Gonzalez Garcia,J (2330) New York 1993 1/2-1/2 (41)}) ({RR} 16. Nd2 Qd7
17. Re1 Bh6 ({RR} 17... Nxg2 18. Kxg2 Rxa5 19. Rxa5 Qh3+ 20. Kg1 Qxc3 21. Ra7
Qd4 ({RR} 21... Qb4 22. Qc2 Bh6 23. Rd1 Qb6 24. Raa1 f5) 22. Ra3 ({RR} 22. Rxc7
Qb6 23. Rxe7 Bf6)) 18. Bf1 c6 ({RR} 18... f5 19. c5 ({RR} 19. g3 Nh5 20. exf5
Nxf5 21. Nb5 Nf6 22. Bxc7 ({RR} 22. Ne4 Nxe4 23. Rxe4 c6)) 19... dxc5 20. Nb3 (
{RR} 20. Nc4 fxe4)) 19. c5 cxd5 ({RR} 19... dxc5 20. Nc4) 20. exd5 dxc5 ({RR} 
20... Nexd5 21. Nxd5 Nxd5 22. Ne4 Bb7 23. Qxd5) 21. Nde4 Bg7 ({RR} 21... f5 22.
Nxc5 Qd6 23. Bb4 Rxa1 24. Qxa1 Nexd5 25. Bc4 Kh8 ({RR} 25... Rd8 26. Nxd5 Nxd5
27. Rxe5) 26. Bxd5 Nxd5 27. Rd1) 22. Bb5 Qb7 23. Nxc5 ({RR} 23. d6 Nf5 24. d7
Nd4 25. dxc8=Q) 23... Qb8 24. Bf1 ({RR} 24. d6 Ned5 25. d7 ({RR} 25. Nxd5 Qxb5
{RR} 26. Ne7+ Kh8 27. d7 Bxd7 28. Nxd7 Rfe8 29. Bc3) 25... Rxa5 ({RR} 25...
Nxc3 26. Bxc3 Rxa1 ({RR} 26... Bb7 27. Bf1) 27. Bxa1 Qxb5 28. d8=Q Qxc5 29.
Q8d6) 26. Rxa5 Nxc3 {RR} 27. Qb3 Bxd7 28. Nxd7 Qb7 29. f3 e4) 24... Bf5 ({RR} 
24... Rxa5 25. Rxa5 Qb4 26. Qa1 ({RR} 26. Rb5 Qxc3 27. d6)) 25. d6 Nc6 26. Bc7
Rxa1 ({RR} 26... Qb4 27. N5e4) 27. Qxa1 Qb4 28. N5e4 Qb3 29. Rb1 Qe6 30. Qa4
Nd4 {Anand,V (2765)-Polgar,J (2645) Dos Hermanas 1997 CBM 059 [Anand,V] 1-0 
(72)} ({RR} 30... Bxe4 31. Nxe4 Nd4 32. Kh1)) ({RR} 16. Nd2 Qd7 17. Re1 Nxe2+
18. Qxe2 c6 19. Reb1 cxd5 20. cxd5 Ba6 21. Qe3 Rfb8 22. Rb6 Rxb6 23. Qxb6 Bh6
24. Nf3 Bd3 25. Ne1 Bc4 26. Qb4 Ba6 27. Na4 Qb5 28. Qxb5 Bxb5 29. Nc3 Bd7 30.
Ra2 f5 {Xu,J (2514)-Li,S (2524) Beijing 2017 1/2-1/2 (49)}) 16... Rxa1 17. Bxd8
Rxd1 18. Bxe7 Nxe2+ 19. Nxe2 Rxf1+ 20. Kxf1 Ba6 21. Bxf8 Kxf8 22. Nd2 Bh6 23.
f4 exf4 24. Nd4 Bg7 25. Nb5 Ke7 26. Kf2 g5 27. Kf3 h5 28. Nb3 Be5 29. h3 Bc8
30. Na7 g4+ 31. hxg4 hxg4+ 32. Kf2 Bd7 33. Nc6+ Bxc6 34. dxc6 Kd8 35. Nc1 Kc7
36. Nd3 Kxc6 37. Ke2 f6 38. Nf2 f3+ 39. gxf3 gxf3+ 40. Kxf3 Kc5 41. Kg4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.3"]
[White "Cunha, Lucas Aguiar"]
[Black "Santiago, Yago De Moura"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2230"]
[BlackElo "2467"]
[PlyCount "120"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bd6 6. Qe2+ ({RR} 6. Nc3 Nge7
7. h3 a6 8. a3 h6 9. Be3 Be6 10. Qd2 Ng6 11. Ne2 Nh4 12. Nxh4 Qxh4 13. O-O-O
O-O-O 14. g4 Qe7 15. Kb1 h5 16. f3 Rde8 17. Bf4 Bxf4 18. Qxf4 g5 19. Qg3 Qf6
20. c3 Rh6 {Gaehler,M (2323)-Baklan,V (2612) Deizisau 2012 0-1 (47)}) 6... Nge7
7. O-O Bg4 8. c3 $146 ({RR} 8. h3 Nxd4 9. Qe3 Nxf3+ 10. Kh1 Nh2 11. Re1 Be6 12.
g3 Qd7 13. Kxh2 Bxh3 14. Qg5 O-O-O 15. Nc3 c6 16. Bf4 Bxf4 17. Qxf4 Ng6 18. Qg5
Be6 19. Ne2 h6 20. Qe3 d4 21. Qd2 Ne5 22. Be4 Bf5 {Echavarria Hidalgo,F (1799)
-Wagenaar,H (1929) Shrivenham 2016 0-1 (62)}) 8... Qd7 9. h3 Bf5 10. Nbd2 O-O
11. Nh4 Bxd3 12. Qxd3 g5 13. Nhf3 f6 14. Re1 Kh8 15. Nf1 g4 16. hxg4 Qxg4 17.
N3h2 Qg7 18. Qh3 Rg8 19. Bh6 Qf7 20. Re3 Rg6 21. Rf3 Rag8 22. Ne3 Nd8 23. Bf4
Bxf4 24. Rxf4 Ne6 25. Rh4 Rg5 26. Nhg4 R8g7 27. Nh6 Qg6 28. Qf3 f5 29. Re1 c6
30. g3 f4 31. Neg4 fxg3 32. fxg3 Nf5 33. Nxf5 Rxf5 34. Qe3 Ng5 35. Ne5 Qe8 36.
Kg2 Ne4 37. Reh1 Rf2+ 38. Kg1 Rxb2 39. R1h3 Rb1+ 40. Kg2 Rb2+ 41. Kg1 Qe6 42.
Qf4 Rb1+ 43. Kg2 Rb2+ 44. Kg1 Rf2 45. Rh6 Qg8 46. Qh4 Rf1+ 47. Kxf1 Qf8+ 48.
Kg2 Qf2+ 49. Kh1 Qe1+ 50. Kh2 Qe2+ 51. Kh1 Qd1+ 52. Kh2 Qc2+ 53. Kh1 Qb1+ 54.
Kh2 Qxa2+ 55. Kh1 Qb1+ 56. Kh2 Qc2+ 57. Kh1 Qc1+ 58. Kh2 Qd2+ 59. Kh1 Qd1+ 60.
Kh2 Qe2+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.4"]
[White "Batista, Renato Luiz"]
[Black "Shumyatsky, Victor"]
[Result "0-1"]
[ECO "C85"]
[WhiteElo "2174"]
[BlackElo "2457"]
[PlyCount "92"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Be6 8.
d3 Nd7 9. Be3 $146 ({RR} 9. b3 Bg4 10. Nfd2 Bc5 11. Bb2 Qe7 12. Nc4 Be6 13.
Nbd2 Bxc4 14. bxc4 O-O 15. Nb3 Bd6 16. f4 b5 17. d4 bxc4 18. Na5 exd4 19. Nxc6
Qe6 20. Nxd4 Bc5 21. Kh1 Qb6 22. Qc3 Qb4 23. Nf5 {1/2-1/2 (23) Nezhmetdinov,
R-Levenfish,G Baku (Azerbaijan) 1951}) ({RR} 9. Qc3 Bf6 10. Nbd2 Qe7 11. b4 O-O
12. a4 Rfe8 13. Ba3 Bg4 14. Rfe1 Qd8 15. h3 Bh5 16. Bb2 Nf8 17. Qc4 Qd7 18. Re3
h6 19. Nf1 Bxf3 20. Rxf3 a5 21. Ng3 axb4 22. Nf5 Qe6 23. Qxb4 Ng6 {Rocha,S 
(2431)-Purnama,T (2286) Mallorca 2004 1/2-1/2 (62)}) ({RR} 9. b3 c5 10. Bb2 Bd6
11. Nbd2 b5 12. c3 c6 13. d4 f6 14. Rd1 Qe7 15. Qe3 O-O 16. dxe5 Nxe5 17. Nxe5
fxe5 18. c4 Rf6 19. Rc1 Raf8 20. Ba3 b4 21. Bb2 Rg6 22. Rfe1 Qh4 23. Nf1 Bg4 {
Batista,R (2140)-Maia,L (2279) Sao Bernardo do Campo 2012 0-1 (32)}) ({RR} 9.
b3 O-O 10. Bb2 Bf6 11. d4 exd4 12. e5 Be7 13. Nxd4 Nc5 14. f4 Re8 15. Nd2 Bf8
16. f5 Bc8 17. Qg3 Qd5 18. Rae1 a5 19. c4 Qd8 20. f6 g6 21. Rf4 Ne6 22. Nxe6
Bxe6 23. Ne4 a4 {Kallas,H-Runge,B Zittau 1956 0-1 (41)}) ({RR} 9. b3 c5 10. Bb2
f6 11. Nh4 g6 12. Nc3 c6 13. Ne2 Bf7 14. f4 exf4 15. Nxf4 Qc7 16. Nf3 Qxf4 17.
e5 O-O-O 18. e6 Bxe6 19. Qxe6 Qd6 20. Rae1 Rde8 21. Qf7 Kd8 22. c4 Ref8 23. Qg7
f5 {Diez del Corral,J-Unzicker,W Madrid 1957 1/2-1/2}) 9... g5 10. Qd2 f6 11.
d4 Bg4 12. Ne1 exd4 13. Bxd4 c5 14. Bc3 Bd6 15. Nd3 Ne5 16. Nxe5 fxe5 17. Qe3
Qf6 18. Nd2 b5 19. b3 O-O 20. Rfe1 Qf4 21. Nf1 Be6 22. Bd2 Rf7 23. Qg3 Qxg3 24.
Nxg3 g4 25. Be3 Kg7 26. Red1 Kg6 27. Rd2 a5 28. a4 b4 29. Rad1 Ra6 30. Kf1 Rc6
31. Nf5 Bxf5 32. exf5+ Rxf5 33. c4 bxc3 34. Rc2 e4 35. Rxc3 h5 36. g3 Kf6 37.
Ke2 Kf7 38. h3 gxh3 39. Rh1 Ke6 40. Rxh3 Rb6 41. Rh4 Kd5 42. Kd1 Rb4 43. Kc2
Be7 44. Rh1 Kc6 45. Rc4 Bf6 46. Rxb4 axb4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.5"]
[White "Fernandes De Sousa, Julio Cesar"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2162"]
[BlackElo "2410"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 Rb8 7. O-O e6 ({RR} 
7... h5 8. h3 Bd7 9. Nd5 b5 10. c3 e6 11. Ne3 Qb6 12. b3 Nge7 13. Bb2 O-O 14.
Kh2 b4 15. Nc4 Qc7 16. cxb4 Bxb2 17. bxc5 Bxa1 18. cxd6 Qd8 19. dxe7 Qxe7 20.
Qxa1 e5 21. f4 f6 22. d4 {Tompa,J (2420)-Sunye Neto,J (2435) Luanda 1981 1-0 
(37)}) 8. Be3 ({RR} 8. a3 b5 9. Be3 b4 10. axb4 cxb4 11. Na4 Nge7 12. d4 d5 13.
e5 Ba6 14. Nc5 Bc4 15. Re1 Qb6 16. b3 Bb5 17. Bf1 Nf5 18. Nf4 Nxe3 19. fxe3
Bxe5 20. Bxb5 Qxb5 21. Nfxe6 fxe6 22. Qg4 Nd8 {Vlkova,A (1925)-Nemcova,K (1879)
Porto Carras GRE 2018 1-0 (35)}) 8... Nd4 9. Rb1 Ne7 10. b4 $146 ({RR} 10. f4
O-O 11. Bf2 Nec6 12. Nxd4 Nxd4 13. Ne2 Nxe2+ 14. Qxe2 Qc7 15. c3 b5 16. Rfc1 a5
17. a3 a4 18. d4 c4 19. d5 exd5 20. exd5 Bf5 21. Ra1 Rfe8 22. Qf3 Be4 23. Qg4
f5 24. Qh3 Qf7 {Marin Benito,C-Vila Gazquez,X Formigal 2002 0-1 (71)}) ({RR} 
10. f4 O-O 11. Qd2 Qa5 12. a3 Bd7 13. Rf2 b5 14. Nd5 Qd8 15. Nxe7+ Qxe7 16. c3
Nxe2+ 17. Rxe2 Bc6 18. Rbe1 Qb7 19. f5 exf5 20. exf5 Bxg2 21. Rxg2 a5 22. Rf2
b4 23. f6 Bh8 24. axb4 axb4 {Masters-Tang,T Vancouver 2003 1-0 (71)}) 10... O-O
11. Qd2 b6 12. h3 Bd7 13. b5 e5 14. Kh2 Be6 15. g4 Nxe2 16. Nxe2 d5 17. Ng3
dxe4 18. Nxe4 f5 19. gxf5 gxf5 20. Ng5 Bd5 21. Qe2 Bxg2 22. Kxg2 h6 23. Nf3 Ng6
24. Rg1 Qf6 25. Kh1 Rbe8 26. Rg2 Nh4 27. Nxh4 Qxh4 28. Rbg1 Re7 29. Qf3 Kh7 30.
a4 e4 31. dxe4 fxe4 32. Qg4 Qxg4 33. Rxg4 Rd8 34. a5 Rd5 35. axb6 axb6 36. Rg6
Rb7 37. Re6 Rh5 38. Kg2 Re5 39. Rd6 Bf8 40. Rc6 Ree7 41. Kf1 Rec7 42. Rgg6 Rxc6
43. Rxc6 Bg7 44. Ke2 h5 45. Bf4 Bd4 46. c4 Bc3 47. Rc7+ Rxc7 48. Bxc7 Ba5 49.
Ke3 Kg6 50. Kxe4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.6"]
[White "Gemy, Jose Daniel"]
[Black "Ribeiro, Matheus Mendes Domi"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2329"]
[BlackElo "2130"]
[PlyCount "160"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 Nf6 5. O-O e6 6. c4 dxc4 7. Na3 cxd4 8.
Nxc4 Be7 ({RR} 8... Bc5 9. a3 a5 10. Bd2 O-O 11. Rc1 Bd6 12. Nxd6 Qxd6 13. e3
e5 14. exd4 Bg4 15. h3 Bxf3 16. Bxf3 Nxd4 17. Be3 Rad8 18. Bxd4 exd4 19. Qd2
Qb6 20. b4 axb4 21. Qxb4 Qxb4 22. axb4 Rd7 23. Rc5 {Eljanov,P (2760)-Giri,A 
(2798) Wijk aan Zee 2016 1/2-1/2 (48)}) ({RR} 8... Bc5 9. a3 a5 10. Nfe5 Bd7
11. Bg5 O-O 12. Rc1 Rc8 13. Qd2 a4 14. Rfd1 b5 15. Nxc6 Bxc6 16. Bxc6 bxc4 17.
Bf3 c3 18. bxc3 Bxa3 19. Ra1 Be7 20. cxd4 a3 21. Bxf6 gxf6 22. d5 f5 23. Qe3 {
Shuvalova,P (2516)-Kiolbasa,O (2388) Europe-Echecs INT 2022 1-0 (40)}) 9. Bf4
O-O 10. Nce5 Bd7 $146 ({RR} 10... Nd5 11. Nxc6 bxc6 12. Nxd4 Bb7 13. Nb3 Nxf4
14. gxf4 Qc7 15. e3 c5 16. Bxb7 Qxb7 17. Rc1 Qa6 18. Nxc5 Bxc5 19. Rxc5 Qxa2
20. Qa1 Qxa1 21. Rxa1 Rfb8 22. Rca5 Rxb2 23. Rxa7 Rxa7 24. Rxa7 g6 25. Kg2 {
Kraus,Y (2218)-Lovin,B (2254) Tiberias 2016 1/2-1/2}) ({RR} 10... Nxe5 11. Nxe5
Nd5 12. Qxd4 Nxf4 13. Qxf4 Bf6 14. Nc4 Qe7 15. Rad1 Qc5 16. b3 a5 17. Qd6 Qh5
18. Bf3 Qf5 19. Nb6 Ra6 20. Qc7 e5 21. Bxb7 Bxb7 22. Qxb7 Rxb6 23. Qxb6 h5 24.
Qxa5 h4 25. Qd5 {Giffard,N (2405)-Neiman,E (2350) Cannes 1997 1-0 (42)}) 11.
Qb3 Qb6 12. Qxb6 axb6 13. Rfd1 Rfd8 14. Nxd4 Nxd4 15. Rxd4 Bb5 16. Rxd8+ Rxd8
17. Bxb7 Nd5 18. Bxd5 Rxd5 19. e4 Rc5 20. a4 f6 21. b4 Rc2 22. axb5 fxe5 23.
Bxe5 Rc4 24. Ra8+ Kf7 25. Ra7 Ke8 26. Bc7 Rxb4 27. Bxb6 Rxb5 28. Be3 Re5 29.
Ra4 Rb5 30. Ra8+ Kf7 31. Ra7 h6 32. Kg2 Kf6 33. Rc7 Bd8 34. Rc6 Rb4 35. Kf3 Rb3
36. h4 h5 37. g4 hxg4+ 38. Kxg4 Kf7 39. Rc8 Bf6 40. Rc7+ Kg8 41. Rc6 Kf7 42.
Rc7+ Kg8 43. Kh5 Kh7 44. Rc6 e5 45. Kg4 Rb1 46. h5 Rh1 47. h6 Kg6 48. f4 exf4
49. Bxf4 Rg1+ 50. Kf3 Rf1+ 51. Kg3 Kh7 52. e5 Bxe5 53. Bxe5 gxh6 54. Rc7+ Kg6
55. Rc6+ Kg5 56. Bd4 h5 57. Be3+ Kf5 58. Rc5+ Ke4 59. Bf2 h4+ 60. Kg2 Rb1 61.
Rc4+ Kd5 62. Rd4+ Ke5 63. Rd8 Rb2 64. Rf8 Rb4 65. Kh3 Rb7 66. Re8+ Kd5 67. Rd8+
Ke4 68. Re8+ Kf4 69. Be3+ Kf3 70. Bg5 Rg7 71. Re5 Rg8 72. Re3+ Kf2 73. Re5 Kf3
74. Ra5 Rg7 75. Ra3+ Ke4 76. Kg4 Rf7 77. Ra4+ Kd5 78. Bxh4 Rf1 79. Ra2 Rf8 80.
Bg5 Ke4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.7"]
[White "Pironti, Francisco Ferrari"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1953"]
[BlackElo "2480"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. h3 g6 7. Be3 Bg7 8. g4
O-O 9. Bg2 Nxd4 ({RR} 9... Bd7 10. O-O Ne5 11. Nde2 Bxg4 12. hxg4 Nfxg4 13. Nf4
e6 14. Nh3 Nxe3 15. fxe3 Qh4 16. Qe1 Qxe1 17. Raxe1 Nc4 18. Nd1 Rac8 19. c3 a5
20. Nf4 b5 21. Re2 b4 22. Ref2 bxc3 23. bxc3 h5 24. Bh3 {Atzl,F (2185)-Chernov,
M (2213) chess.com INT 2021 0-1 (44)}) 10. Bxd4 Qa5 11. O-O Be6 12. f4 $146 ({
RR} 12. Nd5 Bxd5 13. exd5 Nd7 14. Bxg7 Kxg7 15. Re1 Rfe8 16. Re3 Rac8 17. Qd4+
Ne5 18. Ra3 Qb5 19. Bf1 Qb6 20. Qxb6 axb6 21. c3 Rc5 22. Rb3 Rxd5 23. Rxb6 Rb8
24. a4 Nd7 25. Rb4 Ra5 26. Bb5 Nc5 {Pichot,A (2550)-Iermito,S (2492) Buenos
Aires 2016 1/2-1/2 (34)}) ({RR} 12. Re1 Rfc8 13. e5 dxe5 14. Rxe5 Qa6 15. Qe2
Qxe2 16. Rxe2 Rc4 17. Be5 Rb4 18. b3 Nd7 19. Bxg7 Kxg7 20. Rd1 Rc8 21. Nd5 Bxd5
22. Bxd5 Nf6 23. Bg2 Rc7 24. c4 a5 25. Rde1 e6 26. Rd1 a4 {Davila,C (2258)
-Alfaro,W (2162) Managua 2017 1/2-1/2}) 12... Rac8 13. Qd2 Rc4 14. f5 Nxe4 15.
Nxe4 Qxd2 16. Nxd2 Bxd4+ 17. Kh1 Rxc2 18. fxe6 Rxd2 19. exf7+ Kg7 20. Rad1 Rxd1
21. Rxd1 Bxb2 22. Bd5 Rc8 23. Bxb7 Rc2 24. Bd5 Re2 25. Bc4 Re4 26. Bd5 Re5 27.
Bb3 Ba3 28. Rd5 Re1+ 29. Kg2 Bc5 30. Rd3 e6 31. Rf3 d5 32. Ba4 Re2+ 33. Kf1
Rxa2 34. Be8 g5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.8"]
[White "Awoki, Daniel Teidi"]
[Black "Dos Santos Dutra, Fernando Junior Fre"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "2152"]
[BlackElo "2262"]
[PlyCount "110"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O
O-O 9. a4 Nc6 10. Re1 Be6 11. Bf3 Nb4 ({RR} 11... Rc8 12. Be3 Na5 13. Nd2 d5
14. exd5 Nxd5 15. Nxd5 Bxd5 16. Bxd5 Qxd5 17. Bb6 Nc4 18. Nxc4 Qxc4 19. c3 Bf6
20. Qd7 Qb3 21. a5 Qxb2 22. Qxb7 Rxc3 23. Qxa6 Rc2 24. Rab1 Qa2 25. Qb7 Re2 26.
Rf1 {Klaasen,C (2208)-Broca Jimenez,F (2075) chess.com INT 2022 0-1 (43)}) 12.
a5 b5 13. axb6 Qxb6 14. Nd2 $146 ({RR} 14. Be3 Qc7 15. Na5 Rab8 16. Re2 Ng4 17.
Bc1 Nf6 18. Nd5 Bxd5 19. exd5 Rb5 20. Nc6 Nxc6 21. dxc6 Rb6 22. c4 e4 23. Bxe4
Nxe4 24. Rxe4 Bf6 25. Qe2 Qxc6 26. Rb1 a5 27. h4 h6 28. Rg4 Re8 {Michielsen,J 
(2373)-Khismatullin,D (2614) Ohrid 2009 1/2-1/2 (53)}) 14... Rfd8 15. Nf1 Qc7
16. Ne3 Rdc8 17. Re2 Bf8 18. h3 h6 19. Ng4 Nd7 20. Ne3 Nf6 21. Bd2 Nc6 22. Be1
Nd4 23. Rd2 Qb7 24. Rxd4 exd4 25. Qxd4 Qa7 26. Qd3 Qb6 27. b3 Ra7 28. Na4 Qb5
29. c4 Qb8 30. Ba5 Rb7 31. Bd1 Nd7 32. f4 Be7 33. Rb1 Nc5 34. Nxc5 dxc5 35. f5
Bd7 36. Bc3 Qg3 37. Bf3 Bc6 38. Nf1 Qb8 39. Ba1 Rd8 40. Qc2 f6 41. Ne3 Qf4 42.
Nd5 Bxd5 43. exd5 Bd6 44. Bc3 Re8 45. Qf2 Qxf5 46. Re1 Rxe1+ 47. Qxe1 Re7 48.
Qd2 Qb1+ 49. Bd1 Qg6 50. Bg4 f5 51. Qd3 Qg5 52. Bd2 Qh4 53. g3 Bxg3 54. Qxf5
Be5 55. Bf4 Bd4+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.9"]
[White "Cueto, Jonny"]
[Black "Marra, Eduardo Da Costa"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2108"]
[BlackElo "2189"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 g6 5. O-O Bg7 ({RR} 5... Nc6 6. Bc2 Bg4 7.
h3 Bxf3 8. Qxf3 Bh6 9. b3 O-O 10. Bb2 b5 11. Rd1 e5 12. Bd3 Rb8 13. Bf1 d5 14.
exd5 e4 15. Qe2 Qxd5 16. c4 Qf5 17. Bxf6 Qxf6 18. Nc3 bxc4 19. Nxe4 Qd8 20.
Qxc4 {Bilguun,S (2497)-Al Sayed,M (2484) St Petersburg RUS 2018 1-0 (36)}) 6.
Re1 O-O 7. Bc2 Nc6 ({RR} 7... b5 8. d4 Bb7 9. Qe2 c4 10. Nbd2 Nbd7 11. Nf1 e5
12. Ng3 Qc7 13. h4 exd4 14. cxd4 Rae8 15. Qd1 Nb6 16. Bf4 Qd7 17. h5 h6 18.
hxg6 fxg6 19. e5 Nfd5 20. Bd2 Qf7 21. Ne4 Nc8 22. Nxd6 {Tokman,A (2316)
-Samarth,J (1664) chess.com INT 2021 0-1 (35)}) 8. a4 $146 ({RR} 8. d4 cxd4 9.
cxd4 Bg4 10. d5 Ne5 11. Nbd2 Rc8 12. h3 Nxf3+ 13. Nxf3 Bxf3 14. gxf3 Qd7 15.
Kg2 Nh5 16. f4 Bxb2 17. Bxb2 Nxf4+ 18. Kg3 Qxh3+ 19. Kxf4 e5+ 20. Bxe5 dxe5+
21. Kxe5 f6+ {0-1 (21) Struhar,J (2181)-Debnar,L (2316) Slovakia 2008}) ({RR} 
8. d4 cxd4 9. cxd4 Bg4 10. Be3 Nd7 11. Nc3 Bxf3 12. gxf3 Rc8 13. Ne2 Qa5 14.
Bb3 Qh5 15. Nf4 Qh4 16. Ne6 fxe6 17. Bxe6+ Kh8 18. Bxd7 Rcd8 19. Bxc6 bxc6 20.
Kh1 c5 21. Rg1 cxd4 22. Bg5 Qh3 {Rosino,A (2285)-Diehl,K (2112) Bad Homburg
2005 1/2-1/2}) ({RR} 8. d4 cxd4 9. cxd4 Bg4 10. h3 Bxf3 11. gxf3 Qc8 12. Kg2
Nxd4 13. Qxd4 Qxc2 14. Nc3 Ng4 15. Qd2 Qxd2 16. Bxd2 Nf6 17. Rac1 Rfc8 18. b3
Rc6 19. e5 dxe5 20. Rxe5 Rd8 21. Re2 e6 22. Rc2 Nd5 {Martinez Perez,C (1508)
-Martinez Colomar,A (1747) Linares 2014 0-1}) 8... a6 9. d3 Rb8 10. h3 b5 11.
axb5 axb5 12. d4 Nd7 13. d5 Nce5 14. Nh2 b4 15. b3 c4 16. f4 bxc3 17. bxc4 Nxc4
18. Na3 Ra8 19. Nf3 Qb6+ 20. Kh1 Qc5 21. Nxc4 Rxa1 22. Ne3 Ba6 23. f5 Bh6 24.
g4 Ne5 25. Kg2 Nxf3 26. Kxf3 Rb8 27. h4 Bg7 28. h5 Qd4 29. hxg6 hxg6 30. g5
Qxd1+ 31. Rxd1 Ra2 32. f6 exf6 33. gxf6 Bxf6 34. Rg1 Bd4 35. Rg2 Rbb2 36. Bxb2
cxb2 37. Nf5 Ra3+ 38. Kf4 Be5+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.10"]
[White "Perez Gormaz, Matias"]
[Black "Vargas, Gabriela"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2388"]
[BlackElo "2084"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Bd6 6. Bg2 Nge7 7. O-O O-O 8. Nh4
b5 9. f4 c4 ({RR} 9... f5 10. e5 Bc7 11. Ndf3 a5 12. h3 a4 13. g4 b4 14. gxf5
exf5 15. Be3 Bb6 16. Ng5 h6 17. Ngf3 Be6 18. Kh2 d4 19. Bf2 Qe8 20. Rg1 Nd5 21.
Qd2 Ba5 22. b3 Bd8 23. Bh1 axb3 24. axb3 {Plotnikov,P (2297)-Goryachkina,A 
(2610) chess.com INT 2021 1-0 (46)}) 10. Kh1 ({RR} 10. e5 Bc5+ 11. Kh1 Ba6 12.
Ndf3 b4 13. d4 Bb6 14. Rf2 c3 15. b3 Bc8 16. g4 a5 17. Be3 Ra7 18. Bh3 Kh8 19.
Qg1 f6 20. exf6 gxf6 21. g5 f5 22. Qg3 Rg8 23. Re1 Bd7 24. Rfe2 Qf8 {
Andriasian,Z (2611)-Bartel,M (2634) Moscow RUS 2019 0-1 (90)}) 10... a5 $146 ({
RR} 10... Rb8 11. Ndf3 cxd3 12. cxd3 Bc7 13. Qe2 Bb6 14. Bd2 b4 15. Rac1 Nd4
16. Nxd4 Bxd4 17. Be3 dxe4 18. dxe4 Ba6 19. Qxa6 Bxe3 20. Rcd1 Qb6 21. Qxb6
Bxb6 22. Rd7 {1/2-1/2 (22) Leconte,M (2308)-Roumegous,M (2220) Belfort 2002}) (
{RR} 10... cxd3 11. cxd3 Bb7 12. e5 Bc7 13. Nb3 Bb6 14. d4 a5 15. Be3 a4 16.
Nc5 Bxc5 17. dxc5 Qc7 18. Rc1 d4 19. Bf2 Rfd8 20. Nf3 Nf5 21. Qd3 Nb4 22. Qa3
Nc6 23. Qd3 Na5 24. b3 axb3 25. axb3 {Girinath,P (2319)-Ghaem Maghami,E (2504)
Kolkata 2001 0-1 (36)}) ({RR} 10... Ba6 11. e5 Bc5 12. Ndf3 cxd3 13. cxd3 b4
14. Qe2 Qb6 15. g4 Qb5 16. Rd1 Ng6 17. Qe1 Qb6 18. Qg3 Bf2 19. Qh3 Rae8 20.
Nxg6 fxg6 21. f5 gxf5 22. gxf5 Rxf5 23. Ng5 h6 24. Nxe6 Rxe5 25. Bxh6 {Lendwai,
R (2388)-Kekelidze,M (2484) Salzburg 2004 0-1}) 11. e5 Bc5 12. Ndf3 cxd3 13.
cxd3 Nd4 14. Nxd4 Bxd4 15. Nf3 Bb6 16. g4 d4 17. Nxd4 Qxd4 18. Bxa8 Nd5 19. Qf3
Rd8 20. Re1 Qc5 21. Bxd5 exd5 22. d4 Qb4 23. Be3 Bxd4 24. Bxd4 Qxd4 25. f5 Qb6
26. Rac1 Bb7 27. Kg2 d4 28. Re4 d3 29. Kg3 Bxe4 30. Qxe4 d2 31. Rd1 Rd4 32.
Qa8+ Rd8 33. Qe4 Rd4 34. Qa8+ Rd8 35. Qe4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.11"]
[White "De Albuquerque, Ian Telek C."]
[Black "De Menezes, Ricardo Fagner Dias"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2089"]
[BlackElo "1675"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Estremera,S/Mellado,J} c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bg5 Qb6 6. Bd3
Bxd3 7. Qxd3 Qa6 ({RR} 7... e6 8. Nd2 Qa6 9. c4 Nd7 10. Ne2 Be7 11. Nf4 dxc4
12. Nxc4 Nb6 13. Rc1 Nxc4 14. Rxc4 g6 15. O-O) ({RR} 7... Qxb2 8. e6 Qxa1 9.
Qb3 Qxd4 10. Qxb7 fxe6 11. Be3 Qa4 12. Qxa8 Qa5+ 13. Nd2 Qd8 14. Ngf3 Nf6 15.
O-O g6 16. Rb1 Nbd7 17. Qxc6 Bg7 18. Ng5) ({RR} 7... Qxb2 8. e6 Qxa1 9. Qb3
Qxd4 10. Qxb7 fxe6 11. Be3 Qa1 12. Nf3 Nd7 13. Qxa8+ Kf7 14. O-O Ngf6 15. Ng5+
Kg6 16. Qxc6 Qe5 17. Bxa7 Qf5 18. Qxe6 Qxe6 19. Nxe6 Kf7 20. Re1 g6 21. Bd4 Bh6
22. Ng5+ {Gajdzica,M (1960)-Golis,W (1659) Poronin POL 2022 1-0 (50)}) 8. Qb3 (
{RR} 8. Qf3 e6 9. Ne2 c5 10. c3 Nc6 11. Nd2 Nge7 12. Nb3 cxd4 13. cxd4 Nf5 14.
O-O Be7 15. Bxe7 Ncxe7 16. g3 b6 17. Nf4 g6 18. Nh3 O-O 19. Qf4 Qe2 ({RR} 19...
Rac8 20. Qg5 Rc2 21. Nf4 Kh7 22. g4 hxg4 23. h5) 20. Rfd1 ({RR} 20. Rfe1 Qg4)
20... Rac8 21. Rd2 Qg4 22. Qxg4 hxg4 {Shirov,A (2709)-Anand,V (2817) Leon 2011
CBM 142 Extra [Estremera,S/Mellado,J] 0-1 (41)}) 8... Qb6 $146 ({RR} 8... e6 9.
Nd2 c5 10. c3 Nc6 11. Ne2 cxd4 12. cxd4 Bb4 13. O-O Bxd2 14. Bxd2 Nge7 15. Bg5
Nf5 16. Rfd1 Rc8 17. a3 Qb6 18. Qd3 O-O 19. b4 Rc7 20. b5 Na5 21. Ng3 Nxg3 22.
Qxg3 g6 23. Qf4 {Lekic,L (2062)-Vos,T (2012) Maribor 2012 1-0 (33)}) ({RR} 8...
e6 9. Nd2 Ne7 10. Ngf3 Nd7 11. c4 dxc4 12. Nxc4 Nd5 13. O-O N7b6 14. Ncd2 f6
15. exf6 gxf6 16. Bxf6 Nxf6 17. Qxe6+ Be7 18. Rfe1 Nbd5 19. Ng5 Rf8 20. Nde4
Kd8 21. Nxf6 Rxf6 22. Qg8+ Bf8 23. Re6 {Martinez,A (2195)-Brizzi,M (2075)
Ushuaia ARG 2018 1-0 (44)}) 9. Nf3 e6 10. Nbd2 Ne7 11. Qd3 Nf5 12. O-O a5 13.
c3 Qa6 14. c4 Bb4 15. b3 Nd7 16. a3 Bxd2 17. Nxd2 Nf8 18. Rfc1 Ng6 19. Nf3 Nh6
20. Bxh6 Rxh6 21. Rc3 Ne7 22. Rac1 Nf5 23. Qd2 Rd8 24. Qf4 Qb6 25. Rd3 Qc7 26.
Ng5 Qe7 27. Ra1 a4 28. cxd5 Rxd5 29. bxa4 Qd7 30. Nf3 Rg6 31. Rad1 c5 32. Qd2
c4 33. Rc3 Qxa4 34. Rb1 b5 35. Rb4 Qa8 36. g3 Rg4 37. Qb2 Nxd4 38. a4 Nxf3+ 39.
Rxf3 Rd1+ 40. Kg2 Rd3 41. Qe2 Re4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.12"]
[White "Vargas, Goncalo Cintra"]
[Black "Passos, Marco Aurelio Novae"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2041"]
[BlackElo "1671"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 Nf6 3. Bb2 Nbd7 4. e3 e6 5. c4 c6 6. Be2 Bd6 7. Nc3 ({RR} 7.
cxd5 exd5 8. Ba3 Bxa3 9. Nxa3 O-O 10. O-O a5 11. Nc2 Nc5 12. Ncd4 Qe7 13. a3
Nce4 14. Qc2 Bg4 15. d3 Nd6 16. h3 Bh5 17. Nh4 Bxe2 18. Qxe2 Nd7 19. Nhf5 Nxf5
20. Nxf5 Qf6 21. Nd4 Nc5 {Kovacevic,B (2510)-Pavasovic,D (2593) Steinbrunn
2005 1/2-1/2}) 7... e5 $146 ({RR} 7... a6 8. d4 O-O 9. O-O Ne4 10. Nxe4 dxe4
11. Ne5 Qg5 {1/2-1/2 (11) Thoma,R (2316)-Watzka,H (2367) Austria 2001}) ({RR} 
7... a6 8. Qc2 b5 9. cxd5 cxd5 10. Rc1 Bb7 11. d4 b4 12. Na4 Rc8 13. Qb1 Rxc1+
14. Qxc1 Ne4 15. Nd2 Nxd2 16. Qxd2 O-O 17. O-O Qh4 18. g3 Qe7 19. Rc1 Rc8 20.
Rxc8+ Bxc8 21. Qc1 Bb7 22. Qf1 {Khumnorkaew,T (2029)-Nattavutthisit,K (1854)
Pattaya THA 2019 1-0 (50)}) ({RR} 7... a6 8. Rc1 O-O 9. Qc2 Qe7 10. d4 b6 11.
Bd3 Bb7 12. Ne2 e5 13. dxe5 Nxe5 14. Ng3 Bb4+ 15. Ke2 Nxd3 16. Qxd3 Rfd8 17.
Qf5 Ne8 18. Rhd1 g6 19. Qb1 Ba3 20. cxd5 Bxb2 21. Qxb2 c5 22. Qe5 {Mueller,L 
(2230)-Salanki,E (2248) Kecskemet 1999 0-1}) ({RR} 7... a6 8. d4 O-O 9. O-O Re8
10. Qc2 dxc4 11. Bxc4 c5 12. Rfd1 Qc7 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qh4 Qe7 16.
dxc5 Bxc5 17. Bd3 h6 18. Rac1 Ba3 19. Bxa3 Qxa3 20. Ne5 Qa5 21. Nc4 Qb4 22. a3
{Andres Gonzalez,A (2426)-Nogly,C (2266) Fuegen 2006 1/2-1/2 (110)}) 8. cxd5
cxd5 9. Nb5 Bb8 10. Ba3 e4 11. Nfd4 Ne5 12. f4 exf3 13. Nxf3 a6 14. Nbd4 Qa5
15. Qc2 Nxf3+ 16. Bxf3 Bxh2 17. Rxh2 Qxa3 18. g4 Qd6 19. Rg2 h6 20. Ke2 Bd7 21.
Nf5 Bxf5 22. gxf5 Ke7 23. Rxg7 Rac8 24. Qd3 Qe5 25. Rag1 h5 26. R7g2 Rh7 27. b4
b5 28. a4 Rc4 29. axb5 axb5 30. Qa3 Qc7 31. Qa8 Qd7 32. Qb8 Rc7 33. Ra1 Qc6 34.
Ra8 Nd7 35. Qd8+ Kd6 36. f6 Qc4+ 37. Ke1 Qh4+ 38. Kd1 Qxf6 39. Ra6+ Rc6 40.
Rxc6+ Kxc6 41. Qa8+ Kc7 42. Qxd5 h4 43. Bg4 Qf1+ 44. Kc2 Qc4+ 45. Qxc4+ bxc4
46. Kc3 Ne5 47. Bh3 f6 48. Rf2 Rh6 49. Rf4 Kb6 50. Rd4 Kb5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.13"]
[White "Matiuci, Bernardo Steinle"]
[Black "Cordero, Daniela"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1546"]
[BlackElo "2028"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 dxc4 ({RR} 5... g6 6. cxd5 cxd5 7.
Ne5 Nbd7 8. Be2 e6 9. O-O Bd6 10. f4 b5 11. Bd2 Bb7 12. Be1 O-O 13. Bh4 Be7 14.
a4 b4 15. Nb1 a5 16. Nd2 Ne4 17. Nxd7 Qxd7 18. Bb5 Qd8 19. Bxe7 Qxe7 20. Nb3 {
Morozevich,A (2755)-Kamsky,G (2724) Kemer 2007 1/2-1/2 (43)}) 6. a4 ({RR} 6.
Bxc4 b5 7. Bd3 Bb7 8. e4 e6 9. O-O Nbd7 10. e5 Nd5 11. Nxd5 cxd5 12. Ng5 Be7
13. Qg4 g6 14. Be3 h5 15. Qg3 Nf8 16. Rac1 h4 17. Qg4 Bc8 18. Rc2 Rh5 19. Nh3
Bd7 20. Rfc1 Rc8 {Tolhuizen,L (2090)-Hilbenz,G (1845) Helsingor DEN 2019 1-0 
(37)}) 6... e6 7. Be2 $146 ({RR} 7. Bxc4 Bb4 8. O-O O-O 9. Qc2 Nbd7 10. e4 h6
11. Rd1 Re8 12. Bf4 Qe7 13. h3 b6 14. Ba2 Bb7 15. Bb1 Nf8 16. e5 Nd5 17. Nxd5
cxd5 18. Kh1 Rec8 19. Qd3 a5 20. g4 Ng6 21. Rg1 Ba6 {Kirk,E (1970)-Barbot,P 
(1590) Ambes 2010 1-0 (75)}) 7... Bb4 8. Nd2 Bxc3 9. bxc3 b5 10. axb5 cxb5 11.
Ba3 Bb7 12. O-O Nc6 13. Rb1 Qc7 14. Bf3 O-O-O 15. Qe2 h5 16. e4 g5 17. e5 Nd5
18. Rfc1 Nf4 19. Qe3 Na5 20. Bd6 Rxd6 21. exd6 Qxd6 22. Ne4 Bxe4 23. Qxe4 Nd5
24. Rb2 g4 25. Bd1 f5 26. Qe1 Nf4 27. Rd2 Qd5 28. f3 Nd3 29. Rxd3 cxd3 30. c4
Nxc4 31. Qa5 Qxd4+ 32. Kh1 Kb7 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.14"]
[White "Da Silva, Lucas Pereira Mende"]
[Black "Barroso, Daniele Silva"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1974"]
[BlackElo "1349"]
[PlyCount "103"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 h6 4. Nf3 ({RR} 4. cxd5 exd5 5. Bf4 Nf6 6. e3 Bd6 7.
Bxd6 Qxd6 8. Bd3 O-O 9. Nge2 Be6 10. O-O Nbd7 11. Qd2 c5 12. Rac1 Rac8 13. h3
a6 14. Bb1 b5 15. dxc5 Rxc5 16. Ng3 Qe7 17. Nce2 Rfc8 18. Rcd1 Ne5 {Donchenko,
A (2645)-Druska,J (2508) Terme Catez SLO 2021 1-0 (52)}) ({RR} 4. e3 Nf6 5. Bd3
b6 6. Nf3 dxc4 7. Bxc4 Bb7 8. O-O Nbd7 9. Qe2 c5 10. Rd1 a6 11. d5 exd5 12.
Nxd5 Nxd5 13. Bxd5 Bxd5 14. Rxd5 Qc7 15. e4 Be7 16. e5 O-O 17. Bf4 Qc6 18. Rad1
Rfd8 {Sarkar,J (2314)-Balabayeva,X (2179) chess.com INT 2022 1-0 (47)}) 4... a6
5. e3 $146 ({RR} 5. e4 dxe4 6. Nxe4 b6 7. Bd3 Bb7 8. O-O Nf6 9. Re1 Nxe4 10.
Bxe4 Bxe4 11. Rxe4 Be7 12. Ne5 Nd7 13. Nc6 Qc8 14. Qe2 Bf6 15. Qh5 Nb8 16. Ne5
Bxe5 17. Qxe5 Kf8 18. Rg4 f6 19. Qe4 Ra7 {Csizmadia,L (2274)-Jansik,A (2057)
Hungary 2000 1-0 (40)}) ({RR} 5. a4 Bb4 6. Qb3 a5 7. e3 Nf6 8. Bd2 Na6 9. Bd3
c5 10. O-O b6 11. cxd5 exd5 12. Bb5+ Bd7 13. Nxd5 Bxb5 14. Nxf6+ Qxf6 15. axb5
Nc7 16. Bxb4 cxb4 17. Rac1 Qe6 18. Qd3 Qd7 19. Qe4+ Qe6 {Coriat,S (2060)
-Perosevic,V (1720) Paris 2002 1-0}) 5... Nf6 6. Qc2 c5 7. cxd5 cxd4 8. Qa4+
Bd7 9. Qxd4 exd5 10. Nxd5 Qa5+ 11. Nc3 Nc6 12. Qd1 Ne4 13. Bd2 Nxd2 14. Qxd2
Bb4 15. a3 Bxc3 16. Qxc3 Qxc3+ 17. bxc3 O-O 18. O-O-O Bg4 19. Be2 Ne5 20. Nxe5
Bxe2 21. Rd2 Bb5 22. Kb2 Rfd8 23. Rhd1 Rxd2+ 24. Rxd2 Re8 25. Nf3 Bc6 26. Ne1
g6 27. g3 Kg7 28. c4 h5 29. h4 Re4 30. Kc3 b5 31. Rd4 Re6 32. c5 Kf6 33. Nd3
Ke7 34. Nb4 a5 35. Nxc6+ Rxc6 36. Rd5 Ke6 37. Kd4 f6 38. Rd8 b4 39. axb4 axb4
40. Rb8 Rc7 41. Rb6+ Ke7 42. Rxb4 Rd7+ 43. Ke4 Rd2 44. f3 Rc2 45. Kd5 Rd2+ 46.
Rd4 Rc2 47. c6 f5 48. Ra4 Rd2+ 49. Ke5 Rc2 50. Ra7+ Kd8 51. Rd7+ Kc8 52. Rd6
1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.15"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Guedes, Washington Luis"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2033"]
[PlyCount "127"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 d6 3. Bf4 g6 4. e3 Bg7 5. Be2 O-O 6. O-O Nc6 7. h3 a5 ({RR} 
7... Nh5 8. Bh2 e5 9. dxe5 dxe5 10. Qxd8 Rxd8 11. Nc3 Be6 12. Rfd1 a6 13. g4
Nf6 14. Nxe5 Nb4 15. a3 Nbd5 16. Nxd5 Nxd5 17. Nd3 Rac8 18. Bf3 c6 19. Rab1 Bf8
20. Rbc1 Nb6 21. Be2 Bc4 22. Be5 {Bareev,E (2714)-Svidler,P (2747) Monte Carlo
2004 0-1 (53)}) 8. c4 Re8 9. Nc3 Bd7 10. d5 $146 ({RR} 10. Bh2 e5 11. dxe5 dxe5
12. e4 Qe7 13. Bg3 h6 14. Nd5 Nxd5 15. cxd5 Nd4 16. Bd3 Qb4 17. Nxd4 Qxd4 18.
Qb3 Bf8 19. Rac1 Bd6 20. Kh1 g5 21. Qd1 Kg7 22. b3 a4 23. Rc4 Qa7 24. bxa4 Bxa4
{Mendez Garcia,J (1760)-Norte Garcia,A (1997) Cerdanyola del Valles 2016 0-1 
(53)}) ({RR} 10. a3 e5 11. Bh2 exd4 12. exd4 Ne4 13. Nxe4 Rxe4 14. Bd3 Re8 15.
Bc2 Qf6 16. d5 Ne7 17. Rb1 Nf5 18. Qd2 h6 19. b3 g5 20. Rfd1 b6 21. a4 Re7 22.
Rbc1 Rae8 23. Re1 Nd4 24. Rxe7 Nxf3+ {Piliczewski,B (1938)-Klyashtorny,V (2403)
chess.com INT 2021 0-1 (41)}) 10... Nb4 11. e4 e5 12. dxe6 Bxe6 13. c5 d5 14.
e5 Nd7 15. Nxd5 Nxd5 16. Bg5 Qb8 17. Qd4 c6 18. Qh4 Nxe5 19. Nd4 f6 20. Bd2 Bd7
21. a4 f5 22. Rfe1 Ng4 23. hxg4 Bxd4 24. gxf5 Bf6 25. Qc4 Bxf5 26. Bf3 Be6 27.
Bc3 Bxc3 28. bxc3 Bf7 29. Qd4 Qc7 30. Re4 Rxe4 31. Bxe4 Qe7 32. Rd1 Qg5 33. Bf3
Re8 34. Rb1 Re7 35. c4 Qf5 36. Rd1 Nf4 37. Qd8+ Re8 38. Qxa5 Bxc4 39. Qc7 Nh3+
40. Kh2 Qf4+ 41. Qxf4 Nxf4 42. Rd4 Bd5 43. Rxf4 Bxf3 44. Rxf3 Re4 45. Rb3 Rxa4
46. Rxb7 Rc4 47. Kg3 Rxc5 48. Rc7 Rc2 49. f4 Rc1 50. Kh4 Rh1+ 51. Kg4 Rc1 52.
g3 Rc4 53. Kg5 Rc5+ 54. Kf6 Rf5+ 55. Ke6 c5 56. Kd6 g5 57. Ke6 Rf8 58. f5 h6
59. f6 c4 60. Kf5 g4 61. Kg6 h5 62. Rg7+ Kh8 63. Rh7+ Kg8 64. f7+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.16"]
[White "Hirota Da Silva, Nilton"]
[Black "Santos, Marcus Vinicius Mor"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1827"]
[BlackElo "2331"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 c6 7. Nc3 Qa5 8. e4 e5
9. dxe5 dxe5 10. Qc2 Be6 ({RR} 10... Nbd7 11. a3 Re8 12. b4 Qc7 13. Bb2 a5 14.
Nd2 Bf8 15. Rfb1 axb4 16. axb4 Rxa1 17. Bxa1 b6 18. Na4 Ba6 19. Bf1 Rb8 20. Nc3
Ra8 21. Nd1 Bb7 22. Bc3 Qb8 23. Bh3 Ra3 24. f3 Bh6 25. Nf1 {Jussupow,A (2589)
-Grandelius,N (2500) Germany 2010 1/2-1/2 (83)}) ({RR} 10... Na6 11. a3 Rd8 12.
Be3 Ng4 13. Bg5 f6 14. Bd2 Qc5 15. h3 Nh6 16. b3 Qe7 17. Na4 Be6 18. Rfd1 b5
19. Nb2 Nf7 20. Bf1 Rab8 21. b4 Nc7 22. c5 {1/2-1/2 (22) Chetverik,M (2199)
-Schalkx,J (2157) Geraardsbergen BEL 2019}) 11. b3 h6 12. Bd2 Qc7 13. Rad1 $146
({RR} 13. Rfd1 Na6 14. Rac1 Rad8 15. a3 Qb8 16. h3 Rd7 17. Be3 Rfd8 18. Rxd7
Rxd7 19. Rd1 Bf8 20. Rxd7 Nxd7 21. Qb2 Qd6 22. Bf1 Qxa3 23. Qxa3 Bxa3 24. Bxa7
Nac5 25. Bxc5 Nxc5 26. Nd2 Bb4 27. Ncb1 Kf8 {Farell,R (1973)-Shvartsman,A 
(2192) Irvine 2010 0-1 (46)}) 13... Nbd7 14. h3 b5 15. cxb5 cxb5 16. Qc1 Rac8
17. Qb1 Qb7 18. Nh4 Rfd8 19. Nd5 Re8 20. Bb4 Bxd5 21. exd5 e4 22. Rfe1 Nb6 23.
d6 Rcd8 24. Qc2 Nbd7 (24... Nbd5 25. Bxe4 Nxb4 26. Bxb7 Rxe1+ 27. Rxe1 Nxc2 28.
Rc1 Nd4 29. Rc8 Rxc8 30. Bxc8 Kf8 31. Kg2 Ke8 32. Nf3 Nxf3 33. Kxf3 Bf8) 25.
Bxe4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.17"]
[White "Branquinho, Eduardo De Medeiros"]
[Black "Filgueiras, Nathan Felipe"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1815"]
[BlackElo "2321"]
[PlyCount "88"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be6 8.
Nd5 Bxd5 9. Qxd5 Nf6 10. Bg5 Nxd5 11. Bxd8 Nc3 12. bxc3 Rxd8 $146 ({RR} 12...
Nxd8 13. Nb1 Ne6 14. Bd3 O-O-O 15. O-O g6 16. Nd2 Bh6 17. Nc4 Kc7 18. a4 Rhf8
19. a5 f5 20. Nb6 fxe4 21. Bxe4 Nc5 22. Bd5 Rf5 23. Na4 Rf4 24. Nxc5 dxc5 25.
c4 Rd4 26. Rfe1 Bd2 27. Rxe5 {Grzincic,T-Gladisheva,T (2191) Pula 1999 1/2-1/2
(66)}) 13. Nc4 d5 14. exd5 Rxd5 15. Be2 Rc5 16. a4 Kd8 17. Rb1 Kc7 18. O-O Be7
19. Rfd1 Rd8 20. Kf1 g6 21. Rxd8 Bxd8 22. Rd1 Bg5 23. g3 f5 24. f3 Ne7 25. Rb1
Bf6 26. Rb3 Nd5 27. Ke1 e4 28. Kd2 Nxc3 29. Ne3 Bd4 30. fxe4 fxe4 31. Rb4 Bxe3+
32. Kxe3 Nxe2 33. Kxe2 Rxc2+ 34. Ke3 Rxh2 35. Kxe4 Rh5 36. g4 Rg5 37. Kf4 Rc5
38. Re4 Kd6 39. Rb4 b5 40. axb5 axb5 41. Kg3 Kc6 42. Rf4 Rd5 43. Rf8 Rd7 44.
Kf3 b4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.18"]
[White "Oliveira, Silvio Eduardo"]
[Black "De Paula, Luan Araujo"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2297"]
[BlackElo "1863"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. f3 Qb6 4. Nc3 e5 ({RR} 4... e6 5. a3 Nf6 6. Be3 dxe4 7.
fxe4 Ng4 8. Na4 Nxe3 9. Nxb6 Nxd1 10. Nxa8 Nxb2 11. Nf3 Na4 12. Ne5 f6 13. Nc7+
Ke7 14. Nd3 Kd8 15. Na8 b6 16. g3 Bb7 17. Bh3 Bxa8 18. Bxe6 Nc3 19. Nf2 {
Li,C (2751)-Navara,D (2734) Huaian 2016 0-1 (32)}) 5. dxe5 ({RR} 5. exd5 exd4
6. Nce2 cxd5 7. Nxd4 Bc5 8. Bb5+ Nc6 9. Nge2 Nge7 10. Be3 O-O 11. Nxc6 bxc6 12.
Bxc5 Qxc5 13. Bd3 Rb8 14. b3 Re8 15. Qd2 Nf5 16. O-O-O Ne3 17. Rde1 Rb7 18. Nd4
Rbe7 19. b4 Qd6 {Haussernot,C (2188)-Batsiashvili,N (2491) Europe-Echecs INT
2022 0-1 (64)}) 5... d4 6. Nce2 Qa5+ $146 ({RR} 6... Bc5 7. Qd3 a5 8. f4 Na6 9.
a3 f6 10. Nf3 fxe5 11. fxe5 Bg4 12. Qb3 Qa7 13. Ng5 Nh6 14. Ne6 Nf7 15. Nxg7+
Kf8 16. Nf5 d3 17. cxd3 Bf2+ 18. Kd1 Nc5 19. Qc3 Rd8 20. Nd6 Na4 21. Qb3 {
Dominguez,F (2160)-Guerrero,A (2112) Montevideo URU 2021 1-0 (49)}) 7. Qd2 Bb4
8. c3 dxc3 9. bxc3 Bc5 10. Nd4 Ne7 11. f4 Ng6 12. Nb3 Qb6 13. Nxc5 Qxc5 14. a4
Nxf4 15. Ba3 Qxe5 16. O-O-O Ne6 17. Bc4 Qf4 18. Nf3 Qxd2+ 19. Rxd2 c5 20. Ne5
O-O 21. Rf1 Nc6 22. Nxc6 bxc6 23. Rd6 Ng5 24. Rxc6 Nxe4 25. Rf4 Nf6 26. Bxc5
Re8 27. Bd4 Bd7 28. Rc7 Rac8 29. Bxf7+ Kxf7 30. Rxd7+ Ke6 31. Rxg7 Nd5 32. Re4+
Kf5 33. Rxe8 Rxe8 34. Rxh7 Ke4 35. Kc2 a6 36. Rh4+ Kf5 37. Rh5+ Ke4 38. Rg5 Re6
39. h4 Nf4 40. h5 Rh6 41. Re5# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.19"]
[White "Gazineu Neto, Rubens"]
[Black "Tsuboi, Edson Kenji"]
[Result "0-1"]
[ECO "B49"]
[WhiteElo "1912"]
[BlackElo "2200"]
[PlyCount "92"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. a3 a6 7. Be3 b5 8. Be2
Bb7 9. f4 d6 10. O-O Nf6 11. Bf3 Be7 12. Nxc6 Bxc6 13. e5 dxe5 14. Bxc6+ Qxc6
15. fxe5 Nd7 $146 ({RR} 15... Rd8 16. Qe2 Nd7 17. Qg4 O-O 18. Qg3 f5 19. exf6
Bxf6 20. Rad1 Be5 21. Rxf8+ Rxf8 22. Qh3 Nf6 23. Re1 Qc4 24. Kh1 Ng4 25. Bg1
Bxh2 26. b3 Qf4 27. g3 {0-1 (27) Westerberg,J (2410)-Movsesian,S (2699)
Pardubice 2013}) 16. Qg4 O-O 17. Qg3 f5 18. Rad1 Rfd8 19. Kh1 Nf8 20. Bg5 Bxg5
21. Qxg5 Qc7 22. Rde1 Rd4 23. Qe3 Rad8 24. Re2 Ng6 25. h3 Qc6 26. Qg5 Qc7 27.
Qe3 Qd7 28. Rff2 h6 29. g3 a5 30. Qf3 Kh7 31. Re3 Rc8 32. a4 bxa4 33. h4 f4 34.
Re4 fxg3 35. Qxg3 Rxc3 36. Rxd4 Qxd4 37. bxc3 Qe4+ 38. Kh2 Nxe5 39. Kh3 a3 40.
Rf4 Qh1+ 41. Qh2 Qd1 42. Qg2 Qd5 43. Qxd5 exd5 44. Rf1 Kg6 45. Kg3 Nc4 46. Kg4
Ne3+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.20"]
[White "Silva, Kaua Marques"]
[Black "Cardoso, Maria Paula Da Silv"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "2142"]
[BlackElo "1780"]
[PlyCount "124"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
Qc7 9. O-O-O Nbd7 10. Bd3 b5 11. Rhe1 Bb7 12. Nd5 exd5 13. Nf5 ({RR} 13. exd5
Kd8 14. Nc6+ Bxc6 15. dxc6 Nc5 16. Bf5 Ra7 17. Re2 Qb6 18. Rde1 Rc7 19. Rxe7
Qa5 20. Qd5 Ne6 21. R7xe6 fxe6 22. Rxe6 Re7 23. Qxd6+ {1-0 (23) Tukhaev,A 
(2517)-Mista,A (2543) Warsaw 2007}) 13... Kf8 ({RR} 13... Bf8 14. e5 dxe5 15.
fxe5 O-O-O 16. exf6 gxf6 17. Bh4 Ne5 18. Qh3 Qb6 19. Kb1 Kb8 20. Qg3 Re8 21.
Re2 Ka8 22. Bxf6 Qxf6 23. Rde1 Bb4 24. c3 Rhg8 25. Rxe5 Rxg3 26. Rxe8+ Ka7 27.
hxg3 Bc5 28. Kc2 {Tikvesli,C (1663)-Baspinar,L (1616) Konya TUR 2018 0-1 (76)})
14. exd5 Bxd5 $146 ({RR} 14... h6 15. Nxe7 hxg5 16. fxg5 Ne5 17. Rxe5 dxe5 18.
gxf6 Rh6 19. fxg7+ Kxe7 20. Qg3 Bxd5 21. g8=Q Rxg8 22. Qxg8 Bxa2 23. Qg5+ Rf6
24. Rf1 Qd6 25. Rxf6 {1-0 (25) Belokopyt,B (2037)-Bue,G (1813) Hockenheim 2007}
) ({RR} 14... Re8 15. Qg3 Rg8 16. Qh3 Nc5 17. g4 Bc8 18. Bxf6 Bxf6 19. Rxe8+
Kxe8 20. Qxh7 Kf8 21. g5 Bd8 22. b4 Nxd3+ 23. Rxd3 Bxf5 24. Qxf5 Rh8 25. h3 Rh4
26. Re3 g6 27. Qe4 Qd7 28. Qd4 Bxg5 29. Re4 {Belmonte,J-Savon,V La Serena 1972
0-1}) ({RR} 14... Bd8 15. Qg3 Rg8 16. Nxg7 Rxg7 17. Bh6 Nh5 18. Qe3 Bf6 19. Qe4
Nxf4 20. Qxf4 Bxd5 21. Bf5 Nb6 22. Be4 Bxe4 23. Rxe4 Rc8 24. Rd2 Qd8 25. Rxd6
Qc7 26. c3 Bxc3 27. bxc3 Qxc3+ 28. Kd1 Na4 29. Qe5 {Timman,J-Jakobsen,O
Helsinki 1972 1-0}) 15. Qg3 Be6 16. Nxe7 Kxe7 17. Bxf6+ gxf6 18. f5 Rag8 19.
Qh4 Ne5 20. fxe6 fxe6 21. Rf1 Rf8 22. Be2 Qc5 23. Qh6 Ng6 24. h4 Rf7 25. Bh5
Rg8 26. Rf3 b4 27. Rdf1 Rc8 28. Bxg6 hxg6 29. Qxg6 f5 30. R3f2 Qc4 31. Qg5+ Kd7
32. Kb1 a5 33. Qe3 Qxh4 34. Qa7+ Rc7 35. Qxa5 Qd4 36. Qa4+ Ke7 37. Rf4 Qd2 38.
R4f2 Qd4 39. a3 Rb7 40. Qc6 Kf6 41. Rf4 Qd2 42. a4 Rfc7 43. Qe4 Rc5 44. R4f2
Qd5 45. Qh4+ Kf7 46. Qh7+ Ke8 47. Qg8+ Kd7 48. Rh1 Kc6 49. b3 Kb6 50. Qd8+ Rbc7
51. Rc1 Rc3 52. Qb8+ Rb7 53. Qa8 Rc5 54. Rf3 Rc3 55. Qd8+ Ka7 56. Rxc3 bxc3 57.
Ka2 Rxb3 58. cxb3 Qd2+ 59. Ka3 Qxc1+ 60. Kb4 c2 61. Qc7+ Ka8 62. Qc6+ Ka7
1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.21"]
[White "Simao, Davi Ribeiro"]
[Black "Ikejiri, Daniel Yoshito"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1320"]
[BlackElo "1916"]
[PlyCount "88"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. d3 Nge7 7. O-O O-O 8. Qe1
d5 9. Bb3 Nd4 10. Qh4 b5 11. f5 gxf5 12. Bh6 Nxf3+ 13. Rxf3 Ng6 $146 ({RR} 
13... dxe4 14. Bxg7 Kxg7 15. Rh3 Ng6 16. Qh6+ Kf6 17. dxe4 c4 18. exf5 exf5 19.
Re3 Be6 20. g4 f4 21. Ne4+ Ke7 22. Qg5+ f6 23. Qc5+ Kf7 24. Nd6+ Qxd6 25. Qxd6
fxe3 26. Re1 Rad8 27. Qc5 cxb3 28. axb3 {Sternberg,L (2066)-Lindinger,M (2307)
Hamburg 2007 0-1 (35)}) 14. Qxd8 Rxd8 15. Bxg7 Kxg7 16. exd5 Bd7 17. dxe6 fxe6
18. a4 b4 19. Nb5 Rac8 20. Re1 a6 21. Nd6 Rc6 22. Nc4 Kf6 23. Rfe3 Re8 24. Ne5
Nxe5 25. Rxe5 a5 26. Bc4 Rc7 27. b3 Re7 28. Kf2 h5 29. g3 Rg7 30. Bxe6 Bxe6 31.
Rxe6+ Kg5 32. R1e5 h4 33. gxh4+ Kf4 34. Rd5 Rcf7 35. Rxc5 Kg4 36. h5 Kxh5 37.
Ree5 Kg4 38. Rc4+ f4 39. Kg2 Rh7 40. Rxa5 Rh6 41. Rxb4 Rfh7 42. d4 Rxh2+ 43.
Kf1 Kf3 44. Ke1 Re2+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.22"]
[White "Cristino, Felipe Borges"]
[Black "Resende, Ana Gabriela Lobato"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1890"]
[BlackElo "1800"]
[PlyCount "109"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. e3 O-O 7. Bd3 Nbd7 8.
Nge2 Re8 9. Qc2 Nf8 10. O-O Be6 ({RR} 10... a6 11. a3 c6 12. f3 Ng6 13. Rad1
Be6 14. Ng3 Nf8 15. Bf5 g6 16. Bd3 Bc8 17. Nge2 Ne6 18. Bh4 Nh5 19. Bf2 Bd7 20.
Qd2 Bg5 21. Bb1 Bh6 22. Qc2 Rc8 23. Kh1 b5 24. e4 Nc7 25. b4 {Fish,G (2455)
-Smagin,S (2540) Moscow 1995 0-1 (48)}) 11. Rab1 Rc8 ({RR} 11... a5 12. Nf4 h6
13. Bxf6 Bxf6 14. Qb3 c5 15. Ncxd5 cxd4 16. Nxe6 Nxe6 17. e4 Nc5 18. Qc2 Rc8
19. Rbc1 Qd6 20. g3 Qe6 21. Qxc5 Rxc5 22. Rxc5 Rc8 23. Rxa5 Qc6 24. Rb5 Qa6 25.
a3 Bd8 26. Rc5 {Lambrecht,T (1601)-Gorkiewicz,M (1985) Lazy POL 2019 1/2-1/2 
(83)}) 12. b4 $146 ({RR} 12. Rfc1 c6 13. b4 a6 14. a4 Ng6 15. Nf4 Nxf4 16. Bxf4
g6 17. b5 axb5 18. axb5 Nh5 19. bxc6 bxc6 20. Na4 Nxf4 21. exf4 Ba3 22. Rd1 Qf6
23. Ba6 Rc7 24. Rb3 Bd6 25. Rc3 Bf5 26. Bd3 Bg4 {Bogner,N-Gypser,A (2210)
Baden-Baden 2001 0-1 (32)}) 12... c6 13. b5 c5 14. dxc5 Rxc5 15. Qa4 Qb8 16.
Bf4 Qa8 17. b6 axb6 18. Qxa8 Rxa8 19. Rxb6 Bc8 20. Rfb1 Rc6 21. R6b3 Bc5 22.
Bb5 Re6 23. Rd1 b6 24. Bg3 Ng6 25. Nxd5 Rxa2 26. Nxf6+ Rxf6 27. Nc3 Ra8 28. Nd5
Rf5 29. e4 Rg5 30. Nc7 Be6 31. Nxe6 fxe6 32. h4 Rg4 33. Be2 Rxg3 34. Rxg3 Ra2
35. Bc4 Rxf2 36. Bxe6+ Kf8 37. Kh1 Nxh4 38. Bh3 g6 39. Rd8+ Kg7 40. Rd1 b5 41.
Rg4 Be7 42. Rd7 Kf7 43. Rxe7+ Kxe7 44. Rxh4 h5 45. e5 Rf1+ 46. Kh2 Rb1 47. Rd4
g5 48. Rd7+ Ke8 49. Bf5 Rf1 50. g4 Rxf5 51. Rd5 hxg4 52. Rxb5 Ke7 53. Kg3 Rf4
54. e6 Kxe6 55. Rxg5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.23"]
[White "Navarro, Gustavo Kazuo Yura"]
[Black "Cruz, Natan Gomes"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1800"]
[BlackElo "1888"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. dxe4 g6 5. g3 Bg7 6. Bg2 Nf6 7. Ngf3 O-O 8.
O-O Nbd7 9. Re1 ({RR} 9. a4 Nc5 10. Qe2 b6 11. Re1 Ba6 12. Qe3 Qc7 13. h3 Rad8
14. Ra3 Nfd7 15. b4 Ne6 16. e5 c5 17. b5 Bb7 18. Bb2 Bd5 19. c4 Ba8 20. a5 h5
21. axb6 axb6 22. Rea1 Bb7 23. Ra7 Rb8 {Moiseenko,V (2492)-Kobalia,M (2620)
Sochi RUS 2018 0-1 (46)}) 9... Qc7 ({RR} 9... e5 10. Nc4 Ne8 11. b3 Qe7 12. Ba3
c5 13. Bb2 b6 14. Ne3 Bb7 15. Nd5 Qd8 16. Qe2 a6 17. Rad1 Bxd5 18. exd5 f6 19.
Nd2 Rb8 20. c4 Nd6 21. Ne4 Qc7 22. Nxd6 Qxd6 23. Bc1 b5 24. h4 {Yunus,B (1132)
-Isler,D (1432) Konya TUR 2019 1-0 (50)}) 10. c3 $146 ({RR} 10. e5 Nd5 11. e6
Ne5 12. exf7+ Rxf7 13. Nxe5 Bxe5 14. Nc4 Bg7 15. c3 Bd7 16. a4 Raf8 17. Ne3
Nxe3 18. Bxe3 a5 19. Qb3 b5 20. axb5 cxb5 21. Bd5 e6 22. Bxe6 Bxe6 23. Qxe6 a4
24. Bb6 Qb7 {Kleopas,G-Karoullas,L Cyprus 1996 1-0}) ({RR} 10. h3 e5 {1/2-1/2 
(10) Stevanovic,V (2298)-Dekic,J (2286) Yugoslavia 2002}) 10... Nc5 11. Qc2 Rd8
12. Nb3 Nd3 13. Rd1 Nxc1 14. Raxc1 Re8 15. h3 a5 16. Nbd4 e5 17. Ne2 a4 18. b3
axb3 19. axb3 Be6 20. Ng5 Bd7 21. Ra1 h6 22. Nf3 Bf8 23. c4 Bc5 24. b4 Rxa1 25.
Rxa1 Bxb4 26. Rb1 Bc5 27. Qb2 Bc8 28. Rd1 Nxe4 29. Qc1 Nxf2 30. Kf1 Nxd1 31.
Qxd1 e4 32. Nfd4 Rd8 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.24"]
[White "Blanco, Gustavo Jose Bachur"]
[Black "Moreira, Paulo Vinicius Mace"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1491"]
[BlackElo "1711"]
[PlyCount "80"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. c5 Nd5 6. Bc4 g6 ({RR} 6... c6 7.
Qb3 b6 8. Nc3 e6 9. cxb6 Nxb6 10. Nge2 Nxc4 11. Qxc4 Bd6 12. Qa4 O-O 13. Be3
Qc7 14. Ne4 Nd7 15. Rc1 Bb7 16. N2c3 Rfc8 17. Nxd6 Qxd6 18. Ne4 Qd5 19. f3 Qb5
20. Qa3 Ba6 21. Kf2 {Tolnai,T (2450)-Palkovi,J (2480) Budapest 1996 1-0 (52)})
({RR} 6... c6 7. Nf3 Bg4 8. O-O e6 9. Nc3 Nd7 10. Nxd5 exd5 11. Bd3 Be7 12. h3
Bh5 13. Re1 O-O 14. Bf4 Nf6 15. g4 Bg6 16. Qc2 Bxd3 17. Qxd3 Ne4 18. Nd2 Nxd2
19. Qxd2 Qd7 20. Re3 Bf6 21. Be5 {Bruun,H (2123)-Lemery,J (1495) Reykjavik
2016 1-0 (55)}) 7. Qf3 c6 8. Nc3 Be6 9. Nh3 $146 ({RR} 9. Nge2 Bg7 10. O-O O-O
11. Nxd5 Bxd5 12. Bxd5 cxd5 13. Bg5 Qd7 14. Rad1 e6 15. Bf6 Nc6 16. Bxg7 Kxg7
17. Nf4 Qe7 18. Rfe1 Qf6 19. Qg3 Kh8 20. Qg4 h5 21. Nxh5 gxh5 22. Qxh5+ Kg7 23.
Rd3 Rh8 {Campos Hernandez,A (2190)-Lampersberger,P Las Palmas 1995 1-0 (66)})
9... Nc7 10. Bxe6 Nxe6 11. d5 Nd4 12. Qe4 Bg7 13. d6 Ne6 14. Be3 exd6 15. Qb4
Qd7 16. Ne4 dxc5 17. Bxc5 Na6 18. Nd6+ Qxd6 19. Qxb7 Rb8 20. Qxa6 Qxc5 21. O-O
O-O 22. Rac1 Qb6 23. Qa4 c5 24. Rc4 Qb5 25. Qc2 Nd4 26. Qd3 Qxb2 27. Rxc5 Qxa2
28. Ng5 Ne6 29. Nxe6 Qxe6 30. g3 Rb3 31. Qc2 Rb2 32. Qa4 Ra2 33. Qh4 Qb6 34.
Rfc1 Qb2 35. R1c2 Qxc2 36. Rxc2 Rxc2 37. Qa4 Rb2 38. Qxa7 Rd8 39. h4 Bd4 40.
Qa5 Bxf2+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.25"]
[White "Melian, Juan Sebastian"]
[Black "Correa, Joao Pedro Vieira"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2238"]
[BlackElo "1864"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Nc6 5. Nbd2 ({RR} 5. cxd5 Bb4+ 6. Bd2 Bxd2+
7. Qxd2 {1/2-1/2 (7) Fressinet,L (2693)-Tkachiev,V (2641) Nancy 2012}) 5... Bd6
$146 ({RR} 5... Bb4 6. Qc2 Ne4 7. Bg2 Qf6 8. O-O Bxd2 9. Bxd2 O-O 10. Rad1 Nd6
11. b3 dxc4 12. bxc4 Nxd4 13. Nxd4 Qxd4 14. c5 Qc4 15. Qxc4 Nxc4 16. Bc3 Rb8
17. Rd4 Ne5 18. Ra4 Nd7 19. Rxa7 Nxc5 20. Bb4 {Armstrong,M (1974)-Lambourne,D 
(1996) England 2011 1/2-1/2 (68)}) ({RR} 5... Bb4 6. Bg2 O-O 7. O-O Bxd2 8.
Bxd2 dxc4 9. Rc1 Nxd4 10. Rxc4 Nxf3+ 11. Bxf3 c6 12. Qc2 e5 13. Rd1 Re8 14. Rh4
Qd7 15. g4 e4 16. Bc3 Qe6 17. g5 Qf5 18. gxf6 Qg5+ 19. Kh1 {1/2-1/2 (19)
Fressinet,L (2651)-Griffiths,R (2353) England ENG 2018}) ({RR} 5... Be7 6. Bg2
O-O 7. O-O Ne4 8. e3 f5 9. a3 a5 10. b3 Bd7 11. Bb2 Be8 12. Ne1 a4 13. Nxe4
fxe4 14. b4 Bg6 15. Rc1 Bf6 16. Qc2 Bf5 17. Qe2 Ne7 18. f3 exf3 19. Bxf3 Bh3
20. Ng2 {Merriman,J (2259)-Pedersen,C (2154) London 2010 1/2-1/2}) ({RR} 5...
Bb4 6. Qc2 dxc4 7. Qxc4 Qd5 8. Qxd5 exd5 9. a3 Bxd2+ 10. Bxd2 Bg4 11. Bc3 Bxf3
12. exf3 O-O 13. Bd3 Rfe8+ 14. Kd2 Nb8 15. Rae1 Nbd7 16. Re3 c6 {1/2-1/2 (16)
Dean,J (2232)-Benen,S (2360) Philadelphia 2004}) 6. Bg2 O-O 7. O-O Re8 8. Qc2
dxc4 9. Nxc4 e5 10. dxe5 Nxe5 11. Nxd6 Qxd6 12. Bf4 Qc6 13. Qb3 Nxf3+ 14. Bxf3
Qd7 15. Rfd1 Qe7 16. Rac1 c6 17. Bd6 Qe6 18. Qa3 Qh3 19. Bg2 Qh5 20. e3 Ng4 21.
h3 Nf6 22. Rd4 Qf5 23. Bf4 h6 24. b3 g5 25. Bd6 Ne4 26. Qb2 Nxd6 27. Rxd6 Be6
28. Rcd1 Qg6 29. Qd4 Qg7 30. Qb4 Rab8 31. Qa5 a6 32. R1d4 Qf6 33. e4 Kg7 34.
Qd2 Rbc8 35. f4 Rc7 36. f5 c5 37. Rc4 Bxc4 38. Rxf6 Kxf6 39. Qd6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.26"]
[White "Terao, Juliana Sayumi"]
[Black "Santos, Abel Cardoso Dos"]
[Result "1-0"]
[ECO "C96"]
[WhiteElo "2198"]
[BlackElo "1854"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
Na5 9. Bc2 c5 10. h3 O-O 11. d4 cxd4 12. cxd4 Nc6 13. Nc3 Bd7 ({RR} 13... Re8
14. Bg5 {1/2-1/2 (14) Milos,G (2530)-Campora,D (2515) Bogota 1991}) 14. Be3 Rc8
15. Qe2 $146 ({RR} 15. Rc1 exd4 16. Nxd4 Ne5 17. Bg5 Nc4 18. b3 Ne5 19. Bb1 Re8
20. Be3 Nc6 21. Nde2 Bf8 22. Nf4 Be6 23. Ncd5 Nd7 24. Bd2 Nde5 25. Bc3 Qh4 26.
Qh5 Qd8 27. Rcd1 g6 28. Qe2 Bg7 29. Bb2 Qa5 {Dubinin,P-Makogonov,V Leningrad 
(Russia) 1939 1/2-1/2 (86)}) ({RR} 15. Rc1 Re8 16. Nd5 Nxd5 17. exd5 Nb4 18.
Bb3 e4 19. Rxc8 Qxc8 20. Nd2 f5 21. Qb1 Nd3 22. Rf1 Bf6 23. f3 a5 24. fxe4 fxe4
25. Nxe4 Rxe4 26. Qxd3 Qe8 27. Bf2 Bf5 28. Bc2 Bg6 29. Qd2 Re2 {Broca Jimenez,
F (2075)-Issani,N (2070) chess.com INT 2021 0-1 (34)}) ({RR} 15. Qd2 Na5 16.
Bd3 Nc6 17. d5 Na5 18. b3 Qc7 19. Ne2 Bd8 20. Rac1 Qb8 21. Ng3 Bb6 22. Bg5 Rxc1
23. Rxc1 Kh8 24. Bxf6 gxf6 25. Qh6 Qd8 26. Nh5 Rg8 27. Nxf6 Rg7 28. Ng5 Qe7 29.
Ngxh7 Rg6 {Balinas,R-Ottati,A Tel Aviv 1964 1-0}) 15... Re8 16. Rad1 Qc7 17.
Bb1 h6 18. Nd5 Nxd5 19. exd5 Nxd4 20. Nxd4 exd4 21. Bxd4 Bf8 22. Qd3 g6 23. Qg3
Kh7 24. Qf4 f5 25. g4 Rxe1+ 26. Rxe1 Qd8 27. gxf5 Qg5+ 28. Qxg5 hxg5 29. fxg6+
Kh6 30. Kg2 Re8 31. Rc1 Rc8 32. Rxc8 Bxc8 33. Kg3 Bg7 34. Bxg7+ Kxg7 35. h4
gxh4+ 36. Kxh4 Kh6 37. f4 Bd7 38. b4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.27"]
[White "Deus Filho, Joaquim De"]
[Black "Saito, Vinicius"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1848"]
[BlackElo "2147"]
[PlyCount "122"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nf6 7. h3 Rb8 8. Qd2 b5
9. Bh6 Bxh6 10. Qxh6 Nd4 11. Qd2 b4 12. Nd1 e5 13. c3 bxc3 14. bxc3 Ne6 15. Nf3
$146 ({RR} 15. Ne2 O-O 16. O-O d5 17. exd5 Nxd5 18. Nb2 Ng5 19. h4 Ne6 20. Nc4
f6 21. Rab1 Bb7 22. Rb2 Nb6 23. Ne3 Bxg2 24. Kxg2 Rf7 25. Qc2 Kg7 26. Rd1 Rd7
27. a4 Nd5 28. Nxd5 Rxd5 29. Rxb8 Qxb8 {Theissl Pokorna,R (2296)-Rogule,L 
(2286) chess.com INT 2021 0-1 (41)}) 15... Qa5 16. O-O Ba6 17. Re1 O-O 18. Ne3
Rb6 19. Rab1 Rfb8 20. Rxb6 Qxb6 21. c4 Qb4 22. Re2 Bb7 23. h4 Bc6 24. Bh3 Qxd2
25. Rxd2 a5 26. Kf1 Nc7 27. Nd1 Na6 28. Rb2 Rxb2 29. Nxb2 Nb4 30. a3 Nc2 31. a4
Nd4 32. Nxd4 cxd4 33. Bc8 Kf8 34. Ke2 Ke7 35. f3 Kd8 36. Ba6 Nd7 37. Kd2 Nc5
38. Bb5 Bb7 39. Kc2 f5 40. Nd1 Bc8 41. Nb2 Ke7 42. Kd2 Kf6 43. Ke2 h6 44. Kf2
g5 45. hxg5+ Kxg5 46. exf5 Bxf5 47. Ke2 h5 48. Bc6 h4 49. gxh4+ Kxh4 50. Bb5
Kg3 51. Bc6 Bg6 52. Bb5 Kf4 53. Bc6 Bf5 54. Bb5 Kg3 55. Bc6 Bc8 56. Nd1 Bb7 57.
Bxb7 Nxb7 58. Nf2 Nc5 59. Nh1+ Kf4 60. Nf2 Nxa4 61. Ne4 Nc3+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.29"]
[White "Da Cunha, Gabriela Goes"]
[Black "Kropff, Ricardo"]
[Result "0-1"]
[ECO "D22"]
[WhiteElo "1837"]
[BlackElo "2052"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 d5 3. c4 dxc4 4. e3 Bg4 5. Bxc4 e6 6. O-O a6 7. Be2 Nc6 8. a3
({RR} 8. b3 Bd6 9. Bb2 O-O 10. Nbd2 Qe8 11. h3 Bh5 12. Nc4 Rd8 13. Rc1 Nd5 14.
Nfd2 Bxe2 15. Qxe2 f5 16. Rfe1 Nce7 17. g3 Qg6 18. e4 Nf4 19. Qf1 fxe4 20. Rxe4
Ned5 21. Rce1 Rde8 22. Kh2 Nh5 {Yilmaz,M (2636)-Alekseenko,K (2638) St
Petersburg RUS 2018 0-1 (55)}) 8... Bd6 9. Nbd2 O-O 10. b4 Qe8 $146 ({RR} 10...
e5 11. dxe5 Nxe5 12. Bb2 Qe7 13. Nxe5 Bxe2 14. Qxe2 Bxe5 15. Bxe5 Qxe5 16. Nb3
Ne4 17. Rac1 Rfd8 18. Nc5 Nxc5 19. Rxc5 Qe7 20. Rd1 c6 21. Rc3 Rxd1+ 22. Qxd1
a5 23. bxa5 Rxa5 24. Qc1 Rd5 25. g3 {Spalir,J (2336)-Antal,G (2553)
Deutschlandsberg AUT 2018 1/2-1/2 (31)}) 11. Bb2 Rd8 12. h3 Bh5 13. Nc4 e5 14.
Qe1 e4 15. Nfd2 Bg6 16. Nxd6 cxd6 17. Bc4 d5 18. Be2 Qe6 19. Nb3 b6 20. Bxa6 h5
21. Bb5 Ne7 22. Rc1 Bf5 23. Qe2 Rd6 24. Nc5 bxc5 25. dxc5 Rdd8 26. a4 Ng6 27.
Bxf6 Qxf6 28. Qxh5 d4 29. exd4 Rxd4 30. Rc4 Nf4 31. Rxd4 Nxh5 32. Rd6 Qg5 33.
Kh2 e3 34. fxe3 Be4 35. Rd2 Qg3+ 36. Kg1 Qxe3+ 37. Rdf2 Nf4 38. Kh2 Bxg2 39.
Rxf4 Qxh3+ 40. Kg1 Qg3 41. R1f2 Bf3+ 42. Kf1 Qxf4 43. Kg1 Qg5+ 44. Kh2 Qh4+ 45.
Kg1 Qh1# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.30"]
[White "Santanna, Paulo"]
[Black "Rigonati, Eduardo Enrico Sant"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2021"]
[BlackElo "1827"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 d6 3. e4 e5 4. Nf3 Nbd7 5. Rg1 c6 ({RR} 5... g6 6. g4 Bg7 7.
g5 Nh5 8. Be3 O-O 9. Qd2 c6 10. O-O-O Qe7 11. a4 a5 12. Be2 Rb8 13. Kb1 Re8 14.
h4 Nf8 15. Bc4 Bh3 16. Bb3 Nd7 17. d5 Nc5 18. Bxc5 dxc5 19. Qe3 Nf4 20. Nd2 {
Rapport,R (2718)-Skoberne,J (2560) Austria 2014 1-0}) ({RR} 5... g6 6. g4 Bg7
7. g5 Nh5 8. Be3 O-O 9. Qd2 c6 10. O-O-O Qa5 11. Kb1 Nb6 12. Be2 Be6 13. d5
cxd5 14. exd5 Bd7 ({RR} 14... Bf5 15. Nb5 Qxd2 16. Rxd2 Nc8 17. Nh4 Bd7 18. a4
f5 19. gxf6 Nxf6 20. Nc3 Ne7 21. a5 a6 22. f3 Rac8 23. Rgd1 Nf5 24. Nxf5 gxf5
25. Rg1 Kf7 26. Nd1 Rg8 27. c4 f4 28. Bb6 e4 29. fxe4) 15. Ne4 Qxd2 16. Nfxd2
Nxd5 17. Bxh5 Nxe3 18. fxe3 gxh5 19. Nf6+ Bxf6 20. gxf6+ {Coppola,C (2250)
-Cueto,J (2108) Florianopolis 2024 1-0 (35)}) 6. g4 Qa5 7. Qd3 $146 ({RR} 7.
Qe2 g6 8. g5 Nh5 9. Be3 b5 10. Qd2 b4 11. Ne2 Bb7 12. dxe5 dxe5 13. Bh3 Rd8 14.
O-O-O Bc8 15. Kb1 Be7 16. Qe1 O-O 17. Nd2 Ba6 18. Nb3 Qc7 19. Bg4 Nf4 20. Nec1
Nb6 21. Nc5 Rxd1 {Doros,R (2338)-Sadilek,P (2233) Arad 2011 1-0 (47)}) ({RR} 7.
Bd2 exd4 8. Nxd4 Qe5 9. Nf3 Qe7 10. Qe2 Nc5 11. e5 Nxg4 12. Bg5 f6 13. exf6
Qxe2+ 14. Bxe2 Nxf6 15. O-O-O Be7 16. Bxf6 gxf6 17. Nd4 d5 18. Rde1 Kf8 19. Bf3
a5 20. h4 Bd6 21. Nce2 Bd7 {Ciocan,M (1897)-Bulmaga,I (2388) Calimanesti
Caciulata 2017 0-1 (39)}) ({RR} 7. Bd3 g6 8. Be3 Bg7 9. Qd2 exd4 10. Nxd4 Ne5
11. g5 Nfg4 12. O-O-O Nxe3 13. fxe3 Bg4 14. Rdf1 O-O-O 15. Qf2 Bh3 16. Rd1 h6
17. Be2 hxg5 18. Rg3 g4 19. Kb1 Rd7 20. Rgg1 Bh6 21. Rd2 Qd8 {Kontsevik,G 
(2139)-Ponomarev,D (2409) Voronezh 2015 0-1 (43)}) 7... exd4 8. Nxd4 Ne5 9. Qe2
Bxg4 10. Rxg4 Nexg4 11. Bd2 Qh5 12. O-O-O Qxh2 13. Ncb5 Qxf2 14. Nc7+ Kd7 15.
Nxa8 Qxe2 16. Bxe2 Be7 17. Nf5 Rxa8 18. Nxg7 Nf2 19. Re1 N2xe4 20. Bf4 d5 21.
c4 a6 22. cxd5 cxd5 23. Nf5 Bc5 24. Rd1 Rg8 25. Ne3 Ke6 26. Bf1 Bxe3+ 27. Bxe3
Rg3 28. Bf4 Rf3 29. Bc7 Nf2 30. Re1+ Kd7 31. Be5 N6g4 32. Bc3 h5 33. Be2 Rh3
34. Bd4 Nd3+ 35. Bxd3 Rxd3 36. Bc3 Rf3 37. Bb4 h4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.31"]
[White "Silva, Juliana Figueira Th"]
[Black "Santos, Isaque Goncalves"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1747"]
[BlackElo "1996"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Lutz,C} d5 2. c4 c6 3. Nc3 e6 4. e3 Nf6 5. Nf3 Bb4 6. Bd3 Nbd7 7. O-O
O-O 8. Qc2 Re8 9. a3 ({RR} 9. b3 b6 10. Bb2 Bb7 11. Ne2 Bf8 12. Ne5 Nxe5 13.
dxe5 Nd7 14. Bxh7+ Kh8 15. Bd3 Rc8 16. f4 g6 17. Nd4 Bg7 18. Rf3 Kg8 19. Rg3
Nf8 20. Nf3 c5 21. Ng5 dxc4 22. bxc4 Qd7 23. h4 Red8 {Sargsyan,A (2368)
-Zirkelbach,M (2295) chess.com INT 2021 1-0 (37)}) 9... Bf8 $146 ({RR} 9... Ba5
10. b4 Bc7 11. Bb2 e5 12. cxd5 cxd5 13. Nb5 Bb8 14. dxe5 Nxe5 15. Nxe5 Bxe5 16.
Bxe5 Rxe5 17. Nd4 Bd7 18. Rac1 Rc8 19. Qb2 Rh5 20. Be2 Rh6 21. Rxc8 Qxc8 22.
Rc1 Qb8 23. g3 Qe5 24. Qc2 {Riazantsev,A (2300)-Kravchenko,S Yalta 1996 0-1 
(52)}) ({RR} 9... Ba5 10. Bd2 dxc4 11. Bxc4 Bc7 12. Ba2 h6 13. Rad1 e5 14. e4
Nh5 15. Bc1 exd4 16. Nxd4 Qh4 17. f4 Nf8 ({RR} 17... Nxf4 18. g3 Nh3+ 19. Kg2)
18. Be3 Bb6 19. Na4 Bg4 20. Nxb6 axb6 ({RR} 20... Bxd1 21. Qxd1 axb6 22. Nf5)
21. Nf3 Qe7 22. Ne5 Be6 23. Bb1 Qc7 24. Qf2 {Chernin,A (2645)-Tischbierek,R 
(2525) New York 1998 CBM 064 [Lutz,C] 1-0 (75)}) ({RR} 9... Bd6 10. e4 e5 11.
cxd5 cxd5 12. exd5 exd4 13. Nxd4 Ne5 14. Bb5 Rf8 15. Bg5 a6 16. Be2 h6 17. Bxf6
Qxf6 18. Ne4 Qd8 19. Rad1 Ng6 20. Nxd6 Qxd6 21. Nf5 Bxf5 22. Qxf5 Rfe8 23. Bf3
Rad8 24. g3 {Surya,W-Severino,S (2405) Manila 2007 1-0 (60)}) ({RR} 9... Bd6
10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Nf8 13. Rd1 Qc7 14. c5 Bf4 15. g3 Bxc1 16.
Raxc1 Bd7 17. Ne5 Red8 18. Nc4 Be8 19. Nd6 Rd7 20. f4 f5 21. Bf3 Bg6 22. h4 h5
23. Qe2 Bh7 24. Bxh5 {Galambos,M (1783)-Csavassy,G (1895) Hungary 2009 1-0 (54)
}) 10. Rd1 h6 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Nf6 14. Bd3 Qc7 15. b4 b6 16.
Bb2 a5 17. Bc3 axb4 18. axb4 Bb7 19. Ne5 Rec8 20. Be2 Nh7 21. f4 Nf6 22. f5
exf5 23. Qxf5 Re8 24. Bd3 Rxa1 25. Rxa1 Bc8 26. Qf3 c5 27. bxc5 bxc5 28. Ba5
Qd6 29. Nc6 Bg4 30. Qg3 Qxc6 31. d5 Qd6 32. Qf2 Qe5 33. Re1 Qd4 34. Qxd4 Rxe1+
35. Bxe1 cxd4 36. Ba5 Bc5 37. Kf2 Ne8 38. h3 Bh5 39. g4 Bg6 40. Bxg6 fxg6 41.
Ke2 Kf7 42. Kd3 Ke7 43. Bd2 g5 44. Be1 Nf6 45. Bf2 Nd7 46. Bxd4 Bxd4 47. Kxd4
Kd6 48. Ke4 g6 49. Kd4 Nc5 50. Kc3 Ne4+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.32"]
[White "Lima, Hamilton Da Silva"]
[Black "Simeao, Miguel Roberto Rani"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1778"]
[BlackElo "1962"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 O-O
8. Be3 Re8 9. Qd2 Be6 ({RR} 9... Nd7 10. O-O-O Nf8 11. Kb1 Be6 12. c4 a6 13. h4
b5 14. c5 Bc7 15. h5 a5 16. h6 g6 17. Bf4 Bxf4 18. Qxf4 Bd5 19. Rhe1 Ne6 20.
Qg4 a4 21. Be4 a3 22. b3 Qa5 23. Bxd5 cxd5 24. Kc2 {Rzayev,B (2333)-Svane,R 
(2625) chess.com INT 2021 0-1}) ({RR} 9... Nd7 10. O-O-O a5 11. h4 Nf8 12. h5
a4 13. Rdg1 Be6 14. g4 Bd5 15. Rh3 Ne6 16. g5 Bxf3 17. Rxf3 fxg5 18. Bxg5 Nxg5
19. Rxg5 Qe7 20. h6 g6 21. Rg1 b5 22. d5 a3 23. b3 Qe5 24. c3 {Koutlas,N (2273)
-Ovetchkin,R (2518) chess.com INT 2021 0-1 (55)}) 10. a3 $146 ({RR} 10. c3 Nd7
11. O-O Qc7 12. h3 Rad8 13. Qc2 g6 14. c4 Nf8 15. Bd2 Qc8 16. Ne1 Bb8 17. Bc3
g5 18. Qd1 Ng6 19. Qh5 Bf5 20. Bxf5 Qxf5 21. g3 Bc7 22. Ng2 Re4 23. Ne3 Qd7 24.
Ng4 Rxg4 {Kan,I-Ravinsky,G Odessa (Ukraine) 1929 1-0 (34)}) ({RR} 10. O-O Qc7
11. h3 Nd7 12. c4 Nf8 13. Rac1 Qd7 14. Bf4 g5 15. Bg3 Ng6 16. d5 cxd5 17. cxd5
Bxh3 18. gxh3 Qxh3 19. Bxd6 Qxf3 20. Bxg6 hxg6 21. Rc3 Qh5 22. Kg2 Kg7 23. Rh1
Qg4+ 24. Bg3 Re2 {Pali,P (2000)-Morgunov,D (2085) St Veit 2016 0-1 (32)}) ({RR
} 10. O-O Nd7 11. c4 Bg4 12. Be2 Bxf3 13. Bxf3 Qc7 14. h3 f5 15. Qd3 g6 16.
Rfe1 Bf4 17. Rad1 Bxe3 18. fxe3 Nf6 19. e4 Nxe4 20. Bxe4 Rxe4 21. Rxe4 fxe4 22.
Qxe4 Rd8 23. b3 Kf8 24. Qh4 f5 {Dominguez Afonso,A (1619)-Garcia Chica,E (1418)
Madrid 2016 1-0 (47)}) 10... Nd7 11. h4 h5 12. c4 a5 13. b3 Qe7 14. c5 Bc7 15.
Qc2 Bd5 16. Be2 Qe6 17. Rb1 Be4 18. Bd3 Bxf3 19. gxf3 Bf4 20. Bf5 Qe7 21. Qe4
Qxe4 22. fxe4 Bxe3 23. fxe3 Nf8 24. Kd2 g6 25. Rhg1 Kh7 26. Bh3 Rxe4 27. Rbf1
Rxh4 28. Bg2 Kg7 29. Kd3 Rg4 30. Bf3 Rxg1 31. Rxg1 Kh6 32. Kc4 Ne6 33. e4 Ng5
34. Bh1 Re8 35. Re1 f5 36. e5 f6 37. b4 axb4 38. axb4 fxe5 39. Rxe5 Rxe5 40.
dxe5 f4 41. b5 f3 42. bxc6 bxc6 43. Kb4 h4 44. Ka5 h3 45. e6 Kg7 46. Kb6 f2 47.
Bxc6 Nxe6 48. Bd7 f1=Q 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.33"]
[White "Carvalho Jr, Celestino"]
[Black "Dias, Clara"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1939"]
[BlackElo "1717"]
[PlyCount "98"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. c3 d5 3. e5 Nc6 4. d4 cxd4 5. cxd4 Bf5 6. a3 e6 7. Nc3 ({RR} 7. Be3
Nge7 8. Nf3 Rc8 9. Nc3 Bg4 10. Bb5 a6 11. Bxc6+ Nxc6 12. O-O Be7 13. Rc1 O-O
14. b4 f6 15. exf6 Rxf6 16. h3 Bxf3 17. gxf3 Bd6 18. Kh1 Qe8 19. f4 Bxf4 20.
Qg4 Bd6 21. Rg1 Qf7 {Patron,P (2100)-Bagheri,A (2541) Nantes 2003 0-1}) ({RR} 
7. Nf3 h6 8. Nc3 a6 9. Be2 g5 10. Be3 Nge7 11. Rc1 Bg6 12. O-O Nf5 13. b4 Be7
14. Na4 O-O 15. Nc5 Bxc5 16. bxc5 f6 17. Qb3 g4 18. Nd2 Nfxd4 19. Qd1 Nxe2+ 20.
Qxe2 Nxe5 21. Bxh6 Bd3 {Dalling,P (1824)-Herbrechtsmeier,C (2210) Mali Losinj
CRO 2019 0-1 (42)}) 7... Nge7 8. Nb5 $146 ({RR} 8. Bb5 a6 9. Be2 Bg6 10. Bg4
Nf5 11. Nge2 Be7 12. O-O O-O 13. Be3 Na5 14. Nf4 Nc4 15. Qc1 Qb6 16. Nxg6 hxg6
17. Bxf5 gxf5 18. b4 Rac8 19. f4 Qc6 20. Rf3 Nb6 21. Bf2 Na4 22. Ne2 Qb5 {
Corral Yugueros,N-Gonzalez Pereira,A Zarauz 2004 0-1 (52)}) ({RR} 8. Be2 Qa5 9.
Be3 a6 10. Nf3 Bg6 11. Nh4 Nf5 12. Nxg6 hxg6 13. O-O Be7 14. Rc1 O-O 15. Na4
Qd8 16. Nc5 Bxc5 17. Rxc5 Qh4 18. Bg4 Rac8 19. Bxf5 gxf5 20. f4 b6 21. Rc2 Na5
22. Rcf2 Nc4 {Lukashuk,A-Gashin,M Nizhnij Novgorod 1999 1/2-1/2 (33)}) ({RR} 8.
b4 Qb6 9. Nf3 Bg4 10. Be3 Nf5 11. Rb1 Be7 12. Na4 Qc7 13. Rc1 O-O 14. Be2 Qd7
15. Nc5 Bxc5 16. bxc5 Rfc8 17. Bb5 Qc7 18. O-O Qa5 19. Qd3 Bxf3 20. gxf3 Nfxd4
21. Bxc6 Nxc6 22. f4 Ne7 {Wallich,R-Warkentin,P (1620) Trier 2005 0-1 (51)})
8... Nc8 9. Be3 Be7 10. b4 a5 11. bxa5 Qxa5+ 12. Bd2 Qb6 13. Nf3 O-O 14. Be2
N8a7 15. Nxa7 Rxa7 16. O-O Nxd4 17. Nxd4 Qxd4 18. Qc1 Qxe5 19. Bb5 d4 20. a4
Bd6 21. f4 Qf6 22. Qe1 Raa8 23. Qe2 Qg6 24. Rac1 Rac8 25. Rfe1 Bc5 26. Kh1 Rfd8
27. h3 Qg3 28. Rf1 d3 29. Qe1 Qg6 30. Kh2 Qh5 31. Qg3 Bg6 32. Rfe1 Qd5 33. Re5
Qa2 34. Qe1 Bd4 35. Rg5 Rxc1 36. Qxc1 Qc2 37. Qe1 Rc8 38. f5 Bxf5 39. Bf4 Bc3
40. Qf1 d2 41. Be2 Bf6 42. Bd1 Qc1 43. Rxf5 exf5 44. Qg1 Rd8 45. g3 Qc3 46. h4
Qd3 47. Qg2 Qe4 48. Qf2 Qe1 49. Qb6 Qxd1 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.34"]
[White "Usui, Gabriella Yumi"]
[Black "Bastos, Danillo Alves"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1448"]
[BlackElo "1667"]
[PlyCount "88"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. e3 a6 6. a4 ({RR} 6. Qc2 O-O 7. Bd2
c5 8. dxc5 Bxc5 9. cxd5 exd5 10. Bd3 Nc6 11. a3 Ba7 12. Ne2 Bg4 13. Bc3 Bxf3
14. gxf3 d4 15. exd4 g6 16. Be4 Rc8 17. Qd3 {1/2-1/2 (17) Shariyazdanov,A 
(2572)-Lalic,B (2527) Rabac 2004}) ({RR} 6. b3 O-O 7. Bd3 c5 8. dxc5 dxc4 9.
bxc4 Nbd7 10. Qc2 Nxc5 11. Be2 Qc7 12. O-O Bd7 13. Bb2 Rfc8 14. Rac1 Rab8 15.
Nd4 Bf8 16. h3 e5 17. Nf3 Bc6 18. Nd5 Nxd5 19. cxd5 Ba4 20. Qf5 f6 {Stokhaug,J
(1833)-Juriloo,K (1978) Drammen NOR 2019 0-1 (68)}) 6... Nbd7 $146 ({RR} 6...
Bb4 7. Bd2 O-O 8. Bd3 c5 9. cxd5 Nxd5 10. O-O Nc6 11. e4 Nxc3 12. bxc3 Ba5 13.
Rb1 cxd4 14. cxd4 Bxd2 15. Qxd2 Nxd4 16. Nxd4 Qxd4 17. Rb4 Qd6 18. e5 Qxe5 19.
Re1 Qd5 20. Qc3 Rd8 21. Rd1 {Feichtner,E (1747)-Lindner,H (1611) Gerolhofen
2011 1/2-1/2}) ({RR} 6... b6 7. Bd3 Bb7 8. Bd2 Nc6 9. O-O Nb4 10. Be2 O-O 11.
cxd5 Nbxd5 12. Re1 Rc8 13. Nxd5 Qxd5 14. Bd3 Ne4 15. Bxe4 Qxe4 16. Qb1 Qg4 17.
h3 Qh5 18. e4 f5 19. d5 fxe4 20. Rxe4 Bxd5 21. Re5 {Mildenberger,H (1633)
-Herrmann,E (1876) Berlin 2011 0-1}) ({RR} 6... b6 7. Be2 O-O 8. O-O Bb7 9.
cxd5 Nxd5 10. Ne5 Nd7 11. Nxd7 Qxd7 12. Bf3 Nxc3 13. bxc3 c5 14. Bxb7 Qxb7 15.
Qb3 cxd4 16. exd4 Rab8 17. Rb1 Rfc8 18. Bf4 Ra8 19. Rfc1 Rc6 20. Bd2 {1/2-1/2 
(20) Neudel,B (1895)-Auvinen,E (1988) Sibenik 2014}) 7. cxd5 exd5 8. Bd3 c6 9.
Qc2 O-O 10. O-O Re8 11. Ne5 Nf8 12. h3 c5 13. dxc5 Bxc5 14. Nf3 Be6 15. Rd1 Rc8
16. Qb1 Qd7 17. Ne2 Bxh3 18. gxh3 Qxh3 19. Ng3 g6 20. Bf1 Qg4 21. Be2 Bxe3 22.
Bxe3 Rxe3 23. Rd4 Ne4 24. Qf1 Rxf3 25. Bxf3 Qxf3 26. Qg2 Qf6 27. Rad1 Rc2 28.
Nxe4 dxe4 29. b4 e3 30. Re4 Rxf2 31. Qg4 h5 32. Qh3 Rf3 33. Qh2 Qg5+ 34. Kh1
Qf5 35. Re5 Rf1+ 36. Rxf1 Qxf1+ 37. Qg1 e2 38. Kh2 Qf4+ 39. Qg3 Qd2 40. Kg1 Ne6
41. Qf2 Qd1+ 42. Kh2 Qd6 43. Qg3 h4 44. Qe3 f6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.35"]
[White "Pittoli, Vinicius Eduardo Mo"]
[Black "Regiani, Rafael"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1648"]
[BlackElo "1476"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d5 6. exd5 Nxd5 7. h3 ({RR} 7.
Qe2 Bg4 8. h3 Bxf3 9. Qxf3 Nf6 10. Nd2 Qd7 11. b4 O-O-O 12. O-O Nd5 13. Bb2 Nf4
14. Nb3 h5 15. b5 Ne7 16. Nc5 {1-0 (16) Nedostup,D (2193)-Leonov,E Kaliningrad
2013}) ({RR} 7. O-O Bg4 8. Re1 Qd6 9. Nbd2 f6 10. Ne4 Qd7 11. h3 Bh5 12. Ng3
Bf7 13. d4 Nb6 14. Bxf7+ Kxf7 15. Qb3+ Qe6 16. Qxe6+ Kxe6 17. dxe5 Nxe5 18.
Nxe5 fxe5 19. Be3 Nc4 20. b3 Nxe3 21. Rxe3 Bc5 {Jukes,S (1906)-Bryant,M (1823)
Hastings ENG 2020 1-0 (58)}) 7... Nb6 8. Bb3 Bd6 $146 ({RR} 8... Bf5 9. Bc2 Qe7
10. O-O O-O-O 11. Qe2 Qf6 12. Rd1 Bc5 13. b4 Bd6 14. a4 Nd5 15. Bd2 Rhe8 16. a5
Nf4 17. Bxf4 exf4 18. Qf1 Ne5 19. Nxe5 Bxe5 20. Ba4 Re7 21. d4 Bd6 22. Nd2 Qg6
23. Nf3 {Testa,A (1907)-Urano,M Arvier 2007 1-0 (39)}) 9. Be3 O-O 10. O-O Qf6
11. Nbd2 Qg6 12. Nh4 Qxd3 13. Qh5 Qh7 14. Rac1 Be6 15. Bc2 f5 16. Ndf3 Nd5 17.
Bb3 Rae8 18. Ng6 Rf6 19. Ngxe5 g6 20. Qh4 Nxe5 21. Nxe5 Bxe5 22. Bxd5 Bxd5 23.
f4 Bxf4 24. Qxf4 Rfe6 25. Bd4 Re4 26. Qg3 Qf7 27. Rce1 b6 28. Rxe4 Rxe4 29. Re1
Rxe1+ 30. Qxe1 Qe6 31. Qg3 f4 32. Qxf4 Qe1+ 33. Kh2 Qe4 34. Qxe4 Bxe4 35. Be5
c6 36. g4 Kf7 37. Kg3 Ke6 38. Bg7 h5 39. gxh5 gxh5 40. Kf4 Bf5 41. h4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.36"]
[White "Ruvieri, Daniel Minami"]
[Black "Da Rocha, Lucas Sampaio"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1437"]
[BlackElo "1647"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. h3 Bf5 6. Nf3 e6 7. Be2 ({RR} 7. Bd3
Bxd3 8. Qxd3 Qb6 9. Nbd2 Rc8 10. O-O Nge7 11. g4 cxd4 12. cxd4 h5 13. g5 Nf5
14. h4 Ncxd4 15. Nxd4 Nxd4 16. Kg2 Nf5 17. Nf3 Bc5 18. a4 O-O 19. a5 Qb4 20.
Bd2 Qg4+ 21. Kh2 Bxf2 {Ehrlich,S-Fridman,D (2626) Puhajarve EST 2021 0-1 (33)})
7... Bxb1 $146 ({RR} 7... Qb6 8. O-O Be4 9. Nbd2 cxd4 10. cxd4 Bxf3 11. Nxf3
Nge7 12. Bd3 a6 13. Be3 Ng6 14. h4 Nge7 15. a3 Nf5 16. Qc2 Nfxd4 17. Nxd4 Bc5
18. Nxc6 Bxe3 19. Nb4 Bc5 20. Qa4+ Ke7 21. Rae1 Rac8 22. Re2 {Ali,K (1540)
-Rundgren,A (1176) Oslo 2007 1-0}) ({RR} 7... cxd4 8. Nxd4 Nge7 9. O-O Nxe5 10.
Re1 N5c6 11. Nxf5 Nxf5 12. Bd3 Nd6 13. Qg4 g6 14. Qf3 Be7 15. Bh6 Bg5 16. Bg7
Rg8 17. Bd4 Be7 18. Nd2 Nxd4 19. cxd4 Qd7 20. Nb3 b6 21. Rac1 Kf8 22. Qf4 {
Savic,M (2526)-Solak,D (2521) Budva 2003 1/2-1/2 (88)}) ({RR} 7... cxd4 8. Nxd4
Bxb1 9. Qa4 Bc2 10. Nxc2 Bc5 11. Qg4 Kf8 12. Qg3 Qc7 13. Bf4 Nge7 14. Bb5 Nf5
15. Qh2 Bxf2+ 16. Kxf2 Qb6+ 17. Ke1 Qxb5 18. g4 Nh4 19. Qf2 Ng6 20. Rd1 Ngxe5
21. Rf1 f6 22. Bh6 {Schmedders,H (2226)-Fischer,T (2233) Ruhrgebiet 1999 0-1 
(31)}) ({RR} 7... cxd4 8. cxd4 Bb4+ 9. Kf1 Rc8 10. a3 Ba5 11. Be3 Nge7 12. b4
Bb6 13. Qd2 Be4 14. Nc3 Nf5 15. Nb5 a6 16. g4 Nxe3+ 17. fxe3 axb5 18. Rh2 O-O
19. Kg1 f6 20. exf6 Rxf6 21. Ng5 Qd6 22. Nxe4 {Sasu Ducsoara,A (2170)-Morriss,
P (1982) Kamena Vourla 2012 0-1 (36)}) 8. Rxb1 cxd4 9. cxd4 Qa5+ 10. Bd2 Bb4
11. a3 Bxd2+ 12. Qxd2 Qxd2+ 13. Kxd2 Nge7 14. Rhc1 a6 15. Bd3 f6 16. Ke3 Kd7
17. Rc3 fxe5 18. Nxe5+ Nxe5 19. dxe5 Nc6 20. Rb3 b5 21. f4 g6 22. Be2 Rhc8 23.
Rd3 Na5 24. b4 Nc4+ 25. Kf2 Rf8 26. Kg3 Rf7 27. Bg4 h5 28. Bd1 Raf8 29. Rd4 Ne3
30. Kf3 Nxd1 31. Rbxd1 g5 32. g3 h4 33. Re1 hxg3 34. Rxd5+ exd5 35. e6+ Kd6 36.
exf7 Rxf7 37. Kxg3 Rxf4 38. Re8 d4 39. Rg8 Rf5 40. Kg4 Rd5 41. Rd8+ Ke6 42.
Re8+ Kd7 43. Re2 Kd6 44. h4 gxh4 45. Kxh4 d3 46. Rd2 Ke5 47. Kg3 Kd4 48. Kf2
Kc3 49. Ke1 Re5+ 50. Kd1 Rh5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.37"]
[White "Re, Vinicius"]
[Black "Munhoz, Joao Pedro"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1177"]
[BlackElo "1608"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Bc4 O-O 8.
O-O d6 9. Nf3 Bg4 10. h3 ({RR} 10. Be2 Rc8 11. h3 Bxf3 12. Bxf3 a6 13. Qd2 Ne5
14. Be2 Nc4 15. Bxc4 Rxc4 16. f3 b5 17. a3 Qd7 18. Rad1 Qb7 19. Qf2 b4 20. axb4
Qxb4 21. Rb1 Rfc8 22. Bd2 Qb7 23. Rfc1 Ne8 24. Kh1 e6 {Phan,T (1561)-Thai,N 
(1311) Ho Chi Minh City VIE 2018 0-1 (66)}) 10... Bxf3 11. Qxf3 Ne5 12. Qe2
Nxc4 $146 ({RR} 12... Rc8 13. Bb3 a6 14. Rad1 Nc6 15. Qd2 Na5 16. Bd5 b5 17.
Bh6 Nc4 18. Bxc4 Rxc4 19. Bxg7 Kxg7 20. Rfe1 Qa8 21. e5 dxe5 22. Rxe5 Ne4 23.
Nxe4 Rxe4 24. Rxe4 Qxe4 25. Qd4+ Qxd4 26. Rxd4 e6 27. Rd6 {Popal,Z (995)-Weiss,
C (1091) Dittrichshuette 2004 1-0 (56)}) 13. Qxc4 Qa5 14. Rad1 Rfc8 15. Qb3 Rc7
16. Nd5 Nxd5 17. Rxd5 Qa6 18. Rfd1 Qc4 19. Qxc4 Rxc4 20. c3 Rxe4 21. Bd4 Bxd4
22. R1xd4 Rxd4 23. Rxd4 Rc8 24. Rb4 Rc7 25. Re4 e6 26. c4 Kf8 27. Rd4 Ke7 28.
b3 e5 29. Rh4 h5 30. f4 Ke6 31. Kf2 b5 32. Kf3 bxc4 33. bxc4 f5 34. fxe5 dxe5
35. Ke3 f4+ 36. Kd3 Kf5 37. g3 Rh7 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.38"]
[White "Aragao Neto, Joao Batista"]
[Black "Rojo, Antonio Maia Rosa"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1585"]
[PlyCount "43"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 a6 6. e3 Nc6 7. Bd3 e6 8. Nf3
Bb4 9. a3 ({RR} 9. Rc1 O-O 10. O-O Re8 11. Ne5 Nxe5 12. dxe5 Nd7 13. e4 d4 14.
Ne2 Bc5 15. Qd2 b5 16. Bb1 Bb7 17. Nxd4 Rc8 18. Nb3 Be7 19. Rxc8 Qxc8 20. Rc1
Qd8 21. h3 Ba8 22. Rd1 Nb6 23. Qxd8 Rxd8 {Moskalenko,V (2523)-Alonso Moyano,J 
(2401) Barcelona 2015 1-0 (64)}) ({RR} 9. O-O O-O 10. Rc1 Bd7 11. a3 Be7 12. h3
{1/2-1/2 (12) Loncar,R (2409)-Zovko,M (2328) Biograd na Moru CRO 2018}) 9...
Ba5 $146 ({RR} 9... Be7 10. h3 b5 11. b4 Bb7 12. O-O Rc8 13. Rc1 O-O 14. Nd2
Nb8 15. Nb3 Nbd7 16. Ne2 Ne4 17. Bxe4 dxe4 18. Nc5 Nxc5 19. dxc5 Bd5 20. Nd4
Bc4 21. Re1 Qd5 22. Qg4 f5 23. Qg3 Bf6 24. Bd6 {Mihajlov,S (1972)-Orishko,Y 
(2106) Gatwick 2011 1/2-1/2 (47)}) 10. b4 Bc7 11. Bxc7 Qxc7 12. Rc1 b5 13. O-O
e5 14. dxe5 Nxe5 15. Nxd5 Nxd5 16. Rxc7 Nxf3+ 17. Qxf3 Nxc7 18. Qc6+ Kd8 19.
Qd6+ Bd7 20. Bf5 Ne6 21. Bxe6 fxe6 22. Rd1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.39"]
[White "Terra, Bruno De Oliveira"]
[Black "Mattos, Bernardo Cunha"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1800"]
[BlackElo "1567"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Finkel,A} d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 Nf6 5. h3 ({RR} 5. Bb5 Bg4 ({RR
} 5... Qa5+ 6. Nc3 Ne4 7. O-O Nxc3 8. Bxc6+ bxc6 9. Qd2 ({RR} 9. bxc3 Qxc3 10.
Qd2 Qxd2 11. Nxd2 Bf5 12. c3 cxd4 13. exd4 e6) 9... Ne2+ 10. Qxe2 Ba6) 6. Nbd2
({RR} 6. O-O e6 7. h3 Bh5 8. g4 Nxg4 9. hxg4 Bxg4 10. Be2 g5 11. Bh2 Bh3 12.
Re1 g4 13. Ne5 Rg8 14. Qd3) 6... cxd4 7. exd4 Qb6 8. c4 a6 ({RR} 8... dxc4 9.
a4 e6 10. O-O Be7 11. Nxc4 Qd8 12. Nce5) 9. Ba4 Bxf3 10. Qxf3 e6 ({RR} 10...
Qxd4 11. Qb3 b5 12. cxb5 Qxf4 13. bxc6 ({RR} 13. b6) 13... Qe5+ 14. Kf1 Qc7 15.
Qb7 Rc8 16. Qxa6) 11. O-O Be7 12. Qb3 Qa7 ({RR} 12... Qxb3 13. axb3 O-O 14.
Bxc6 bxc6 15. Ra4 Ra7 16. Rfa1 Rfa8 17. Nf3 Nd7) 13. c5 O-O 14. Bxc6 ({RR} 14.
Qd3 Rac8 15. a3) 14... bxc6 15. h3 Nd7 16. Qa4 Rfc8 17. b4 ({RR} 17. Nb3 Qb7
18. Na5 Qb5 19. Qxb5 axb5 20. b4 Bf6 21. Rfd1 e5) 17... Bd8 18. Rab1 Bc7 19.
Bxc7 Qxc7 {Nogueiras Santiago,J (2533)-Bruzon Batista,L (2669) Santa Clara
2005 CBM 107 [Finkel,A] 0-1 (47)}) 5... Qb6 ({RR} 5... e6 6. Bd3 Bd6 7. dxc5
Bxc5 8. O-O Bd6 9. Nc3 a6 10. Re1 Bb8 11. Bxb8 Rxb8 12. e4 d4 13. Ne2 e5 14. c3
dxc3 15. Nxc3 Be6 16. Qe2 O-O 17. Rad1 Qa5 18. Bc4 Rbd8 19. Bxe6 fxe6 20. Qc4)
6. b3 ({RR} 6. Qc1 cxd4 7. exd4 Nxd4 8. Nbd2 ({RR} 8. Nxd4 Qxd4 9. Be3 Qe5 10.
Nd2 e6 11. Nf3 Qc7 12. c4 Bb4+ 13. Nd2 O-O 14. cxd5 Qxc1+ 15. Rxc1 Nxd5 16. Bc4
Nxe3 17. fxe3 Rd8 18. Rc2 b5 19. Bxb5 Bb7 20. Ke2 Bxg2 21. Rh2 Bd5 22. a3 Bd6)
8... Nxf3+ 9. Nxf3 Bf5 10. Be2 e6 11. O-O Bc5 12. Bd3 Bxd3 13. cxd3 O-O 14. d4
Bd6 15. Bxd6 Qxd6 16. Re1 Rfc8 17. Qd2 Ne4 18. Qe2 Rc7 19. Rac1 Rac8 20. Rxc7
Qxc7 {Cunha,P (1151)-Machado,L (1737) Florianopolis 2024 0-1 (45)}) ({RR} 6.
Nc3 c4 7. Rb1 e6 8. Be2 Bb4 9. O-O Bxc3 10. bxc3 Qa5 11. Qe1 O-O 12. Bd6 Rd8
13. Bb4 Nxb4 14. Rxb4 Qxa2 15. Ne5 Qxc2 16. Bd1 Qc1 17. f3 a5 18. Ra4 Bd7 19.
Ra2 b5 20. g4 b4) 6... Bf5 7. Be2 $146 ({RR} 7. a3 cxd4 8. exd4 e6 9. Be2 Be4
10. Be3 Bd6 11. O-O O-O 12. Nbd2 Rac8 13. c4 Bb8 14. Re1 Rfd8 15. c5 Qc7 16.
Nf1 e5 17. b4 a5 18. b5 Bxf3 19. bxc6 Bxe2 20. Rxe2 Qxc6 21. Rb1 Ne4 {Abdulla,
O (2019)-Magana,B (2032) Istanbul 2012 0-1 (62)}) ({RR} 7. Bd3 Ne4 8. dxc5 Qxc5
9. O-O g6 10. a3 Bg7 11. Ra2 e5 12. Bh2 O-O 13. Nfd2 Rad8 14. Bxe4 dxe4 15. Qe2
Qe7 16. Nc3 Qh4 17. Bg3 Qh6 18. Ncxe4 Bxh3 19. gxh3 f5 20. Nc5 f4 21. Ne6 fxg3
{Svanda,R (1814)-Uhmann,J (1989) Tabor 2010 1/2-1/2 (60)}) ({RR} 7. Nh4 Be4 8.
f3 Bg6 9. Nxg6 hxg6 10. c3 e6 11. Be2 Nh5 12. Bh2 Be7 13. O-O Bh4 14. f4 Ng3
15. Bxg3 Bxg3 16. Nd2 Rc8 17. Rc1 Bh4 18. Nf3 Be7 19. Qd3 O-O 20. Qb5 Qxb5 21.
Bxb5 cxd4 {Junker,B (1643)-Sauer,A (1886) Duisburg Wohndorf Laar 2009 0-1 (36)}
) 7... Qa5+ 8. Qd2 Qxd2+ 9. Nbxd2 cxd4 10. Nxd4 Nxd4 11. exd4 Bxc2 12. Rc1 Bf5
13. Rc7 Rc8 14. Bb5+ Kd8 15. Rxc8+ Bxc8 16. Ke2 a6 17. Bd3 e6 18. Rc1 Ne8 19.
Nf3 f6 20. h4 Bd6 21. Be3 Bd7 22. a4 Nc7 23. Bd2 Bc6 24. g4 Ke7 25. g5 e5 26.
gxf6+ gxf6 27. dxe5 fxe5 28. Bg5+ Kf7 29. Nd2 e4 30. Nxe4 dxe4 31. Bc4+ Bd5 32.
Rd1 Bxc4+ 33. bxc4 Ke6 34. Rb1 Rb8 35. Ke3 Kf5 36. Rd1 Ne8 37. Rd5+ Kg6 38.
Kxe4 Rc8 39. Kd4 b6 40. h5+ Kg7 41. Rf5 Bc5+ 42. Ke5 h6 43. Bh4 Rc6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.40"]
[White "Alves, Josue Flor De Souza"]
[Black "Akamine, Isabelle Namie Nish"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1551"]
[BlackElo "1800"]
[PlyCount "25"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Bc4 Nf6 6. e5 dxe5 7. Bxf7+ Kxf7
8. Qxd8 Nc6 9. Qd1 b6 10. Nf3 Bb7 11. Qb3+ Ke8 12. O-O g6 $146 ({RR} 12... Nd4
13. Nxd4 exd4 14. Qa4+ Kd8 15. Qxd4+ Ke8 16. Rd1 g6 17. Bg5 Bg7 18. Bxf6 Bxf6
19. Qd7+ Kf8 20. Qxb7 Kg7 21. Nd5 Rhe8 22. Nc7 Rab8 23. Nxe8+ Rxe8 24. Rd7 Kf8
25. Re1 Kf7 26. Qd5+ Kf8 27. Qe6 {Kende,M (2034)-Fekete,A Hungary 2009 1-0})
13. Re1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.43"]
[White "Jorge, Denrick Cabral Jose"]
[Black "Sulz, Isaque Sathler"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1874"]
[BlackElo "1516"]
[PlyCount "101"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8.
e5 Nd5 9. Nxd5 cxd5 10. Qxd5 Rb8 11. O-O-O Bb7 12. Qd2 Bxe5 13. Bd4 ({RR} 13.
Bxa7 Ra8 14. Qe3 Qc7 15. Bb6 Qb8 16. Kb1 Bf4 17. Qb3 O-O 18. Be3 Bxe3 19. Qxe3
Qc7 20. a3 e5 21. c4 Rfb8 22. h4 Bc6 23. Rd2 Qb7 24. f3 h5 25. Be2 Ra6 26. Rc1
e4 27. f4 Rb6 {Moranda,W (2623)-Plat,V (2548) Terme Catez SLO 2021 1-0 (48)})
13... Bxd4 14. Qxd4 O-O 15. Qxd7 Qb6 $146 ({RR} 15... Qa5 16. Bc4 Bxg2 17. Rhg1
Bf3 18. Rd3 Be4 19. Rc3 Qb6 20. b3 Qf6 21. Rgg3 Rfd8 22. Qxa7 Ra8 23. Qc7 Bxc2
24. Rgf3 Bf5 25. a4 e6 26. Bd3 Qd4 27. Bxf5 Qd2+ 28. Kb1 exf5 29. Qf4 Qe2 30.
Rc2 {Radulov,I-Forintos,G Hungary 1969 0-1 (40)}) 16. Qd4 Qa5 17. a3 Rfd8 18.
Qg4 Rxd1+ 19. Qxd1 Rd8 20. Qe2 Rd6 21. c3 Re6 22. Qd2 Rd6 23. Qf4 g5 24. Qg4
Qd5 25. Bc4 Qd2+ 26. Kb1 Rb6 27. b3 h5 28. Qd4 Qxd4 29. cxd4 Bxg2 30. Re1 e6
31. Re5 f6 32. Bxe6+ Kg7 33. Re3 Kg6 34. Bc4 Rd6 35. Re7 Rxd4 36. Bf7+ Kf5 37.
Bxh5 Rh4 38. Bd1 Rxh2 39. Bc2+ Kf4 40. Rf7 Ke5 41. Rxa7 Bd5 42. Re7+ Kf4 43.
Re2 Kf3 44. Rd2 Bf7 45. Bd1+ Kf4 46. b4 Rh1 47. Kb2 Ke5 48. b5 Rh8 49. Bf3 f5
50. b6 Rb8 51. b7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.44"]
[White "Van Riemsdijk, Dirk D."]
[Black "Nicacio, Daniel Ramos"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1789"]
[BlackElo "1479"]
[PlyCount "109"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Be6 5. Bxe6 fxe6 6. fxe5 ({RR} 6. d3 Nf6 7.
Nc3 a6 8. fxe5 dxe5 9. h3 h6 10. Be3 Be7 11. a3 b6 12. Qe2 Bc5 13. Bxc5 bxc5
14. Rd1 Nh5 15. Qf2 Qe7 16. O-O O-O 17. Qh4 Qxh4 18. Nxh4 Ng3 19. Rf3 Rxf3 20.
Nxf3 Rf8 {Villoen,S (1071)-Shiane,R (921) Gauteng 2017 1-0 (37)}) 6... dxe5 7.
d3 Nf6 8. Be3 $146 ({RR} 8. Bg5 Bc5 9. Nbd2 O-O 10. Qe2 a5 11. O-O-O a4 12. Nc4
a3 13. b3 b5 14. Ncd2 Bd4 15. Nf1 Qd6 16. Be3 Qc5 17. Qd2 Ng4 18. Nxd4 Nxd4 19.
c3 Nxe3 20. Nxe3 Rf6 21. b4 Qd6 22. Rhf1 Rxf1 {Weston,R (2180)-Robertson,I 
(2200) Edinburgh 1996 1-0 (48)}) ({RR} 8. Bg5 Be7 9. h3 Nd7 10. Bxe7 Qxe7 11.
Nbd2 Nb6 12. a3 g5 13. b4 a6 14. Nb3 Nd7 15. Qd2 h6 16. g4 O-O-O 17. Qe3 Nb6
18. Nc5 Nd4 19. Nxd4 exd4 20. Qd2 Qd6 21. O-O-O Rhf8 22. Rhf1 {1/2-1/2 (22)
Armbruster,W-Kuhn,A Gladenbach 1999}) 8... Qd7 9. Nbd2 O-O-O 10. Nc4 Ng4 11.
Bg1 Bd6 12. Qe2 h5 13. h3 Nh6 14. Bh2 Nf7 15. c3 g5 16. O-O-O g4 17. Nh4 Qe7
18. g3 Nh6 19. hxg4 Nxg4 20. Bg1 b5 21. Nxd6+ Qxd6 22. Kb1 b4 23. d4 bxc3 24.
Qa6+ Kb8 25. bxc3 Ne7 26. Qa4 Qc6 27. Qxc6 Nxc6 28. d5 exd5 29. exd5 Ne7 30. c4
Nc8 31. Kc2 Nd6 32. Rb1+ Ka8 33. Rb4 Rb8 34. Ra4 Rb7 35. Ng6 Rh7 36. c5 Rg7 37.
c6 Rb5 38. Rxh5 Nf6 39. Nxe5 Nxh5 40. Bxa7 Rxd5 41. Nd7 Rxd7 42. cxd7 Nf7 43.
g4 Kb7 44. gxh5 Rxh5 45. Rf4 Rd5 46. Rxf7 Kxa7 47. Kc3 Kb7 48. Kc4 Rd6 49. Kc5
Rd1 50. a4 Rd2 51. a5 Rd6 52. a6+ Kxa6 53. Rf6 Rxf6 54. d8=Q Rf1 55. Qd3+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.45"]
[White "Brujin, Homero"]
[Black "Desideri, Ricardo Maruchi"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1479"]
[BlackElo "1959"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Krasenkow,M} Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c3 c5 7.
dxc5 Nbd7 ({RR} 7... a5 8. Be3 ({RR} 8. Nd4 e5 9. Nb5 Na6 10. Bg5 e4 11. Bf4
Bd7 12. N1a3 b6 13. cxb6 Qxb6 14. c4 dxc4 15. Nd6) ({RR} 8. c4 Na6 9. Nc3 dxc4
10. Ne5 Nxc5 11. Be3 Nfe4 12. Nxe4 Nxe4 13. Nxc4 Nd6 14. Nxd6 Qxd6 15. Qxd6
exd6 16. Rad1) 8... Nc6 ({RR} 8... Ng4 9. Qd2) 9. Na3 a4 10. Qc1 e5 11. Rd1 Qe7
12. Nb5 Be6 13. Ng5 ({RR} 13. Nd6 b6) 13... Bg4 14. Nd6 ({RR} 14. f3 Bc8 15.
Nd6 h6 16. Nh3 Bxh3 17. Bxh3 b6) 14... h6 ({RR} 14... Bxe2 15. Rxd5 Nxd5 16.
Bxd5 Nd8 17. Qc2 Bg4 18. Qe4) 15. Nf3 Kh7 ({RR} 15... b6 16. Ne1 ({RR} 16. Bxh6
bxc5) 16... e4 ({RR} 16... Bxe2 17. Rxd5 Nxd5 18. Bxd5 bxc5 19. Bxc5 Ra5 20.
Qe3) 17. f3 exf3 18. exf3 Be6 19. Nd3) 16. h3 Be6 17. b4 ({RR} 17. Ne1) 17...
axb3 18. axb3 Rxa1 19. Qxa1 Ne4 20. Nd2 f5 ({RR} 20... Nxd6 21. cxd6 Qxd6 22.
Nc4 Qd8 23. Bc5 Rg8 ({RR} 23... Re8 24. Nd6 Bf8 25. Nxb7 Qb8 26. Qa6) 24. Bxd5
Bxd5 25. e4 Nd4 26. exd5 Nxb3 27. Qa3 Qc8 28. Qxb3 Qxc5 29. d6) ({RR} 20... d4
21. Bxe4 ({RR} 21. N2xe4 dxe3 22. fxe3 f5 23. Nd2 e4) 21... dxe3 22. fxe3 Bxh3)
21. N2xe4 dxe4 ({RR} 21... fxe4 22. Qb1 h5 23. c4 d4 24. Bc1) 22. Qb1 {Carlsen,
M (2881)-Caruana,F (2783) Shamkir 2014 CBM 160 [Krasenkow,M] 1-0 (49)}) ({RR} 
7... Nc6 8. Qb3 Qa5 9. Qa3 Qc7 10. Bg5 Ne4 11. Be3 e5 12. Nbd2 f5 13. Rad1 Nf6
14. b4 Re8 15. Nb3 Ne4 16. b5 Ne7 17. Qc1) ({RR} 7... Qc7 8. b4 e5 9. Bb2 Rd8
10. Nbd2 Bf5 11. Qb3 ({RR} 11. c4) 11... Nc6 12. a3 b6 13. cxb6 axb6 14. Rfd1
h6 15. e3 Be6 16. Qc2) ({RR} 7... a5 8. c4 Na6 9. Nc3 dxc4 10. Qxd8 Rxd8 11.
Ne5 Nxc5 12. Be3 Nfe4 13. Nxe4 Nxe4 14. Nxc4 Nd6 15. Nb6 Rb8 16. Nd5 Be6 17.
Nxe7+ Kf8 18. Nd5 Bxb2 19. Rab1 Nc4 20. Bc5+ Kg7 21. e4 Bxd5 22. exd5 {Ali
Marandi,C (2538)-Ouellet,M (2182) Dulles USA 2022 0-1 (72)}) 8. Nbd2 Nxc5 9.
Re1 $146 ({RR} 9. Nb3 Nfe4 10. Nxc5 Nxc5 11. Be3 b6 {1/2-1/2 (11) Zabystrzan,P
(2261)-Kratochvil,K (2231) Czechia 2013}) 9... Re8 10. Nb3 Ncd7 11. Nfd2 Nb6
12. e4 e5 13. exd5 Nbxd5 14. Nc4 e4 15. Qc2 Bf5 16. Ne3 Nxe3 17. Bxe3 Ng4 18.
Qd2 Nxe3 19. Qxe3 Kh8 20. Nd2 Qd3 21. Qxd3 exd3 22. f4 Bf8 23. Be4 Bc5+ 24. Kh1
Bg4 25. Bf3 Bf5 26. g4 Bd7 27. h3 Be3 28. Nc4 Bxf4 29. Re4 Rxe4 30. Bxe4 Bc6
31. Bxc6 bxc6 32. Rf1 d2 33. Rd1 Re8 34. Nxd2 Rd8 35. Kg2 Rxd2+ 36. Rxd2 Bxd2
37. Kf3 Kg7 38. Ke4 Kf6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.46"]
[White "Staub, Mihaiu"]
[Black "Martins De Aguiar, Marina"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "1862"]
[PlyCount "46"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 a6 6. Bc4 Bb4 ({RR} 6... Ne7
7. O-O Ng6 8. a4 Be7 9. Be3 Nc6 10. Bb3 O-O 11. Nd2 Na5 12. Nc4 Nxc4 13. Bxc4
b6 14. f4 Qc7 15. Bb3 Bb7 16. Kh1 Rac8 17. Qh5 Bc5 18. Bd2 f5 19. Rae1 Ne7 20.
Rf3 Rf6 21. Rd3 {Hardarson,R (2356)-Conquest,S (2563) Reykjavik 2000 0-1 (41)})
7. O-O Ne7 ({RR} 7... Nc6 8. Bg5 Qc7 9. Rc1 Nge7 10. a3 Bc5 11. Ba2 Ba7 12.
Bxe7 Kxe7 13. Nd5+ exd5 14. exd5 Kf8 15. dxc6 dxc6 16. Ng5 f6 17. Nf7 Rg8 18.
Qh5 g6 19. Qxh7 Bf5 20. Qh6+ Rg7 21. Qh8+ Rg8 22. Qxf6 {Khechen,N (1933)
-Tarraf,T (1647) Beirut LBN 2019 1-0}) 8. Bg5 b5 $146 ({RR} 8... O-O 9. e5 Nbc6
10. Ne4 h6 11. Bh4 g5 12. Nfxg5 Nf5 13. Qh5 Be7 14. g4 hxg5 15. gxf5 Nxe5 16.
Kh1 b5 17. Nxg5 Bb7+ 18. f3 Bxg5 19. Bxg5 f6 20. Bf4 Nxf3 21. Rxf3 Bxf3+ 22.
Qxf3 {1-0 (22) Cupido,A (1872)-Van Wijngaarden,S (1790) Utrecht 2000}) 9. Bb3
Bb7 10. Rc1 O-O 11. Qe2 Nbc6 12. Rfd1 Na5 13. Ne5 Nxb3 14. Nxd7 Nxc1 15. Qh5
Qc7 16. e5 Rfd8 17. Nf6+ gxf6 18. Bxf6 Rxd1+ 19. Nxd1 Ng6 20. Ne3 Nd3 21. h4
Qc1+ 22. Kh2 Nxf2 23. Qg5 Qxe3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.49"]
[White "Nunes, Rafael Klanfer"]
[Black "Dionisio, Alex Monteiro"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1789"]
[BlackElo "1514"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d3 Nf6 5. O-O a6 6. Nbd2 Be7 7. c3 b5 8. Bb3
Bb7 9. Re1 O-O 10. d4 $146 ({RR} 10. Bc2 Qc7 11. Nf1 Nbd7 12. Bg5 Nb6 13. Qe2
a5 14. d4 b4 15. e5 dxe5 16. Nxe5 bxc3 17. bxc3 cxd4 18. cxd4 Ba6 19. Qd1 Nbd5
20. Rc1 Qd6 21. Qf3 h6 22. Bd2 Nb4 23. Bxb4 axb4 24. Nc6 Bb7 {Saric,K (2148)
-Purgar,I (2023) Sibenik 2007 0-1 (37)}) ({RR} 10. Bc2 Qc7 11. d4 cxd4 12. Nxd4
Nc6 13. N4f3 Rac8 14. a3 Nd7 15. Nf1 Nce5 16. Nxe5 Nxe5 17. Bf4 Ng6 18. Qd2
Rcd8 19. Re2 Nxf4 20. Qxf4 Qc4 21. Re3 Qc5 22. Rg3 Qh5 23. Rh3 Qg5 24. Qxg5
Bxg5 {Tuente,H (1267)-Hertzfeldt,L (1349) Gross Doelln 2010 1/2-1/2 (53)})
10... cxd4 11. cxd4 Nbd7 12. Bc2 Rc8 13. Nf1 Qc7 14. Re2 Rfe8 15. Bd3 Bf8 16.
Ng3 g6 17. h3 Bg7 18. Be3 Qb8 19. Rc1 Rxc1 20. Qxc1 Rc8 21. Rc2 e5 22. d5 Rxc2
23. Qxc2 Qc8 24. Nd2 Nc5 25. Be2 Na4 26. Qb1 h5 27. Bd1 h4 28. Ne2 Nd7 29. Bxa4
bxa4 30. Qc1 Qxc1+ 31. Nxc1 f5 32. f3 Kf7 33. Nc4 Bf8 34. Ne2 fxe4 35. fxe4 Nf6
36. Nc3 Nxe4 37. Nxe4 Bxd5 38. Ng5+ Ke8 39. b3 Be7 40. Nf3 axb3 41. axb3 Kf7
42. Kf2 Ke6 43. Bg5 Bxf3 44. Bxe7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.50"]
[White "Yokomizo, Wilton"]
[Black "Ferreira, Priscilla Montanha"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1395"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. f4 d5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. d3 O-O 6. O-O c5 7. c3 Nc6 8. Na3
Rb8 9. Kh1 ({RR} 9. Qe1 b5 10. Nc2 b4 11. Ne5 Nxe5 12. fxe5 Ng4 13. cxb4 cxb4
14. d4 Qb6 15. e3 Bf5 16. Qd1 Rbc8 17. Ne1 Bh6 18. Rf4 Bxf4 19. gxf4 Qe6 20.
Bd2 f6 21. Qb3 Rc4 22. Nd3 fxe5 23. dxe5 a5 {Nakamura,H (2741)-Svidler,P (2722)
Moscow 2010 1/2-1/2 (37)}) ({RR} 9. Qc2 b5 10. e4 b4 11. exd5 Nxd5 12. Nc4 bxc3
13. bxc3 Nxc3 14. Kh1 Nb4 15. Qb3 Bb7 16. Bb2 Nxd3 17. Qc2 Nb4 18. Qf2 Ba6 19.
Nfe5 Nd3 20. Nxd3 Qxd3 21. Ne5 Bxe5 22. fxe5 e6 23. Rac1 Nxa2 {Di Nicolantonio,
L (2420)-Akshat,K (2390) chess.com INT 2021 0-1 (50)}) 9... b5 10. Nc2 b4 11.
Be3 $146 ({RR} 11. cxb4 cxb4 12. Ne5 Bb7 13. Nxc6 Bxc6 14. Nd4 Bd7 15. Be3 Qc8
16. Qd2 Bh3 17. Rfc1 Bxg2+ 18. Kxg2 Qb7 19. h3 Rfc8 20. Rxc8+ Rxc8 21. Rc1 a5
22. Rxc8+ Qxc8 23. a3 Qb7 24. axb4 axb4 25. Qc2 e6 {Weglarz,L (2283)-Vojtek,V 
(2352) Stare Mesto 2007 1/2-1/2 (42)}) 11... Qd6 12. Bg1 a5 13. Qe1 Bh6 14. e4
e5 15. fxe5 Nxe5 16. Nxe5 Qxe5 17. Bxc5 Re8 18. Bd4 Qe6 19. Rxf6 Qe7 20. exd5
Qxe1+ 21. Rxe1 Rxe1+ 22. Nxe1 Bg7 23. Rb6 Rxb6 24. Bxb6 bxc3 25. bxc3 Bxc3 26.
Nc2 Kf8 27. d6 Bd7 28. Ne3 Bg7 29. Nc4 a4 30. Bc7 f5 31. Nb6 Be6 32. d7 Bf6 33.
d8=Q+ Bxd8 34. Bxd8 a3 35. Bd5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.51"]
[White "Damasio, Fabio Ferreira"]
[Black "Alvarenga, Rogerio Almeida"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1296"]
[PlyCount "106"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Nf3 Nc6 6. O-O Bg4 7. c3 e6 8. Re1
Bd6 9. Nbd2 Qc7 10. Be2 ({RR} 10. Nf1 O-O 11. Bg5 Nd7 12. Bh4 Bf4 13. Bg3 Nf6
14. Bxf4 Qxf4 15. Qd2 {1/2-1/2 (15) Jussupow,A (2595)-Gustafsson,J (2615)
Germany 2005}) ({RR} 10. Nf1 O-O 11. Bg5 Nd7 12. Ng3 h6 13. Be3 Rae8 14. Rc1 f5
15. Bd2 f4 16. Nf1 e5 17. dxe5 Ncxe5 18. Be2 g5 19. Nxe5 Bxe2 20. Qxe2 Nxe5 21.
Qh5 Qg7 22. Red1 Bc5 23. Be1 Rd8 24. Qe2 f3 {Oro,L (2255)-Avazkhonov,A (1538)
chess.com INT 2022 1-0 (55)}) 10... O-O 11. h3 Bh5 12. a4 $146 ({RR} 12. Nf1
Ne4 13. N3d2 Bxe2 14. Qxe2 Nxd2 15. Bxd2 a6 16. Qg4 Ne7 17. g3 b5 18. a4 Rab8
19. axb5 axb5 20. h4 b4 21. cxb4 Bxb4 22. Rec1 Qb6 23. Bg5 Nf5 24. Bf6 Kh8 25.
Be5 Bd6 26. Bxd6 Nxd6 {Carl,W-Mammen,H Eppingen 1988 0-1 (68)}) ({RR} 12. Ne5
Bxe2 13. Qxe2 a6 14. a4 Nd7 15. Ndf3 Na5 16. Nxd7 Qxd7 17. Ne5 Qc7 18. Qg4 Nb3
19. Rb1 Nxc1 20. Rbxc1 b5 21. axb5 axb5 22. Re2 Ra2 23. b4 Ra3 24. Re3 Bxb4 25.
Nxf7 Rxf7 26. Qxe6 Qf4 {Heinicke,W-Cleven,M (2125) Schierke 1998 1-0 (52)})
12... a5 13. Ne5 Bxe2 14. Qxe2 Rfe8 15. Ndf3 Ne4 16. Ng5 Nxg5 17. Bxg5 Bxe5 18.
dxe5 Nxe5 19. Bf4 f6 20. Bxe5 Qxe5 21. Qxe5 fxe5 22. Rxe5 Rad8 23. Rd1 Rd6 24.
Rd2 Red8 25. Rd4 h6 26. h4 Rc8 27. g4 b6 28. h5 Rc4 29. Rxc4 dxc4 30. Re2 Kf7
31. Kf1 Rd1+ 32. Re1 Rxe1+ 33. Kxe1 Kf6 34. Ke2 Kg5 35. Kf3 e5 36. Kg3 e4 37.
f4+ exf3 38. Kxf3 Kh4 39. Kf4 Kh3 40. g5 Kh4 41. gxh6 gxh6 42. Kf3 Kxh5 43. Kf4
Kh4 44. Kf3 Kh3 45. Kf2 h5 46. Kf3 h4 47. Kf2 Kg4 48. Kg2 h3+ 49. Kh2 Kh4 50.
Kh1 Kg3 51. Kg1 h2+ 52. Kh1 Kh3 53. b4 cxb3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.52"]
[White "Correa, Vitor Dias"]
[Black "Ruvieri, Valter"]
[Result "1-0"]
[ECO "C41"]
[BlackElo "1067"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. h3 h6 ({RR} 
7... a6 8. a4 h6 9. Qe2 c6 10. Ba2 Rb8 11. Rd1 Qc7 12. a5 exd4 13. Nxd4 Ne5 14.
Be3 c5 15. Nf3 Ng6 16. Nd5 Nxd5 17. Bxd5 Be6 18. Qc4 Bxd5 19. Rxd5 Bf6 20. Rad1
Qxa5 21. Rxd6 Qb4 22. Qxb4 {Akopian,V (2684)-Sivuk,V (2517) St Petersburg 2013
1-0 (43)}) 8. Re1 ({RR} 8. Be3 c6 9. a4 Re8 10. Ba2 a5 11. Nh2 Bf8 12. Re1 exd4
13. Bxd4 Ne5 14. f4 Ng6 15. Qf3 Be6 16. Ng4 Nxg4 17. Bxe6 N4e5 18. fxe5 Rxe6
19. exd6 Bxd6 20. Rf1 Qe7 21. Rae1 Nh4 22. Qh5 Rg6 {Yedigaryan,A (2022)
-Gaboyan,S (2254) Yerevan ARM 2022 0-1 (51)}) 8... b6 $146 ({RR} 8... Nh7 9.
Nd5 c6 10. Nxe7+ Qxe7 11. b3 Re8 12. a4 Nhf8 13. dxe5 dxe5 14. Ba3 Qf6 15. Qd6
Ng6 16. Qxf6 gxf6 17. Nd2 Ndf8 18. Kh2 Ne6 19. Bxe6 Bxe6 20. Nf1 Nf4 21. Bc1
Kh7 22. Ng3 Kg6 23. Bxf4 {Cingoz,O (1925)-Kilic,G (1632) Canakkale 2015 1-0 
(57)}) 9. a4 a5 10. Ne2 Nxe4 11. Bd5 Nxf2 12. Kxf2 Ra7 13. Ng3 Bb7 14. Bxb7
Rxb7 15. c3 f5 16. dxe5 dxe5 17. Qd5+ Kh8 18. Qxb7 e4 19. Nxe4 fxe4 20. Qxe4
Nc5 21. Qxe7 Nd3+ 22. Kf1 Rxf3+ 23. gxf3 Qd5 24. Qe8+ Kh7 25. Qe4+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.53"]
[White "Leon Lopes, Sergio Amadeus"]
[Black "Leal, Alexandre Garcia"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1858"]
[BlackElo "1899"]
[PlyCount "41"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. e3 Be7 5. b3 O-O 6. d4 c5 7. cxd5 Nxd5 ({RR} 
7... cxd4 8. Qxd4 exd5 9. Be2 Nc6 10. Qd3 Bg4 11. O-O Bxf3 12. Bxf3 Ne5 13. Qd1
Bb4 14. Bb2 Rc8 15. Nb5 Nxf3+ 16. Qxf3 a6 17. Bxf6 Qxf6 18. Qxf6 gxf6 19. Nd4
Bc3 20. Rad1 Bxd4 21. Rxd4 Rc2 22. a4 {Le,Q (2712)-Sargissian,G (2686) Dubai
2014 1-0 (79)}) 8. Nxd5 exd5 $146 ({RR} 8... Qxd5 9. Bc4 Qd8 10. O-O Nc6 11.
Bb2 cxd4 12. Nxd4 Nxd4 13. Bxd4 Bf6 14. Bxf6 Qxf6 15. Qd6 Rd8 16. Qc7 Rd7 17.
Qc5 Qd8 18. Rac1 b6 19. Qe5 Bb7 20. Bb5 Rd5 21. Qc7 Qb8 22. a4 a6 23. Be2 {
Zhang,X (2053)-Skaslien,I (1875) Mumbai IND 2019 1/2-1/2 (53)}) 9. Bd3 Bg4 10.
dxc5 Bxc5 11. O-O Nc6 12. Bb2 d4 13. Qc2 dxe3 14. Bxh7+ Kh8 15. Qxc5 exf2+ 16.
Rxf2 Kxh7 17. Qc3 f6 18. Nh4 Qd5 19. Qg3 Ne5 20. Raf1 Rad8 21. Bxe5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.55"]
[White "De Oliveira, Lucas Silva"]
[Black "Fernandez Barrero, Javier"]
[Result "0-1"]
[ECO "E64"]
[WhiteElo "1800"]
[BlackElo "1743"]
[PlyCount "80"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. d5 e5 8. Nc3 Ne8
9. e4 f5 ({RR} 9... Na6 10. Ne1 Bd7 11. a3 Nac7 12. Nd3 b5 13. cxb5 Nxb5 14.
Nxb5 Bxb5 15. a4 Ba6 16. b3 f5 17. f3 Nf6 18. Ra3 Rb8 19. Rf2 Qb6 20. a5 Qb5
21. Bf1 Qb7 22. Bg2 fxe4 23. fxe4 Qb5 24. Rf3 {Maiorov,N (2517)-Grigoryan,K 
(2608) Figueira da Foz POR 2019 0-1}) 10. Qb3 $146 ({RR} 10. Ne1 Nf6 11. Nd3
Nbd7 12. f4 exf4 13. Nxf4 Ne5 14. Ne6 Bxe6 15. dxe6 Nxe4 16. Nxe4 fxe4 17. Bxe4
Rxf1+ 18. Qxf1 Qe7 19. Bd5 Kh8 20. Qe2 Rf8 21. Bd2 h5 22. h4 Ng4 23. Bg5 Bd4+
24. Kg2 Bf6 {James,D-Jones,B Morecambe/ Lancashire 1981 1/2-1/2 (32)}) ({RR} 
10. exf5 gxf5 11. Ng5 Nc7 12. Qh5 h6 13. Ne6 Nxe6 14. dxe6 Nc6 15. Bxh6 Bxe6
16. Nd5 Nd4 17. Bg5 Rf6 18. Nxf6+ Bxf6 19. Qg6+ {1-0 (19) Horvath,J (2505)
-Szell,L (2255) Solymar 1996}) ({RR} 10. Ne1 f4 11. Nd3 g5 12. Bd2 Qf6 13. f3
h5 14. a3 Rf7 15. b4 b6 16. bxc5 bxc5 17. Rb1 Na6 18. Kh1 Qh6 19. gxf4 gxf4 20.
Nf2 Bf6 21. Bh3 Bh4 22. Bxc8 Rxc8 23. Rg1+ Kf8 24. Nd3 Qf6 {Kluger,G-Honfi,K
Budapest 1961 0-1 (43)}) 10... f4 11. Bd2 g5 12. Ne1 h5 13. f3 b6 14. a4 a5 15.
Ne2 Ra7 16. Ra3 Bh6 17. Qc2 Na6 18. Nd3 Nb4 19. Nxb4 axb4 20. Rd3 Bd7 21. b3
Qc8 22. Qc1 Bh3 23. Rf2 Rg7 24. Kh1 Kh7 25. Ng1 Bxg2+ 26. Rxg2 Nf6 27. Ne2 Rfg8
28. Kg1 g4 29. Kh1 gxf3 30. Rxf3 Nxe4 31. Qc2 Qf5 32. Kg1 Kh8 33. Bxf4 exf4 34.
Nxf4 Bxf4 35. Rxf4 Qxf4 36. gxf4 Rxg2+ 37. Qxg2 Rxg2+ 38. Kxg2 Nd2 39. Kg3 Nxb3
40. Kh4 Nd4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.56"]
[White "Santana, Expedito"]
[Black "Baena, Mauricio"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1408"]
[BlackElo "1180"]
[PlyCount "91"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 g6 2. Bf4 d6 3. e4 Bg7 4. Nf3 Nd7 5. c3 Ngf6 ({RR} 5... e5 6. dxe5 dxe5
7. Bg5 Ngf6 8. Bc4 h6 9. Bh4 Qe7 10. Nbd2 g5 11. Bg3 Nh5 12. Nf1 Nf4 13. Ne3
Nf6 14. Qc2 Bd7 15. O-O-O O-O-O 16. Rhe1 Ng4 17. Bxf4 exf4 18. Nxg4 Bxg4 19. h3
Bh5 20. Rxd8+ {Rakhmangulov,A (2308)-Zubarev,A (2506) Lutsk 2017 1-0 (45)}) ({
RR} 5... e5 6. dxe5 dxe5 7. Bg5 f6 8. Be3 Nh6 9. h3 O-O 10. Bc4+ Nf7 11. Qc2
Qe7 12. O-O Nb6 13. Bb3 Be6 14. Na3 Rfd8 15. Rfd1 c6 16. Rxd8+ Rxd8 17. Rd1 Kf8
18. Ne1 Bxb3 19. axb3 Bh6 20. Bxh6+ {Ivsek,C (1739)-Maes,P (1924) Blankenberge
BEL 2021 0-1 (64)}) 6. Bd3 c6 $146 ({RR} 6... O-O 7. Nbd2 Nh5 8. Be3 e5 9. dxe5
Nxe5 10. Be2 Nxf3+ 11. Bxf3 Nf6 12. O-O Bd7 13. Re1 Bc6 14. Bg5 Qe8 15. Qc2 Nd7
16. g3 Ne5 17. Bg2 a5 18. Nf3 Nxf3+ 19. Bxf3 a4 20. Bg2 Qe5 21. Bf4 {Kozakow,M
(1504)-Sielicki,M Warsaw 2009 1-0}) ({RR} 6... O-O 7. O-O Re8 8. Qb3 e5 9. Bg5
h6 10. Bxf6 Nxf6 11. Nbd2 Rb8 12. Rad1 Be6 13. d5 Bd7 14. c4 Kh7 15. Ne1 Nh5
16. Be2 Nf4 17. Bf3 f5 18. Qc2 Rf8 19. Kh1 a6 20. Nd3 fxe4 21. Bxe4 {Hauck,
B-Wuehl,M Hockenheim 1994 1/2-1/2}) ({RR} 6... O-O 7. h3 c6 8. O-O Qb6 9. Qd2
Re8 10. Na3 Nh5 11. Be3 Qc7 12. Rad1 e5 13. Qc2 Nf8 14. Bc4 b5 15. Bb3 a5 16.
Ng5 d5 17. Nxb5 cxb5 18. Bxd5 Be6 19. Bxa8 Rxa8 20. d5 Bd7 21. Nf3 {Ivanov,V 
(1974)-Vikulin,A (1733) Kondopoga 2012 0-1}) 7. O-O b5 8. a3 Qc7 9. h3 e5 10.
Bh2 Bb7 11. Re1 O-O 12. Nbd2 a6 13. Qc2 Rfe8 14. Qb3 c5 15. Qd1 c4 16. dxe5
dxe5 17. Bc2 Rad8 18. Qe2 Nh5 19. Qe3 h6 20. Nd4 exd4 21. Bxc7 dxe3 22. Rxe3
Rc8 23. Bh2 Be5 24. g3 Nc5 25. f4 Bb8 26. e5 Ba7 27. Kf1 Ng7 28. Rae1 Nd3 29.
Bxd3 Bxe3 30. Rxe3 cxd3 31. Rxd3 Red8 32. Ke2 Rxd3 33. Kxd3 Ne6 34. Nb3 Nc5+
35. Nxc5 Rxc5 36. Bg1 Rd5+ 37. Bd4 Kf8 38. c4 bxc4+ 39. Kxc4 Ke8 40. g4 Kd7 41.
f5 gxf5 42. gxf5 Bc6 43. a4 Ra5 44. b3 Bg2 45. Bc3 Rd5 46. Bd4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.57"]
[White "Bomeisel, Pedro Rangel"]
[Black "Akamine, Giullia Hikari Nish"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1385"]
[BlackElo "1800"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 e6 5. d3 Be7 6. f4 ({RR} 6. Be3 O-O 7. h3
Nc6 8. Qd2 a6 9. Nge2 Qc7 10. O-O Rb8 11. f4 b5 12. Rae1 b4 13. Nd1 d5 14. e5
Nd7 15. d4 c4 16. c3 bxc3 17. bxc3 Qa5 18. f5 Rd8 19. Bg5 Bxg5 20. Qxg5 Nf8 {
Rodrigues,A (2160)-Kalashnikov,A (2209) ICC INT 2009 1-0 (37)}) 6... O-O 7. Be3
({RR} 7. Nh3 h6 8. O-O Nc6 9. Be3 a6 10. Qd2 Ng4 11. Nf2 Nxe3 12. Qxe3 Nd4 13.
Qd2 Qc7 14. Ncd1 Bd7 15. c3 Nc6 16. Ne3 b5 17. Nfg4 b4 18. f5 h5 19. f6 hxg4
20. Nxg4 Ne5 21. Qg5 Ng6 {Skrijely,E (1682)-Cerquetti,E (1388) Porto Sant
Elpidio 2016 1-0}) 7... Nc6 8. Nf3 b6 $146 ({RR} 8... Qc7 9. O-O Bd7 10. Qd2
Rfe8 11. Qe2 Rac8 12. Rad1 a6 13. d4 cxd4 14. Nxd4 b5 15. a3 Na5 16. Nb3 Nc4
17. Rb1 a5 18. Nd2 Nxe3 19. Qxe3 b4 20. axb4 axb4 21. Na2 Qc5 22. Qxc5 dxc5 23.
Ra1 {Neuwald,J (1277)-Roessler,L (1105) Oberhof 2010 0-1 (36)}) ({RR} 8... Bd7
9. h3 Rb8 10. O-O b5 11. g4 b4 12. Ne2 e5 13. f5 Nd4 14. Ng3 Nxf3+ 15. Rxf3 Ne8
16. Qd2 Bh4 17. g5 f6 18. g6 Bg5 19. Bxg5 fxg5 20. gxh7+ Kxh7 21. Ne2 g6 22.
fxg6+ Kg7 23. Rxf8 {Satre,M-Gade,J (1551) Copenhagen 2010 1-0 (36)}) ({RR} 8...
Bd7 9. d4 cxd4 10. Nxd4 Nxd4 11. Bxd4 Bc6 12. O-O Qc7 13. e5 Nd7 14. Bxc6 bxc6
15. Re1 Rfd8 16. Qg4 dxe5 17. fxe5 c5 18. Be3 Nxe5 19. Qf4 Qb8 20. Kf1 Bd6 21.
Bxc5 Bxc5 22. Qxe5 Bd4 23. Qxb8 {Kantarli,O-Lai,J Kemer 2007 0-1 (66)}) 9. e5
dxe5 10. Nxe5 Qc7 11. Nb5 Qb7 12. Bxc6 Qa6 13. Nc7 Qa5+ 14. Bd2 Rb8 15. Bxa5
bxa5 16. Bf3 Nd7 17. Nc6 Rxb2 18. Nxe7+ Kh8 19. Rb1 Rxa2 20. Rb8 Nxb8 21. Qb1
Ra4 22. Qxb8 g6 23. Nxc8 Kg7 24. Qb2+ Kh6 25. g4 Rxf4 26. g5+ Kxg5 27. Qe5+ Kh6
28. Qxf4+ Kg7 29. Nxa7 Rb8 30. Nxe6+ fxe6 31. Qxb8 Kf7 32. O-O Kg7 33. Be2 a4
34. Qf8# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.01"]
[Round "5.58"]
[White "Ferian, Christian"]
[Black "Pereira, Igor Marcelo Souza"]
[Result "1/2-1/2"]
[ECO "B71"]
[BlackElo "1351"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bb5+ Nbd7 7. f4 a6 8.
Ba4 ({RR} 8. Be2 Bg7 9. g4 Nc5 10. Bf3 Nxg4 11. h3 Nf6 12. Be3 O-O 13. Qd2 e5
14. Nde2 exf4 15. Bxf4 Re8 16. Ng3 Nfxe4 17. Ncxe4 Nxe4 18. Bxe4 d5 19. O-O-O
Qf6 20. c3 dxe4 21. Nxe4 Qc6 22. Nd6 Rd8 {Rigo,J (2299)-Videki,S (2426)
Hungary 2006 1-0 (50)}) ({RR} 8. Be2 Bg7 9. Be3 Qc7 10. g4 Nc5 11. Bf3 O-O 12.
g5 Nfd7 13. h4 Nb6 14. Qe2 Nca4 15. Nxa4 Nxa4 16. Rb1 Qa5+ 17. c3 Nxc3 18. bxc3
Qxc3+ 19. Qd2 Bxd4 20. Qxc3 Bxc3+ 21. Ke2 b5 22. e5 Rb8 {De Putter,N (1459)
-Tiggelman,L (1114) Assen 2017 1/2-1/2 (55)}) 8... b5 9. Bb3 b4 $146 ({RR} 9...
Bg7 10. a4 b4 11. Nd5 Bb7 12. O-O Nxe4 13. f5 O-O 14. fxg6 hxg6 15. Be3 Ndc5
16. Bc4 a5 17. Qg4 e6 18. Nxe6 fxe6 19. Nf4 d5 20. Nxe6 Qd7 21. Bxc5 Nxc5 22.
Rfe1 dxc4 23. Qxc4 Nxe6 24. Rad1 {Krejci,M-Trapl,J Harrachov 1970 0-1}) ({RR} 
9... Bb7 10. Qe2 Qc7 11. f5 Bg7 12. Bg5 O-O 13. fxg6 hxg6 14. O-O-O b4 15. Bxf6
Nxf6 16. Nd5 Nxd5 17. Bxd5 Rac8 18. Bb3 d5 19. Qg4 e5 20. Nf3 Rfd8 21. Ng5 Qd7
22. Qh4 Qe7 23. Qh7+ Kf8 24. h4 {Ganhoto,M (2125)-Rodrigues,L Sao Paulo 2000
1-0 (34)}) ({RR} 9... Bb7 10. Nf3 Bg7 11. Qe2 Rc8 12. e5 Rxc3 13. bxc3 Ne4 14.
Ng5 Nxg5 15. fxg5 Bxe5 16. Bb2 e6 17. Qg4 h5 18. gxh6 Rxh6 19. h4 Nf6 20. Qh3
g5 21. Bxe6 Rxh4 22. Qxh4 gxh4 23. O-O-O fxe6 24. Rxh4 {Krawczyk,Z-Bakalarz,L
Chorzow 1987 0-1}) 10. Nd5 Bb7 11. O-O Bg7 12. Nxf6+ Nxf6 13. Ba4+ Nd7 14. Re1
O-O 15. Nf3 Nc5 16. Bb3 Nxe4 17. Bd5 Nc5 18. Be3 Bxd5 19. Qxd5 Bxb2 20. Rab1
Bc3 21. Red1 Rb8 22. Bxc5 dxc5 23. Qxc5 Qb6 24. Qxb6 Rxb6 25. Rd7 Re6 26. Nd4
Re4 27. Nc6 Rxf4 28. Nxe7+ Kg7 29. h3 Rd4 30. Rxd4 Bxd4+ 31. Kf1 Re8 32. Nc6
Bc5 33. Nxb4 Rb8 34. a3 a5 35. c3 axb4 36. cxb4 Bd6 37. h4 Ra8 38. Rb3 Kf8 39.
Ke2 Ke7 40. Kf3 Ke6 41. Kg4 f6 42. Kf3 Kd5 43. Rd3+ Kc6 44. Ke4 Be5 45. Rb3 Kb5
46. Kd5 Ka4 47. Rf3 Bb2 48. Ke6 Bxa3 49. Rxf6 Ra6+ 50. Kf7 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.1"]
[White "Shumyatsky, Victor"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2457"]
[BlackElo "2549"]
[PlyCount "115"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. Bc4 Nf6
8. Ne5 e6 9. Qe2 b5 10. Bd3 ({RR} 10. Bb3 Qc7 11. d4 Bd6 12. O-O O-O 13. Bf4
Bb7 14. Rad1 Rad8 15. Bg3 Ba8 16. c3 Qb7 17. f4 c5 18. f5 exf5 19. Rxf5 c4 20.
Bc2 Ne4 21. Bh4 f6 22. Rf4 Nxc3 23. bxc3 fxe5 24. Be4 Qd7 {Ragger,M (2684)
-Nisipeanu,L (2656) Austria AUT 2020 1/2-1/2 (34)}) 10... Qc7 11. a4 b4 12. b3
Nd5 $146 ({RR} 12... Bb7 13. Bb2 Be7 14. O-O-O Nd5 15. g3 Bf6 16. f4 O-O-O 17.
Rhf1 g6 18. Kb1 h5 19. h3 Kb8 20. a5 Rhe8 21. a6 Ba8 22. Be4 Kc8 23. Rde1 Re7
24. Bxd5 exd5 25. g4 hxg4 26. Qxg4+ Kb8 27. Nd7+ {Georgakopoulos,N (2159)
-Paszewski,M (2300) Krakow POL 2022 1-0 (33)}) 13. g3 Bd6 14. Nc4 Be7 15. Bb2
Bf6 16. Be5 Bxe5 17. Nxe5 Bb7 18. f4 O-O-O 19. Ba6 f6 20. Bxb7+ Kxb7 21. Nc4
Rhe8 22. a5 a6 23. Qf2 e5 24. fxe5 Rxe5+ 25. Kf1 Rg5 26. Re1 g6 27. Ke2 Rf5 28.
Qg1 Rg5 29. Kd1 f5 30. Kc1 f4 31. Qf2 Rf5 32. g4 Rff8 33. Re5 f3 34. Rhe1 Rf4
35. R1e4 Rxe4 36. Rxe4 Rf8 37. Kb1 c5 38. Re6 Ka7 39. Rd6 Ne7 40. Rd3 Rf4 41.
Nb6 Rd4 42. Qxf3 Nc6 43. Rxd4 cxd4 44. Nc4 Kb7 45. h4 Qe7 46. h5 gxh5 47. gxh5
Kc7 48. Qf5 Kb7 49. h6 Kc7 50. Qd5 Qf6 51. Qc5 d3 52. cxd3 Qxh6 53. Qb6+ Kc8
54. Qxa6+ Kd8 55. Qb6+ Ke7 56. a6 Qh1+ 57. Kb2 h5 58. Qb7+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.2"]
[White "Flores Quillas, Diego Saul Rodri"]
[Black "Cunha, Lucas Aguiar"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2429"]
[BlackElo "2230"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. O-O
Nxd4 9. Qxd4 Bc5 10. Bf4 d6 11. Qd2 h6 12. Rad1 e5 13. Be3 Be6 14. Bxc5 dxc5
15. Nd5 Bxd5 16. exd5 Qd6 17. f4 O-O 18. fxe5 Qxe5 19. d6 Qxb2 20. c4 Qxd2 21.
Rxd2 Rab8 22. a4 Nd7 23. Rb1 b6 24. Re1 Rfd8 25. Re7 Nf8 26. Bd5 Ne6 27. Rf2
Ng5 28. Kg2 Rxd6 29. h4 Nh7 $146 ({RR} 29... Kf8 30. Ra7 Nh7 31. Rfxf7+ Ke8 32.
Rxg7 Nf6 33. g4 {1-0 (33) Bozzali,E (2095)-Lapiccirella,D (2105) Corsico 2003})
30. Rfxf7 Kh8 31. Rxg7 Nf6 32. Bf3 Re8 33. Ra7 Rd2+ 34. Kh3 Rd3 35. Bc6 Re6 36.
Bg2 Nh5 37. Rg4 Rd8 38. Bd5 Red6 39. Bf7 Nf6 40. Rg6 Ne4 41. Be6 Rxe6 42. Rxe6
Nd6 43. Rxh6+ Kg8 44. Rg6+ Kh8 45. Rg4 a5 46. Re7 Nf5 47. Re5 Nh6 48. Rg6 Kh7
49. Rxb6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.3"]
[White "Perdomo, Leandro"]
[Black "Fernandes De Sousa, Julio Cesar"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2382"]
[BlackElo "2162"]
[PlyCount "105"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Bg5 g6 3. e3 Bg7 4. Nc3 c5 $146 ({RR} 4... d6 5. Nf3 c6 6. Bc4 Na6
7. Ne2 Bd7 8. c3 b5 9. Bd3 Nf6 10. Qc2 Nc7 11. Ng3 h6 12. Bxf6 Bxf6 13. e4 e6
14. h4 d5 15. exf5 gxf5 16. O-O-O Kf8 17. Nh5 Be7 18. Ne5 Be8 19. Nf4 {
Brulhart,K (2025)-Bonnafous,M (2000) Cannes 1990 1-0}) ({RR} 4... Nf6 5. h4 d5
6. h5 Be6 7. h6 Bf8 8. Nf3 Nbd7 9. Bf4 c6 10. Bd3 Bf7 11. Ne5 e6 12. Qf3 Nxe5
13. Bxe5 Bd6 14. Qg3 Bxe5 15. Qxe5 Rg8 16. O-O-O Qe7 17. f3 O-O-O 18. g4 Nd7
19. Qg3 {Lysyj,I (2643)-Potapov,P (2497) Minsk 2017 1/2-1/2 (38)}) ({RR} 4...
h6 5. Bh4 Nf6 6. Bd3 d6 7. Bxf6 Bxf6 8. g4 e6 9. Qf3 Nc6 10. gxf5 exf5 11. Nge2
Be6 12. Nf4 Bf7 13. Bb5 O-O 14. Bxc6 bxc6 15. Qxc6 Rb8 16. O-O-O Rb6 17. Qg2
Kh7 18. Nfd5 Rb8 19. Nxf6+ {Thuesen,M (2196)-Lysenko,V (1845) Hradec Kralove
CZE 2021 1-0 (63)}) ({RR} 4... c6 5. Qd2 h6 6. Bf4 d6 7. O-O-O Nf6 8. h3 b5 9.
f3 b4 10. Nb1 a5 11. g4 Be6 12. gxf5 gxf5 13. Bd3 Nd5 14. Ne2 Nd7 15. Ng3 Nxf4
16. exf4 Bxa2 17. Nxf5 Bf6 18. Qe2 Nb6 19. Nd2 {Tisdall,J (2510)-Bellin,R 
(2385) Gausdal 1996 1-0}) 5. Nf3 Qa5 6. Nd2 Qc7 7. Nb5 Qd8 8. Nd6+ Kf8 9. Bc4
b5 10. Bd5 Nc6 11. Nf7 Qc7 12. Nxh8 Bxh8 13. c3 e6 14. Bf4 d6 15. Bxc6 Qxc6 16.
Qf3 d5 17. O-O Bg7 18. Qg3 Kf7 19. Nf3 h6 20. Ne5+ Bxe5 21. Bxe5 Ba6 22. dxc5
Qxc5 23. Bd4 Qe7 24. Qe5 Nf6 25. Qxf6+ Qxf6 26. Bxf6 Kxf6 27. Rfd1 Bb7 28. a4
Bc6 29. axb5 Bxb5 30. Rd4 a6 31. f3 Rb8 32. Kf2 Bc4 33. Rd2 Ke5 34. Ra4 Rc8 35.
Rb4 Bb5 36. Rh4 Rh8 37. b3 g5 38. f4+ Kf6 39. fxg5+ Kxg5 40. Rhd4 Rc8 41. Rc2
Rb8 42. c4 Bc6 43. cxd5 Bxd5 44. b4 Kf6 45. g4 Rg8 46. Rc5 Bb7 47. gxf5 e5 48.
Rd6+ Kxf5 49. Rxh6 Rg2+ 50. Kf1 Rb2 51. Rh5+ Kg4 52. Rcxe5 Be4 53. Reg5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.4"]
[White "Marra, Eduardo Da Costa"]
[Black "Ticona Rocabado, Licael Roderick"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2189"]
[BlackElo "2350"]
[PlyCount "60"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 Nh6 7. Bd3 cxd4 8. O-O
Bd7 9. b4 dxc3 ({RR} 9... Rc8 10. Bb2 dxc3 11. Nxc3 Be7 12. Nb5 O-O 13. Nbd4 a5
14. b5 Nxd4 15. Bxd4 Bc5 16. a4 Bxd4 17. Nxd4 f6 18. Nf3 f5 19. Rc1 Rxc1 20.
Qxc1 Rc8 21. Qf4 Qc5 22. h3 Qc3 23. Rd1 Nf7 24. g4 {Asadli,V (2579)-Anand,V 
(2751) Baku AZE 2021 1-0 (53)}) 10. Nxc3 Nd4 $146 ({RR} 10... a5 11. Be3 d4 12.
Na4 Qa7 13. Bxh6 axb4 14. axb4 gxh6 15. b5 Nb4 16. Bc4 Rg8 17. Nxd4 Rc8 18. Nb3
Rxc4 19. Nb2 Qb8 20. Nxc4 Bxb5 21. Nb6 Na6 22. Rc1 Nc7 23. Nd4 Bc5 24. Nxb5
Bxb6 25. Qd6 {Esipenko,A (2720)-Roshka,Y (2479) chess.com INT 2021 1-0}) 11.
Be3 Nxf3+ 12. Qxf3 Qd8 13. Rfe1 a6 14. g3 Bc6 15. Bxh6 gxh6 16. Ne2 Bg7 17. Nd4
Ba4 18. h4 Qb6 19. Qg4 O-O 20. Re3 Kh8 21. Rae1 Rac8 22. h5 Rc3 23. Nf5 exf5
24. Qxf5 Rxd3 25. Qxd3 Qe6 26. f4 Bd7 27. Rc1 Qh3 28. Qxd5 Bc6 29. Rxc6 bxc6
30. Qxc6 Rc8 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.5"]
[White "Dos Santos Dutra, Fernando Junior Fre"]
[Black "De Menezes, Ricardo Fagner Dias"]
[Result "1-0"]
[ECO "D61"]
[WhiteElo "2262"]
[BlackElo "1675"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 e6 5. Bg5 Be7 6. e3 Nbd7 7. Nc3 O-O 8. Be2
b6 ({RR} 8... Re8 9. cxd5 exd5 10. O-O Nf8 11. Rab1 a5 12. a3 Bg4 13. h3 Bh5
14. Ne5 Bxe2 15. Nxe2 a4 16. Nc3 {1/2-1/2 (16) Velikov,P (2475)-Spiridonov,N 
(2425) Bulgaria 1988}) 9. O-O Bb7 10. Rad1 $146 ({RR} 10. cxd5 cxd5 11. Rac1
Rc8 12. Qb3 Ng4 13. Bf4 f6 14. h3 e5 15. dxe5 fxe5 16. Nxd5 Bxd5 17. Qxd5+ Kh8
18. Nxe5 Ngxe5 19. Bxe5 Nxe5 20. Qxe5 Bc5 21. Rfd1 Qf6 22. Qxf6 Rxf6 23. b4
Rxf2 24. Rxc5 Rxc5 {Haelssig,G-Feierfeil,C Germany 1997 1-0}) ({RR} 10. Rfd1 c5
11. dxc5 bxc5 12. Rd2 Qc8 13. Rad1 Rd8 14. cxd5 exd5 15. a4 Qc7 16. Bb5 a6 17.
Bxd7 Qxd7 18. Bxf6 Bxf6 19. Ne4 Qe7 20. Nxf6+ gxf6 21. Qf5 Qe6 22. Qf4 a5 23.
Rc1 Rac8 24. h3 Rd6 {Vidal Zamora,A (2430)-Nadal Fajardo,R (2221) Barcelona
ESP 2019 1-0 (52)}) ({RR} 10. h3 Rc8 11. b3 Bb4 12. Bd3 h6 13. Bh4 Be7 14. e4
dxe4 15. Bxe4 Nxe4 16. Bxe7 Qxe7 17. Nxe4 c5 18. Rad1 cxd4 19. Rxd4 e5 20. Rd2
Rcd8 21. Rfd1 f5 22. Ng3 e4 23. Nd4 g6 24. Re1 Ne5 {Winterlik,J-Hennrich,R
Hassloch 1999 0-1 (39)}) ({RR} 10. Rfd1 Rc8 11. Rac1 c5 12. cxd5 Nxd5 13. Bxe7
Qxe7 14. Nxd5 Bxd5 15. e4 Bb7 16. d5 exd5 17. exd5 Qd6 18. Nh4 g6 19. Qd2 Nf6
20. Bf3 Rcd8 21. Rc3 Rfe8 22. g4 Ne4 23. Qh6 Nxc3 24. bxc3 Ba6 {Longa Yauca,J 
(2327)-Bertona,F (2432) La Roda 2006 0-1 (44)}) 10... Re8 11. Ne5 Qc7 12. cxd5
exd5 13. Nd3 Bd6 14. Bf4 Bxf4 15. Nxf4 Qd6 16. Qf5 Nf8 17. Nd3 Bc8 18. Qf4 Qxf4
19. Nxf4 Ne6 20. Nd3 Nd7 21. Rc1 Bb7 22. Rfd1 f6 23. h4 g6 24. Bf3 f5 25. a4 a5
26. g3 Kg7 27. Rb1 Ba6 28. Kg2 Bxd3 29. Rxd3 Nf6 30. b4 Ne4 31. b5 cxb5 32.
Rxb5 Nc7 33. Rxb6 Reb8 34. Rc6 Ra7 35. Bxe4 fxe4 36. Rd2 Rbb7 37. Rc2 Kf7 38.
Rc1 Ke8 39. h5 gxh5 40. Rh1 Kd7 41. Rc5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.6"]
[White "Di Berardino, Diego Rafael"]
[Black "Dos Santos Junior, Haroldo Cunha"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2480"]
[BlackElo "2033"]
[PlyCount "35"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bf5 5. cxd5 cxd5 6. Qb3 Bc8 7. Bf4 e6 8. e3
({RR} 8. Nb5 Na6 9. e3 Nh5 10. Be5 f6 11. Bg3 Nxg3 12. hxg3 Bd7 13. Nc3 Qb6 14.
Qc2 Nb4 15. Qb3 h6 16. a3 Nc6 {1-0 (16) Tsydypov,Z (2545)-Moiseenko,V (2505)
Taganrog RUS 2019}) 8... a6 ({RR} 8... Bd6 9. Bb5+ Nc6 10. Ne5 Qc7 11. Rc1 Bd7
12. O-O a6 13. Bxc6 Bxc6 14. Nxc6 bxc6 15. Bg3 O-O 16. Na4 Ne4 17. Qd3 Rfb8 18.
Rc2 Rb5 19. Rfc1 Bxg3 20. hxg3 Qa5 21. Rxc6 g6 22. b3 Rbb8 23. Rc7 {Zaibi,A 
(2367)-Mphungu,G (2107) Casablanca MAR 2019 1-0 (68)}) 9. Be2 $146 ({RR} 9.
Bxb8 Rxb8 10. Bxa6 Bd6 11. Bb5+ Nd7 12. O-O O-O 13. e4 dxe4 14. Nxe4 Bf4 15.
Qd1 Nb6 16. Re1 Nd5 17. g3 Bh6 18. Ne5 f5 19. Nc5 Ra8 20. Ned7 Bxd7 21. Bxd7
Kh8 22. Bxe6 Nf6 23. Bxf5 Qa5 {List,P-Thomas,G Frankfurt 1930 1-0}) ({RR} 9.
Bxb8 Rxb8 10. Bxa6 Bd6 11. Bb5+ Bd7 12. Bxd7+ Nxd7 13. O-O O-O 14. Nb5 Nf6 15.
Nxd6 Qxd6 16. h3 Ne4 17. Qd3 Qb4 18. Rab1 Rfc8 19. a3 Qa5 20. Rfc1 g6 21. b4
Qa4 22. Ne1 b6 23. f3 Nd6 {Mayerhoff,L (1725)-Wesche,R Germany 1996 1-0 (36)})
({RR} 9. Bd3 Bd6 10. Bg3 O-O 11. O-O Nc6 12. Rac1 Re8 13. Rfd1 Bxg3 14. hxg3
Na5 15. Qc2 Bd7 16. b4 Nc6 17. Qb2 Qe7 18. a3 e5 19. dxe5 Nxe5 20. Be2 Bc6 21.
Rd4 Rad8 22. a4 Rd6 23. Nxe5 Qxe5 {Boyarchenko,M-Parveen,T (2005) Turin 2006 1/
2-1/2 (47)}) 9... Nc6 10. O-O Be7 11. Ne5 O-O 12. Nxc6 bxc6 13. Rfc1 a5 14. Na4
Ba6 15. Bxa6 Rxa6 16. Qb7 Ra8 17. Nb6 Bd6 18. Bxd6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.7"]
[White "Tsuboi, Edson Kenji"]
[Black "Santiago, Yago De Moura"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2200"]
[BlackElo "2467"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Lukacs,P} c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 Nxd5 6. Nf3 Nc6 ({
RR} 6... Nxc3 7. bxc3 g6) ({RR} 6... e6 7. Bc4 Be7 8. O-O O-O 9. d4) 7. Bb5
Nxc3 ({RR} 7... e6 8. O-O Be7 9. d4 O-O 10. Re1) 8. bxc3 Bd7 ({RR} 8... Qd5 9.
Qe2 ({RR} 9. c4 Qe4+ 10. Qe2 Qxe2+ 11. Kxe2 Bg4 ({RR} 11... Bd7 12. d4 e6 13.
d5 exd5 14. cxd5 Ne5 15. Bxd7+ Nxd7 16. Re1 f6 17. Be3 Nb6 18. Kf1 Nxd5 19.
Rab1 b6 20. Bxb6+ Kf7 21. Bd4 Bb4 22. Rec1 Ke6) 12. d4 O-O-O 13. Bxc6 bxc6 14.
Be3 g6 15. Rab1 Bg7) ({RR} 9. Qb3 Qe4+ 10. Be2 e6 11. d3 Qf5 12. O-O Bd6 13.
Ba3 Bxa3 14. Qxa3 Qa5 15. Qb2) 9... Bg4 ({RR} 9... a6 10. Bc4 Qh5 11. d4 Bg4
12. Rb1 Bxf3 13. gxf3 b5 14. Bd3 Qd5 15. a4) 10. d4 ({RR} 10. c4 Qf5 11. Bxc6+
bxc6 12. h3 Bxf3 13. Qxf3 Qxf3 14. gxf3 Rb8 15. d3 e5 16. Be3 c5 17. Kd2 Bd6
18. Rab1 Kd7 19. Rb3) ({RR} 10. Bc4 Bxf3 11. Bxd5 ({RR} 11. gxf3 Qf5 ({RR} 
11... Qg5 12. Rb1 Rb8 13. Bb5 Rc8) 12. d4 g6 13. O-O Bg7) 11... Bxe2 12. Kxe2 (
{RR} 12. Bxc6+) 12... Rc8 ({RR} 12... e6 13. Bf3 ({RR} 13. Be4 Rc8) 13... O-O-O
14. Rb1 Rd7 15. d4 Bd6 16. Be3 Ne7 17. Rb3 Nd5 18. Rhb1 Nxe3 19. fxe3 b6 20. a4
Kd8 21. a5 Bc7 22. axb6 axb6 23. h3) 13. Rb1 b6) 10... e6 11. Rb1 ({RR} 11. O-O
Bd6 12. c4 Qh5 13. h3 Bxf3 14. Qxf3 Qxf3 15. gxf3 O-O 16. Be3 e5 17. Bxc6 bxc6
18. dxe5 Bxe5 19. Rad1 Rfb8 20. Rd7 Rb2 21. Rfd1 h5 22. R1d2 Rxd2 23. Rxd2 a5)
11... Be7 ({RR} 11... Bxf3 12. Qxf3 ({RR} 12. gxf3 Rc8 13. Bd3 Bd6 14. Be4 Qa5
15. Bd2 b6 ({RR} 15... Qc7 16. d5) 16. d5 Ne5 17. dxe6 fxe6 18. f4 Nc4) 12...
Qxf3 13. gxf3 a6 14. Bxc6+ bxc6 15. Rb6 c5 16. Be3 cxd4 17. Bxd4 Kd7 18. Ke2)
12. Bd3 Qd7 ({RR} 12... Bxf3 13. Qxf3 ({RR} 13. gxf3) 13... Qxf3 14. gxf3) 13.
Be4 ({RR} 13. h3 Bh5 ({RR} 13... Bxf3 14. Qxf3) 14. O-O O-O 15. Bf4 Rac8) 13...
Rc8 14. h3 Bxf3 ({RR} 14... Bh5 15. Qb5 ({RR} 15. O-O Bg6) 15... f5 16. Bxc6
Qxc6 17. Qxc6+ Rxc6 18. Rxb7 Bxf3 19. gxf3 Rxc3 20. Kd2 Rxf3 ({RR} 20... Rc8
21. Kd3) 21. Ke2 Rc3 22. Rxa7) 15. Qxf3 O-O 16. O-O Bf6 ({RR} 16... Bd6 17. Rd1
) ({RR} 16... f5 17. Bd3 e5 18. Bc4+ Kh8 19. Qe2 Bf6 20. Re1 a6 21. Bb3 Rfe8)
17. h4 ({RR} 17. Re1 b6 18. Qh5 g6 19. Qf3 Bg7 20. Ba3 Rfd8 21. Rbd1) 17...
Rfd8 18. g3 ({RR} 18. h5 Be7 ({RR} 18... h6 19. Bxh6) 19. h6 g6 20. Bf4) 18...
b6 19. h5 ({RR} 19. Bg5 Bxg5 20. hxg5 Ne7 21. Qh5 g6 22. Qf3 Nd5) 19... Be7 20.
Re1 Bf8 21. Bg5 Ne7 22. Rbc1 ({RR} 22. h6 g6 23. Rb3 ({RR} 23. Rb2 Rc4) 23...
Qa4 24. Qe2 Rd7) 22... h6 23. Bf4 {Radjabov,T (2644)-Fressinet,L (2595)
Enghien les Bains 2003 CBM 096 [Lukacs,P] 1/2-1/2} ({RR} 23. Bh4 Re8)) 9. O-O
e6 10. d4 Be7 ({RR} 10... Qa5 11. Qe2 a6 12. Bd3 Be7 13. c4 O-O 14. Bd2 Qh5 15.
Rab1 Bd6 16. h3 Rab8 17. Rfd1 Rfe8 18. Bc3 Ne7 19. Qf1 Ng6 20. Ne5 Bxe5 21.
Bxg6 Qxg6 22. dxe5 Bc6 23. Rb2 {1/2-1/2 (23) Gonzalez Guedes,I (1927)
-Gutierrez Abarrategui,L (1872) Trevias ESP 2018}) 11. c4 $146 ({RR} 11. Re1
O-O 12. Bd3 Rc8 13. h4 Bxh4 14. Nxh4 Qxh4 15. Re3 f5 16. Rg3 Qe7 17. Bg5 Qd6
18. Bh6 Rf7 19. Qh5 e5 20. Bc4 Be6 21. d5 Bxd5 22. Rd1 Ne7 23. Qxf7+ Kxf7 24.
Rxg7+ Ke8 25. Bb5+ Kd8 {Santos Ruiz,M (2106)-Plazuelo Pascual,J (1703)
Salobrena 2012 1/2-1/2 (43)}) ({RR} 11. Qe2 O-O 12. Bd3 Bf6 13. Rb1 b6 14. Bf4
Ne7 15. Qe4 Ng6 16. Bg3 Rc8 17. Rbc1 Bc6 18. Qe2 Bb7 19. Rfd1 Qe7 20. Be4 Rfd8
21. h4 Bxe4 22. Qxe4 Rd5 23. Qg4 h5 24. Qe4 Ra5 25. Rc2 Qd8 {Eriksson,K (2153)
-Eidenert,C (1990) Vaxjo 2015 1-0 (66)}) ({RR} 11. Rb1 O-O 12. Bd3 b6 13. Re1
Bc8 14. Qc2 g6 15. Qd2 Bf6 16. Ba3 Re8 17. Qf4 Bb7 18. Bb5 Bg7 19. Ng5 Qf6 20.
Qg3 Bf8 21. Ne4 Qg7 22. Bd6 Red8 23. Bc7 f6 24. Bxd8 Nxd8 25. Nd6 Bxd6 {
Bauer,C (2599)-Marzolo,C (2462) Belfort 2004 1-0 (39)}) 11... O-O 12. d5 exd5
13. cxd5 Nb4 14. Bc4 Rc8 15. Qb3 a5 16. Bb2 b5 17. Be2 Rc2 18. Nd4 a4 19. Qxb4
Bxb4 20. Nxc2 Bc5 21. a3 Bf5 22. Ne3 Be4 23. Rad1 Bxe3 24. fxe3 Qg5 25. Rf2
Qxe3 26. Bxb5 Qb3 27. Rd4 Qxb5 28. Rxe4 Qxd5 29. Rd4 Qc5 30. h3 h5 31. h4 f6
32. Kh2 Rb8 33. Rdd2 Qc7+ 34. g3 Rb3 35. Rg2 Qb8 36. Rc2 Kf7 37. Rce2 g5 38.
hxg5 h4 39. gxf6 hxg3+ 40. Kh1 Qf4 41. Re7+ Kf8 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.8"]
[White "Passos, Marco Aurelio Novae"]
[Black "Santos, Marcus Vinicius Mor"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1671"]
[BlackElo "2331"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. e5 Nc6 6. Qa4 Nd5 7. Qe4 Nc7 8.
Bf4 Bg7 ({RR} 8... Ne6 9. Bc4 Nxf4 10. Qxf4 e6 11. Nc3 d5 12. exd6 Bxd6 13. Qh6
Bf8 14. Qf4 Bd6 15. Qh6 Bf8 16. Qf4 {1/2-1/2 (16) Boixader Arbo,X (2150)
-Martinez Ramirez,E Barcelona ESP 2019}) 9. Nc3 Rb8 ({RR} 9... O-O 10. Qe3 Ne6
11. Bh6 d5 12. Bxg7 Kxg7 13. O-O-O d4 14. Nxd4 Ncxd4 15. Nb5 Qa5 16. Nxd4 Qxa2
17. Qa3 Qxa3 18. bxa3 Nc5 19. Bc4 Rd8 20. Rhe1 Be6 21. Bxe6 Nxe6 22. Nxe6+ fxe6
23. Kb2 Kf7 24. c4 {Solodovnichenko,Y (2564)-Sandkamp,R (2346) playchess.com
INT 2007 1/2-1/2 (45)}) 10. O-O-O b5 11. Nd5 $146 ({RR} 11. h4 b4 12. Nd5 Ne6
13. Be3 Qa5 14. Kb1 Bb7 15. Bc4 h5 16. Rhe1 O-O 17. g4 Nc5 18. Bxc5 Qxc5 19.
gxh5 Na5 20. Bb3 Nxb3 21. axb3 e6 22. hxg6 Bxd5 23. Qg4 Bxf3 24. Qxf3 fxg6 25.
Qe4 Rf5 {Cucarella Montell,A (1946)-Ruiz Font,E (2039) Salobrena 2012 0-1 (61)}
) 11... Ne6 12. Bg3 Qa5 13. Kb1 O-O 14. h4 h5 15. Nd2 Bb7 16. Nb3 Qa4 17. Qe3
b4 18. Bc4 Ba6 19. Bxa6 Qxa6 20. f4 Qb5 21. f5 gxf5 22. Rhf1 a5 23. Rxf5 a4 24.
Nc1 Qc5 25. Qe4 Rfc8 26. Nf6+ exf6 27. exf6 Qf8 28. Rxh5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.9"]
[White "Vargas, Gabriela"]
[Black "Gemy, Jose Daniel"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2084"]
[BlackElo "2329"]
[PlyCount "46"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. c4 g5 6. h3 Rg8 7. Nc3 Bb4 8. Bd2 h5
9. Ne4 $146 ({RR} 9. Qe2 g4 10. hxg4 hxg4 11. Nh4 Nc6 12. O-O-O Be7 13. a3 d5
14. f3 Na5 15. cxd5 Nxd5 16. Nxd5 Bxd5 17. e4 Nb3+ 18. Kb1 Nxd4 19. Qe3 Bb3 20.
Rc1 c5 21. Bc3 Ba4 22. Nf5 exf5 23. exf5 Qd6 {Koster,R (2279)-Bosboom,M (2425)
Amsterdam 2004 1/2-1/2 (46)}) 9... Nxe4 10. Bxb4 c5 11. Bxe4 Bxe4 12. Bc3 d6
13. dxc5 bxc5 14. Nd2 Bg6 15. Qf3 Nd7 16. Ne4 Bxe4 17. Qxe4 Ke7 18. O-O-O a5
19. Qc6 Qb8 20. Rd3 Rc8 21. Qf3 h4 22. Rhd1 Ra6 23. Qh5 Rg8 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.10"]
[White "Filgueiras, Nathan Felipe"]
[Black "Da Silva, Lucas Pereira Mende"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2321"]
[BlackElo "1974"]
[PlyCount "71"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. h3 O-O 6. Be3 e5 7. d5 a5 8. g4 Na6
9. Nge2 Qe8 ({RR} 9... Nd7 10. Qd2 Ndc5 11. Ng3 c6 12. Be2 cxd5 13. cxd5 a4 14.
h4 Bd7 15. h5 Rc8 16. Kf1 a3 17. b3 Qa5 18. Rc1 f6 19. Kg2 Nb4 20. hxg6 hxg6
21. Bh6 Rf7 22. Rh2 Bxh6 23. Qxh6 Rg7 24. Rch1 {Caruana,F (2832)-Nakamura,H 
(2746) London ENG 2018 0-1 (39)}) ({RR} 9... Nd7 10. Ng3 Ndc5 11. Qd2 Re8 12.
Be2 Bd7 13. h4 c6 14. h5 cxd5 15. cxd5 Rb8 16. hxg6 hxg6 17. f3 b5 18. Nd1 b4
19. Bf1 Qb6 20. Qh2 f6 21. Bh6 Re7 22. Ne3 Na4 23. Bxa6 Qxa6 24. Bxg7 {Bilych,
O (2311)-Popadic,D (2143) chess.com INT 2021 1-0 (52)}) 10. Ng3 Kh8 11. f3 Ng8
12. Qd2 $146 ({RR} 12. Bg2 h6 13. Bf2 Bd7 14. h4 Rb8 15. Bf1 Nc5 16. Nb5 Qd8
17. Qd2 Ra8 18. Bh3 b6 19. h5 g5 20. Nf5 Bxf5 21. gxf5 f6 22. Bf1 Qd7 23. Bd3
Rfc8 24. Nc3 Nxd3+ 25. Qxd3 Ne7 26. Kf1 Qe8 {Rakic,T (1824)-Dominguez,L (1966)
Maribor 2012 0-1 (58)}) 12... f5 13. exf5 gxf5 14. Nh5 Bf6 15. O-O-O Bh4 16.
Bd3 Nc5 17. Bc2 b6 18. Rdg1 f4 19. Bf2 Bd8 20. h4 a4 21. Bxc5 bxc5 22. Qd3 Bf5
23. gxf5 Qxh5 24. f6 Bxf6 25. Ne4 Ne7 26. Ng5 e4 27. Qxe4 Nf5 28. Qxf5 Bxb2+
29. Kxb2 Rxf5 30. Bxf5 Qe8 31. Be6 Qb8+ 32. Kc2 Kg7 33. Ne4+ Kh6 34. Rg8 Qa7
35. Rg5 Qa6 36. Kd3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.11"]
[White "Ribeiro, Matheus Mendes Domi"]
[Black "Oliveira, Silvio Eduardo"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2130"]
[BlackElo "2297"]
[PlyCount "43"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3 6. Qxc3 Qe7 7. Be2 O-O 8.
O-O e4 9. Nd4 Nxd4 10. Qxd4 c5 11. Qc3 d5 12. d4 $146 ({RR} 12. b3 Rd8 13. d4
exd3 14. Bxd3 Be6 15. Bb2 dxc4 16. bxc4 Rd7 17. Bc2 Rad8 18. Rad1 Rxd1 19. Rxd1
Rxd1+ 20. Bxd1 Qd7 21. Be2 Ne8 22. e4 f6 23. e5 fxe5 24. Qxe5 b6 25. h4 h6 26.
Qb8 Kh7 {Vachier Lagrave,M (2789)-Karjakin,S (2782) Leuven BEL 2018 1-0 (51)})
12... cxd4 13. exd4 dxc4 14. Bxc4 Be6 15. b3 Rfc8 16. Bg5 b5 17. d5 Nxd5 18.
Bxe7 Nxc3 19. Bxe6 Ne2+ 20. Kh1 fxe6 21. Rfe1 Rc2 22. a3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.12"]
[White "Cordero, Daniela"]
[Black "Melian, Juan Sebastian"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "2028"]
[BlackElo "2238"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. c4 Bb4+ ({RR} 5... Bd6 6. O-O O-O 7.
Nbd2 {1/2-1/2 (7) Makarov,M (2530)-Alekseev,E (2609) Moscow 2004}) 6. Bd2 a5 ({
RR} 6... Bxd2+ 7. Qxd2 O-O 8. Nc3 d6 9. O-O Nbd7 10. b4 Bxf3 11. gxf3 e5 12. d5
Nh5 13. Ne4 f5 14. Ng3 Nxg3 15. fxg3 f4 16. Rae1 Qg5 17. Kg2 fxe3 18. Qxe3 Qxe3
19. Rxe3 Rae8 20. Bc2 Re7 21. Ba4 {Urazayev,A (2437)-Artemenko,O (2246) chess.
com INT 2021 1-0 (87)}) 7. O-O O-O 8. b3 $146 ({RR} 8. Bc1 Be7 9. Nc3 d5 10.
cxd5 exd5 11. Ne5 Ba6 12. Bxa6 Rxa6 13. Qe2 Ra7 14. Bd2 c6 15. f4 Nfd7 16. Rf3
f6 17. Nd3 Qe8 18. f5 Bd6 19. Rh3 Rf7 20. Re1 Re7 21. Qf3 Bc7 22. e4 dxe4 {
Mercier,J (2225)-Morales,H (2275) France 1993 1-0 (41)}) ({RR} 8. a3 Be7 9. Nc3
d5 10. cxd5 exd5 11. Qc2 c5 12. Ne5 Nbd7 13. f4 Rc8 14. Nxd7 Nxd7 15. Bxh7+ Kh8
16. Bf5 cxd4 17. exd4 Bf6 18. Qd3 g6 19. Qh3+ Kg7 20. Bxd7 Bxd4+ 21. Kh1 Rc7
22. Qd3 Qf6 {Papp,Z (2110)-Bauman,T Veszprem 1995 1-0}) ({RR} 8. a3 Bxd2 9.
Qxd2 d6 10. Nc3 Nbd7 11. b4 Bxf3 12. gxf3 e5 13. Ne4 exd4 14. exd4 Re8 15. Ng3
Nf8 16. Kh1 axb4 17. axb4 Ng6 18. Rg1 c5 19. Bxg6 hxg6 20. dxc5 dxc5 21. Qxd8
Rexd8 22. Rxa8 Rxa8 {Krylov,K (2204)-Belousov,D (2268) St Petersburg 2006 1/
2-1/2 (57)}) 8... Bxd2 9. Nbxd2 d6 10. Qc2 Nbd7 11. Ng5 h6 12. Nh3 e5 13. f4
exd4 14. exd4 Ng4 15. Qc3 Re8 16. f5 Qf6 17. Rf4 h5 18. Be4 c6 19. Bf3 Qh6 20.
Ne4 d5 21. Ng3 Ngf6 22. Rf1 c5 23. Rh4 Re3 24. Qc1 Rae8 25. cxd5 Bxd5 26. Bxd5
Nxd5 27. Rxh5 Qf6 28. dxc5 Qd4 29. Kh1 Nxc5 30. f6 Nd3 31. Qc6 Nxf6 32. Rhf5
Nb4 33. Qb5 Nxa2 34. Rxf6 gxf6 35. Rf4 Re1+ 36. Nf1 R8e5 37. Qa6 Qd8 38. Rg4+
Kf8 39. Rh4 Nb4 40. Qc4 Qd3 41. Qc8+ Re8 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.13"]
[White "Matsuura, Everaldo"]
[Black "Jenidarchiche, Douglas Rodrigo"]
[Result "1-0"]
[ECO "C32"]
[WhiteElo "2410"]
[BlackElo "1845"]
[PlyCount "85"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Qxd5 5. Nc3 Bb4 6. Bd2 Bxc3 7. Bxc3 Nf6 8.
Qe2 Bf5 9. Bxf6 gxf6 10. g4 Be6 11. dxe4 Qa5+ 12. c3 Nc6 13. f5 Bd7 $146 ({RR} 
13... Bxa2 14. b4 Nxb4 15. Qb5+ Qxb5 16. Bxb5+ {1-0 (16) Menvielle Laccourreye,
A (2145)-Aguilera Suarez,A (1819) Gran Canaria 2014}) 14. Qb5 Qb6 15. Qxb6 axb6
16. Nf3 h5 17. Rg1 Ra4 18. Bd3 hxg4 19. Bc2 gxf3 20. Bxa4 Rxh2 21. O-O-O Ne5
22. Bxd7+ Nxd7 23. Rd2 Rxd2 24. Kxd2 Ne5 25. b3 Ke7 26. Ke3 Kd7 27. a4 c6 28.
Rg8 Kc7 29. Ra8 Kd7 30. Kf2 Kc7 31. Rg8 Kd7 32. Rg1 Kc7 33. Rd1 Kc8 34. Kg3 Kc7
35. b4 b5 36. a5 c5 37. Rd5 cxb4 38. cxb4 b6 39. Rxb5 bxa5 40. bxa5 Nc6 41. a6
Kd8 42. Rb6 Kc7 43. Rb7+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.15"]
[White "Cardoso, Maria Paula Da Silv"]
[Black "Terao, Juliana Sayumi"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1780"]
[BlackElo "2198"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 a6 6. Bb3 Ba7 7. Nbd2 O-O 8. Nf1
d5 9. Qe2 ({RR} 9. exd5 Nxd5 10. Ng3 Nf4 11. Bxf4 exf4 12. Ne4 Na5 13. Bc2 c5
14. O-O Bg4 15. Re1 Rc8 16. a3 Nc6 17. Ned2 Bb8 18. Qe2 b5 19. Qf1 Qf6 20. Rac1
Rfd8 21. Kh1 Qh6 22. Qe2 Qh5 23. Qf1 Rd6 {Tissir,M (2376)-Ameir,M (2357) Dubai
UAE 2021 0-1 (32)}) 9... h6 10. Ng3 Re8 11. h3 Na5 $146 ({RR} 11... Be6 12. Nh2
dxe4 13. dxe4 Nd7 14. Bc2 Ne7 15. Ng4 Ng6 16. O-O Nf4 17. Qf3 Bxg4 18. Qxg4 Qg5
19. Qf3 Nf8 20. Kh2 N8g6 21. Nf5 Nh4 22. Nxh4 Qxh4 23. Bb3 Ne6 24. g3 Qe7 25.
Bd2 Rad8 26. Rad1 {Kobalia,M (2614)-Iuldachev,S (2541) Abu Dhabi 2005 1/2-1/2 
(38)}) ({RR} 11... Be6 12. Bc2 dxe4 13. dxe4 Qe7 14. Nh4 Rad8 15. Nhf5 Qc5 16.
Qf3 Bxf5 17. Nxf5 Nd4 18. Nxd4 exd4 19. O-O Qc6 20. Re1 Re6 21. Qd3 Rde8 22.
cxd4 Rxe4 23. Rxe4 Qxe4 24. Qxe4 Nxe4 25. Be3 Nf6 26. Bb3 {De Vleeschauwer,M 
(1918)-Nabuurs,J (2218) Vlissingen 2011 1/2-1/2 (54)}) ({RR} 11... Be6 12. Bc2
b5 13. Nh4 Bc5 14. Qf3 Nxe4 15. Nxe4 dxe4 16. Qxe4 Bd5 17. Qg4 Re6 18. O-O Rf6
19. Be3 Be7 20. d4 exd4 21. cxd4 Kh8 22. Qh5 Nb4 23. Bb1 Bc4 24. Rd1 Nd5 25. b3
Nxe3 26. fxe3 {Jessel,S (2313)-Houska,J (2355) Birmingham 2006 0-1 (39)}) 12.
Bc2 c5 13. O-O b5 14. Bd2 Rb8 15. a3 c4 16. Rad1 Bb7 17. Bc1 Qc7 18. Nh4 cxd3
19. Bxd3 dxe4 20. Nxe4 Nxe4 21. Bxe4 Bxe4 22. Qxe4 Qc4 23. Qxc4 Nxc4 24. Rd7
Bb6 25. Nf5 e4 26. Nd6 Red8 27. Rxd8+ Rxd8 28. Nxe4 f5 29. Ng3 Rd5 30. Re1 Kf7
31. Ne2 g5 32. h4 Kf6 33. hxg5+ hxg5 34. Kf1 f4 35. Ng1 Ne5 36. Nh3 Nd3 37. Rd1
g4 38. Ng1 Bxf2 39. Rxd3 Rxd3 40. Kxf2 Ke5 41. Ne2 f3 42. gxf3 Rxf3+ 43. Kg2
Ke4 44. Bh6 Kd3 45. Nd4 Rf7 46. Bg5 Kc4 47. Bd8 Rf8 48. Be7 Re8 49. Bb4 Re3 50.
b3+ Kd3 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.16"]
[White "Bastos, Danillo Alves"]
[Black "Batista, Renato Luiz"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1667"]
[BlackElo "2174"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Na6 7. Nge2 c5 8. Qd2
Be6 ({RR} 8... Re8 9. Rd1 Qa5 10. dxc5 Nxc5 11. Nd4 Bd7 12. Be2 a6 13. O-O Rec8
14. g4 Na4 15. Nxa4 Qxd2 16. Rxd2 Bxa4 17. b3 Be8 18. h4 Nd7 19. h5 Nc5 20.
hxg6 hxg6 21. Kg2 Bd7 22. g5 Rab8 23. Rh1 {Vajda,L (2537)-Lupulescu,C (2499)
Bucharest 2003 1/2-1/2 (47)}) ({RR} 8... Re8 9. dxc5 dxc5 10. Rd1 Qxd2+ 11.
Rxd2 Nd7 12. Nb5 Ne5 13. Nf4 Be6 14. Nxe6 fxe6 15. Be2 Red8 16. f4 Rxd2 17.
Bxd2 Nc6 18. e5 Rd8 19. Bc3 Nab4 20. O-O Nxa2 21. Bg4 Nxc3 22. Bxe6+ Kh8 23.
Nxc3 {Gnojek,P (2150)-Kostka,V (2143) Czech Republic CZE 2019 1/2-1/2 (31)}) 9.
Ng3 $146 ({RR} 9. Nf4 Bd7 10. dxc5 Nxc5 11. Be2 Na4 12. Nxa4 Bxa4 13. Rc1 Bc6 {
1/2-1/2 (13) Franco Raymundo,E-Rossolimo,N Madrid 1957}) ({RR} 9. d5 Bd7 10.
Bh6 Nh5 11. Bxg7 Nxg7 12. g4 e5 13. h4 f6 14. Ng3 Nc7 15. Bd3 a6 16. Qh6 Qe7
17. Nd1 Nge8 18. Nf2 Qg7 19. Qd2 Qe7 20. O-O-O b5 21. Rdg1 bxc4 22. Bxc4 Kh8
23. Bd3 Nb5 {Lange,G-Kohl,A Kettig 1999 1-0 (46)}) ({RR} 9. d5 Bd7 10. Bh6 Nc7
11. h4 Rb8 12. h5 b5 13. g4 bxc4 14. O-O-O Nb5 15. Bxg7 Kxg7 16. hxg6 fxg6 17.
Qh6+ Kg8 18. g5 Nh5 19. Nxb5 Rxb5 20. Nc3 Rb8 21. Rxh5 gxh5 22. g6 hxg6 23.
Qxg6+ Kh8 {Baerthel,J (2215)-Merck,D Germany 1993 1-0}) 9... cxd4 10. Bxd4 Qa5
11. Be2 Rfc8 12. b3 Nb4 13. O-O Nc6 14. Be3 Ng4 15. Nd5 Nxe3 16. Qxa5 Nxa5 17.
Nxe3 Bxa1 18. Rxa1 a6 19. f4 f6 20. f5 Bf7 21. Nd5 Bxd5 22. exd5 Rab8 23. Bd3
g5 24. Ne4 b5 25. c5 dxc5 26. d6 c4 27. bxc4 bxc4 28. Bc2 exd6 29. Nxf6+ Kg7
30. Ne4 d5 31. f6+ Kf7 32. Rf1 dxe4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.17"]
[White "Da Rocha, Lucas Sampaio"]
[Black "Awoki, Daniel Teidi"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1647"]
[BlackElo "2152"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 cxd4 7. cxd4 e6 8.
O-O Nf6 9. Nc3 Qd6 10. Be3 Be7 11. h3 Bh5 12. Qb3 O-O 13. Rfd1 Nb4 14. Rac1
Nbd5 15. Bg5 Rfd8 ({RR} 15... Qb4 16. Qxb4 Bxb4 17. Bxf6 Nxf6 18. g4 Bg6 19.
Ne5 Rfd8 20. Bf3 Bxc3 21. Rxc3 Rac8 22. Bxb7 Rxc3 23. bxc3 Rb8 24. Bf3 Rb2 25.
c4 Rxa2 26. c5 Kf8 27. Nxg6+ hxg6 28. Rb1 Nd5 29. Bxd5 exd5 30. Rb8+ {Potapov,
P (2481)-Shcherbin,M (2366) Sochi RUS 2021 1/2-1/2 (36)}) 16. g4 Bg6 17. Ne5 a6
$146 ({RR} 17... Be4 18. Bf1 Nxc3 19. bxc3 Nxg4 20. Bxe7 Nxe5 21. Bxd6 Nf3+ 22.
Kg2 Nd2+ 23. Kg3 Nxb3 24. axb3 Rxd6 25. Kf4 Bc6 26. c4 Rad8 27. Ke3 g5 28. Rd2
f5 29. Rcd1 Kg7 30. f4 h6 31. d5 exd5 32. cxd5 {Pap,M (2170)-Arsovic,G (2350)
Niska Banja 1996 0-1 (32)}) ({RR} 17... Nxc3 18. bxc3 Nd5 19. Bd2 Qb6 20. c4
Qxb3 21. axb3 Nb4 22. Nxg6 hxg6 23. Be3 Rd7 24. g5 Rad8 25. Bf3 f5 26. gxf6
gxf6 27. Rd2 f5 28. Rcd1 b6 29. Bg2 g5 30. f4 gxf4 31. Bxf4 Bf6 32. Be3 {
Delemarre,I (2195)-Kiss,P (2435) Bern 1998 0-1 (54)}) ({RR} 17... Qb4 18. Nxd5
Rxd5 19. Qxb4 Bxb4 20. Rc7 Bd6 21. Rxb7 Be4 22. Rb5 Rc8 23. f3 Bc2 24. Rd2 Rxb5
25. Bxb5 Bb4 26. Rf2 Bb1 27. Nc6 Bd6 28. b3 a6 29. Ba4 Nd5 30. Rb2 Bd3 31. Rd2
Bb1 32. Rb2 {Ekstroem,R (2501)-Matros,A (2391) Sweden 2000 1/2-1/2 (59)}) 18.
h4 h6 19. Bxf6 Bxf6 20. Nxg6 Nxc3 21. Rxc3 fxg6 22. Qxb7 Bxd4 23. Bf3 Qg3+ 24.
Kh1 Qxh4+ 25. Kg2 Qxf2+ 26. Kh3 Be5 27. Bg2 g5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.18"]
[White "Saito, Vinicius"]
[Black "Aragao Neto, Joao Batista"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2147"]
[BlackElo "1585"]
[PlyCount "61"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. a3 Bg4 7. h3 Bxf3 8. Qxf3
c6 ({RR} 8... Nc6 9. Qf2 Nd7 10. Be3 e5 11. dxe5 dxe5 12. f5 Nd4 13. Bc4 Nb6
14. Ba2 Kh8 15. O-O-O Qe8 16. f6 c5 17. Rhf1 Qc6 18. fxg7+ Kxg7 19. Nd5 f5 20.
Qh4 Nxd5 21. Bxd5 Qa4 22. Rxd4 cxd4 23. Bh6+ {Kanyamarala,T (2369)-Palma
Villanueva,M (2070) Tornelo INT 2021 1-0}) 9. Be3 Nbd7 10. e5 Ne8 11. Bc4 $146
({RR} 11. h4 c5 12. O-O-O a6 13. h5 b5 14. dxc5 Rc8 15. c6 Nb8 16. hxg6 fxg6
17. Qh3 h5 18. Bd3 Nc7 19. Bxg6 {1-0 (19) Reipsch,J (2221)-Porfireanu,S (1905)
Albena 2013}) 11... d5 12. Bd3 e6 13. h4 f5 14. h5 Rf7 15. g4 Nf8 16. gxf5 exf5
17. hxg6 hxg6 18. Ne2 Bh8 19. c4 Nc7 20. Nc3 Qd7 21. cxd5 cxd5 22. Kd2 Rd8 23.
Rag1 a6 24. Qh3 Rh7 25. Qg2 Rxh1 26. Rxh1 Bg7 27. Bb1 Kf7 28. Ba2 Ke6 29. Rc1
Bh6 30. Qh1 Bg7 31. Nxd5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.19"]
[White "Mattos, Bernardo Cunha"]
[Black "Silva, Kaua Marques"]
[Result "0-1"]
[ECO "A33"]
[WhiteElo "1567"]
[BlackElo "2142"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. Bf4 Bc5 ({RR} 6... d6
7. Bg3 Nh5 8. e3 Nxg3 9. hxg3 Bd7 10. Ndb5 Qb6 11. Qd2 O-O-O 12. Ne4 Kb8 13.
Nbxd6 f5 14. c5 Qc7 15. Ng5 Ne5 16. Rc1 Bxd6 17. cxd6 Qb6 18. Qd4 Rc8 19. Rxc8+
Rxc8 20. Qxb6 axb6 21. f4 {Bu Xiangzhi (2712)-Le Quang Liem (2728) Danzhou CHN
2018 1-0 (57)}) ({RR} 6... Bb4 7. Ndb5 O-O 8. Bc7 Qe7 9. Bd6 Bxd6 10. Nxd6 Ne8
11. Nxe8 Rxe8 12. e3 b6 13. Be2 Bb7 14. O-O Red8 15. Qd2 Rac8 16. Rfd1 Ne5 17.
b3 d5 18. cxd5 Bxd5 19. Nxd5 Rxd5 20. Rac1 Rxc1 21. Qxc1 {Krivonosov,O (2362)
-Rozen,E (2386) chess.com INT 2021 0-1 (56)}) 7. Nxc6 bxc6 8. Bd6 $146 ({RR} 8.
e3 O-O 9. Be2 d5 10. O-O Qe7 11. Rc1 Rd8 12. Qc2 d4 13. exd4 Bxd4 14. Bf3 Bb7
15. Rfe1 c5 16. Bxb7 Qxb7 17. Nb5 Rac8 18. Nd6 Qc7 19. Nxc8 Qxf4 20. Ne7+ Kf8
21. Nc6 Ng4 22. Nxd4 Qxh2+ {Khismatullin,D (2618)-Navara,D (2734) Riga LAT
2019 0-1 (42)}) 8... Qb6 9. Bxc5 Qxc5 10. e3 Rb8 11. Qd2 O-O 12. Be2 d5 13.
cxd5 exd5 14. O-O Re8 15. Rac1 Qd6 16. Rfd1 h5 17. h3 Bd7 18. Bf3 Qe5 19. b3 g5
20. Qd4 g4 21. Qxe5 Rxe5 22. hxg4 hxg4 23. Be2 Kg7 24. g3 Rh8 25. Bf1 Reh5 26.
Bg2 Bf5 27. Kf1 Rh2 28. Ne2 Be4 29. Nf4 Bf3 30. Bxf3 gxf3 31. Ke1 Ne4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.20"]
[White "Munhoz, Joao Pedro"]
[Black "Do Nascimento, Christian Almeida"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1608"]
[BlackElo "2123"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 Bb4 6. Nge2 O-O 7. O-O d6 ({RR} 
7... Bxc3 8. Nxc3 d6 9. d4 e4 10. f3 exf3 11. Qxf3 Bd7 12. b3 Rb8 13. Bb2 Qe8
14. Rae1 Qg6 15. Qd1 Ne7 16. e4 fxe4 17. Nxe4 Nxe4 18. Rxe4 Rxf1+ 19. Qxf1 Rf8
20. Qe1 Nc6 21. d5 Nd8 22. Re7 {Granda Zuniga,J (2663)-Caruana,F (2801)
Tromsoe 2014 1/2-1/2 (67)}) 8. b3 ({RR} 8. Nd5 Nxd5 9. cxd5 Ne7 10. d4 Ba5 11.
b4 Bb6 12. dxe5 dxe5 13. Qb3 Kh8 14. a4 a6 15. Bb2 Ng6 16. a5 Ba7 17. Qc3 Re8
18. Nf4 Re7 19. Nxg6+ hxg6 20. Rac1 Rb8 21. b5 b6 22. Ba3 Rf7 {Raahul,V (2231)
-Neverov,V (2496) Bhubaneswar IND 2018 1/2-1/2 (48)}) 8... Bxc3 9. Nxc3 a6 $146
({RR} 9... Qe8 10. Bb2 g5 11. Re1 Qg6 12. Qc2 Nb4 13. Qd1 Nd3 14. Qe2 Nxe1 15.
Rxe1 c6 16. b4 Bd7 17. a4 Rae8 18. b5 f4 19. Ba3 Re6 20. Kh1 g4 21. gxf4 exf4
22. Rg1 Nh5 23. h3 f3 24. Bxf3 {Lubicki,B-Kubicki,M Krynica 1998 0-1}) ({RR} 
9... Qe8 10. d3 g5 11. Nd5 Nxd5 12. cxd5 Ne7 13. f4 gxf4 14. exf4 Ng6 15. fxe5
dxe5 16. h4 Rf7 17. Bg5 a5 18. Qe2 Nf8 19. Rae1 Nd7 20. g4 fxg4 21. Qxg4 Nf6
22. Qg3 Ng4 23. Bf6 Kf8 24. Bxe5 {Krylov,S (2295)-Holder,H Vadso 2000 1-0 (42)}
) ({RR} 9... Qe8 10. d3 Bd7 11. Ba3 Qg6 12. c5 dxc5 13. Bxc5 Rfe8 14. b4 a6 15.
b5 axb5 16. Nxb5 Rac8 17. a4 e4 18. Nc3 b6 19. Ba3 Kh8 20. Ne2 Ne5 21. Nf4 Qf7
22. Bb2 c5 23. Bxe5 {1/2-1/2 (23) Razuvaev,Y (2555)-Nevednichy,V (2480)
Tiraspol 1994}) 10. Bb2 Qe8 11. h3 Qg6 12. Ne2 Nh5 13. Nc3 Nf6 14. Nd5 Nxd5 15.
Bxd5+ Be6 16. Bxe6+ Qxe6 17. f4 Rae8 18. Qe2 Rf7 19. Kh2 d5 20. cxd5 Qxd5 21.
fxe5 Nxe5 22. Bxe5 Qxe5 23. Rac1 f4 24. Qf3 fxg3+ 25. Qxg3 Rd7 26. Rf2 c6 27.
Rcf1 Qxg3+ 28. Kxg3 g6 29. Kf3 Re5 30. d4 Rh5 31. Kg3 c5 32. Rf4 cxd4 33. exd4
Ra5 34. R1f2 Kg7 35. a4 b5 36. axb5 Rxb5 37. R2f3 Rdb7 38. Rf6 a5 39. Ra6 Rd5
40. Rd3 Rb4 41. Kf2 Rbxd4 42. Rxd4 Rxd4 43. Rxa5 Rd3 44. Ra7+ Kh6 45. b4 Rxh3
46. Ke2 g5 47. Kd2 g4 48. Kc2 Rh1 49. Ra3 Rh2+ 50. Kb1 Rh3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.21"]
[White "Resende, Ana Gabriela Lobato"]
[Black "Cueto, Jonny"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1800"]
[BlackElo "2108"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d6 2. Nf3 Bg4 3. h3 ({RR} 3. Nfd2 e5 4. Nb3 Be7 5. g3 Nf6 6. Bg2 c6 7. c4
a5 8. a4 O-O 9. Bd2 Nbd7 10. O-O Qb6 11. d5 cxd5 12. cxd5 Bxe2 13. Qxe2 Qxb3
14. Nc3 Rfc8 15. Rfb1 Qc4 16. Qe1 Nc5 17. Bf1 Qg4 {Monroy Carrizo,J (1963)
-Cueto,J (2282) Santa Cruz 2014 1-0 (41)}) 3... Bh5 ({RR} 3... Bxf3 4. gxf3 d5
5. c4 c6 6. Qb3 Qd7 7. Bf4 Nf6 8. e3 e6 9. Nc3 Be7 10. Rg1 g6 11. Be5 O-O 12.
f4 Qc8 13. Rc1 Nbd7 14. Bd3 dxc4 15. Qxc4 Qd8 16. Bb1 Rc8 17. f5 exf5 18. Bxf5
{Rakhmanov,A (2590)-Pridorozhni,A (2553) Pardubice 2010 1/2-1/2 (55)}) 4. Nc3
$146 ({RR} 4. c4 Nd7 5. Bg5 c6 6. Bh4 Ngf6 7. Nc3 e5 8. e3 Be7 9. Be2 O-O 10.
O-O Re8 11. Re1 a6 12. Bg3 Bf8 13. Nd2 Bg6 14. Bf3 e4 15. Be2 b5 16. cxb5 axb5
17. a4 b4 18. Na2 d5 {Panas,I-Larsson,A (2257) Sweden 2011 0-1 (40)}) ({RR} 4.
g4 Bg6 5. Nh4 e6 6. Nxg6 hxg6 7. c4 d5 8. cxd5 exd5 9. Nc3 c6 10. Bg2 Nf6 11.
Bf4 Bd6 12. Qd2 Qe7 13. Bxd6 Qxd6 14. e3 Nbd7 15. O-O-O O-O-O 16. Kb1 Nb6 17.
g5 Ng8 18. h4 Ne7 {Gabriel,R (2220)-Ashiev,E (2202) chess.com INT 2021 0-1 (51)
}) ({RR} 4. c4 Nd7 5. Nc3 e5 6. g4 Bg6 7. Bg2 Be7 8. dxe5 dxe5 9. Be3 c6 10.
Nd2 Qc7 11. Nde4 Bxe4 12. Nxe4 Ngf6 13. Qb3 Nxe4 14. Bxe4 Nc5 15. Bxc5 Bxc5 16.
e3 O-O-O 17. Ke2 g6 18. Rad1 Qe7 {Roizen,N-Kolasinski,M (2305) Naleczow 1989 1/
2-1/2}) 4... Nd7 5. Bf4 e5 6. dxe5 Bxf3 7. exf3 dxe5 8. Be3 Ngf6 9. Bd3 Bb4 10.
Bd2 O-O 11. Ne4 Bxd2+ 12. Qxd2 Qe7 13. O-O Rad8 14. Qe3 b6 15. Rad1 Nd5 16. Qc1
Nf4 17. Ng3 Nc5 18. Be4 h5 19. Qe3 Qg5 20. h4 Qxh4 21. Rfe1 Qg5 22. Bf5 h4 23.
Bh3 hxg3 24. Kf1 gxf2 25. Qxf2 Nxh3 26. gxh3 Ne6 27. h4 Qf5 28. Rc1 Nf4 29. Re4
Rd6 30. Ke1 Rfd8 31. Qf1 Rd2 32. b4 Ng2+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.22"]
[White "Kropff, Ricardo"]
[Black "De Brito E Silva, William"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2052"]
[BlackElo "1549"]
[PlyCount "47"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Bg5 Qe7 ({
RR} 7... O-O 8. Qf3 Nd4 9. Nxd4 Bxd4 10. O-O-O Bxc3 11. bxc3 Re8 12. Bc4 d6 13.
Bxf6 Qxf6 14. Qxf6 gxf6 15. Rhe1 f5 16. Bd5 fxe4 17. Bxe4 Re5 18. Bd5 Rxe1 19.
Rxe1 Kf8 20. Re4 c6 21. Bb3 Bf5 22. Rf4 {Carlsen,M (2881)-Nakamura,H (2775)
Dubai 2014 1/2-1/2 (62)}) ({RR} 7... O-O 8. Qd2 a5 9. a4 h6 10. Be3 Bxe3 11.
Qxe3 Re8 12. O-O-O Nb4 13. f3 d5 14. Qd4 c6 15. exd5 Nfxd5 16. Nxd5 Qxd5 17.
Qxd5 Nxd5 18. Bd3 Nf4 19. g3 Nxd3+ 20. Rxd3 Bf5 21. Rd2 Re3 22. Nd4 {Gvetadze,
S (2302)-Khomeriki,N (2293) Tbilisi GEO 2021 1/2-1/2}) 8. Bd3 Nb4 9. O-O $146 (
{RR} 9. Qe2 d6 10. Na4 Bd7 11. Nxb6 axb6 12. O-O O-O 13. a3 Nc6 14. f4 Rfe8 15.
Rae1 Bg4 16. Qf2 h6 17. Bh4 Rad8 18. Nd4 Bd7 19. Nf5 Bxf5 20. exf5 Qd7 21. Bxf6
gxf6 22. Qh4 Kg7 23. Rxe8 Qxe8 {Gruber,M (1765)-Umancova,B Klatovy 1998 1-0})
9... Qe5 10. Qd2 O-O 11. Kh1 Ng4 12. f4 Nxd3 13. Qxd3 Qe6 14. Qg3 Ne3 15. f5
Nxf1 16. Rxf1 Qc4 17. Rf4 g6 18. Bf6 Qc6 19. Qh4 h5 20. Qg5 Be3 21. fxg6 Bxf4
22. gxf7+ Kxf7 23. Qg7+ Ke6 24. Qe7# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.23"]
[White "Santos, Isaque Goncalves"]
[Black "Barberi, Catarina"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "1996"]
[BlackElo "1524"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3
Bb7 9. O-O Nbd7 10. Rc1 h6 11. Bh4 Rc8 ({RR} 11... Ne4 12. Bg3 Nxg3 13. hxg3 c5
14. Bb1 Nf6 15. Qb3 c4 16. Qc2 Bb4 17. Ne5 Bxc3 18. bxc3 Re8 19. g4 Qe7 20. f3
b5 21. Kf2 b4 22. cxb4 Qxb4 23. Rh1 Rad8 24. Rh3 Kf8 25. Re1 Rd6 26. Rhh1 {
Akopian,V (2590)-Garcia,G (2470) Los Angeles 1991 1-0 (32)}) 12. Bf5 ({RR} 12.
Qe2 Re8 13. Ba6 Rb8 14. a3 Qc8 15. Bd3 c6 16. Bg3 Ra8 17. Ne5 Nxe5 18. dxe5 Nd7
19. Nxd5 c5 20. Nc3 Bd8 21. f4 Be7 22. Rfd1 Bc6 23. Ne4 Qb7 24. Ba6 Qc7 25. Nd6
Red8 26. Nxf7 Rf8 {Mamoulakis,E (2022)-Fragkiadakis,N (1167) Irakleio GRE 2020
1-0 (36)}) 12... Rb8 13. Nb5 $146 ({RR} 13. Qa4 c5 14. Bxf6 Bxf6 15. Qxd7 Qxd7
16. Bxd7 Rbd8 17. Bf5 c4 18. Rfe1 Rfe8 19. Rcd1 a6 20. a4 Be7 21. Ne5 Rc8 22.
Bxc8 Rxc8 23. Nd7 Bc6 24. Nxb6 Rb8 25. Nbxd5 Bxd5 26. Nxd5 Bd6 27. Re2 a5 {
Mangini,B (1771)-Barbosa,V (1624) Sao Paulo 2016 1-0 (47)}) 13... Ba6 14. Qa4
Bxb5 15. Qxb5 c5 16. Bg3 Ra8 17. Rfd1 a6 18. Qe2 c4 19. Ne5 Re8 20. Nc6 Qc8 21.
Nxe7+ Rxe7 22. Bd6 Re8 23. g4 Qc6 24. Bf4 b5 25. h4 Ne4 26. f3 Nd6 27. Bb1 Nf8
28. h5 Ne6 29. Qc2 Nb7 30. Be5 Nf8 31. Kf2 Qe6 32. Rg1 f6 33. Bf4 Nd6 34. Rce1
Nf7 35. Qd2 Ng5 36. Kg2 Qc6 37. Bxg5 fxg5 38. e4 Rad8 39. e5 Ne6 40. Rd1 Rf8
41. Qc2 Rf4 42. Qh7+ Kf8 43. Bf5 Re8 44. Qg6 Rxg4+ 45. Kf2 Rxg1 46. Kxg1 Nd8
47. Qxc6 Nxc6 48. Bd7 Rb8 49. Bxc6 Rd8 50. e6 Ke7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.24"]
[White "Simeao, Miguel Roberto Rani"]
[Black "Matiuci, Bernardo Steinle"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "1962"]
[BlackElo "1546"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. e4 c5 4. g3 Bg7 5. Bg2 O-O 6. Nge2 Nc6 7. d3 d6 8. O-O
Rb8 9. Rb1 a6 10. f4 Bg4 ({RR} 10... Ne8 11. Be3 b5 12. d4 b4 13. Na4 cxd4 14.
Nxd4 Nxd4 15. Bxd4 Bg4 16. Qd2 Bd7 17. b3 Bxa4 18. bxa4 Qa5 19. e5 dxe5 20. Ba7
Nd6 21. c5 Nc4 22. Qf2 Rbd8 23. Rbc1 Rd2 24. Qe1 Qxa4 25. Rf2 {Williams,S 
(2371)-Hebden,M (2590) England 1999 1-0 (40)}) 11. h3 Bxe2 12. Nxe2 Qd7 ({RR} 
12... Ne8 13. f5 Nc7 14. Bd2 b5 15. Bc3 Bxc3 16. Nxc3 e6 17. h4 Nd4 18. Ne2 d5
19. Nxd4 cxd4 20. c5 dxe4 21. dxe4 b4 22. f6 e5 23. Qc1 Kh8 24. Qg5 Qe8 25. Bh3
Rg8 26. Rbc1 Rb5 27. c6 {Nevska,G (1790)-Klerides,P (2138) San Marino SMR 2019
1/2-1/2 (43)}) 13. b3 $146 ({RR} 13. Be3 b5 14. f5 bxc4 15. dxc4 Ne5 16. b3 Qc7
17. Qd2 Rfe8 18. g4 Rb4 19. Nf4 g5 20. Nd5 Nxd5 21. exd5 h6 22. Be4 Bf6 23. Kg2
a5 24. Qe2 Ra8 25. Bd2 Rb7 26. a4 Kg7 27. Bc2 Rg8 {Mattson,M (1718)-Gillanders,
R (1805) Kitchener 2006 1/2-1/2 (32)}) 13... b5 14. Bb2 e5 15. Kh2 b4 16. Bc1
Qa7 17. f5 a5 18. Be3 Ra8 19. Qd2 a4 20. Bg5 axb3 21. axb3 Qb7 22. Bf3 Ra3 23.
Rb2 Rfa8 24. Bg2 Ne8 25. Bh6 Ra1 26. Rf2 Qa7 27. Nc1 Nd4 28. h4 Bxh6 29. Qxh6
Nf6 30. Bh3 Ne8 31. h5 Qe7 32. hxg6 hxg6 33. fxg6 fxg6 34. Qxg6+ Qg7 35. Qxg7+
Kxg7 36. Ne2 Nxe2 37. Rfxe2 Rd1 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.25"]
[White "Ikejiri, Daniel Yoshito"]
[Black "Barroso, Daniele Silva"]
[Result "1/2-1/2"]
[ECO "B75"]
[WhiteElo "1916"]
[BlackElo "1349"]
[PlyCount "122"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. Be3 Nf6 7. f3 Bg7 8. Qd2
h5 9. O-O-O Bd7 10. Kb1 O-O ({RR} 10... Rc8 11. Nxc6 bxc6 12. Bc4 Qc7 13. Bg5
Rb8 14. Bb3 Bc8 15. Rhe1 Nd7 16. f4 Nc5 17. f5 Nxb3 18. axb3 Be5 19. fxg6 f6
20. Bf4 Qa5 21. Bxe5 Qxe5 22. Ne2 {1-0 (22) Kobalia,M (2603)-Aseev,K (2591)
Moscow 2001}) 11. Nxc6 $146 ({RR} 11. Bc4 Ne5 12. Bb3 b5 13. Ndxb5 Qb8 14. Qe2
Rc8 15. Bd4 a6 16. Na3 Nc6 17. Bf2 Be6 18. Nd5 Nd7 19. Nc4 a5 20. Ncb6 a4 21.
Nxc8 axb3 22. Ncxe7+ Nxe7 23. Nxe7+ Kf8 24. cxb3 Kxe7 25. Bd4 Bxd4 {Peters,J 
(2505)-Feinstein,G Los Angeles 1989 1-0 (35)}) ({RR} 11. h3 Rc8 12. g4 Ne5 13.
gxh5 Nxh5 14. f4 Nc4 15. Bxc4 Rxc4 16. f5 Kh7 17. Rhg1 Bxd4 18. Bxd4 b5 19. Qg5
Qe8 20. Be3 Rh8 21. fxg6+ fxg6 22. Qh6+ Kg8 23. Rxg6+ Kf7 24. Rf1+ Nf6 25.
Rgxf6+ {1-0 (25) Nilsson,P (2033)-Silseth,S (2254) Tylosand 2017}) ({RR} 11. h3
a6 12. g4 b5 13. Nd5 Ne5 14. Nxf6+ Bxf6 15. Bh6 Re8 16. gxh5 gxh5 17. f4 Ng6
18. Qe2 Qb6 19. Nf5 Qc5 20. Qxh5 Qb4 21. e5 dxe5 22. a3 Qe4 23. Bd3 Qc6 24.
Rhg1 Bh8 25. Nh4 e4 {Reis,H-Friederich,E Germany 1995 1-0}) ({RR} 11. Bc4 Ne5
12. Bb3 Rc8 13. Bh6 Nc4 14. Bxc4 Rxc4 15. Bxg7 Kxg7 16. Nd5 e6 17. Ne3 Rc5 18.
Nb3 Rc6 19. Na5 Ra6 20. Nac4 Ne8 21. Qd4+ Kh7 22. g4 b5 23. Ne5 dxe5 24. Qxd7
Nd6 25. Qxd8 Rxd8 {Dabo Peranic,R (2282)-Sulc,D (2284) Pula 1999 1-0 (39)})
11... bxc6 12. Bh6 Qb6 13. Bxg7 Kxg7 14. Bc4 Rab8 15. b3 a5 16. h4 Qb4 17. Ka1
c5 18. g4 Be6 19. Bxe6 fxe6 20. gxh5 Nxh5 21. Rh3 Nf4 22. Rg3 Nh5 23. Rxg6+ Kf7
24. Rg4 Nf6 25. Rf4 e5 26. Rf5 Rh8 27. Nd5 Qxd2 28. Rxd2 Ke6 29. Nxf6 exf6 30.
h5 a4 31. Kb2 c4 32. Kc3 cxb3 33. cxb3 axb3 34. axb3 Rb5 35. Rd3 d5 36. Kb2
dxe4 37. fxe4 Rb4 38. Rdf3 Rh6 39. Re3 Rxe4 40. Rxf6+ Kxf6 41. Rxe4 Rxh5 42.
Kc3 Rh1 43. Re2 Kf5 44. Rb2 Ke4 45. b4 Rc1+ 46. Kd2 Rc6 47. b5 Rb6 48. Kc3 Kd5
49. Kb4 Rb8 50. Ka5 e4 51. b6 Ra8+ 52. Kb5 e3 53. b7 Rb8 54. Kb6 Kd4 55. Kc7
Rh8 56. Rb6 e2 57. Rd6+ Ke3 58. Re6+ Kf2 59. b8=Q Rxb8 60. Kxb8 e1=Q 61. Rxe1
Kxe1 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.26"]
[White "Cruz, Natan Gomes"]
[Black "Guedes, Washington Luis"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1888"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 g6 3. c3 Bg7 4. Be3 Nf6 5. f3 a6 ({RR} 5... Nbd7 6. Qd2 e5 7.
Bc4 O-O 8. Ne2 d5 9. Bxd5 Nxd5 10. exd5 Nb6 11. dxe5 Nc4 12. Bg5 Qe8 13. Qd4
Nxe5 14. Qd1 Qb5 15. O-O Nd3 16. Nd4 Qxd5 17. Qxd3 Qxg5 18. Na3 c5 19. Ndc2 Rd8
20. Qe3 {Bade,J (2261)-Krasenkow,M (2647) Bad Wiessee 1999 0-1 (49)}) ({RR} 
5... Nbd7 6. Bd3 c5 7. Ne2 O-O 8. O-O cxd4 9. cxd4 e5 10. Nbc3 exd4 11. Bxd4 a6
12. a4 Ne5 13. Bc2 Qc7 14. Kh1 b6 15. f4 Nc6 16. Bg1 Bb7 17. Qd2 Rad8 18. Qe3
Nd7 19. Nd5 Qb8 20. Nxb6 {Dimitrijevic,A (2164)-Terzian,K (1731) Beirut LBN
2019 1-0 (32)}) 6. Bd3 Nc6 7. Ne2 b5 $146 ({RR} 7... e5 8. Bc2 O-O 9. O-O d5
10. dxe5 Nxe5 11. Nd2 Qe7 12. Ng3 Rd8 13. Qe2 c5 14. Qf2 d4 15. cxd4 Nfg4 16.
fxg4 Nxg4 17. Qxf7+ Qxf7 18. Bb3 Qxb3 19. Nxb3 Nxe3 20. dxc5 Nxf1 21. Kxf1 a5
22. Rb1 {De Leeuw,J (1932)-Wirig,A (2491) Arvier 2009 0-1}) 8. a4 bxa4 9. Rxa4
O-O 10. O-O e6 11. Nd2 Nd7 12. b4 Nb6 13. Ra2 Bb7 14. Qa1 Qc8 15. Ra3 Nb8 16.
Nb3 f5 17. Na5 fxe4 18. fxe4 Rxf1+ 19. Qxf1 N6d7 20. Ng3 c5 21. bxc5 dxc5 22.
Bc4 Nf8 23. Nxb7 Qxb7 24. d5 e5 25. Bxc5 Nfd7 26. Be3 a5 27. Rb3 Qc8 28. d6+
Kh8 29. Bd5 Qa6 30. Qf7 Nf6 31. Rb7 Nbd7 32. Rxd7 Nxd7 33. Bxa8 Qxd6 34. Bd5
Nf6 35. Qe6 Qb8 36. Bg5 Nxd5 37. exd5 h6 38. Bf6 Qa7+ 39. Kh1 Qe3 40. Bxg7+ Kh7
41. Qf7 Qf4 42. Bf6# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.27"]
[White "Dos Santos, Felipe Zeuli Biller"]
[Black "De Albuquerque, Ian Telek C."]
[Result "0-1"]
[ECO "D90"]
[WhiteElo "1538"]
[BlackElo "2089"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 g6 5. Nf3 Bg7 6. Bg5 O-O 7. e3 ({RR} 7.
Qd2 Nc6 8. h4 Bg4 9. h5 Bxf3 10. exf3 Nxd4 11. hxg6 hxg6 12. Bh6 Nxc3 13. Bxg7
Kxg7 14. Qh6+ Kf6 15. Qh4+ Ke5 16. bxc3 Nc2+ 17. Ke2 Nxa1 18. Qe4+ Kd6 19. Qd4+
Ke6 20. Qg4+ f5 21. Qb4 Qd5 {Akshat,K (2390)-Ghimpu,S (2431) chess.com INT
2021 0-1}) 7... Be6 8. Bd3 $146 ({RR} 8. Rc1 Nd7 9. Be2 h6 10. Bh4 c5 11. O-O
Rc8 12. Qa4 a6 13. Rfd1 c4 14. Qa3 g5 15. Bg3 f5 16. Nxd5 Bxd5 17. Ne5 e6 18.
Ng6 Rf7 19. Bd6 Bf8 20. Nxf8 Nxf8 21. b3 cxb3 22. Rxc8 Qxc8 {Van Wely,L (2693)
-Kasimdzhanov,R (2699) Berlin 2013 1-0 (88)}) 8... c5 9. Be4 Nc6 10. O-O cxd4
11. exd4 Rc8 12. Re1 Re8 13. Rc1 Nxc3 14. bxc3 Bxa2 15. Bxc6 Rxc6 16. Ra1 Bd5
17. Rxa7 Rxc3 18. Qd2 Rc8 19. Rb1 Qd7 20. Qa5 Qf5 21. Rd1 e6 22. Be3 Qg4 23. h3
Qh5 24. Qe1 Bxf3 25. gxf3 Qxf3 26. Qf1 Red8 27. Rd3 Qe4 28. Ra4 e5 29. f3 Qc6
30. Rb4 exd4 31. Bxd4 Bxd4+ 32. Rdxd4 Rxd4 33. Rxd4 Qc5 34. Qf2 Qc1+ 35. Qf1
Qxf1+ 36. Kxf1 b5 37. Rb4 Rc5 38. Ke2 Kg7 39. Kd3 Kf6 40. Kd4 Rc4+ 41. Rxc4
bxc4 42. Kxc4 Ke5 43. Kd3 Kf4 44. Ke2 Kg3 45. Ke3 Kxh3 46. Kf4 h5 47. Kg5 h4
48. f4 Kg3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.28"]
[White "Vargas, Goncalo Cintra"]
[Black "Pittoli, Vinicius Eduardo Mo"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2041"]
[BlackElo "1648"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 c5 3. e3 Nc6 4. Bb2 Bf5 5. Bb5 Bd7 ({RR} 5... Qb6 6. c4 e6 7.
Nc3 dxc4 8. bxc4 Nf6 9. Qb3 Be7 10. Nh4 Bg6 11. Nxg6 hxg6 12. Ba4 Qc7 13. Rb1
O-O 14. Bxc6 Qxc6 15. O-O Rfd8 16. Rfd1 Rd7 17. d3 Rad8 18. Ne2 Qc7 19. h3 Bd6
20. Kf1 {Usmanov,V (2436)-Babarykin,S (2396) Sochi 2016 1/2-1/2 (56)}) ({RR} 
5... e6 6. Ne5 Nge7 7. O-O a6 8. Nxc6 Nxc6 9. Bxc6+ bxc6 10. d3 Bd6 11. Nd2 O-O
12. e4 Bg6 13. Qe2 e5 14. Nf3 f6 15. Nh4 Bc7 16. g3 Rb8 17. a4 Bf7 18. Ba3 Bd6
19. Nf5 g6 20. Ne3 {Janaszak,D (2328)-Bugayev,V chess.com INT 2021 1-0 (34)})
6. c4 $146 ({RR} 6. O-O e6 7. Bxc6 Bxc6 8. Ne5 Nf6 9. f4 d4 10. Nxc6 bxc6 11.
Qf3 Qd5 12. Qxd5 cxd5 13. exd4 Rc8 14. dxc5 Bxc5+ 15. d4 Bb6 16. Na3 Kd7 17. c4
Ne4 18. Rac1 a6 19. Nb1 Rhe8 20. g3 h5 {Woitylak,S (1891)-Putz,E (1724)
Germany 2011 1-0 (48)}) 6... e6 7. cxd5 exd5 8. O-O a6 9. Be2 Nf6 10. d4 Bd6
11. Nc3 Be6 12. dxc5 Bxc5 13. Rc1 Ba7 14. Na4 O-O 15. Nc5 Bxc5 16. Rxc5 Ne4 17.
Rc1 Rc8 18. Nd4 Nxd4 19. Qxd4 f6 20. Bd3 Nd6 21. Qh4 h6 22. Ba3 Re8 23. Qg3 Ne4
24. Bxe4 dxe4 25. Rxc8 Bxc8 26. Rc1 Qd2 27. h4 Kh8 28. Rc7 Rg8 29. Bf8 Bd7 30.
Bc5 Qd5 31. Bd4 Rc8 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.29"]
[White "Desideri, Ricardo Maruchi"]
[Black "Blanco, Gustavo Jose Bachur"]
[Result "0-1"]
[ECO "B97"]
[WhiteElo "1959"]
[BlackElo "1491"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. a3
Nbd7 ({RR} 8... Be7 9. Qd3 Nc6 10. O-O-O Qxd4 11. Qxd4 Nxd4 12. Rxd4 h6 13.
Bxf6 Bxf6 14. Rxd6 Bxc3 15. bxc3 Bd7 16. Bd3 Bc6 17. Kd2 Ke7 18. Rd4 g5 19. f5
exf5 20. exf5 Rhd8 21. Re1+ Kf6 22. g3 Rd5 23. Be4 {Caruana,F (2791)-Vachier
Lagrave,M (2766) chess.com INT 2021 1/2-1/2 (74)}) ({RR} 8... Be7 9. Nb3 Qc7
10. Qf3 Nc6 11. O-O-O Rb8 12. Bd3 b5 13. g4 b4 14. axb4 Nxb4 15. f5 h6 16. Be3
Nxd3+ 17. Rxd3 Qc4 18. Rhd1 O-O 19. h4 d5 20. exd5 Nxd5 21. Nxd5 exd5 22. g5
hxg5 23. hxg5 {Saito,V (2125)-Coelho,R (1981) chess.com INT 2022 1/2-1/2 (84)})
9. Be2 Be7 10. g4 $146 ({RR} 10. Nb3 h6 11. Bxf6 Bxf6 12. Qd2 Nc5 13. O-O-O
Nxb3+ 14. cxb3 Be7 15. Kb1 Bd7 16. Ka2 Bc6 17. Bg4 O-O 18. f5 exf5 19. Bxf5
Rad8 20. h4 Rfe8 21. g4 Bf8 22. g5 Re5 23. gxh6 g6 24. Rhg1 d5 {Georgiev,V 
(2450)-Ermenkov,E (2435) Bulgaria 1995 1-0}) ({RR} 10. Nb3 h6 11. Bxf6 Nxf6 12.
Qd3 Qc7 13. O-O-O b5 14. Bf3 Rb8 15. Nd4 Bb7 16. Kb1 O-O 17. g4 Nd7 18. h4 Nc5
19. Qe2 Na4 20. Rd3 Qb6 21. f5 Bf6 22. Nxa4 bxa4 23. c3 e5 24. g5 hxg5 {
Mahini,M-Zsiltzova Lisenko,L (2235) Elista 1998 0-1 (40)}) ({RR} 10. Qd2 Qc7
11. O-O-O b6 12. Bf3 Bb7 13. Rhe1 h6 14. Bxf6 Nxf6 15. e5 dxe5 16. fxe5 Nd7 17.
Kb1 Nc5 18. Bxb7 Qxb7 19. Nf3 b5 20. Qf4 O-O 21. Ne4 b4 22. axb4 Rfb8 23. Rd4
a5 24. Nf6+ Bxf6 {Rohonyan,K (2320)-Zhao,X (2367) Heraklio 2002 0-1}) 10... h6
11. Bh4 Nxe4 12. Bxe7 Nxc3 13. bxc3 Kxe7 14. Qd2 Nc5 15. Qe3 Bd7 16. Rd1 Bc6
17. O-O Rhe8 18. Nf5+ Kf8 19. Nxd6 Red8 20. f5 Bd5 21. fxe6 Rxd6 22. Rxf7+ Kg8
23. Rf5 Rxe6 24. Qf2 Na4 25. Rd4 Nxc3 26. Bf1 Ne2+ 27. Bxe2 Rxe2 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.30"]
[White "Regiani, Rafael"]
[Black "Pironti, Francisco Ferrari"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1476"]
[BlackElo "1953"]
[PlyCount "66"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nf3 Be7 8. h3
O-O ({RR} 8... h6 9. O-O Be6 10. Be3 O-O 11. Qd2 Nbd7 12. Be2 b5 13. a3 Nb6 14.
b3 Rc8 15. Na2 Qc7 16. Rac1 Nxe4 17. Qd3 Nf6 18. Nh2 d5 19. Ng4 Nxg4 20. Bxg4
Bxg4 21. hxg4 d4 22. Bd2 Bxa3 23. Nb4 {Solares Godoy,J-Carballo Lemus,V (1492)
chess.com INT 2022 0-1 (59)}) 9. Be3 ({RR} 9. O-O h6 10. Qe2 b5 11. Rd1 Bb7 12.
Nh4 Re8 13. Nf5 Bf8 14. a4 b4 15. Nd5 Bxd5 16. exd5 Qc8 17. Ne3 Nbd7 18. a5 Nc5
19. Bc4 Rb8 20. Qe1 g6 21. b3 Nfe4 22. Bb2 f5 23. Be2 f4 {Sahl,B (2445)
-Gretarsson,A (2310) Reykjavik 1993 0-1 (37)}) 9... b5 10. O-O Bb7 11. Nd5 $146
({RR} 11. a3 Nbd7 12. b4 Rc8 13. Bd2 Nb6 14. Re1 Nc4 15. Bxc4 Rxc4 16. Nd5 Nxd5
17. exd5 Bxd5 18. Rc1 Qa8 19. c3 Bf6 20. Rf1 e4 21. Ne1 Be5 22. Be3 f5 23. Bd4
Bxd4 24. cxd4 Rxc1 25. Qxc1 Bc4 {Legrand,F (1520)-L'Ami,A (2297) Rungis FRA
2018 0-1}) ({RR} 11. a3 Nbd7 12. b4 Rc8 13. Qd2 Qc7 14. Ne2 Bxe4 15. Ng5 Bxd3
16. cxd3 Qc2 17. Rfc1 Qxd2 18. Bxd2 h6 19. Ne4 d5 20. Nxf6+ Bxf6 21. a4 e4 22.
dxe4 Bxa1 23. Rxa1 Rc2 {0-1 (23) Miemelt,B-Naujocks,C Korbach 2007}) 11... Bxd5
12. exd5 e4 13. Bxe4 Nxe4 14. Re1 Re8 15. Qd3 Nf6 16. Nd4 Nxd5 17. Nf5 Nf6 18.
Bd4 Nc6 19. Qg3 Nh5 20. Nh6+ Kf8 21. Qf3 gxh6 22. Qxc6 Bf6 23. Rxe8+ Qxe8 24.
Qxd6+ Qe7 25. Qd5 Rd8 26. Qxh5 Rxd4 27. Qxh6+ Kg8 28. c3 Re4 29. Qd2 Re2 30.
Qc1 Bh4 31. g3 Bxg3 32. Kg2 Bxf2 33. Kf3 Qe4# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.31"]
[White "Yokomizo, Wilton"]
[Black "Gazineu Neto, Rubens"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1395"]
[BlackElo "1912"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. f4 d5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. d3 c5 6. O-O O-O 7. c3 Nc6 8. Ne5 ({
RR} 8. h3 d4 9. Qc2 Nd5 10. Bd2 Rb8 11. a4 b6 12. Na3 e5 {1/2-1/2 (12)
Timoshenko,G (2592)-Novikov,I (2601) Philadelphia 1999}) 8... Qc7 ({RR} 8...
Nxe5 9. fxe5 Ng4 10. d4 Be6 11. h3 Nh6 12. g4 cxd4 13. cxd4 f6 14. Nc3 Nf7 15.
exf6 exf6 16. Kh1 f5 17. gxf5 Bxf5 18. Nxd5 Qd7 19. Qb3 Rad8 20. e4 Be6 21. Be3
Bxh3 22. Nf6+ Bxf6 23. Rxf6 {Bily,M (1804)-Pribyl,J (2263) Prague CZE 2018 0-1
(61)}) 9. d4 Rd8 $146 ({RR} 9... Bf5 10. Nxc6 Qxc6 11. Be3 Qe6 12. Bf2 cxd4 13.
Bxd4 Be4 14. h3 Bxg2 15. Kxg2 Ne4 16. Bxg7 Kxg7 17. Nd2 Nd6 18. g4 Rad8 19. Rf3
f5 20. g5 Nc4 21. Nf1 d4 22. Qc2 Kg8 23. b3 Ne3+ 24. Nxe3 {Armada-Bolbochan,J
Villa Gesell 1969 0-1}) 10. e3 Bf5 11. g4 Nxe5 12. gxf5 Neg4 13. h3 Nh6 14.
fxg6 hxg6 15. Nd2 Nf5 16. Qe1 Nd6 17. dxc5 Qxc5 18. Nb3 Qb6 19. Bd2 e6 20. Rd1
a5 21. Bc1 a4 22. Nd4 Rdc8 23. Kh1 Nde4 24. a3 Rc4 25. Bf3 Rcc8 26. Rg1 Re8 27.
h4 e5 28. fxe5 Rxe5 29. Qe2 Nh5 30. Bxe4 Rxe4 31. Rg4 Nf6 32. Rxe4 Nxe4 33. Rg1
Re8 34. Qb5 Qd8 35. Nf3 Qc8 36. Qf1 Re6 37. Ng5 Rf6 38. Nf3 Qf5 39. Nh2 Nf2+
0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.32"]
[White "Pirone, Rafael"]
[Black "Cristino, Felipe Borges"]
[Result "1/2-1/2"]
[ECO "A04"]
[BlackElo "1890"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 ({RR} 4... Nf6 5. d3 e6 6. e4 {1/2-1/2
(6) Radovanovic,N (2407)-Grachev,B (2628) Sibenik 2016}) ({RR} 4... Nh6 5. d4
cxd4 6. Bxh6 Bxh6 7. Qxd4 O-O 8. c3 Nc6 9. Qh4 Bg7 10. Nbd2 e6 11. Qxd8 Rxd8
12. Nb3 d5 13. Rad1 b6 14. Nfd4 Nxd4 15. cxd4 Ba6 16. Rfe1 Rac8 17. e3 Rc2 18.
Rd2 Rdc8 19. Red1 {Dolzhykova,K (2134)-Dejmek,M (2018) chess.com INT 2021 1-0 
(58)}) 5. d3 Ne7 6. a4 $146 ({RR} 6. Nbd2 O-O 7. a3 Nbc6 8. h3 d5 9. c4 h6 10.
Rb1 a5 11. cxd5 Nxd5 12. Ne4 Qe7 13. Qb3 Be6 14. Qb5 f5 15. Nxc5 Na7 16. Qc4
Rfc8 17. b4 b6 18. Ng5 b5 19. Qb3 a4 20. Qa2 e4 {Meszaros,A (2316)-Bubits,B 
(2070) Budapest 2008 1-0}) ({RR} 6. Nbd2 O-O 7. c3 Nbc6 8. Re1 d6 9. Rb1 Rb8
10. b4 Nd5 11. Qb3 Nxc3 12. bxc5 Nxb1 13. Qxb1 dxc5 14. Ba3 b6 15. Nc4 Be6 16.
Nfd2 Qd7 17. Qb5 Nd4 18. Qa6 b5 19. e3 Nc2 20. Bxc5 Nxe1 {Mateos Moreno,
J-Rivera Kuzawka,D (2364) Navalmoral 1999 0-1}) ({RR} 6. e4 O-O 7. Nc3 d6 8.
Be3 h6 9. h3 Nbc6 10. Nh2 f5 11. Qd2 Kh7 12. Ne2 Nd4 13. c3 Nxe2+ 14. Qxe2 f4
15. Bd2 Be6 16. Nf3 Qd7 17. Kh2 g5 18. Ng1 Qb5 19. b3 a5 20. Rab1 a4 {Pavlov,V
(2079)-Gubajdullin,A (2456) Kazan 2008 0-1 (42)}) 6... Nbc6 7. c3 O-O 8. Na3 h6
9. e4 d6 10. Be3 f5 11. Nc2 f4 12. Bc1 g5 13. h3 g4 14. hxg4 Bxg4 15. b4 Ng6
16. b5 Nce7 17. d4 Qc7 18. d5 Rf6 19. Qd2 Qd7 20. Nh2 Bh3 21. Qd1 Nh4 22. gxh4
f3 23. Bxf3 Raf8 24. Kh1 Rxf3 25. Nxf3 Bxf1 26. Qxf1 Rxf3 27. Qg2 Rh3+ 28. Kg1
Rxh4 29. f3 Qe8 30. Qg3 Rh5 31. Be3 Ng6 32. Kf2 Qf7 33. Rg1 Kh7 34. Rg2 Nf4 35.
Bxf4 exf4 36. Qg4 Bxc3 37. Na3 Rg5 38. Qh3 Rxg2+ 39. Kxg2 Ba5 40. Nc4 Bc7 41.
a5 b6 42. a6 h5 43. Kf1 Kh6 44. Qc8 Qg7 45. Qf5 Qg3 46. Qf6+ Kh7 47. Qf7+ Kh6
48. Qf6+ Kh7 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.33"]
[White "Jorge, Denrick Cabral Jose"]
[Black "Simao, Davi Ribeiro"]
[Result "1-0"]
[ECO "C25"]
[WhiteElo "1874"]
[BlackElo "1320"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nc3 Bc5 3. Nf3 d6 4. Na4 Bb6 5. Nxb6 axb6 6. d4 Bg4 $146 ({RR} 6...
exd4 7. Nxd4 Nf6 8. Bd3 O-O 9. O-O h6 10. f4 Re8 11. Qf3 Nbd7 12. Nb5 Nc5 13.
Nc3 Bd7 14. b4 Na4 15. Bd2 Bc6 16. Rfe1 d5 17. exd5 Rxe1+ 18. Rxe1 Nxd5 19.
Nxd5 Bxd5 20. Qe3 Nb2 21. a3 {Paulsen,L-Schallopp,E Leipzig 1876 1-0 (45)}) ({
RR} 6... exd4 7. Qxd4 Nf6 8. e5 Nc6 9. Bb5 dxe5 10. Qxe5+ Be6 11. Bf4 O-O 12.
Bxc6 bxc6 13. Qxc7 Qxc7 14. Bxc7 Nd5 15. Bg3 Nb4 16. O-O Nxc2 17. Rac1 Bf5 18.
a3 c5 19. Rfd1 h6 20. Bc7 Rfc8 21. Bxb6 {Safarli,E (2649)-Korobov,A (2680)
Dubai 2014 1/2-1/2 (37)}) ({RR} 6... exd4 7. Qxd4 Nf6 8. Bg5 Nbd7 9. Bc4 O-O
10. O-O Qe7 11. Rfe1 Ne5 12. Nxe5 dxe5 13. Qc3 Bd7 14. Re3 Bc6 15. Bd5 Qd6 16.
Bxf6 Qxf6 17. Rd3 Ra5 18. Bxc6 bxc6 19. a3 c5 20. Rad1 Ra4 21. Qe1 {Bierkens,P
(2077)-O'Chee,K (2167) Sydney AUS 2019 1-0 (54)}) ({RR} 6... exd4 7. Nxd4 Nf6
8. Bd3 h6 9. c3 Nc6 10. O-O O-O 11. Re1 Re8 12. Bf4 Ne5 13. Bc2 Bg4 14. f3 Bd7
15. Ne2 Ng6 16. Bg3 Nh5 17. Qd2 Nxg3 18. hxg3 Bc6 19. Bb3 Qf6 20. Rad1 Ne5 21.
Nf4 {Meitner,P-Weiss,M Vienna 1882 1-0 (98)}) ({RR} 6... exd4 7. Qxd4 Nf6 8. e5
Nc6 9. Qc3 Nd5 10. Qc4 dxe5 11. Bg5 f6 12. Bd2 Be6 13. Qh4 Nde7 14. a3 Ng6 15.
Qe4 O-O 16. h4 Nge7 17. O-O-O f5 18. Qe1 Qd5 19. c4 Qe4 20. Qxe4 fxe4 21. Ng5 {
Hoebarth,G (1963)-Kretz,N (1588) Hoersching 2014 1/2-1/2 (48)}) 7. dxe5 Bxf3 8.
Qxf3 dxe5 9. Bc4 Qf6 10. Qg3 Nc6 11. O-O Nge7 12. Bd2 O-O 13. Bc3 Rfd8 14. f4
Qd6 15. Bxf7+ Kh8 16. fxe5 Qh6 17. Bb3 Nd4 18. Bxd4 Rxd4 19. Rf7 Ng6 20. Raf1
Rad8 21. e6 Rxe4 22. Qxc7 Rg8 23. e7 Nxe7 24. R7f3 Re2 25. Bxg8 Nxg8 26. Rf8
Qe3+ 27. Kh1 Qe6 28. h3 Qd5 29. R1f2 Rxf2 30. Rxf2 h6 31. c4 Qe6 32. Qf4 Nf6
33. Kh2 Nh5 34. Qf8+ Kh7 35. Qf5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.34"]
[White "De Paula, Luan Araujo"]
[Black "Dos Santos, Andre Vicente"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1863"]
[BlackElo "1800"]
[PlyCount "31"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nxc6 bxc6 7. e5 Ng8 8.
Bc4 e6 9. O-O Bc5 ({RR} 9... d5 10. exd6 Bxd6 11. Ne4 Bxh2+ 12. Kxh2 Qh4+ 13.
Kg1 Qxe4 14. b3 Ne7 15. Ba3 Bb7 16. Re1 Qg6 17. Qf3 Ra7 18. Qf4 Bc8 19. Qd4 Rd7
20. Qh4 Nf5 21. Qf4 Qf6 22. Rad1 Nd4 23. Qb8 Qd8 24. Qg3 {Shirov,A (2718)
-Collazo Gibanel,S Andorra 2001 1-0 (34)}) 10. Ne4 Qb6 $146 ({RR} 10... Be7 11.
Be3 Rb8 12. Bb3 f6 13. exf6 Nxf6 14. Nxf6+ Bxf6 15. Qh5+ g6 16. Qh6 Bxb2 17.
Rad1 Bf6 18. Bxe6 Qe7 19. Bb3 Bb7 20. Rfe1 {1-0 (20) Xie,B (1994)-Drogovoz,I 
(2287) chess.com INT 2021}) ({RR} 10... Be7 11. Nd6+ Bxd6 12. Qxd6 h6 13. Be3
Ne7 14. Bc5 Nf5 15. Qd3 Qa5 16. b4 Qd8 17. f4 g5 18. Rad1 gxf4 19. Rxf4 Qg5 20.
Rdf1 Rg8 21. g3 Rg7 22. Qe2 Bb7 23. Kh1 h5 24. Bd3 Nh6 25. Be4 {Rudovic,A 
(1568)-Ivkovic,A (1666) Vrnjacka Banja 2012 1/2-1/2 (35)}) ({RR} 10... Qe7 11.
Bg5 f6 12. Bh4 Qf8 13. exf6 d5 14. fxg7 Qxg7 15. Nxc5 dxc4 16. Re1 Qf7 17. Qd8#
{1-0 (17) Teerapabpaisit,W (2259)-Sakdavisarak,K (1658) Bangkok 2015}) 11. c3
a5 12. Qg4 g6 13. Qh4 Be7 14. Bg5 Bxg5 15. Qxg5 Qd8 16. Nd6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.35"]
[White "Alvarenga, Rogerio Almeida"]
[Black "Branquinho, Eduardo De Medeiros"]
[Result "1/2-1/2"]
[ECO "A48"]
[BlackElo "1815"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Be2 O-O 5. h3 d6 6. Nf3 c5 7. c3 Qb6 8. Qb3
Be6 ({RR} 8... Nc6 9. Nbd2 Be6 10. Qxb6 axb6 11. a3 Rfe8 12. O-O Bd5 13. Bg3
cxd4 14. exd4 e5 15. dxe5 dxe5 16. Nc4 e4 17. Nh2 Bxc4 18. Bxc4 Ne5 19. Bxe5
Rxe5 20. Ng4 Nxg4 21. hxg4 Rc8 22. Be2 e3 23. fxe3 {Ehlvest,J (2660)-Sokolov,I
(2670) Cap d'Agde 1996 1/2-1/2}) 9. Qc2 ({RR} 9. Qxb6 axb6 10. Na3 Nd5 11. Bg3
Nxc3 12. bxc3 Rxa3 13. O-O Rxc3 14. Rfb1 Nd7 15. Bb5 Nf6 16. Bh4 Ra8 17. a4 c4
18. Rc1 Rxc1+ 19. Rxc1 d5 20. Ne5 Kf8 21. f3 Ne8 22. Bg3 Nd6 23. Nd7+ Bxd7 {
Gasanov,Z (2231)-Erdogmus,Y (2150) chess.com INT 2021 0-1 (40)}) 9... cxd4 $146
({RR} 9... Nc6 10. dxc5 Qxc5 11. Nd4 Bd5 12. O-O e5 13. Nxc6 Qxc6 14. Bg3 Bxg2
15. Rd1 Bxh3 16. f3 Bf5 17. e4 Be6 18. Qd3 Nh5 19. Bh2 Rad8 20. c4 Qb6+ 21. Kg2
Qxb2 22. Nc3 Nf4+ 23. Bxf4 exf4 24. Nb5 {Roydov,P (1780)-Ninov,D (2117)
Plovdiv 2012 0-1 (43)}) ({RR} 9... Nc6 10. O-O Rac8 11. dxc5 Qxc5 12. a3 Qb6
13. Nbd2 Na5 14. Nd4 Bc4 15. Bg3 Bxe2 16. Nxe2 Nd7 17. Rab1 Qa6 18. Rfe1 b5 19.
Nf4 Nc4 20. Nd5 Rfe8 21. e4 Qb7 22. f3 a5 23. Qd1 Nc5 24. Re2 {Kirchner,J-De
Oliveira,D (1956) Campos Novos 2011 1-0 (51)}) ({RR} 9... Bf5 10. Qb3 Nc6 11.
Nbd2 Be6 12. Qc2 cxd4 13. Nxd4 Nxd4 14. exd4 Rac8 15. Nf3 Nd5 16. Be3 Nxe3 17.
fxe3 Bh6 18. Qd2 Bd5 19. O-O e5 20. Rfe1 Rfe8 21. Bd1 Re7 22. Qf2 Rce8 23. Qh4
Kg7 24. b3 {Trabazos Gallego,J (1922)-Moya Mallafre,E (1989) Benidorm 2011 0-1
(41)}) 10. exd4 Bf5 11. Qc1 Nc6 12. Nbd2 Rac8 13. Nc4 Qc7 14. O-O Nd5 15. Bh2
b5 16. Ne3 Nxe3 17. Qxe3 b4 18. Rac1 bxc3 19. Rxc3 Qd7 20. Bb5 Qb7 21. Bxc6
Rxc6 22. Rxc6 Qxc6 23. Qxe7 d5 24. Ne5 Qb6 25. Qc5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.36"]
[White "Van Riemsdijk, Dirk D."]
[Black "Nunes, Rafael Klanfer"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1789"]
[BlackElo "1789"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Be2
Be7 9. O-O O-O 10. Qd2 Qc7 11. f4 ({RR} 11. Nd5 Bxd5 12. exd5 a5 13. f3 Nbd7
14. Rac1 a4 15. Na1 Bd8 16. c4 Qa5 17. Rc3 b5 18. cxb5 Nb6 19. Rc6 Nbxd5 20.
Rd1 Nxe3 21. Qxe3 Nd5 22. Qd2 Qa7+ 23. Kh1 Nf4 24. Ra6 Qb8 25. Bf1 Bc7 {
Naiditsch,A (2581)-Pelletier,Y (2571) Berlin 2002 1/2-1/2 (41)}) ({RR} 11. a4
Rc8 12. a5 Nc6 13. Nd5 Bxd5 14. exd5 Nb4 15. Qxb4 {1-0 (15) Korchmar,V (2450)
-Pacheco Lugo,A (2127) chess.com INT 2021}) 11... exf4 12. Rxf4 $146 ({RR} 12.
Bxf4 Nc6 13. Rf3 Ng4 14. Raf1 Rad8 15. Nd5 Bxd5 16. exd5 Qb6+ 17. Be3 Nxe3 18.
Qxe3 Qxe3+ 19. Rxe3 Ne5 20. Rd1 Bg5 21. Re4 Rc8 22. c3 Rfe8 23. Nd4 g6 24. Nf3
Bf6 25. Nxe5 Bxe5 26. Bf3 Rc5 {Kralj,M (1791)-Markoja,S (1931) Otocec 2010 0-1
(76)}) 12... Nbd7 13. Nd5 Bxd5 14. exd5 Ne5 15. c4 Nfd7 16. Rc1 Bg5 17. Rf2
Bxe3 18. Qxe3 Nf6 19. Rxf6 gxf6 20. Rc3 Kh8 21. Qf4 Rg8 22. Qxf6+ Rg7 23. Rg3
Rag8 24. c5 Nd7 25. Qc3 Nxc5 26. Rh3 Ne4 27. Rxh7+ Kxh7 28. Qh3+ Kg6 29. Qg4+
Kf6 30. Qf4+ Ke7 31. Qxe4+ Kf8 32. g3 Rg5 33. Nd4 Qc5 34. Bf3 Re5 35. Qf4 Rxd5
36. Bxd5 Qxd5 37. Nf5 Qd1+ 38. Kf2 Qc2+ 39. Kf3 Qc6+ 40. Ke2 Rg6 41. Nd4 Qd5
42. Nf5 Re6+ 43. Kf2 Qe5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.37"]
[White "Moreira, Paulo Vinicius Mace"]
[Black "Navarro, Gustavo Kazuo Yura"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "1711"]
[BlackElo "1800"]
[PlyCount "61"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 d6 4. g3 Bg7 5. Bg2 O-O 6. O-O c5 7. dxc5 dxc5 8. Nc3
Nc6 9. Be3 Be6 10. Bxc5 Bxc4 11. Qa4 Be6 12. Rfd1 Qc8 13. Ng5 Bd7 14. Qa3 h6
15. Nge4 Re8 16. Rac1 $146 ({RR} 16. Nxf6+ Bxf6 17. Nd5 Qd8 18. Nxf6+ exf6 19.
Bxc6 bxc6 20. Qc3 Kg7 21. Rd4 Qc7 22. Rf4 Re6 23. Rd1 Be8 24. Rxf6 Rxf6 25. Rd6
Qe7 26. Rxf6 Qb7 27. Rd6+ Kg8 28. Qf6 Qb5 29. Bd4 Kf8 30. Re6 {1-0 (30) Joksic,
S (2325)-Pagnutti,L Caorle 1982}) 16... e6 17. Nd6 Qc7 18. Nxe8 Rxe8 19. Nb5
Qe5 20. Nd6 Rb8 21. e4 Ne8 22. Nc4 Qc7 23. Bd6 Nxd6 24. Qxd6 Qxd6 25. Rxd6 Be8
26. b3 Rd8 27. e5 Rxd6 28. Nxd6 Bd7 29. f4 Nd4 30. Rc7 Bb5 31. Nxb5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.38"]
[White "Correa, Joao Pedro Vieira"]
[Black "Correa, Vitor Dias"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1864"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 e6 7. Rd1 Be7
8. c3 O-O 9. d4 Qc7 ({RR} 9... cxd4 10. cxd4 b5 11. e5 dxe5 12. dxe5 Nd5 13.
Qxb5 Qc7 14. Qe2 Rfc8 15. Nbd2 Rab8 16. Nf1 N7b6 17. Ne3 a5 18. Bd2 Nxe3 19.
Bxe3 Nd5 20. Rac1 Qb7 21. Rxc8+ Rxc8 22. Bd4 a4 23. g3 h6 24. Kg2 {Kovalev,V 
(2634)-Sarana,A (2656) Riga LAT 2021 1-0 (61)}) 10. e5 Ne8 ({RR} 10... Nd5 11.
c4 N5b6 12. Nc3 cxd4 13. exd6 Qxd6 14. Nb5 Qc6 15. b3 a6 16. Nbxd4 Qc7 17. a4
Rae8 18. a5 Nc8 19. Nxe6 Bf6 20. Nxc7 Rxe2 21. Kf1 Re4 22. Ra2 Ne5 23. Ba3 Be7
24. Nxe5 Rxe5 25. Bb2 {Jobava,B (2588)-Dziuba,M (2568) Warsaw POL 2021 1-0})
11. Bf4 $146 ({RR} 11. Na3 cxd4 12. exd6 Nxd6 13. Bf4 Rfd8 14. Rxd4 Nf6 15.
Rad1 Qc6 16. Bxd6 Rxd6 17. Ne5 Qa6 18. Qc4 Rxd4 19. Rxd4 {1/2-1/2 (19)
Wismayer,C (2088)-Van Voorthuijsen,P (2304) Les Dicqs 2002}) 11... Qc6 12. Nbd2
Nc7 13. Ne4 d5 14. Ned2 c4 15. h4 Rfe8 16. h5 Bf8 17. g4 f6 18. Kg2 Rad8 19.
Rf1 fxe5 20. Nxe5 Nxe5 21. Bxe5 Bd6 22. f4 Bxe5 23. Qxe5 Qd6 24. Rae1 b5 25.
Kg3 a5 26. Nf3 b4 27. h6 Qxe5 28. Nxe5 bxc3 29. bxc3 gxh6 30. Rb1 Rb8 31. Nc6
Rb5 32. a4 Rb3 33. Rxb3 cxb3 34. Rb1 Ra8 35. Rxb3 Ra6 36. Ne5 Ra8 37. Rb7 Rc8
38. Nc6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.39"]
[White "Ruvieri, Daniel Minami"]
[Black "Santanna, Paulo"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1437"]
[BlackElo "2021"]
[PlyCount "46"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf5 d5 7. Bg5 d4 8. Bxf6
gxf6 9. Ne2 ({RR} 9. Nb1 Qb6 10. Qc1 Bxf5 11. exf5 e4 12. Nd2 Qa5 13. c3 Qxf5
14. Qc2 dxc3 15. bxc3 Nd7 16. Qxe4+ Qxe4+ 17. Nxe4 f5 18. Ng3 Bg7 19. Rc1 f4
20. Nf5 Be5 21. Be2 O-O-O 22. O-O Nc5 23. Nd4 Kc7 {Petrov,A (2382)-Papin,V 
(2569) Armavir 2011 1/2-1/2 (75)}) ({RR} 9. Nb1 Bxf5 10. exf5 Qb6 11. Bd3 Qxb2
12. Nd2 Bb4 13. O-O Bxd2 14. Qxd2 Qa3 15. Be4 Ra7 16. Qh6 Nd7 17. Rfe1 Qf8 18.
Qd2 Qc5 19. Qh6 b5 20. Bd3 Qf8 21. Qh4 Qg7 22. Qxd4 Rc7 23. Qd6 Rg8 {Arruda
Filho,I (1718)-Cilento,L (1952) Cuiaba BRA 2021 1-0 (38)}) 9... h5 $146 ({RR} 
9... Bxf5 10. exf5 Qc8 11. Qd3 Nd7 12. a3 Nc5 13. Qf3 Qc7 14. Ng3 Rd8 15. b3 d3
16. Bxd3 Nxb3 17. cxb3 Qc3+ {0-1 (17) Pulido,D-Tovio,I Pereira 1999}) ({RR} 
9... Bxf5 10. exf5 Nc6 11. a3 Bh6 12. Ng3 Qa5+ 13. b4 Qb6 14. Bc4 Nd8 15. O-O
Bf8 16. Kh1 Qc7 17. Qe2 Nc6 18. Rab1 O-O-O 19. b5 axb5 20. Rxb5 d3 21. cxd3 Nd4
{1/2-1/2 (21) Pen,P (2003)-Palchun,G (2051) St Petersburg 2007}) ({RR} 9...
Bxf5 10. exf5 Bh6 11. a3 Nc6 12. Qd3 Qb6 13. Rb1 O-O-O 14. g3 Rhe8 15. Bg2 Qa5+
16. b4 Qb5 17. O-O Qxd3 18. cxd3 Na7 19. a4 Kb8 20. b5 axb5 21. axb5 Rd6 22.
Rb2 Rb6 23. Ra1 Rxb5 24. Rba2 {Riemelmoser,S (1880)-Hofmann,T (1944) Imst 2008
1-0 (48)}) 10. h4 Qb6 11. Rb1 Nc6 12. a3 Bxf5 13. exf5 Bh6 14. b4 e4 15. Ng3 e3
16. Bd3 exf2+ 17. Kf1 O-O-O 18. Kxf2 Be3+ 19. Ke2 Rhg8 20. b5 Rxg3 21. Be4 axb5
22. Qd3 b4 23. Bxc6 Qxc6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.40"]
[White "De Souza, Ricardo Alves"]
[Black "Carvalho Jr, Celestino"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1322"]
[BlackElo "1939"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nc6 3. d4 Bf5 4. c3 e6 5. Bg2 Bd6 6. O-O Nf6 7. Nbd2 h6 8. Re1
Bh7 9. a3 $146 ({RR} 9. b4 O-O 10. a3 a5 11. b5 Ne7 12. c4 c5 13. cxd5 Nexd5
14. Bb2 Ne4 15. Rc1 Ndf6 16. Nxe4 Nxe4 17. Nd2 Nxd2 18. Qxd2 Qb6 19. a4 Rfd8
20. Red1 e5 21. d5 e4 22. Rc4 Re8 23. e3 Qc7 {Matsenko,S (2563)-Dragun,K (2591)
Saint Louis USA 2018 1/2-1/2 (41)}) 9... O-O 10. c4 Be7 11. b4 a6 12. Bb2 a5
13. b5 Nb8 14. Ne5 a4 15. e3 Nbd7 16. Nxd7 Qxd7 17. Rc1 c6 18. cxd5 cxd5 19.
Bf1 Ne8 20. Nb1 Nd6 21. Nc3 Ra7 22. Nxa4 Nxb5 23. Qb3 Nxd4 24. Bxd4 Qxa4 25.
Qxa4 Rxa4 26. Rc7 Bxa3 27. Rxb7 Bd6 28. Rd7 Bb4 29. Bh3 Bxe1 30. Bxe6 Rxd4 31.
Bxd5 Rxd5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.41"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Leon Lopes, Sergio Amadeus"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1318"]
[BlackElo "1858"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 O-O 6. Qd2 Re8 ({RR} 6... a6 7.
Bh6 b5 8. Bxg7 Kxg7 9. Bd3 Bb7 10. e5 Nd5 11. Ne4 Qc8 12. h4 h5 13. O-O-O Qg4
14. Kb1 Nc6 15. c3 Rad8 16. exd6 cxd6 17. Nfg5 e5 18. f3 Qf4 19. dxe5 dxe5 20.
Nc5 Bc8 21. Qxf4 {Kosten,A (2515)-Chabanon,J (2415) Paris 1994 0-1 (40)}) 7.
Bc4 ({RR} 7. Be2 Nbd7 8. O-O-O c5 9. Bh6 Bh8 10. h3 cxd4 11. Nxd4 Qa5 12. Nb3
Qb4 13. a3 Qb6 14. Bb5 Nxe4 15. Nxe4 Qxb5 16. Nc3 Qc6 17. f3 Nc5 18. Nd4 Qd7
19. h4 b6 20. h5 Ba6 21. hxg6 fxg6 {Brown,S (1991)-Coman,L (1726) Bucharest
ROU 2019 1/2-1/2 (43)}) 7... c6 8. Ng5 $146 ({RR} 8. Bb3 b5 9. a3 e6 10. O-O a6
11. Rad1 Ra7 12. Bg5 Qb6 13. Qf4 e5 14. dxe5 dxe5 15. Nxe5 Nd5 16. exd5 Bxe5
17. Qh4 c5 18. d6 Be6 19. Bxe6 fxe6 20. Ne4 Nd7 21. b4 Qc6 22. bxc5 Rb7 {
Weiner,M-Rajkovic Jablonec 1954 1-0}) ({RR} 8. e5 dxe5 9. Nxe5 e6 10. Bg5 Nbd7
11. Nxd7 Qxd7 12. Bb3 b5 13. Bxf6 Bxf6 14. O-O-O Bb7 15. Ne4 Qe7 16. f4 Rad8
17. Qe3 Bg7 18. h4 c5 19. Nxc5 Bxd4 20. Rxd4 Qxc5 21. Rhd1 Rxd4 22. Qxd4 Qxd4 {
Kumkumoglu,M (2110)-Ertekin,O (1630) Konya 2011 1-0 (50)}) ({RR} 8. O-O d5 9.
exd5 cxd5 10. Bb5 Nc6 11. Ne5 Qb6 12. a4 a5 13. Bg5 Rd8 14. Rad1 Bf5 15. Rfe1
Rac8 16. Bh6 Bxh6 17. Qxh6 Bxc2 18. Rd2 Bf5 19. h3 Rd6 20. Nxc6 bxc6 21. Bf1
Re8 22. Qf4 Kg7 {Avalos,R (1514)-Prado,A (1830) Asuncion 2014 0-1 (43)}) 8...
d5 9. exd5 cxd5 10. Bb5 Nc6 11. Nf3 Nh5 12. Ne5 Nxe5 13. Bxe8 Nc4 14. Bxf7+
Kxf7 15. Qc1 Bxd4 16. O-O Bxc3 17. bxc3 Nxf4 18. Qxf4+ Kg7 19. Rfd1 Be6 20. Rd4
Bf7 21. Qg3 e5 22. Rh4 Rc8 23. Rd1 Rc6 24. Rd3 Qb6 25. Rd1 Rf6 26. h3 e4 27.
Rf4 Rxf4 28. Qxf4 Qb2 29. Qc7 Qb6 30. Qxb6 Nxb6 31. Rb1 Be8 32. Kf1 Bc6 33. Ke2
Nc4 34. Kd1 Kf6 35. Rb4 Ke5 36. g3 h5 37. Ke2 a6 38. Rb3 Bb5 39. Rxb5 axb5 40.
f3 e3 41. Kd3 h4 42. f4+ Kf5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.42"]
[White "Santos, Abel Cardoso Dos"]
[Black "Bianchini, Marlon"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1854"]
[BlackElo "1255"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 Be7 8. Bd3
b6 9. O-O Bb7 10. Be3 O-O 11. f4 d6 12. Qe2 Nbd7 13. b4 Rac8 14. Rac1 Rfe8 15.
Nb3 $146 ({RR} 15. Rfd1 Bf8 16. Qf3 Qb8 17. Nb3 Qa8 18. Bf2 g6 19. g4 d5 20.
Nd2 Bg7 21. g5 Nh5 22. exd5 Bxc3 23. Rxc3 exd5 24. Qg4 dxc4 25. Rxc4 Rxc4 26.
Bxc4 b5 27. Ba2 Nf8 28. Bd4 Bc8 29. f5 Bxf5 {Comp Tasc R30-Torres Kuckel,R 
(2270) Muenster 1994 0-1 (48)}) 15... Qb8 16. g4 h6 17. Nd2 Qa8 18. h4 Nh7 19.
g5 hxg5 20. hxg5 e5 21. Qh5 g6 22. Qh6 Bf8 23. Qh3 exf4 24. Bxf4 Ne5 25. Be2
Bg7 26. Be3 Bc6 27. Qg3 b5 28. cxb5 axb5 29. a4 bxa4 30. b5 Bd7 31. Nd5 Rxc1
32. Rxc1 Qa5 33. b6 Rb8 34. Qf2 a3 35. Nf6+ Nxf6 36. gxf6 Bh8 37. Nc4 Nxc4 38.
Bxc4 Qe5 39. Rf1 Qxe4 40. Qf4 Qxf4 41. Rxf4 Bf5 42. Bd4 Rc8 43. b7 Rb8 44. Bd5
a2 45. Rf1 Bd3 46. Rc1 Bf5 47. Rc7 Be6 48. Bxa2 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.43"]
[White "Kassab, Alexandre T Canelas"]
[Black "Deus Filho, Joaquim De"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "1800"]
[BlackElo "1848"]
[PlyCount "113"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bg5 Bxc3+ ({
RR} 7... d6 8. Bxf6 Qxf6 9. Bc4 Bxc3+ 10. bxc3 O-O 11. O-O Nd7 12. a4 Qe7 13.
a5 Nf6 14. Qd3 Bd7 15. Nd2 Rac8 16. Bd5 Bc6 17. c4 Rc7 18. Rfb1 Rfc8 19. Rb4
Nd7 20. Nb3 Bxd5 21. exd5 g6 22. Rb1 {Andrijevic,M (2357)-Rodshtein,M (2634)
Valjevo 2012 0-1 (39)}) ({RR} 7... d6 8. Bxf6 Qxf6 9. Bc4 Be6 10. Bd5 Nc6 11.
O-O Bxc3 12. bxc3 Qe7 13. Qd3 O-O 14. Nd2 Rfd8 15. Rab1 Rac8 16. Rb6 Bxd5 17.
exd5 Na7 18. c4 Rc7 19. Rfb1 Nc8 20. R6b3 Rdd7 21. a4 g6 22. Qe3 {Andrijevic,M
(2195)-Radojicic,A (2036) Belgrade SRB 2021 1-0}) 8. bxc3 Qc7 9. Qf3 Ng8 $146 (
{RR} 9... d5 10. exd5 Bg4 11. Qg3 Nbd7 12. c4 Bf5 13. Bxf6 gxf6 14. Bd3 Bg6 15.
O-O O-O-O 16. Qe3 f5 17. f4 e4 18. Be2 Qd6 19. Rab1 Kb8 20. c5 Qc7 21. c6 Qb6
22. Nd4 {1-0 (22) Davies,C-Summers,C (2055) Cardiff 1997}) ({RR} 9... d6 10.
Bxf6 gxf6 11. O-O-O Ke7 12. Qg3 Be6 13. f4 Nd7 14. fxe5 dxe5 15. Rd3 Rac8 16.
Qf2 Nc5 17. Re3 Na4 18. c4 Bxc4 19. Bxc4 Qxc4 20. Rf1 Qc6 21. Rd3 Rhd8 22. Rfd1
Rxd3 23. Rxd3 Nc3 24. Qd2 {Novak,S (2032)-Bebiak,J (2086) Slovakia 2002 1-0 
(49)}) ({RR} 9... Qc6 10. Bxf6 gxf6 11. Be2 b5 12. O-O Bb7 13. Nd2 Qe6 14. Qf5
Qxf5 15. exf5 Rg8 16. Bf3 Bxf3 17. Nxf3 Nc6 18. Rad1 Ne7 19. Rd6 Nxf5 20. Rxf6
Ne7 21. Nxe5 Rg7 22. Rd1 d5 23. Nc6 Rc8 24. Re1 {Korondi,M-Kaufmann,P (1566)
Balatonlelle 2009 1/2-1/2 (46)}) 10. c4 f6 11. Be3 Ne7 12. c5 d6 13. cxd6 Qxd6
14. Bc5 Qc7 15. Qh5+ Ng6 16. Bd3 b6 17. Ba3 Qc3+ 18. Ke2 Be6 19. Rhd1 Nd7 20.
Kf1 Kf7 21. g3 Qc7 22. Rac1 Rhd8 23. Kg2 Kg8 24. Qe2 a5 25. Bb5 a4 26. Bd6 Qc8
27. Nd2 Nc5 28. Nc4 Qb7 29. Bxc5 bxc5 30. Nd6 Qb6 31. Nf5 a3 32. Bc4 Kf7 33.
Rb1 Qc6 34. Bxe6+ Qxe6 35. Rb7+ Kf8 36. Qb5 Rxd1 37. Qxc5+ Kg8 38. Qc7 Rd7 39.
Qxd7 Qxd7 40. Rxd7 Rc8 41. Rxg7+ Kf8 42. Ra7 Rc3 43. h4 h5 44. Kf1 Ke8 45. Ne3
Nf8 46. Nd5 Rc6 47. c3 Ne6 48. Nxf6+ Kd8 49. Nd5 Nc5 50. f3 Na6 51. Ke2 Rg6 52.
Kf2 Nc5 53. Rxa3 Nd3+ 54. Ke3 Ne1 55. Ke2 Nc2 56. Ra8+ Kd7 57. Kf2 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.44"]
[White "Sanches De Carvalho, Fabio"]
[Black "Bomeisel, Pedro Rangel"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1838"]
[BlackElo "1385"]
[PlyCount "89"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. d5 d6 5. f3 Qa5+ 6. Nd2 Nxd2 ({RR} 6... Nf6
7. e4 e6 8. c3 exd5 9. exd5 Be7 10. Ne2 Nh5 11. Be3 O-O 12. g4 Bh4+ 13. Bf2
Bxf2+ 14. Kxf2 Nf6 15. Nf4 Nbd7 16. Nc4 Qd8 17. a4 Ne5 18. Be2 Re8 19. Ne3
Nfxg4+ 20. Nxg4 Nxg4+ 21. fxg4 {Paragua,M (2492)-Salem,A (2656) chess.com INT
2017 0-1}) 7. Bxd2 Qc7 8. c4 $146 ({RR} 8. e4 Nd7 9. c4 g6 10. Bc3 Nf6 11. Bd3
Bg7 12. Ne2 O-O 13. Qd2 a6 14. a4 Bd7 15. a5 e6 16. O-O exd5 17. cxd5 Bb5 18.
Rfd1 Rae8 19. Rac1 b6 20. b4 c4 21. Bd4 bxa5 22. bxa5 Nd7 {Olbrisch,M (2225)
-Siemers,J (2205) Dortmund 1992 0-1 (37)}) ({RR} 8. e4 e5 9. dxe6 Bxe6 10. Bc3
Nc6 11. Ne2 d5 12. exd5 O-O-O 13. dxe6 Rxd1+ 14. Rxd1 fxe6 15. g3 Ne5 16. Bg2
Be7 17. Nf4 Bf6 18. Kf2 Nd7 19. Bxf6 Nxf6 20. Nxe6 Qb6 21. Bh3 Qxb2 22. Rd2 Kb8
{O'Donnell,C (2185)-Shephard,C (2158) England 2015 0-1 (62)}) 8... e5 9. e4 Be7
10. Bd3 Nd7 11. Ne2 O-O 12. O-O Nb6 13. Qc2 g6 14. Bh6 Re8 15. Nc3 Bf8 16. Qd2
f6 17. h4 a6 18. a4 Bxh6 19. Qxh6 Qg7 20. Qd2 Rb8 21. Qf2 Na8 22. f4 Bd7 23. f5
gxf5 24. exf5 Kh8 25. Ne4 Qe7 26. h5 Rg8 27. Qh4 Rgf8 28. h6 Nb6 29. a5 Nc8 30.
Ra3 Be8 31. Be2 Qc7 32. Rb3 Ba4 33. Ra3 Be8 34. Rh3 Qe7 35. Bd1 Qd8 36. Rff3
Bd7 37. Rf1 Be8 38. Kh2 Qe7 39. Be2 Bd7 40. Bh5 Qd8 41. Re3 Be8 42. Be2 Qc7 43.
Kh3 Bd7 44. g4 Qd8 45. Rb3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.45"]
[White "Haraguchi, Melissa Mayumi Alve"]
[Black "Da Cunha, Gabriela Goes"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1751"]
[BlackElo "1837"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Bxd3 6. Qxd3 Qa5+ 7. Bd2 Qa6 8.
Qxa6 Nxa6 9. a3 ({RR} 9. O-O c5 10. Nc3 Ne7 11. Nb5 Nc6 12. c3 Rc8 13. Rfe1 b6
14. Bg5 h6 15. Bd2 Be7 16. h3 Nab8 17. dxc5 bxc5 18. c4 d4 19. Rac1 O-O 20. b4
cxb4 21. Nbxd4 Rfd8 22. Nxc6 Rxc6 23. Be3 Bc5 {Kinder,J (2108)-Erenburg,S 
(2533) Dresden 2004 0-1 (36)}) 9... c5 10. Nc3 ({RR} 10. dxc5 Nxc5 11. Nc3 Rc8
12. O-O Ne7 13. Nb5 Nc6 14. Be3 a6 15. Nbd4 Nd7 16. Nxc6 bxc6 17. b4 c5 18. c3
a5 19. bxa5 Be7 20. Rfb1 O-O 21. Rb7 Rfd8 22. a6 h6 23. h4 Bf8 24. a7 Ra8 {
Taleski,V (1677)-Hart,A (1885) Skopje MKD 2019 1-0 (33)}) 10... Nc7 $146 ({RR} 
10... b6 11. O-O Nc7 12. Rfb1 Ne7 13. b4 Nc6 14. Be3 cxb4 15. axb4 Bxb4 16. Rb3
Be7 17. Nb5 Nxb5 18. Rxb5 Kd7 19. c3 Rab8 20. Ng5 a6 21. Rbb1 Bxg5 22. Bxg5 Na5
23. Kf1 Nc4 24. Ke2 a5 25. Bc1 {Yang,W-Musovic,A (2092) Kemer 2007 0-1 (42)}) (
{RR} 10... O-O-O 11. O-O-O Rd7 12. Ne2 Ne7 13. dxc5 Nxc5 14. Nfd4 Nc6 15. Be3
Nxe5 16. f4 Nc4 17. Bd2 Ne4 18. Be1 Bc5 19. Nf3 Ne3 20. Ne5 Rc7 {0-1 (20) Laux,
G-Davydov,M (2149) Dresden 2001}) ({RR} 10... Ne7 11. dxc5 Ng6 12. b4 f6 13.
exf6 gxf6 14. O-O Nc7 15. Rfe1 Kf7 16. Ne2 e5 17. c3 Be7 18. Ng3 Ke6 19. Nd4+
Kf7 20. Ndf5 h5 21. Nxe7 Nxe7 22. a4 h4 23. Nf1 Ne6 24. Ne3 Rag8 25. f3 {
Podewils-Liesecke,A Berlin West 1987 1/2-1/2 (47)}) 11. Ne2 h5 12. h4 Nh6 13.
Ng3 Ng4 14. c3 Rc8 15. O-O Na8 16. b4 cxd4 17. cxd4 Nb6 18. Rfc1 Nc4 19. Nf1
Be7 20. g3 O-O 21. Kg2 f6 22. Be1 fxe5 23. dxe5 Ngxe5 24. Nxe5 Nxe5 25. Nd2 Bf6
26. Rab1 Nd3 27. Rxc8 Rxc8 28. Nf3 e5 29. Nh2 Rc2 30. Kf3 Kf7 31. Nf1 e4+ 32.
Ke3 Bd8 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.46"]
[White "Akamine, Isabelle Namie Nish"]
[Black "Lima, Hamilton Da Silva"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "1800"]
[BlackElo "1778"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8.
Bc4 Nc6 ({RR} 8... cxd4 9. cxd4 Nc6 10. Be3 O-O 11. h3 Qa5+ 12. Kf1 Rd8 13. Rc1
Qa3 14. d5 e6 15. Bg5 f6 16. Bf4 Kh8 17. Qe1 Ne5 18. Nxe5 fxe5 19. Bg5 Re8 20.
Qc3 Qd6 21. g3 Bd7 22. Kg2 Rac8 23. Qb3 {Hillarp Persson,T (2547)-Pedersen,C 
(2422) Denmark 2013 1-0 (44)}) 9. Bb2 ({RR} 9. O-O cxd4 10. Bb5 O-O 11. Bxc6
bxc6 12. cxd4 Bg4 13. Bb2 c5 14. e5 Bxf3 15. gxf3 Qb6 16. Rb1 cxd4 17. Bxd4 Qe6
18. Qa4 Rfc8 19. f4 Qg4+ 20. Kh1 Qf3+ 21. Kg1 Qxf4 22. Rb4 Bxe5 23. Bxa7 Qxh2#
{Cooke,X (1465)-Durruoglu,E Tornelo INT 2021 0-1}) 9... Bg4 10. h3 $146 ({RR} 
10. Bxf7+ Kf8 11. h3 cxd4 12. cxd4 Qa5+ 13. Kf1 Qb5+ 14. Kg1 Bxf3 15. Qxf3 Qxb2
16. Bd5+ Bf6 17. Kh2 Qxd4 18. Rhd1 Qe5+ 19. Kh1 Kg7 20. Rab1 Rab8 21. Rd3 Qc7
22. g4 Rhf8 23. Qe3 Bh4 24. Rd2 Ne5 {Capra,S-Amaro,H Santiago de Chile 1994
0-1 (45)}) 10... Bxf3 11. Qxf3 O-O 12. dxc5 Qa5 13. Qe3 Rad8 14. O-O Ne5 15.
Be2 Nd7 16. Qg5 Qxc5 17. Qxc5 Nxc5 18. Ba3 b6 19. Bxc5 bxc5 20. Rfc1 Rd2 21.
Bf3 Rb8 22. Rd1 Bxc3 23. Rxd2 Bxd2 24. Rd1 Rb2 25. a3 c4 26. Be2 c3 27. Bd3 Ra2
28. Kh2 Rxa3 29. g3 Ra4 30. Kg2 a5 31. Bc2 Ra2 32. Bb3 Rb2 33. Ba4 Be3 34. Rf1
Bd4 35. h4 h5 36. Kh2 Rxf2+ 37. Rxf2 Bxf2 38. Kg2 Bd4 39. Kf3 e5 40. g4 hxg4+
41. Kxg4 Kg7 42. Kf3 Kh6 43. Kg4 Bf2 44. Bb3 Be3 45. Ba4 f6 46. Kf3 Bd4 47. Kg4
Kg7 48. Kf3 Kf7 49. Kg4 Ke7 50. h5 gxh5+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.47"]
[White "Fernandez Barrero, Javier"]
[Black "Re, Vinicius"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1743"]
[BlackElo "1177"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. O-O O-O 7. Bxc6 dxc6 8.
Nxe5 Re8 ({RR} 8... Bd6 9. Nf3 Bg4 10. Bg5 Re8 11. Nbd2 h6 12. Bh4 Bf4 13. Qb1
Bxf3 14. Nxf3 Qd6 15. Bg3 Bxg3 16. fxg3 Qc5+ 17. d4 Qh5 18. e5 Ne4 19. c3 Ng5
20. Qd3 Ne6 21. Nh4 g6 22. Rf2 Rf8 23. Raf1 {Ebosse,K (2055)-Pires,J
Casablanca MAR 2019 1-0 (32)}) 9. Nf3 Bg4 10. Be3 Qe7 11. Nbd2 $146 ({RR} 11.
Nc3 Rad8 12. Qe2 Bd6 13. Rfe1 Be5 14. Qd2 Bxf3 15. gxf3 Qe6 16. Bf4 Nh5 17. Bg3
Qf6 18. Qd1 Re6 19. Kh1 Nf4 20. Rg1 Nh5 21. Qe2 Nxg3+ 22. hxg3 Bxc3 23. bxc3
Qxc3 24. Kg2 Rdd6 25. Rab1 b5 {Vatkinas,B-Matvejenko,N Vilnius 2000 0-1 (70)})
11... Rad8 12. h3 Bh5 13. Qe2 Bd4 14. Bxd4 Rxd4 15. g4 Rb4 16. gxh5 Nxh5 17.
Qe3 Qf6 18. Qg5 Qxg5+ 19. Nxg5 Nf4 20. b3 h6 21. Ngf3 Nxh3+ 22. Kh2 Nf4 23. a4
Rb6 24. Nc4 Rb4 25. Rab1 Ne2 26. Rfe1 Nc3 27. Ra1 b5 28. axb5 axb5 29. Nce5 c5
30. Nc6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.48"]
[White "Sulz, Isaque Sathler"]
[Black "Staub, Mihaiu"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1516"]
[PlyCount "44"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b3 e5 2. Bb2 Nc6 3. Nf3 e4 4. Nd4 Nf6 5. e3 Bc5 6. Nf5 ({RR} 6. d3 O-O 7.
dxe4 Nxe4 8. Bd3 d5 9. Nxc6 bxc6 10. Nd2 f5 11. O-O Qe7 12. Qe2 a5 13. c4 a4
14. cxd5 cxd5 15. Rac1 axb3 16. axb3 Be6 17. Nf3 f4 18. exf4 Rxf4 19. Be5 Rff8
20. Bxe4 dxe4 {Jobava,B (2604)-Smirin,I (2607) Moscow RUS 2019 0-1 (40)}) ({RR
} 6. Nxc6 dxc6 7. d3 O-O 8. d4 Bd6 9. Be2 Qe7 10. c4 c5 11. Nd2 cxd4 12. Bxd4
Rd8 13. Qc2 Bf5 14. h3 Bb4 15. Bc3 Rd7 16. O-O-O Ba3+ 17. Kb1 a5 18. g4 Bg6 19.
h4 h5 20. gxh5 Nxh5 {Pastar,S (2321)-Korkmaz,N (2107) chess.com INT 2021 1-0 
(48)}) 6... O-O 7. g4 Ne8 $146 ({RR} 7... d5 8. d4 Bb4+ 9. c3 Bxf5 10. gxf5 Bd6
11. Nd2 Ne7 12. Bh3 Qd7 13. Rg1 Nxf5 14. Qe2 g6 15. O-O-O Rae8 16. Qf1 Kh8 17.
Kb1 Qe7 18. c4 c6 19. Qe2 Ng7 20. Rh1 Nfh5 21. cxd5 cxd5 22. Qb5 {Vidovic,S 
(2365)-Jakic,I (2418) Opatija 2012 1/2-1/2 (41)}) ({RR} 7... d5 8. Rg1 d4 9.
Be2 Be6 10. b4 Bb6 11. b5 dxe3 12. fxe3 Bxf5 13. gxf5 Nd4 14. Rf1 Nxe2 15. Qxe2
a6 16. Rg1 axb5 17. Nc3 Re8 18. Qg2 g6 19. Qg5 Nd7 20. fxg6 hxg6 21. Qh6 Ne5
22. Nxe4 {Szakony,L (2192)-Huszar,A (2146) Hungary 1999 1-0}) 8. d3 d5 9. dxe4
Bxf5 10. exf5 Qh4 11. Qf3 d4 12. exd4 Nxd4 13. Bxd4 Bxd4 14. c3 Bb6 15. Qg3
Qe7+ 16. Be2 Nf6 17. Nd2 Rad8 18. Qf3 Rfe8 19. g5 Nd5 20. f6 Qe5 21. Nc4 Qxc3+
22. Qxc3 Nxc3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.49"]
[White "Nicacio, Daniel Ramos"]
[Black "Goncalves, Ricardo Henrique Si"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1479"]
[BlackElo "1800"]
[PlyCount "28"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Nd2 g6 4. g3 ({RR} 4. b3 Bg7 5. Bb2 O-O 6. f4 c5 7. dxc5
Qa5 8. cxd6 Nxe4 9. Bxg7 Kxg7 10. Qe2 Bf5 11. Qe3 Nc6 12. d7 Rad8 13. Bd3 Rxd7
14. Ngf3 Nxd2 15. Qxd2 Qc5 16. Rd1 Rfd8 17. Qf2 Qb4+ 18. Ke2 Bxd3+ {Yin,H 
(2401)-Juswanto,D (2465) Shenyang 1999 0-1 (44)}) ({RR} 4. Be2 Bg7 5. h4 h5 6.
Bd3 Nc6 7. Ne2 e5 8. d5 Ne7 9. Nf1 c6 10. c4 O-O 11. Bg5 b5 12. b3 bxc4 13.
bxc4 Nh7 14. Bxe7 Qxe7 15. dxc6 Qc7 16. Qa4 Bh6 17. Nc3 Qb6 18. Qb5 Qd4 {
Velumani,S (1470)-Vassallo Barroche,M (2380) Vila Nova de Famalicao POR 2019
0-1 (36)}) 4... Bg7 5. e5 $146 ({RR} 5. Bg2 e5 6. d5 c6 7. dxc6 Nxc6 8. Nc4 Ke7
9. Ne2 Be6 10. Ne3 Qa5+ 11. Bd2 Qa4 12. b3 Qa6 13. c4 Rac8 14. a4 Qb6 15. Bc3
Ng4 16. Nxg4 Bxg4 17. Rb1 Rhd8 18. Qd2 Bxe2 19. Qxe2 Nd4 {Sonoc,D (1900)
-Moldovan,D (1675) Deva 1998 0-1 (58)}) ({RR} 5. Bg2 O-O 6. Ngf3 Bg4 7. O-O Qc8
8. Re1 Nc6 9. c3 e5 10. d5 Ne7 11. c4 Nh5 12. Qc2 Bh3 13. Bh1 h6 14. Nh4 f5 15.
exf5 gxf5 16. Ndf3 Qd7 17. Qe2 Rf7 18. Nxe5 dxe5 19. Bxh6 Bxh6 {Muslimova,Y 
(1697)-Astapov,V (2020) Saratov 2008 0-1}) ({RR} 5. Ne2 O-O 6. Bg2 Nbd7 7. c3
c5 8. O-O Rb8 9. a3 b6 10. Nc4 Qc7 11. d5 Ba6 12. Nd2 e6 13. c4 exd5 14. cxd5
Rfe8 15. Re1 Ne5 16. Nc3 Nd3 17. Re3 Nd7 18. Nf3 Nxc1 19. Rxc1 Bh6 {Bauer,H 
(1022)-Sancar,K (1661) Willingen 2006 0-1}) 5... dxe5 6. dxe5 Ng4 7. f4 Ne3 8.
Qe2 Nxc2+ 9. Kf2 Nxa1 10. Nb3 Nxb3 11. axb3 O-O 12. Nf3 Nc6 13. h4 h5 14. Nh2
Nd4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.50"]
[White "Rojo, Antonio Maia Rosa"]
[Black "Usui, Gabriella Yumi"]
[Result "0-1"]
[ECO "A13"]
[BlackElo "1448"]
[PlyCount "50"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 c5 3. e3 e6 4. Bb2 Nf6 5. c4 Nc6 6. Be2 d4 7. exd4 cxd4 8. d3
Be7 9. O-O e5 10. Nbd2 O-O 11. Ng5 Nd7 $146 ({RR} 11... h6 12. Nge4 Nxe4 13.
Nxe4 f5 14. Ng3 Bd6 15. Rc1 Be6 16. Bf3 Qd7 17. a3 g5 18. h3 a5 19. Re1 Rae8
20. Qd2 b6 21. Re2 Kh7 22. Rce1 Rf6 23. Nh5 Rff8 24. Ng3 Rf6 25. Nh5 Rff8 26.
Ng3 {Lippmann,U (1907)-Wiemer,J (2011) Bad Bevensen 2010 1-0 (54)}) 12. Nge4
Qc7 13. Bf3 f5 14. Ng3 Nc5 15. Bd5+ Kh8 16. Qf3 Nb4 17. Ba3 Ncxd3 18. h4 e4 19.
Ndxe4 Ne5 20. Qf4 Nxd5 21. cxd5 fxe4 22. Qxe4 Bxa3 23. Qxd4 Bc5 24. Qd2 Ng4 25.
Rac1 Qxg3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.51"]
[White "Dionisio, Alex Monteiro"]
[Black "Terra, Bruno De Oliveira"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1514"]
[BlackElo "1800"]
[PlyCount "47"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. b4 Bf8 ({RR} 6... Bb6 7.
Nf3 a5 8. Bb2 axb4 9. axb4 Rxa1 10. Bxa1 Nh6 11. Bd3 Na6 12. c3 O-O 13. O-O f5
14. exf6 Qxf6 15. Nbd2 Ng4 16. Bxa6 bxa6 17. h3 {1/2-1/2 (17) Perunovic,M 
(2631)-Miladinovic,I (2583) Subotica 2014}) 7. Nf3 g6 $146 ({RR} 7... a5 8. b5
a4 9. Bd3 Nd7 10. O-O Nb6 11. Nbd2 Bc5 12. Bb2 Nh6 13. Qe2 O-O 14. Kh1 Qe7 15.
Nd4 Nf5 16. N4f3 Nh6 17. Rfd1 Bd7 18. Nd4 Nf5 19. Nxf5 exf5 20. Qh5 Rfe8 21. f4
Rac8 22. Qh3 {Begelman,B (2220)-Mufic,G (2255) Lignano Sabbiadoro 2016 1-0 (34)
}) ({RR} 7... Nd7 8. Bd3 Qc7 9. Bb2 Ne7 10. O-O Ng6 11. Bxg6 hxg6 12. Nbd2 Nb6
13. Bd4 Bd7 14. Nb3 Nc4 15. Re1 b6 16. c3 Ba4 17. Qb1 Bxb3 18. Qxb3 Be7 19. Qd1
a5 20. Nd2 Nxd2 21. Qxd2 O-O 22. Qe3 {Hylands,L (1883)-Goldberg,J (2154)
lichess.org INT 2021 1/2-1/2 (39)}) ({RR} 7... Qc7 8. Bd3 Nc6 9. Bb2 Nh6 10.
O-O Be7 11. Nbd2 Nf5 12. c4 dxc4 13. Nxc4 O-O 14. g4 Nh4 15. Nxh4 Bxh4 16. Qf3
Be7 17. Rac1 a6 18. Qe4 g6 19. Qe3 Rd8 20. Rfd1 Bf8 21. Nd6 Qe7 22. Ne4 {
Morawietz,D (2449)-Urban,R (1994) Bad Wiessee 2008 1-0}) ({RR} 7... a5 8. b5
Ne7 9. h4 Nd7 10. h5 Qc7 11. Bb2 b6 12. Bd3 Bb7 13. Qe2 Nc5 14. Nc3 Rc8 15. Nd4
g6 16. hxg6 Nxd3+ 17. cxd3 Nxg6 18. g3 Qxe5 19. Na4 Qxe2+ 20. Kxe2 e5 21. Nxb6
Rc5 22. Rhc1 {Sitnikov,A (2406)-Sakorenko,A (2159) Voronezh RUS 2020 0-1 (41)})
8. Bb2 Bg7 9. Bd3 Ne7 10. O-O O-O 11. Nbd2 Bd7 12. Qe2 a6 13. c4 Nbc6 14. Rfd1
Qb8 15. Nb3 b6 16. Rac1 Rc8 17. cxd5 Nxd5 18. Bxa6 Rxa6 19. Qxa6 b5 20. Nc5 Rc7
21. Nxd7 Rxd7 22. Qxc6 Rc7 23. Qa6 Rb7 24. Bd4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.52"]
[White "Leal, Alexandre Garcia"]
[Black "Santana, Expedito"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "1899"]
[BlackElo "1408"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. e3 Bf5 4. Nc3 e6 5. Nf3 Nf6 6. cxd5 exd5 7. Bd3 Bxd3 8.
Qxd3 Bd6 9. O-O O-O 10. a3 ({RR} 10. Ne5 Nfd7 11. Nf3 f5 12. Bd2 Na6 13. a3 Nc7
14. b4 b5 15. Ne2 Nf6 {1/2-1/2 (15) Kulikov,A (2405)-Popov,V (2582) Nizhnij
Novgorod 1999}) 10... Nbd7 11. b4 ({RR} 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6
14. Qh4 Nd5 15. Qe4 Re8 16. Qc2 h6 17. Bd2 Qf6 18. Rfe1 Bc7 19. Re4 Qg6 20.
Rxe8+ Rxe8 21. Qxg6 fxg6 22. Re1 Rxe1+ 23. Bxe1 Kf7 24. Kf1 g5 25. h3 Ke6 {
Krmela,A (2080)-Fargac,M (2226) Czech Republic CZE 2019 0-1 (40)}) 11... a6 12.
Nd2 $146 ({RR} 12. Rb1 Re8 13. a4 Ne4 14. b5 Nxc3 15. Qxc3 cxb5 16. axb5 a5 17.
Ba3 Nb6 18. Bc5 Nc4 {1/2-1/2 (18) Baumann,C (2065)-Welsh,M Bad Ragaz 1994}) ({
RR} 12. Bb2 Re8 13. h3 Ne4 14. Nd2 f5 15. Na4 Ndf6 16. Nc5 Rb8 17. Rac1 Bc7 18.
f4 Qe7 19. Ndxe4 Nxe4 20. Nxe4 Qxe4 21. Qxe4 Rxe4 22. Kf2 Rbe8 23. Rfe1 Kf7 24.
g3 h6 25. a4 Bd6 26. Bc3 R4e6 {Mike,J-Kiss,A (2192) Hungary 2007 1/2-1/2 (88)})
12... Bxh2+ 13. Kxh2 Ng4+ 14. Kg1 Qh4 15. Nf3 Qh5 16. e4 dxe4 17. Nxe4 Rad8 18.
Ng3 Qd5 19. Qf5 Qxf5 20. Nxf5 h6 21. Ne3 Ngf6 22. d5 cxd5 23. Bb2 g6 24. Rfd1
Rfe8 25. Nxd5 Nxd5 26. Rxd5 Nb6 27. Rxd8 Rxd8 28. Rc1 Rc8 29. Rxc8+ Nxc8 30.
Ne5 Ne7 31. Nd7 Nc8 32. Nc5 Nd6 33. Be5 Nc4 34. Bc7 Nxa3 35. Nxb7 Nc2 36. Ba5
Nd4 37. Nc5 Nc6 38. Nxa6 Kf8 39. Kf1 Ke7 40. Ke2 f5 41. Nc5 Kd6 42. Nb3 g5 43.
b5 Nxa5 44. Nxa5 Kc5 45. Nc4 Kxb5 46. Nd6+ Kc5 47. Nxf5 h5 48. Ng7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.53"]
[White "Pereira, Igor Marcelo Souza"]
[Black "De Oliveira, Lucas Silva"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1351"]
[BlackElo "1800"]
[PlyCount "128"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3
h5 9. Qd2 Nbd7 10. Be2 Rc8 11. Nd5 ({RR} 11. a4 Be7 12. O-O O-O 13. a5 Qc7 14.
Rfd1 Rfd8 15. Qe1 Nc5 16. Nxc5 dxc5 17. Na4 Rxd1 18. Rxd1 c4 19. Nb6 Bc5 20.
Bxc5 Qxc5+ 21. Qf2 Qxf2+ 22. Kxf2 Rc5 23. Rd8+ Kh7 24. Ke3 h4 25. g3 h3 {
Leko,P (2731)-Karjakin,S (2770) Sochi 2014 0-1 (54)}) ({RR} 11. O-O-O Be7 12.
Kb1 b5 13. Nd5 Bxd5 14. exd5 Nb6 15. Bxb6 Qxb6 16. Rhf1 O-O 17. g4 h4 18. f4
Rfe8 19. g5 Ne4 20. Qb4 Nf2 21. Rde1 Nh3 22. Bg4 Rc4 23. Qa5 Qxa5 24. Nxa5 Nxf4
25. Nxc4 bxc4 {Navara,D (2675)-Stocek,J (2604) Polanica Zdroj POL 2021 1/2-1/2
(51)}) 11... b5 $146 ({RR} 11... Bxd5 12. exd5 Be7 13. c4 b6 14. O-O g6 15. Nc1
Kf8 16. b4 h4 17. Nb3 Kg7 18. a4 Nh5 19. a5 Nf4 20. axb6 Nxb6 21. Bxf4 exf4 22.
Na5 Bf6 23. Nc6 Rxc6 24. dxc6 h3 25. Rxa6 hxg2 26. Rf2 {Collas,S (2360)
-Jordanova,S Pamporovo 2001 0-1 (38)}) ({RR} 11... Bxd5 12. exd5 Nb6 13. c4
Nxc4 14. Bxc4 Rxc4 15. Na5 Rc8 16. Nxb7 Qc7 17. Na5 Qc2 18. O-O Qxd2 19. Bxd2
Nxd5 20. Rfc1 Ra8 21. Rc6 Kd7 22. Rd1 Be7 23. Be1 Nf4 24. Rc2 Rac8 25. Nc4 Ke6
26. g3 {Popov,I (2627)-Sychev,K (2407) Moscow 2014 0-1 (40)}) ({RR} 11... Bxd5
12. exd5 Nb6 13. O-O Nbxd5 14. Bg5 Be7 15. c4 Nb6 16. Na5 Qc7 17. b4 O-O 18.
Rad1 Rcd8 19. Qc2 d5 20. c5 d4 21. Bxf6 Bxf6 22. Qf5 Nd5 23. Qxh5 Nf4 {0-1 (23)
Zilka,S (2534)-Pulpan,J (2401) Prague 2016}) 12. Na5 Bxd5 13. exd5 Nxd5 14. Nb7
Qc7 15. Qxd5 Rb8 16. O-O-O Qxb7 17. Qd2 Be7 18. g4 hxg4 19. fxg4 Rc8 20. Bg5
Bf8 21. h4 Qc7 22. h5 Nb6 23. Rhe1 Nd5 24. Kb1 Qc5 25. Qxd5 Qxc2+ 26. Ka1 Qc5
27. Qxc5 Rxc5 28. Rc1 Rxc1+ 29. Rxc1 Kd7 30. a4 bxa4 31. Bxa6 f6 32. Be3 d5 33.
Bb5+ Ke6 34. Bxa4 d4 35. Bd2 Bd6 36. b4 Ra8 37. Kb2 Rxa4 38. Kb3 Ra7 39. b5 Kd5
40. Bb4 Rb7 41. Bxd6 Kxd6 42. Kb4 e4 43. Ka5 d3 44. Ka6 Re7 45. b6 e3 46. b7
Rxb7 47. Kxb7 d2 48. Rd1 Ke5 49. Kc6 Kf4 50. Kd5 Kf3 51. Ke6 e2 52. Rxd2 e1=Q+
53. Kf7 Qxd2 54. Kxg7 Qg5+ 55. Kh7 Kxg4 56. h6 Qxh6+ 57. Kxh6 f5 58. Kg6 f4 59.
Kh7 f3 60. Kh8 f2 61. Kh7 f1=Q 62. Kh8 Qa6 63. Kg8 Qb7 64. Kf8 Kf5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.54"]
[White "De Bastiani, Tales Otavio"]
[Black "Damasio, Fabio Ferreira"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1800"]
[BlackElo "1296"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Nc3 Nbd7 7. d3 Rb8 ({RR} 
7... a6 8. Rb1 c6 9. b4 d5 10. cxd5 cxd5 11. Qb3 Nb6 12. Be3 e6 13. a4 Re8 14.
a5 Nbd7 15. Na4 Ng4 16. Bd4 Nge5 17. Nxe5 Bxe5 18. Nb6 Bxd4 19. Nxa8 Ne5 20. e3
Ba7 21. Rfc1 d4 22. Nb6 {Skembris,S (2435)-Kourkounakis,I (2360) Nikea 1985
1-0 (45)}) ({RR} 7... c5 8. Rb1 Rb8 9. a3 b6 10. b4 Bb7 11. Bb2 Ng4 12. h3 Nge5
13. Nxe5 Nxe5 14. Qa4 Bxg2 15. Kxg2 Qd7 16. Qxd7 Nxd7 17. Nd5 Rfe8 18. Nc7 Rec8
19. Nd5 Re8 20. Nc7 Rec8 21. Nd5 Re8 22. Nc7 {Gavarrete,N (2325)-Granero Roca,
A (2359) Montserrat (Valencia) ESP 2021 1/2-1/2}) 8. Be3 c5 9. h3 b6 $146 ({RR
} 9... a6 10. a4 Ne8 11. Nd2 Ne5 12. f4 Nc6 13. Bf2 Nc7 14. Rb1 Bd7 15. Nf3 b5
16. axb5 axb5 17. cxb5 Nxb5 18. Qd2 Qa5 19. Rbc1 Nxc3 20. bxc3 Rb3 21. c4 Bc3
22. Qe3 Rfb8 23. g4 Qd8 24. f5 {Andrade,R (1980)-Carrasco Fernandez,D (1840)
Santiago de Chile 2009 1/2-1/2 (55)}) 10. Qd2 Re8 11. d4 Qc7 12. b3 a6 13. Rac1
Bb7 14. d5 Ba8 15. Bg5 e6 16. e4 exd5 17. exd5 b5 18. Qd3 b4 19. Na4 Ne4 20.
Bd2 Nxd2 21. Nxd2 Re7 22. Ne4 Rbe8 23. Rfe1 Bh6 24. Rcd1 f5 25. Naxc5 Nxc5 26.
Nf6+ Kh8 27. Rxe7 Rxe7 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.55"]
[White "Baena, Mauricio"]
[Black "Ferian, Christian"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "1180"]
[PlyCount "190"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd7 5. Nf3 ({RR} 5. Bxc6 Bxc6 6. Bxe5 f6 7.
Bb2 Ne7 8. Nf3 Nf5 9. O-O Qd7 10. d4 O-O-O 11. c4 Qe6 12. c5 Kb8 13. Nc3 Be7
14. b4 a6 15. a4 b5 16. axb5 axb5 17. Ra6 Kb7 18. Nxb5 Ra8 19. Rxa8 Rxa8 {
Moreno Ibanez,M (2286)-Camacho Marcillo,F Guadalajara 2016 1-0 (32)}) ({RR} 5.
Bxc6 Bxc6 6. Bxe5 Ne7 7. Nf3 Ng6 8. Bb2 f6 9. Qe2 Bd6 10. Nc3 b6 11. Nd4 Bb7
12. Nf5 Bf8 13. e4 d4 14. Nb5 c5 15. a4 a6 16. Na3 Ne5 17. d3 g6 18. Ng3 Bh6
19. O-O O-O {Hock,G (2031)-Schwarz,H (1914) Hofheim 2017 1-0 (67)}) 5... e4
$146 ({RR} 5... f6 6. O-O Nge7 7. c4 dxc4 8. Bxc4 Bg4 9. h3 Bxf3 10. Qxf3 Ng6
11. Nc3 Qd6 12. Nb5 Qd7 13. Rfd1 O-O-O 14. d4 exd4 15. Nxd4 Bc5 16. Be6 Qxe6
17. Nxe6 Rxd1+ 18. Rxd1 Nge5 19. Bxe5 Nxe5 20. Qf5 {Swaney,P-Brouillette,M ICC
INT 2009 1-0}) ({RR} 5... Qe7 6. Bxc6 bxc6 7. d3 Bg4 8. h3 Bh5 9. g4 Bg6 10.
Nbd2 h5 11. g5 h4 12. e4 d4 13. Qe2 f6 14. O-O-O fxg5 15. Qf1 Nh6 16. Qg2 Nf7
17. Rdg1 Rh5 18. Nc4 Qf6 19. Kb1 a5 20. Bxd4 {Kozlowski,T (1958)-Palasz,K 
(1734) Poznan 2011 1-0 (33)}) ({RR} 5... f6 6. d3 Nge7 7. Nbd2 a6 8. Bxc6 Nxc6
9. h3 Be6 10. a3 Qd7 11. c4 O-O-O 12. b4 dxc4 13. dxc4 e4 14. Nd4 Ne5 15. O-O
Nd3 16. Bc3 f5 17. c5 Be7 18. c6 Qd5 19. Qa4 f4 20. b5 {Keser,M (1785)-Cansun,
C (1712) Manavgat 2015 1-0}) 6. Ne5 Nxe5 7. Bxe5 Bxb5 8. Qg4 Nf6 9. Qg3 Qd7 10.
Nc3 Bc6 11. Bxc7 Qg4 12. Qe5+ Qe6 13. O-O-O Qxe5 14. Bxe5 Be7 15. f4 b5 16.
Rhg1 b4 17. Ne2 a5 18. g4 Rg8 19. Nd4 Bb7 20. Nb5 Kd8 21. Kb2 Bc8 22. h3 Ne8
23. d3 Bd7 24. c4 bxc3+ 25. Nxc3 Bf6 26. d4 Bxe5 27. dxe5 Nc7 28. a4 Bc6 29.
Nxe4 Ke7 30. Nc3 f6 31. exf6+ Kxf6 32. e4 Rad8 33. g5+ Kg6 34. e5 Kf5 35. Rgf1
Ne6 36. Ne2 d4 37. Ng3+ Kg6 38. f5+ Kxg5 39. fxe6 Rge8 40. Rf5+ Kg6 41. h4 h6
42. h5+ Kh7 43. Rc1 Bd5 44. Rc7 Bxe6 45. Rf2 d3 46. Ne4 Kh8 47. Kc3 Rb8 48. Nc5
Bg4 49. Nxd3 Bxh5 50. Nf4 Rxe5 51. Rg2 Rg8 52. Rh2 Be8 53. b4 axb4+ 54. Kxb4
Re4+ 55. Rc4 Rxc4+ 56. Kxc4 Bxa4 57. Kd4 Kh7 58. Ke5 Rf8 59. Rb2 Rf6 60. Rb7
Bd1 61. Rc7 Bg4 62. Ke4 h5 63. Rc3 Kh6 64. Ng2 Kg5 65. Rc5+ Rf5 66. Rxf5+ Bxf5+
67. Ke5 g6 68. Kd4 Kg4 69. Ke3 Kg3 70. Nf4 h4 71. Ne2+ Kg4 72. Kf2 h3 73. Kg1
Be4 74. Kh2 g5 75. Ng1 Bg2 76. Ne2 Kh4 77. Ng3 Kg4 78. Ne2 Kf3 79. Ng3 g4 80.
Nh5 Ke4 81. Ng3+ Kf4 82. Nh5+ Kg5 83. Ng3 Bf3 84. Nf1 Be4 85. Ng3 Bd3 86. Kg1
Kh4 87. Kh2 Kg5 88. Kg1 Bc4 89. Kh2 Kh4 90. Nf5+ Kg5 91. Ng3 Bd3 92. Kg1 Kh4
93. Kh2 Bc2 94. Nf1 Bb1 95. Ng3 Bd3 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.56"]
[White "Desideri, Enzo Piuchi"]
[Black "Ruvieri, Valter"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1730"]
[BlackElo "1067"]
[PlyCount "73"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d6 3. Nf3 Nd7 4. Bc4 Be7 ({RR} 4... Nb6 5. Bb3 exf4 6. d4 a5 7.
a4 Ne7 8. Bxf4 Ng6 9. Bg3 Be7 10. c3 O-O 11. Nbd2 c5 12. O-O d5 13. Kh1 Be6 14.
e5 Rc8 15. Bc2 Nc4 16. Nxc4 dxc4 17. Qe2 Qb6 18. Be4 Rfd8 19. Rad1 {King,D 
(2455)-Manouck,T (2290) Gausdal 1994 1-0}) 5. c3 $146 ({RR} 5. O-O Ngf6 6. c3
Nb6 7. fxe5 dxe5 8. Nxe5 O-O 9. Bxf7+ Kh8 10. Bb3 Qe8 11. d4 h6 12. Qd3 Nfd7
13. Nf7+ Kh7 14. e5+ g6 15. Nxh6 {1-0 (15) Schoerghuber,K (1700)-Aigner,G 
(1805) Bad Zwischenahn 2003}) ({RR} 5. d3 c6 6. O-O Ngf6 7. Nc3 O-O 8. a4 Rb8
9. h3 exf4 10. Bxf4 b6 11. g4 Qc7 12. Qd2 Ne5 13. Ba2 Ba6 14. Qh2 Nfd7 15. Nd4
Ng6 16. Nf5 Nde5 17. Bg3 Rbd8 18. Rf2 Kh8 19. d4 Nc4 {Nowak,M (2281)-Auwens,M 
(1879) Wroclaw POL 2019 1-0}) ({RR} 5. O-O Ngf6 6. d3 O-O 7. Nc3 b6 8. Bb5 Bb7
9. Bxd7 Nxd7 10. Be3 c6 11. Qd2 Qc7 12. fxe5 dxe5 13. Bf2 Rad8 14. Qe2 Nc5 15.
Bg3 Bf6 16. d4 Ba6 17. Qe1 Bxf1 18. Kxf1 Nd7 19. Rd1 Rfe8 {Brand,M (1650)
-Wisser,K Zuerich 2004 0-1 (31)}) ({RR} 5. d3 Ngf6 6. O-O O-O 7. Nc3 c6 8. Kh1
h6 9. a4 Qc7 10. Qe1 exf4 11. Bxf4 Ne5 12. Nxe5 dxe5 13. Be3 Qd6 14. Ne2 Ng4
15. Bg1 Be6 16. Bxe6 Qxe6 17. h3 Nf6 18. Ng3 Ne8 19. Nf5 Nd6 {Netusil,J (1997)
-Burianek,P (1866) Rakovnik 2014 1-0 (38)}) 5... exf4 6. d4 Bh4+ 7. Kd2 Nb6 8.
Qb3 Nxc4+ 9. Qxc4 Be6 10. d5 Bg4 11. Kc2 Bg5 12. h4 Bh6 13. Na3 a6 14. Bd2 Qe7
15. Rae1 O-O-O 16. Kb1 Qf6 17. h5 Bxf3 18. gxf3 g6 19. hxg6 hxg6 20. Nc2 Bg7
21. Rxh8 Bxh8 22. Nb4 Ne7 23. Nd3 g5 24. e5 dxe5 25. Nxe5 Qf5+ 26. Kc1 Bxe5 27.
Qe2 Rxd5 28. c4 Bxb2+ 29. Kxb2 Qd7 30. cxd5 Nxd5 31. Rd1 Nb6 32. Bb4 Qa4 33. a3
c5 34. Qd3 Nd7 35. Bxc5 Qc6 36. Bb4 Ne5 37. Qd8# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.57"]
[White "Gomes, Simone Barreto Crot"]
[Black "De Paula, Bruno Cesar Lima"]
[Result "0-1"]
[ECO "C40"]
[BlackElo "1676"]
[PlyCount "54"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 f5 3. Nc3 fxe4 4. Nxe4 d5 5. Ng3 e4 6. Qe2 ({RR} 6. Ne5 Nf6 7.
d4 Bd6 8. c4 c6 9. cxd5 cxd5 10. Bb5+ Nbd7 11. Nf5 Bb4+ 12. Bd2 Bxd2+ 13. Qxd2
O-O 14. Ne3 Qe7 15. Bxd7 Bxd7 16. O-O Bb5 17. Rfc1 Ba6 18. Rc5 b6 19. Nxd5 Qd6
20. Nxf6+ gxf6 {Agdestein,S (2572)-Salthe,G Tromsoe 2001 1-0}) ({RR} 6. Ne5 Nf6
7. d4 Nc6 8. Nxc6 bxc6 9. f3 Bd6 10. Be2 O-O 11. O-O c5 12. fxe4 cxd4 13. exd5
Bxg3 14. hxg3 Qxd5 15. Bf3 Ne4 16. Bf4 Bb7 17. Bxc7 Rae8 18. Qd3 Rf6 19. Qb3
Qxb3 20. axb3 Rc6 {Tokman,A (2316)-Kett,T (2167) chess.com INT 2021 1/2-1/2 
(49)}) 6... Be7 $146 ({RR} 6... Qe7 7. Nd4 c5 8. Ndf5 Qe5 9. Qh5+ g6 10. Bb5+
Nc6 11. Qh4 gxf5 12. Qh5+ Kd8 13. Qf7 Nf6 14. O-O Qe7 15. Qxe7+ Bxe7 16. c3 a6
17. Bxc6 bxc6 18. b3 Rb8 19. h3 f4 20. Nh1 Bxh3 21. Kh2 {Engelbrecht,K (1328)
-Gossmann,B (1586) Sailauf 1992 0-1}) 7. Nd4 Nf6 8. d3 exd3 9. Qxd3 O-O 10. Be2
c5 11. Nf3 c4 12. Qd1 Nc6 13. O-O Bc5 14. c3 h5 15. Bg5 Bg4 16. h3 Be6 17. Nxh5
Qe8 18. Nf4 Ne4 19. Bh4 Rxf4 20. Bg5 Rxf3 21. Bxf3 Nxg5 22. b3 Qf7 23. bxc4
Nxf3+ 24. gxf3 Ne5 25. cxd5 Nxf3+ 26. Kg2 Bxh3+ 27. Kxh3 Qh5+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6.58"]
[White "Akamine, Giullia Hikari Nish"]
[Black "Da Silva, Joao Pedro Marinell"]
[Result "0-1"]
[ECO "C48"]
[WhiteElo "1800"]
[PlyCount "50"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 d6 5. O-O Be7 6. d3 O-O 7. Bg5 ({RR} 7.
h3 h6 {1/2-1/2 (7) Sanchez Guirado,F (2348)-Tibensky,R (2432) Olomouc 1999})
7... Bg4 8. h3 Bh5 ({RR} 8... Bxf3 9. Qxf3 Nd4 10. Qd1 Nxb5 11. Nxb5 c6 12. Nc3
d5 13. exd5 Nxd5 14. Bxe7 Qxe7 15. Nxd5 cxd5 16. Re1 Rae8 17. c3 f5 18. Qb3 Qf7
19. Rad1 Kh8 20. f3 b6 21. Rd2 Qb7 22. Rde2 e4 23. dxe4 {Cakir,E (1287)-Cimen,
E (1468) Konya 2017 1/2-1/2 (35)}) 9. Nb1 $146 ({RR} 9. g4 Bg6 10. Nh4 a6 11.
Nxg6 hxg6 12. Bxc6 bxc6 13. Bxf6 Bxf6 14. Qf3 Rb8 15. b3 Re8 16. Rad1 Re6 17.
Na4 c5 18. c4 c6 19. Qe2 g5 20. Kg2 Be7 21. Rh1 Rh6 22. Rde1 g6 23. Qd2 Kg7 {
Bilo,H-Katzki Rheda 1961 1/2-1/2}) ({RR} 9. Qd2 Nd4 10. Qe3 Nxc2 11. Qc1 Nxa1
12. Qxa1 Bxf3 13. gxf3 Nxe4 14. Nxe4 Bxg5 15. Kh1 Bf4 16. Rg1 g6 17. b3 Qh4 18.
Qf1 f5 19. Bc4+ Kh8 20. Ng3 h5 21. Ne2 g5 22. Nxf4 Qxf4 23. Qg2 Qh4 {Pal,
Z-Burgony,L (1627) Miskolc 2008 0-1}) ({RR} 9. g4 Bg6 10. Bxf6 Bxf6 11. h4 Bxh4
12. Nxh4 Qxh4 13. Nd5 Rac8 14. Qf3 Qg5 15. Kg2 Nd4 16. Qh3 Nxb5 17. Kg3 Nd4 18.
c3 Ne2+ 19. Kf3 Nf4 20. Nxf4 Qxf4+ 21. Ke2 c6 22. Rac1 d5 23. f3 Rcd8 {Pesuto,
F-Ojeda,M Esperanza 2004 0-1 (41)}) 9... Nd4 10. c4 Nxf3+ 11. gxf3 c6 12. Ba4
Qd7 13. Kh2 h6 14. Be3 Nh7 15. Rg1 Bg5 16. Rg3 Bf4 17. Bxf4 exf4 18. Rg2 Ng5
19. Rg4 f5 20. Rxf4 fxe4 21. Rg4 Nxf3+ 22. Kh1 Bxg4 23. hxg4 Qxg4 24. Qf1 Qh4+
25. Kg2 Qh2# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.1"]
[White "Fier, Alexandr"]
[Black "Perdomo, Leandro"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2549"]
[BlackElo "2382"]
[PlyCount "35"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5
Ne7 9. b4 Ne8 10. c5 f5 11. a4 ({RR} 11. Ba3 Nf6 12. Nd2 Bh6 13. Bd3 Bxd2 14.
Qxd2 f4 15. b5 f3 16. g3 Bh3 17. Qh6 Nh5 18. Nd1 Qd7 19. Ne3 Kh8 20. cxd6 cxd6
21. Rfc1 Rf6 22. Rc2 Ng8 23. Qg5 Ng7 24. Nd1 Bg2 25. Ne3 Bh3 {Peek,M (2348)
-Fier,A (2604) Barcelona 2009 0-1 (48)}) 11... Nf6 12. Nd2 Bh6 ({RR} 12... f4
13. Nc4 g5 14. Nb5 Nxe4 15. f3 a6 16. Nxc7 Nc3 17. Qe1 Qxc7 18. cxd6 Nxe2+ 19.
Qxe2 Qd7 20. dxe7 Qxe7 21. d6 Qe6 22. Bb2 Bd7 23. Rfe1 Rae8 24. Qd3 Qf5 25.
Qxf5 Rxf5 26. h3 h5 27. Nb6 {Berkes,F (2673)-Nyzhnyk,I (2625) Bad Wiessee 2013
1-0 (91)}) ({RR} 12... f4 13. Nc4 g5 14. Nb5 Nxe4 15. f3 a6 16. Nxc7 Nc3 17.
Qe1 Nxe2+ 18. Qxe2 Qxc7 19. cxd6 Qd8 20. dxe7 Qxe7 21. Bb2 Re8 22. d6 Qe6 23.
Nb6 Rb8 24. Rfd1 Rd8 25. Rac1 Bd7 26. Rc7 Be8 27. Rxg7+ {Grinev,V (2441)
-Kislinsky,A (2460) Dnipro UKR 2019 1-0}) 13. exf5 $146 ({RR} 13. a5 fxe4 14.
Ndxe4 Nxe4 15. Nxe4 Bxc1 16. Rxc1 Nf5 17. Bc4 Qh4 18. Qe1 Qe7 19. Qd2 Kh8 20.
Rce1 Bd7 21. f4 Rae8 22. Ng5 h6 23. Ne4 Qg7 24. a6 exf4 25. Rxf4 dxc5 26. axb7
cxb4 27. Nc5 Nd6 {Malek,D (2376)-Weber,U (2432) Hofheim 2014 1-0 (32)}) 13...
gxf5 14. Nc4 f4 15. Bf3 Nf5 16. Ne4 Nd4 17. Nxf6+ Qxf6 18. Bb2 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.2"]
[White "Passos, Marco Aurelio Novae"]
[Black "Shumyatsky, Victor"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1671"]
[BlackElo "2457"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4
Bb6 9. Nc3 O-O 10. h3 ({RR} 10. Be3 f5 11. exf6 Nxf6 12. Bxc6 bxc6 13. Ne5 Ba6
14. Qa4 Qc8 15. Nxc6 Kh8 16. Nb4 Bc4 17. O-O-O c5 18. dxc5 Bxc5 19. Nc6 Bxe3+
20. fxe3 Qe8 21. Nd4 Qxe3+ 22. Kb1 Rab8 23. Qc2 Rb6 24. Rhe1 Qh6 {Leko,P (2741)
-Eljanov,P (2716) Moscow 2008 0-1 (45)}) 10... f6 ({RR} 10... Ne7 11. O-O c6
12. Bd3 f5 13. Nd2 Bxd4 14. Ndxe4 fxe4 15. Bc2 Bxe5 16. Bb3 Kh8 17. Qd2 Ng6 18.
Bd1 Qh4 19. Bc2 Nf4 20. Qe3 d4 21. Qxe4 Nxh3+ 22. gxh3 Qxf2+ 23. Kh1 Qg2+ {
0-1 (23) Tang,Z-Meng,W (1472) Changsha CHN 2019}) 11. O-O fxe5 12. Nxe4 $146 ({
RR} 12. Bxc6 bxc6 13. Nxe5 Ba6 14. Nxe4 Bxf1 15. Ng5 Qf6 16. Qxf1 Bxd4 17. Ng4
Qf5 18. Nf3 Bb6 19. Be3 h5 20. Nge5 Bxe3 21. fxe3 c5 22. Qd3 Qxd3 23. Nxd3 Rab8
24. b3 c4 25. bxc4 dxc4 26. Nde5 c3 {Uruci,E (2123)-Maltezeanu,S (1936) Mamaia
2017 1-0 (44)}) 12... dxe4 13. Bc4+ Kh8 14. Ng5 Bf5 15. Nf7+ Rxf7 16. Bxf7 exd4
17. Qh5 Qd7 18. Bg5 Ne5 19. Bb3 Bg6 20. Qh4 c5 21. Rac1 Nd3 22. Rc2 Bc7 23. Be7
b6 24. a4 Re8 25. Bg5 Qd6 26. g3 Ne5 27. Bf4 Nf3+ 28. Kh1 Qf8 29. Qg4 Bf5 30.
Qh5 Bxf4 31. gxf4 g6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.3"]
[White "Ticona Rocabado, Licael Roderick"]
[Black "Flores Quillas, Diego Saul Rodri"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "2350"]
[BlackElo "2429"]
[PlyCount "112"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nb5 d5 6. cxd5 Bc5 7. e3 O-O 8.
Bc4 a6 9. N5c3 e4 10. a3 ({RR} 10. Nd2 Re8 11. Qc2 Bf5 12. Nf1 Nbd7 13. Ng3 Bg6
14. O-O Rc8 15. Rd1 Bd6 16. Be2 h5 17. Nf1 h4 18. Bd2 Qe7 19. Be1 Qe5 20. Qa4
Qg5 21. Rd4 Bc5 22. Rdd1 Bf5 23. Kh1 Bd6 24. f4 Qh6 {Stefanova,A (2483)
-Hamdouchi,H (2602) La Roche sur Yon 2007 0-1 (35)}) ({RR} 10. O-O Bd6 11. Be2
Qe7 12. Nd2 b5 13. a3 Bb7 14. Qc2 Re8 15. Rd1 Nbd7 16. Nf1 Rac8 17. Qd2 Nb6 18.
Ng3 Bxg3 19. hxg3 Nbxd5 20. Nxd5 Bxd5 21. Qe1 Bb3 22. Rd4 Red8 23. Rxd8+ Qxd8
24. Bd2 Nd5 {Pavlicek,P (1828)-Brhlik,A (1639) Ceske Budejovice CZE 2019 1-0 
(70)}) 10... Bf5 11. b4 Bd6 12. h3 $146 ({RR} 12. Bb2 Nbd7 13. Be2 Ne5 14. Nd2
Rc8 15. Rb1 Re8 16. Qc2 Re7 17. h3 Rec7 18. Nb3 {0-1 (18) Dharma,S-Gdanski,J 
(2400) Baguio City 1987}) 12... Nbd7 13. Bb2 Qe7 14. Nd2 Rac8 15. Be2 Bg6 16.
Nc4 Bb8 17. Qb3 Rfe8 18. O-O-O b5 19. Na5 Ne5 20. Nc6 Nxc6 21. dxc6 Rxc6 22.
Kb1 Rcc8 23. Nd5 Nxd5 24. Rxd5 Qe6 25. Rc1 Rxc1+ 26. Kxc1 h6 27. Bg4 f5 28. Qc3
Re7 29. Rd8+ Kh7 30. Rxb8 fxg4 31. Qc8 Qxc8+ 32. Rxc8 gxh3 33. gxh3 Bf5 34. Rc6
Bxh3 35. Rxa6 h5 36. Ra5 Bf1 37. a4 Rb7 38. axb5 Bxb5 39. Be5 Kg6 40. Ra8 Kf5
41. Bf4 Kg4 42. Rc8 Bd3 43. Rc5 Rb5 44. Rc7 g5 45. Rg7 h4 46. Kd2 h3 47. Kc3
Kf3 48. Bg3 Kg2 49. Rh7 Rd5 50. Kd2 Rb5 51. Bd6 Rb6 52. Be5 Rb5 53. Bd6 Rf5 54.
Bg3 Rf3 55. Rh5 Rxg3 56. fxg3 h2 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.4"]
[White "Oliveira, Silvio Eduardo"]
[Black "Dos Santos Dutra, Fernando Junior Fre"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2297"]
[BlackElo "2262"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. c3 Nc6 7. O-O cxd4 8. Nxd4
Nge7 9. Nxf5 Nxf5 10. Bd3 g6 11. Re1 ({RR} 11. Qe2 h5 12. Nd2 Bg7 13. Nf3 Nh4
14. Nxh4 Qxh4 15. f4 O-O 16. Be3 Rfd8 17. Rf3 Qe7 18. Bf2 Bh6 19. h3 Kf8 20. b4
Qc7 21. g4 hxg4 22. hxg4 Ke8 23. b5 Ne7 24. b6 axb6 25. Bb5+ Nc6 {Souhardo,B 
(2382)-Srihari,L (2409) Budapest HUN 2021 1-0 (33)}) 11... Bc5 12. Nd2 f6 $146
({RR} 12... Qh4 13. Qe2 O-O 14. Nf3 Qh5 15. Bg5 Be7 16. Bf4 Nh4 17. Nd2 Qxe2
18. Rxe2 g5 19. Bg3 Ng6 20. Rd1 Rfd8 21. h3 Kg7 22. Nf3 Rac8 23. Kf1 a6 24. Bh2
Na5 25. Nd4 Nc4 26. Rde1 Bc5 27. g3 {Ebeling,D (2374)-Baskara,F (1936) Al Ain
2013 1-0 (46)}) ({RR} 12... h6 13. Qe2 Qc7 14. b4 Bb6 15. a4 a5 16. b5 Nce7 17.
Bb2 Qd7 18. Rac1 Rc8 19. Red1 O-O 20. Nb3 Qc7 21. c4 dxc4 22. Bxc4 Rfd8 23.
Bxe6 Rxd1+ 24. Qxd1 Bxf2+ 25. Kh1 Rd8 26. Qe2 Qb6 27. Bc4 {Bok,B (2611)-Yuffa,
D (2502) Moscow 2016 1-0 (43)}) 13. Bxf5 gxf5 14. b4 Bb6 15. Qh5+ Kd7 16. exf6
Qxf6 17. Nf3 a6 18. c4 Rae8 19. b5 axb5 20. cxb5 Qxa1 21. bxc6+ Kc8 22. Qf7
bxc6 23. Bf4 Qb2 24. Rc1 Qb5 25. Ne5 c5 26. Be3 Rhf8 27. Qxh7 Rh8 28. Qf7 Rhf8
29. Qh7 Rh8 30. Qf7 Rhf8 31. Qh7 f4 32. a4 Qxa4 33. Bxc5 Qb5 34. Bd4+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.5"]
[White "Santiago, Yago De Moura"]
[Black "Di Berardino, Diego Rafael"]
[Result "1/2-1/2"]
[ECO "D01"]
[WhiteElo "2467"]
[BlackElo "2480"]
[PlyCount "17"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3 h6 5. Bxf6 Nxf6 6. Qd3 c6 7. e4 dxe4 8.
Nxe4 Nxe4 $146 ({RR} 8... Qa5+ 9. c3 Bf5 10. Nxf6+ gxf6 11. Qe3 Rg8 12. g3 e6
13. Nh4 Bh7 14. Bd3 Bxd3 15. Qxd3 Qh5 16. Qe2 Qxe2+ 17. Kxe2 O-O-O 18. f4 c5
19. dxc5 Bxc5 20. Rad1 Kc7 21. Nf3 b5 22. Rd2 Rxd2+ 23. Nxd2 {Rossetto,
H-Bolbochan,J Mar del Plata 1966 1/2-1/2}) ({RR} 8... Qa5+ 9. c3 Bf5 10. Nxf6+
gxf6 11. Qd2 Rg8 12. Bc4 h5 13. Nh4 Be4 14. Qe2 Bh7 15. f4 Rg4 16. g3 e6 17.
O-O O-O-O 18. f5 Bh6 19. Rae1 Bg5 20. fxe6 Bxh4 21. e7 Re8 22. Bxf7 Bxg3 23.
Qxg4+ {Shvidler,E (2430)-Gutman,L (2455) Nathanya 1983 1-0}) 9. Qxe4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.6"]
[White "Gemy, Jose Daniel"]
[Black "Filgueiras, Nathan Felipe"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2329"]
[BlackElo "2321"]
[PlyCount "122"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d3 O-O 6. Nbd2 c5 7. e4 Nc6 8. Re1
b5 9. a4 bxa4 10. exd5 ({RR} 10. Rxa4 a5 11. Nb3 Bd7 12. exd5 exd5 13. Bg5 Re8
14. Bxf6 Bxf6 15. Nxc5 Bxb2 16. Ra2 Bc3 17. Rxe8+ Bxe8 18. Na4 Bf6 19. c3 d4
20. c4 Rb8 21. Nd2 Nb4 22. Ra3 Be7 23. Ne4 Qc7 24. h4 h6 {Ljubojevic,L (2620)
-Panno,O (2520) Manila 1976 0-1 (46)}) ({RR} 10. Rxa4 Rb8 11. exd5 exd5 12. Nb3
Bd7 13. Be3 Nd4 14. Rxa7 Nxb3 15. cxb3 Qb6 16. Qa1 Rfe8 17. Ne5 Be6 18. b4 d4
19. Bf4 Bf8 20. Nc6 Rbc8 21. Ra6 Qb5 22. Na7 Qxd3 23. Nxc8 Rxc8 24. bxc5 {
1-0 (24) Gabuzyan,H (2610)-Liu,B (2230) Las Vegas USA 2019}) 10... exd5 11.
Rxa4 h6 12. Nb3 $146 ({RR} 12. b3 Be6 13. Bb2 Nd7 14. Qa1 Bf6 15. Bxf6 Nxf6 16.
Ne5 Nd4 17. Qc3 Nd7 18. Ndf3 Nxe5 19. Nxe5 Qb6 20. Nf3 Bd7 21. Nxd4 Bxa4 22.
Nf5 d4 23. Qd2 Bd7 24. Bxa8 Rxa8 25. Qf4 Kf8 26. Nd6 f6 {Petrosian,T (2322)
-Volokitin,A (2447) Artek 2000 1-0}) 12... Re8 13. Ne5 Nxe5 14. Rxe5 Be6 15.
Bd2 Qc7 16. Re1 Bd6 17. Qa1 Re7 18. Ba5 Qb7 19. Bc3 Nh7 20. Na5 Qc8 21. b3 d4
22. Bd2 Bh3 23. Bh1 Rxe1+ 24. Qxe1 Nf6 25. Nc4 Bc7 26. Qe7 Bd8 27. Qb7 Rb8 28.
Qxc8 Rxc8 29. Rxa7 Rc7 30. Rxc7 Bxc7 31. Ba5 Bxa5 32. Nxa5 Bc8 33. Bb7 Bxb7 34.
Nxb7 Nd7 35. g4 Kf8 36. Kg2 Ke7 37. Kf3 Ke6 38. h4 g5 39. h5 f5 40. gxf5+ Kxf5
41. Nd6+ Ke6 42. Ne4 Kf5 43. Kg3 g4 44. Kh2 Ke5 45. Kg3 Kf5 46. f4 gxf3 47.
Kxf3 Ne5+ 48. Kg2 Ng4 49. Kf3 Ne5+ 50. Kf2 Kg4 51. Nxc5 Kxh5 52. b4 Kg6 53. Ne6
Nc6 54. b5 Kf5 55. bxc6 Kxe6 56. Kf3 h5 57. Kf4 Kd6 58. Kg5 Kxc6 59. Kxh5 Kd5
60. Kg4 Ke5 61. Kg5 Kd5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.7"]
[White "Silva, Kaua Marques"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2142"]
[BlackElo "2410"]
[PlyCount "104"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Be3 d5 5. e5 Nh6 6. Qd2 Nf5 7. Bf4 h5 ({RR} 
7... f6 8. Nf3 g5 9. exf6 exf6 10. Bxb8 Rxb8 11. h3 O-O 12. O-O-O b5 13. Bd3
Nd6 14. g4 Qa5 15. Kb1 Nc4 16. Bxc4 bxc4 17. Ne2 Qa3 18. c3 Rf7 19. Ka1 Qa5 20.
Rb1 Rfb7 21. Nc1 Be6 22. Qc2 {Prraneeth,V (2417)-Sychev,K (2553) chess.com INT
2022 0-1 (38)}) 8. Nf3 ({RR} 8. h4 b6 9. Nf3 Ba6 10. Bxa6 Nxa6 11. e6 fxe6 12.
Ne5 Bxe5 13. Bxe5 Rg8 14. g4 hxg4 15. Qe2 Nb8 16. O-O-O Nd7 17. Bf4 Nf6 18.
Qxe6 Qd7 19. Qe5 Qd6 20. Rde1 Qxe5 21. Rxe5 Nxd4 22. Rhe1 Rg7 {Gonzalez de la
Torre,S (2459)-Svetushkin,D (2543) Monzon 2016 0-1}) 8... b5 9. Bd3 Na6 10. a4
$146 ({RR} 10. Ne2 h4 11. h3 Be6 12. a4 Nc7 13. Bxf5 Bxf5 14. Bg5 Be4 15. Neg1
Ne6 16. Bxh4 Bh6 17. Qc3 Qb6 18. Bg3 b4 19. Qb3 Nxd4 20. Nxd4 Qxd4 21. Rd1 Qc5
22. c3 bxc3 {1-0 (22) Moroney,T (1720)-Beshore,B (1654) Kalamazoo 2003}) 10...
b4 11. Ne2 Qb6 12. a5 Qb7 13. Bxa6 Qxa6 14. Qxb4 Qc4 15. Qd2 c5 16. b3 Qb5 17.
O-O O-O 18. dxc5 Qxc5 19. Ned4 Nxd4 20. Nxd4 Ba6 21. Rfe1 Rac8 22. Re3 e6 23.
c3 Rc7 24. b4 Qc4 25. Rae1 Rb8 26. Rf3 Bf8 27. h3 Rxb4 28. Bh6 Rb8 29. Bxf8
Rxf8 30. Qh6 Qc5 31. g4 h4 32. Ree3 Re8 33. Rf6 Qf8 34. Qxh4 Qg7 35. Ref3 Rb7
36. Kg2 Bc4 37. Qg5 Ba2 38. a6 Rd7 39. Qc1 Rb8 40. Qa3 Bb1 41. Nc6 Re8 42. Kh2
Qh6 43. Qb2 Be4 44. Rg3 Qg5 45. f4 Qh4 46. Nd4 Qh6 47. Rg1 Qf8 48. Ne2 Rb8 49.
Qd2 Qa3 50. f5 Rb2 51. Qe3 Qxa6 52. Qf2 Qd3 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.8"]
[White "Perez Gormaz, Matias"]
[Black "Saito, Vinicius"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2388"]
[BlackElo "2147"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 g6 5. e5 Nh5 ({RR} 5... Ng4 6. Qe2 Bg7 7.
Bxc6 dxc6 8. h3 Nh6 9. g4 O-O 10. d3 f6 11. Bf4 Nxg4 12. hxg4 fxe5 13. Ng5 Rxf4
14. f3 h6 15. Nh3 Rb4 16. O-O-O Qa5 17. Nf2 Be6 18. Nfe4 Bd5 19. Qe3 Bxe4 20.
fxe4 {Yakovich,Y (2560)-Shariyazdanov,A (2592) Kazan 2005 1/2-1/2 (44)}) ({RR} 
5... Ng4 6. Qe2 Bg7 7. Bxc6 dxc6 8. h3 Nh6 9. d3 O-O 10. O-O b6 11. Bg5 f6 12.
Bf4 Nf5 13. Rfe1 Nd4 14. Nxd4 cxd4 15. Ne4 f5 16. Nd2 Be6 17. Qf3 c5 18. Qg3
Bd5 19. Nf3 Bxf3 20. Qxf3 {Willow,J (2381)-Fawzy,A (2477) chess.com INT 2021
0-1 (36)}) 6. O-O Bg7 7. Re1 Nf4 $146 ({RR} 7... O-O 8. d3 f5 9. exf6 Nxf6 10.
Bg5 d6 11. h3 Nd4 12. Bc4+ e6 13. Nxd4 cxd4 14. Ne2 Qb6 15. Bb3 Bd7 16. Qd2 Kh8
17. Ng3 d5 18. Re2 a5 19. a4 Rf7 20. Bh6 Qb4 21. Qxb4 axb4 22. Bd2 {Hardicsay,
P (2360)-Meszaros,A (2395) Hungary 1994 0-1 (89)}) 8. d4 cxd4 9. Nxd4 Ne6 10.
Nxe6 fxe6 11. Bf4 O-O 12. Bg3 Qb6 13. a4 a6 14. Bxc6 Qxc6 15. Qd4 b6 16. Qe4
Bb7 17. Qxc6 Bxc6 18. Ne2 Rfc8 19. Nd4 b5 20. axb5 axb5 21. c3 Kf7 22. h4 g5
23. h5 h6 24. f3 Ra4 25. Rxa4 bxa4 26. Ra1 Rb8 27. Nxc6 dxc6 28. Rxa4 Rxb2 29.
f4 Re2 30. fxg5 hxg5 31. Rg4 Bxe5 32. Kf1 Re3 33. Kf2 Rxg3 34. Rxg3 Bxg3+ 35.
Kxg3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.9"]
[White "Do Nascimento, Christian Almeida"]
[Black "Melian, Juan Sebastian"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2123"]
[BlackElo "2238"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6. cxd4 b6 7. Nc3 Bb7 8. Be2
({RR} 8. Bc4 Nxc3 9. bxc3 Qc7 10. Qd3 d5 11. exd6 Bxd6 12. O-O Nd7 13. Bd2 O-O
14. h3 Bxf3 15. gxf3 Bf4 16. Be1 Nf6 17. a4 Nd5 18. Kh1 Qd8 19. Rg1 Qh4 20. Qf1
h5 21. a5 {1/2-1/2 (21) Leyva Proenza,R (2400)-Vazquez Igarza,R (2393) Havana
2001}) ({RR} 8. Bc4 Nxc3 9. bxc3 Qc7 10. Qd3 Be7 11. O-O h6 12. Bf4 g5 13. Bg3
h5 14. h4 g4 15. Nd2 Qd8 16. Ne4 Bxe4 17. Qxe4 Nc6 18. d5 Na5 19. d6 Nxc4 20.
dxe7 Qc8 21. Qf4 Qc5 22. Qf6 Rh7 {Kucuk,A (1230)-Celik,E (1963) Antalya TUR
2019 0-1 (67)}) 8... Be7 9. O-O O-O 10. Bd3 $146 ({RR} 10. Bc4 Nc7 11. Be3 Nc6
12. Rc1 Rc8 13. Qd2 Nb4 14. Be2 Nbd5 15. a3 Nxc3 16. bxc3 Bxa3 17. Ra1 Be7 18.
Rxa7 Bc6 19. Rfa1 Ra8 20. Rxa8 Bxa8 21. Qb2 Qb8 22. Rb1 Be4 23. Ra1 b5 24. Nd2
Bf5 {Walek,P-Svoboda,M Frydek Mistek 2007 1-0}) ({RR} 10. Be3 Nxc3 11. bxc3 Na6
12. Nd2 Nc7 13. c4 d6 14. f4 dxe5 15. fxe5 Bg5 16. Bxg5 Qxg5 17. Bf3 Qe3+ 18.
Kh1 Bxf3 19. Nxf3 Rfd8 20. Qc1 Qxc1 21. Raxc1 h6 22. Rfd1 Rac8 23. Kg1 b5 24.
c5 Nd5 {Bellaiche,E (1858)-Kafetzi,A (1660) Kemer 2009 1-0 (47)}) 10... Nxc3
11. bxc3 d6 12. Qe2 Nd7 13. Re1 Qc7 14. Bf4 Rac8 15. Rac1 Bxf3 16. Qxf3 dxe5
17. dxe5 Nc5 18. Bb1 Rfd8 19. Re3 g6 20. Qg3 Kg7 21. h4 h5 22. Bg5 Rd5 23. Rce1
Bxg5 24. Qxg5 Qd8 25. Qf4 Rd1 26. Bc2 Rxe1+ 27. Rxe1 Rc7 28. Re3 Qd2 29. Qf6+
Kh7 30. Bb3 Rd7 31. Kh2 b5 32. g4 hxg4 33. h5 g3+ 34. Rxg3 Qh6 35. Bc2 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.10"]
[White "Cunha, Lucas Aguiar"]
[Black "Vargas, Gabriela"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2230"]
[BlackElo "2084"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Qf3 Qe7+ ({RR} 5... h6 6. Ne2 Nf6
7. h3 O-O 8. Bf4 Bxf4 9. Qxf4 Nc6 10. c3 Ne7 11. Nd2 Ng6 12. Qh2 Nh4 13. O-O-O
Bf5 14. Bxf5 Nxf5 15. Qf4 Nd6 16. Ng3 Nd7 17. Rde1 Qg5 18. Qxg5 hxg5 19. Re7
Rad8 20. Nf3 {Todorov,T (2505)-Gasthofer,A (2450) Germany 2009 1/2-1/2 (35)}) (
{RR} 5... h6 6. Nc3 c6 7. Nge2 Nf6 8. h3 Nbd7 9. O-O Nf8 10. Re1 Ne6 11. Ng3
O-O 12. Nf5 Ng5 13. Bxg5 hxg5 14. Ne2 g6 15. Nxd6 Qxd6 16. Qg3 Qxg3 17. Nxg3
Re8 18. Rxe8+ Nxe8 19. Re1 Kf8 20. Re5 {Monteiro,J (1851)-Fidalgo,D (2087)
Vila Nova de Famalicao POR 2019 0-1 (76)}) 6. Ne2 Nf6 7. h3 Nc6 8. c3 $146 ({RR
} 8. O-O Ne4 9. Nbc3 Nxc3 10. bxc3 Be6 11. Nf4 Bxf4 12. Bxf4 Na5 13. Qg3 O-O-O
14. Rfe1 g6 15. Bg5 f6 16. Bf4 Rde8 17. Re2 Qd7 18. Rae1 Bf7 {1/2-1/2 (18)
Kalinina,O (2168)-Melnichenko,A (2219) Kishinev 2007}) 8... h6 9. Be3 g5 10. g4
Bd7 11. Nd2 O-O-O 12. O-O-O Rde8 13. Ng3 Bxg3 14. Qxg3 Ne4 15. Nxe4 dxe4 16.
Bc2 Kb8 17. d5 Ne5 18. Bd4 Rhf8 19. Qe3 b6 20. d6 cxd6 21. Bxb6 Bc6 22. Bd4
Nd3+ 23. Bxd3 exd3 24. Rhe1 Qxe3+ 25. Rxe3 Rxe3 26. Bxe3 Be4 27. f3 Bxf3 28.
Rxd3 Bg2 29. Rxd6 Bxh3 30. Rxh6 Bxg4 31. Bxg5 f5 32. Bf4+ Kb7 33. Rh7+ Kb6 34.
Be3+ Kc6 35. Bxa7 f4 36. b3 f3 37. Rh2 Re8 38. c4 Bf5 39. Rf2 Re1+ 40. Kd2 Re2+
41. Kc3 Bb1 42. a4 Re7 43. Bd4 Be4 44. b4 Rh7 45. b5+ Kb7 46. a5 Rh1 47. a6+
Kc8 48. b6 Rc1+ 49. Kb4 Rb1+ 50. Kc5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.12"]
[White "Batista, Renato Luiz"]
[Black "Kropff, Ricardo"]
[Result "1-0"]
[ECO "C73"]
[WhiteElo "2174"]
[BlackElo "2052"]
[PlyCount "89"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 c5 ({
RR} 7... Nf6 8. b3 c5 9. Qd3 Bb7 10. Nc3 Nxe4 11. Nxe4 Qe7 12. O-O Bxe4 13. Qc3
Qf6 14. Qxf6 gxf6 15. Re1 f5 16. Ng5 Bg7 17. Nxe4 Bxa1 18. Nxd6+ Kd7 19. Nxf5
Rhe8 20. Rd1+ Ke6 21. g4 Rad8 22. Rf1 {Timman,J (2660)-Portisch,L (2630)
Tilburg 1988 1-0 (44)}) 8. Qe3 ({RR} 8. Qd1 Be7 9. O-O Nf6 10. Nc3 O-O 11. e5
Ne8 12. Bf4 Bb7 13. Re1 d5 14. Bg3 c6 15. Qd2 Nc7 16. Rad1 Ne6 17. Ne2 a5 18.
Nf4 a4 19. a3 Qb6 20. c3 Ba6 21. Bh4 Bxh4 22. Nxh4 Nxf4 {Balabayeva,X (2308)
-Salinas Herrera,P (2513) chess.com INT 2021 0-1 (34)}) 8... Be7 9. O-O $146 ({
RR} 9. Nc3 Bb7 10. O-O Nf6 11. h3 O-O 12. b3 Re8 13. Bb2 Bf8 14. Rfe1 Nxe4 15.
Qf4 Nxc3 16. Bxc3 Qd7 17. Nh2 Qc6 18. Qg3 h5 19. Nf3 Re4 20. Ng5 h4 21. Qh2
Rxe1+ 22. Rxe1 c4 23. b4 d5 {Hasangatin,R (2496)-Palchun,G (2441) Sochi 2017
0-1 (112)}) 9... Nf6 10. Nc3 O-O 11. Rd1 Bb7 12. h3 Nd7 13. Nd5 Bxd5 14. exd5
Bf6 15. Rb1 Re8 16. Qd3 Qb8 17. Bd2 Qb5 18. c4 Qa4 19. Bc3 Qxa2 20. Nd2 Bxc3
21. Qxc3 Reb8 22. Re1 Qa4 23. Re7 Ne5 24. b3 Qb4 25. Qxb4 cxb4 26. Rxc7 a5 27.
Ne4 Rb6 28. f4 Nd3 29. Kh2 f5 30. Ng5 Nc5 31. Ne6 Nxe6 32. dxe6 Re8 33. Re1 Ra6
34. Rb7 h6 35. g4 fxg4 36. hxg4 Kf8 37. Rf7+ Kg8 38. f5 a4 39. bxa4 Rxa4 40.
Rd1 Rf8 41. Rb7 Ra2+ 42. Kg3 Re2 43. Rxd6 Re4 44. Rdd7 Rxc4 45. Rxg7+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.13"]
[White "Fernandes De Sousa, Julio Cesar"]
[Black "Cruz, Natan Gomes"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2162"]
[BlackElo "1888"]
[PlyCount "111"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qd5 7. Qf4 Qf5
8. Qe3 Qe6 9. d4 Qxe3+ 10. Bxe3 Bf5 11. O-O-O e6 12. Ne5 $146 ({RR} 12. Nh4 Be4
13. f3 Bg6 14. c4 Bd6 15. d5 cxd5 16. cxd5 e5 17. Nxg6 hxg6 18. h4 Nd7 19. g4
Rc8+ 20. Kb1 Bc5 21. Bxc5 Rxc5 22. d6 g5 23. h5 Rh6 24. Rh2 Rf6 25. a3 Kd8 26.
Rhd2 a6 {Shyam,S (2509)-Bernadskiy,V (2547) Montebelluna ITA 2018 1/2-1/2 (42)}
) ({RR} 12. Nh4 Be4 13. f3 Bg6 14. Nxg6 hxg6 15. c4 Bd6 16. Bd3 Na6 17. d5 cxd5
18. cxd5 e5 19. Bxa6 bxa6 20. Kb1 Rh4 21. h3 Kd7 22. Rc1 Ra4 23. Rhd1 Ra5 24.
Rc4 Rb5 25. b3 a5 26. Kc2 a6 {Hawkins,J (2583)-Houska,J (2419) London ENG 2018
1-0 (35)}) ({RR} 12. Nh4 Bg4 13. f3 Bh5 14. g4 Bg6 15. c4 Be7 16. Nxg6 hxg6 17.
d5 cxd5 18. cxd5 exd5 19. Rxd5 O-O 20. Bc4 Rc8 21. b3 a6 22. Bb6 Rc6 23. Re1
Ba3+ 24. Kc2 Rxb6 25. Rd8+ Kh7 26. g5 Rd6 {Savchenko,B (2535)-Ufimtsev,E (2216)
Sochi RUS 2021 1-0 (31)}) 12... h5 13. Be2 Bd6 14. h3 h4 15. Bd3 Bxd3 16. Nxd3
Nd7 17. Rhe1 O-O-O 18. c4 Rh5 19. Kc2 Bc7 20. Re2 Nf6 21. f3 Rf5 22. Bf2 Nh5
23. Bxh4 Rxd4 24. Re4 Rxe4 25. fxe4 Ra5 26. Rf1 f5 27. exf5 Rxf5 28. Re1 Nf4
29. g4 Nxd3 30. Kxd3 Rf3+ 31. Re3 Rxe3+ 32. Kxe3 Kd7 33. Ke4 Bd6 34. Bf2 c5 35.
h4 Ke7 36. b4 b6 37. b5 Kf7 38. Be3 Kf6 39. Bg5+ Kg6 40. Bd8 Kf7 41. a4 Ke8 42.
Bg5 Kd7 43. h5 Bf8 44. Bf4 Ke8 45. Bb8 Kd7 46. g5 Kc8 47. Bf4 Kd7 48. h6 gxh6
49. gxh6 Bxh6 50. Bxh6 Kd8 51. Ke5 Kd7 52. Bg5 Kc8 53. Kxe6 Kc7 54. Bf4+ Kc8
55. Kd6 Kb7 56. Be3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.14"]
[White "Awoki, Daniel Teidi"]
[Black "Santos, Isaque Goncalves"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2152"]
[BlackElo "1996"]
[PlyCount "161"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bg4 5. Nc3 e6 6. Bd3 Nbd7 7. O-O ({RR} 7. h3
Bh5 8. O-O Bd6 9. b3 a6 10. Bb2 O-O 11. g4 Bg6 12. Bxg6 hxg6 13. Kg2 dxc4 14.
bxc4 e5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. Qxd8 Raxd8 18. Rad1 Bxc3 19. Bxc3 Ne4
20. Bb4 c5 21. Ba3 Nd2 {Bykhovsky,A (2520)-Ivanovic,B (2470) Moscow 1993 0-1})
7... Bd6 8. Qc2 ({RR} 8. cxd5) 8... O-O $146 ({RR} 8... Bxf3 9. gxf3 dxc4 10.
Bxc4 Nd5 11. Ne4 Bc7 12. Bd2 h5 13. f4 N5f6 14. Ng5 Nf8 15. f3 N6h7 16. Nxh7
Rxh7 17. Qb3 Rb8 18. Kh1 Qd6 19. Bb4 Qd7 20. Qa3 Ng6 21. Bd3 Rh6 22. Rg1 Nxf4
23. Rxg7 {Finch,J (1700)-Harrington,J St Peter Port 2003 1-0 (36)}) 9. b3 Qc7
10. c5 Be7 11. Bb2 e5 12. Nxe5 Nxe5 13. dxe5 Qxe5 14. Ne4 Qh5 15. Nxf6+ Bxf6
16. Bxf6 gxf6 17. h3 Bd7 18. Rad1 Kh8 19. Be2 Qe5 20. Rd4 Rg8 21. Rh4 Rg7 22.
Rh5 f5 23. Bf3 Rag8 24. Rd1 Qf6 25. Kf1 Rg5 26. Rxg5 Qxg5 27. Rd4 Qd8 28. Rf4
Bc8 29. g3 Qf6 30. h4 b6 31. Kg2 b5 32. Be2 a5 33. Qd2 b4 34. Qd4 Qxd4 35. Rxd4
Re8 36. Bd3 Be6 37. Rf4 Kg7 38. Bxf5 Bxf5 39. Rxf5 Rb8 40. e4 dxe4 41. Kf1 Rd8
42. Ke2 Rd3 43. Re5 Rc3 44. Kd2 Kf6 45. Rxe4 Rxc5 46. Re3 Kf5 47. Rf3+ Ke6 48.
g4 f6 49. Re3+ Kf7 50. Rd3 h5 51. f3 Ke6 52. Ke3 Re5+ 53. Kf4 Kf7 54. Rd2 Rc5
55. g5 fxg5+ 56. hxg5 Ke6 57. Re2+ Kf7 58. Rd2 Ke6 59. Re2+ Kf7 60. Re1 Rc2 61.
Rd1 Rxa2 62. Kf5 Re2 63. Rd7+ Ke8 64. Ra7 Re3 65. f4 h4 66. Kf6 h3 67. Rh7 a4
68. Rh8+ Kd7 69. Rh7+ Kd6 70. g6 axb3 71. g7 Rg3 72. Rxh3 Rg4 73. f5 c5 74.
Rxb3 Kd5 75. Kf7 Kc4 76. Rb1 Kc3 77. g8=Q Rxg8 78. Kxg8 Kc2 79. Rh1 b3 80. f6
b2 81. f7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.15"]
[White "Cueto, Jonny"]
[Black "Tsuboi, Edson Kenji"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2108"]
[BlackElo "2200"]
[PlyCount "109"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Finkel,A} Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 d5 5. e3 ({RR} 5. Qd2 Ne4 6.
Nxe4 dxe4 7. Ne5 O-O) 5... Bg4 6. Be2 c6 7. Ne5 Bxe2 8. Qxe2 Qa5 $146 ({RR} 
8... Nh5 9. Bg5 ({RR} 9. Bg5 Nd7 ({RR} 9... f6 10. g4 fxe5 11. gxh5 h6 12. Bh4
g5 13. Bg3 exd4 14. exd4 Bxd4 15. Qd3 Bf6 16. O-O-O) 10. g4 ({RR} 10. f4 f6 11.
Nxd7 Qxd7 12. Bh4 f5 13. O-O O-O 14. Kh1 Rac8 15. Na4 b6 16. c4 c5) 10... Bxe5
11. gxh5 Bf6 12. h4 Qb6 13. O-O-O O-O-O 14. f4 Rde8 15. hxg6 hxg6) ({RR} 9.
O-O-O e6 10. h4 Nxf4 11. exf4 Nd7 12. h5 Qf6 13. g3 O-O-O 14. Rd3 Nb6 15. Nd1
Kb8 16. Ne3 Qe7) 9... Nd7 10. g4 Bxe5 11. gxh5 Bf6 12. h4 Qb6 13. O-O-O O-O-O
14. f4 Rde8 15. hxg6 hxg6 16. h5 Bxg5 17. fxg5 gxh5 18. Rxh5 e5 19. Rxh8 Rxh8
20. Qg4 exd4 21. exd4 Qd8 22. Qf4 {1/2-1/2 (22) Murshed,N (2415)-Thipsay,P 
(2485) Kolkata 1986}) ({RR} 8... Nh5 9. h4 Nd7 ({RR} 9... Nxf4 10. exf4 h5 11.
O-O-O Nd7 12. Kb1 e6 13. g3 Bxe5 14. fxe5 Qa5 15. Rhe1 b5 16. Qe3 Qb6 17. Ne2
a5) 10. Bh2 Nhf6 11. O-O-O Ne4 ({RR} 11... h5 12. Kb1 ({RR} 12. e4 Nxe4 13.
Nxe4 dxe4 14. Qxe4 Nf6 15. Qd3 Qd5) 12... Qb6 13. e4 Nxe5 14. Bxe5 Nxe4 15.
Nxe4 Bxe5 16. dxe5 dxe4 17. Qxe4) 12. Nxe4 dxe4 13. h5 Qa5 ({RR} 13... Nf6 14.
d5 cxd5 15. Qb5+ Kf8 16. Bg3 Nxh5 17. Rxd5 Qc8 18. Bh4) 14. Qc4 ({RR} 14. Nxd7
Kxd7 15. h6 ({RR} 15. Kb1) 15... Bf6 ({RR} 15... Bxh6 16. Be5 f6 17. Qg4+) 16.
Kb1 ({RR} 16. Qg4+ Qf5 17. Qg3 Rhc8 18. Kb1 Ke8) 16... Rhd8 17. f3 Qf5 18. fxe4
Qxe4 19. Rhf1) 14... Qd5 15. Qb3 Qxb3 16. axb3 a5 17. Bg3 a4 18. bxa4 Rxa4 19.
c3 ({RR} 19. b3 Ra1+ 20. Kd2 Rxd1+ 21. Kxd1 ({RR} 21. Rxd1 Nxe5 22. Bxe5 Bxe5
23. dxe5 Kd7 24. Ke2+ Ke6 25. Rd4 Kxe5 26. Rd7 Ke6 27. Rxb7 gxh5) 21... Nxe5
22. Bxe5 O-O 23. Bxg7 Kxg7) 19... Bxe5 ({RR} 19... Ra1+) 20. dxe5 ({RR} 20.
Bxe5 Nxe5 21. dxe5 Ra5 22. e6 O-O) 20... Nc5 21. Kc2 O-O 22. Bh4 ({RR} 22. Rd4
b5 23. Bh4 Re8 24. hxg6 ({RR} 24. Bxe7 Rxd4 25. cxd4 Rxe7 26. hxg6 ({RR} 26.
dxc5 Rxe5 27. b4 Rf5) 26... Nd7 27. gxh7+ Kh8) 24... hxg6 25. f3 Nd3) 22... Nd3
23. Ra1 {Hansen,S (2537)-Sutovsky,E (2652) Malmo 2003 CBM 095 [Finkel,A] 1/2-1/
2 (42)}) ({RR} 8... Nh5 9. O-O-O e6 10. h4 Nxf4 11. exf4 Nd7 12. h5 Qf6 13. g3
O-O-O 14. Rd3 Nb6 15. Nd1 Kb8 16. Ne3 Qe7 17. N3g4 Ka8 18. Kb1 Rc8 19. Rb3 c5
20. dxc5 Rxc5 21. Nd3 Rc7 22. h6 Bd4 23. c3 {Hort,V (2595)-Sokolov,I (2570)
Biel 1988 1/2-1/2}) ({RR} 8... Nh5 9. Bg5 Nd7 10. g4 Nhf6 11. O-O-O Qa5 12. f4
h6 13. Bh4 Nxe5 14. fxe5 Nd7 15. Rhf1 g5 16. Be1 Nb6 17. e4 dxe4 18. Kb1 e3 19.
Qxe3 Nd5 20. Nxd5 Qxd5 21. h4 O-O-O 22. hxg5 Bxe5 23. gxh6 {Burgess,G (2275)
-Nielsen,P (2445) Lyngby 1991 0-1 (45)}) 9. O-O O-O 10. Rfb1 Nfd7 11. b4 Qd8
12. Nf3 Re8 13. b5 e5 14. Nxe5 Nxe5 15. Bxe5 Bxe5 16. dxe5 Rxe5 17. Qd2 Nd7 18.
Rb4 c5 19. Rf4 Nf8 20. Rd1 Ne6 21. Nxd5 Nxf4 22. exf4 Re6 23. g3 c4 24. Qd4 Rc8
25. Qxa7 b6 26. a4 Rc5 27. Ne3 Rd6 28. Rxd6 Qxd6 29. c3 Kg7 30. h4 h5 31. Qb7
Qe6 32. Qb8 Rc8 33. Qb7 Rc5 34. Kg2 Kg8 35. Kf3 f5 36. Kg2 Kh8 37. Kf1 Kg8 38.
Qf3 Qd6 39. Kg2 Kf7 40. Qa8 Kg7 41. Qe8 Kf6 42. Qg8 Ke7 43. Nxc4 Qc7 44. Qg7+
Kd8 45. Qh8+ Ke7 46. Qg7+ Kd8 47. Qg8+ Ke7 48. Ne5 Rxc3 49. Qf7+ Kd6 50. Qxg6+
Kc5 51. Qxf5 Kb4 52. Qe4+ Ka3 53. Nc6 Qd6 54. f5 Qc5 55. f6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.16"]
[White "Santos, Marcus Vinicius Mor"]
[Black "De Paula, Luan Araujo"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2331"]
[BlackElo "1863"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. g3 O-O 8. Bg2
d6 9. Nh3 Bxa6 10. O-O Nbd7 11. Qc2 Qa5 12. Bd2 Rfb8 13. Rab1 ({RR} 13. Rfe1 c4
14. Rab1 Nc5 15. b4 cxb3 16. axb3 Qa3 17. b4 Rxb4 18. Rxb4 Qxb4 19. Ne4 Qb3 20.
Qxb3 Nxb3 21. Nxf6+ Bxf6 22. Bg5 Bc3 23. Rb1 Bxe2 24. Nf4 Bc4 25. Bxe7 Be5 26.
h4 Re8 27. Bg5 h6 {Mabrouk,F (2145)-Elliott,W (2238) Baku 2016 0-1 (54)}) 13...
Ne5 ({RR} 13... Ne8 14. Nf4 Ne5 15. b3 Bc8 16. a4 Bd7 17. Rfc1 Qa7 18. Nd3 c4
19. bxc4 Nxc4 20. Rxb8 Rxb8 21. Be1 Nb6 22. Rb1 Rc8 23. Nb4 Nxa4 24. Nc6 Bxc6
25. dxc6 Nxc3 26. Bxc3 Qc5 27. Rb3 d5 28. Qd3 {Portisch,L (2600)-Cramling,P 
(2545) London 1996 1/2-1/2}) 14. b3 Qd8 $146 ({RR} 14... c4 15. Ne4 cxb3 16.
Rxb3 Qd8 17. Rxb8 Rxb8 18. Nxf6+ Bxf6 19. Bg5 Rb2 20. Qa4 Bxe2 21. Bxf6 Bxf1
22. Bxe5 Bb5 23. Qe4 dxe5 24. Bf3 f5 {0-1 (24) Pedersen,N (2300)-Tihonov,J 
(2415) Zagan 1997}) ({RR} 14... Bc8 15. Nf4 Bf5 16. e4 Bg4 17. f3 Bc8 18. a4
Ba6 19. Rfd1 Qb6 20. Be1 c4+ 21. Qf2 Qxf2+ 22. Bxf2 cxb3 23. Bd4 Nfd7 24. Kf2
Rb4 25. Nb5 Bxb5 26. axb5 Ng4+ 27. fxg4 Bxd4+ 28. Rxd4 Rxd4 29. Rxb3 {Costley,
M (2226)-Trent,L (2139) Hastings 2000 0-1 (33)}) ({RR} 14... Bc8 15. Rfe1 Bf5
16. e4 Bxh3 17. Bxh3 Nf3+ 18. Kg2 Nxe1+ 19. Rxe1 Ne8 20. Re2 Qd8 21. f4 Nc7 22.
Rf2 Nb5 23. Nxb5 Rxb5 24. f5 Qc7 25. fxg6 hxg6 26. e5 Qb7 27. Kg1 dxe5 28. Rxf7
Qxd5 29. Rxe7 {Golovchenko,G (2243)-Garces,D (2172) St Petersburg 2001 1-0 (41)
}) 15. Nf4 Bc8 16. Nd3 Bf5 17. e4 Nxd3 18. Qxd3 Bc8 19. Rfc1 Ng4 20. Qc2 Ne5
21. Bf4 Bg4 22. Bxe5 Bxe5 23. a4 Qd7 24. f3 Bh3 25. Nb5 Bxg2 26. Kxg2 Rxb5 27.
axb5 Qxb5 28. Re1 Ra3 29. Re2 Bd4 30. Qc4 Qb6 31. f4 Qa7 32. e5 Ra1 33. Rbe1
Rxe1 34. Rxe1 Qa2+ 35. Kh1 dxe5 36. fxe5 e6 37. Qe2 Qxe2 38. Rxe2 exd5 39. e6
fxe6 40. Rxe6 Bc3 41. Rd6 d4 42. Kg2 Kf7 43. Kf3 Ke7 44. Rc6 Bb4 45. Ke4 Kd7
46. Ra6 Kc7 47. Ra7+ Kb6 48. Rxh7 Bc3 49. Kd3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.17"]
[White "Terao, Juliana Sayumi"]
[Black "Gazineu Neto, Rubens"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2198"]
[BlackElo "1912"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 d6 8. exd6
Qxd6 9. O-O Bg4 10. h3 Bh5 11. Re1 O-O-O ({RR} 11... e6 12. b3 Be7 13. Qe2 cxb3
14. axb3 O-O 15. d4 Rfd8 16. Bxh7+ Kxh7 17. Ng5+ Bxg5 18. Qxh5+ Bh6 19. Bxh6
gxh6 20. Qxf7+ Kh8 21. Qf6+ Kh7 22. Qf7+ Kh8 23. Rxe6 Rf8 24. Rxd6 Rxf7 25. d5
Rd8 26. Rxd8+ {Nakamura,H (2787)-Vachier Lagrave,M (2785) Gibraltar 2016 1/2-1/
2 (44)}) ({RR} 11... e6 12. b3 Be7 13. Na3 cxb3 14. axb3 O-O 15. d4 Nd5 16. Bd2
a6 17. Nc4 Qc7 18. Ne3 Nf4 19. Ng4 Bg6 20. Bxg6 Nxg6 21. Qe2 Rfd8 22. Rad1 b5
23. Bc1 Na5 24. Qa2 Nc6 25. Qe2 Na5 26. Qa2 {Collins,S (2456)-Kanyamarala,T 
(2398) Dublin IRL 2022 1-0 (53)}) 12. b3 Qf6 13. Na3 e6 $146 ({RR} 13... Nd5
14. Nxc4 b5 15. Be4 bxc4 16. Qe2 Ne5 17. g4 Nf4 18. Qe3 Nxh3+ 19. Kg2 Nf4+ 20.
Kf1 Nxf3 21. Bxf3 Nd3 22. gxh5 Nxe1 23. Kxe1 Qb6 24. bxc4 Qxe3+ 25. fxe3 Kc7
26. d4 e5 27. Rb1 Rb8 28. Rxb8 {Lyell,M (2108)-Graif,W (2216) Budapest HUN
2021 1/2-1/2 (60)}) ({RR} 13... Nb4 14. Be4 Bxf3 15. Qxf3 Qxf3 16. gxf3 Nd3 17.
Bxd3 Rxd3 18. Re3 Nd5 19. Re4 cxb3 20. axb3 Rxf3 21. Nc4 Kb8 22. Ne5 Rf5 23.
Nd7+ Kc8 {1/2-1/2 (23) Samolins,V (2392)-Daskevics,V (2466) Riga 2012}) ({RR} 
13... Bxf3 14. Qxf3 Qxf3 15. gxf3 cxb3 16. axb3 e6 17. d4 Nd5 18. Bd2 Bd6 19.
Re4 Rhe8 20. Nc4 Bc7 21. b4 a6 22. Kf1 Kb8 23. Rae1 Nf6 24. R4e2 Nd5 25. Re4
Nf6 26. R4e2 Nd5 27. Re4 {1/2-1/2 (27) Belyakov,B (2459)-Gabrielian,A (2490)
Taganrog RUS 2019}) 14. Nxc4 Nxc4 15. bxc4 Ne5 16. Rxe5 Bxf3 17. Qe1 Bc6 18. d4
h6 19. c5 Rg8 20. Be4 Be7 21. Rb1 Qh4 22. Bxc6 bxc6 23. Rxe6 fxe6 24. Qxe6+ Kc7
25. g3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.18"]
[White "Dias, Clara"]
[Black "Ribeiro, Matheus Mendes Domi"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1717"]
[BlackElo "2130"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8.
Qc2 Re8+ 9. Ne2 h5 10. O-O h4 11. h3 Nd7 12. Be3 ({RR} 12. Bf4 Nf8 13. Qd2 Ng6
14. Bxd6 Qxd6 15. Rae1 Be6 16. Bxg6 fxg6 17. Nc1 g5 18. Re4 Bf5 19. Rxe8+ Rxe8
20. Re1 Rxe1+ 21. Qxe1 g4 22. hxg4 Bxg4 23. Qe8+ Qf8 24. Qe4 Qc8 25. f3 Qe6 26.
Qxg4 Qe1+ {Popov,I (2636)-Artemiev,V (2731) Moscow RUS 2019 1/2-1/2}) 12... Nf8
13. Rfd1 $146 ({RR} 13. Rad1 Be6 14. Rfe1 Qd7 15. Bf4 Rad8 16. Bxd6 Qxd6 17. b3
g6 18. Qc1 Kg7 19. Bb1 Bc8 20. Nf4 g5 21. Nd3 Ng6 22. Rxe8 Rxe8 23. Re1 Rxe1+
24. Qxe1 Bf5 25. Nc5 Bxb1 26. Qxb1 b6 27. Nd3 c5 {Varshini,V (2165)-Palozza,C 
(2275) Cattolica ITA 2021 1/2-1/2 (31)}) ({RR} 13. Rad1 Be6 14. c4 Qd7 15. Nf4
Bxf4 16. Bxf4 Ng6 17. Be3 Ne7 18. Rfe1 a6 19. Bh7+ Kh8 20. Be4 Rad8 21. Qe2 g6
22. d5 cxd5 23. Bd4 Kg7 24. Qf3 Bf5 25. Bxf5 Nxf5 26. Bb6 Rxe1+ 27. Rxe1 Re8 {
Urriza Iricibar,P (2312)-Habans Aguerrea,J (2330) Pamplona ESP 2022 0-1}) ({RR
} 13. Rad1 Be6 14. c4 Qd7 15. Nf4 Bxf4 16. Bxf4 Ng6 17. Be3 Ne7 18. Rfe1 a6 19.
Bh7+ Kh8 20. Be4 Rad8 21. Qe2 g6 22. d5 cxd5 23. Bd4 Kg7 24. Qf3 Bf5 25. Bxf5
Nxf5 26. Bb6 Rxe1+ 27. Rxe1 Re8 {Urriza Iricibar,P (2312)-Habans Aguerrea,J 
(2330) Pamplona ESP 2022 0-1}) 13... Bb8 14. c4 Qc7 15. Nf4 Ne6 16. Bh7+ Kh8
17. Qe4 g5 18. Nh5 Bd7 19. Qf3 Qh2+ 20. Kf1 Nf4 21. Nxf4 gxf4 22. Bc2 Kg7 23.
Ke2 fxe3 24. fxe3 Bf4 25. e4 Qg3 26. Rd3 Qxf3+ 27. Rxf3 Bg5 28. Raf1 Re7 29. g4
a5 30. c5 Be6 31. Kd3 b5 32. b3 Rd8 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.19"]
[White "De Albuquerque, Ian Telek C."]
[Black "Jorge, Denrick Cabral Jose"]
[Result "1-0"]
[ECO "B95"]
[WhiteElo "2089"]
[BlackElo "1874"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Be7 8.
O-O-O Qc7 9. g4 Nbd7 ({RR} 9... Nc6 10. Rg1 Bd7 11. Nb3 b5 12. a3 Rc8 13. Kb1
b4 14. axb4 Nxb4 15. Bd3 a5 16. Qe2 a4 17. Nd4 O-O 18. f4 Qb6 19. Bxf6 Bxf6 20.
e5 dxe5 21. fxe5 Be7 22. Bb5 Rxc3 23. Bxd7 Rb8 24. Qb5 {Mamedov,N (2463)
-Ibrahimov,R (2511) Baku 2005 0-1}) 10. Bd2 $146 ({RR} 10. Rg1 b5 11. Bxf6 gxf6
12. a3 Rb8 13. Rg3 b4 14. axb4 Rxb4 15. Na2 Ra4 16. Kb1 Nc5 17. Qc3 Qb6 18. f3
Bb7 19. Bc4 Kd7 20. Rh3 Rc8 21. Bb3 Ra5 22. Rxh7 Nxe4 23. Qe3 Ng5 24. Rxf7 Nxf7
{Byvshev,V-Tolush,A Leningrad (Russia) 1954 1-0 (43)}) ({RR} 10. Bxf6 Nxf6 11.
g5 Nd7 12. Rg1 b5 13. a3 Rb8 14. Qh3 b4 15. axb4 Rxb4 16. g6 Nf6 17. gxf7+ Kxf7
18. e5 dxe5 19. Nf3 g6 20. Ng5+ Kg7 21. Bxa6 h6 22. Nxe6+ Bxe6 23. Qxe6 g5 24.
Nb5 Qc5 {Ulanowski,K (2149)-Kyc,J (2283) Suwalki POL 2018 0-1 (32)}) ({RR} 10.
Rg1 b5 11. Bxf6 gxf6 12. a3 Rb8 13. Qe3 b4 14. axb4 Rxb4 15. Nb3 Nb6 16. Rd4
Rxd4 17. Qxd4 Rg8 18. Be2 h5 19. f3 hxg4 20. Rxg4 Rxg4 21. fxg4 d5 22. exd5
Nxd5 23. Nxd5 exd5 24. Qxd5 Qxh2 {Huebner,R-McCurdy,G Copenhagen 1967 1-0 (57)}
) ({RR} 10. Bxf6 Bxf6 11. h4 b5 12. Bxb5 O-O 13. Bxd7 Bxd7 14. g5 Be5 15. Qe3
d5 16. Nce2 Rab8 17. f4 Bd6 18. e5 Bc5 19. Qd3 Qb6 20. b3 a5 21. a4 Bc8 22. Nb5
Ba6 23. f5 exf5 24. Nec3 d4 {Hansson,D (2330)-Reinert,M Copenhagen 1981 0-1 
(40)}) 10... Ne5 11. Qg3 b5 12. g5 Nfd7 13. f4 Nc4 14. Bg2 b4 15. Nce2 Nxd2 16.
Rxd2 Bb7 17. h4 Nc5 18. Qe3 f5 19. Ng3 fxe4 20. Nxe4 e5 21. Nf5 Nxe4 22. Bxe4
O-O 23. Rhd1 Kh8 24. fxe5 Bxe4 25. Qxe4 Rae8 26. Nxd6 Bxd6 27. Rxd6 Qa5 28. Qd5
Qc7 29. e6 Rc8 30. Qd3 Rf2 31. Rd8+ Rf8 32. Rxf8+ Rxf8 33. Qd6 Qxd6 34. Rxd6
Kg8 35. e7 Re8 36. Rd8 Kf7 37. Rxe8 Kxe8 38. c4 bxc3 39. bxc3 Kxe7 40. Kd2 h6
41. gxh6 gxh6 42. Ke3 Kd6 43. Kd4 Kc6 44. h5 a5 45. c4 a4 46. a3 Kb6 47. Kd5
Ka6 48. Kd6 Kb7 49. c5 Kc8 50. Kc6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.20"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Cardoso, Maria Paula Da Silv"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2033"]
[BlackElo "1780"]
[PlyCount "56"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qc2 g6 8. Nbd2 (
{RR} 8. b3 Bf5 9. Qb2 Bg7 10. Nbd2 O-O 11. h3 Rac8 12. Be2 Ne4 13. O-O Nxd2 14.
Qxd2 cxb3 15. axb3 e5 16. dxe5 Rfd8 17. b4 Be4 18. Rac1 a6 19. Rfd1 Re8 20. Ng5
Nxe5 21. f3 h6 22. Nxf7 Nxf7 {Pakleza,Z (2496)-Odegov,A (2286) chess.com INT
2021 0-1 (78)}) 8... Bf5 9. Qc1 Qd8 ({RR} 9... Bg7 10. h3 h6 11. b3 cxb3 12.
axb3 g5 13. Bg3 Rc8 14. Qa3 O-O 15. Be2 Ne4 16. Nxe4 Bxe4 17. O-O f5 18. Nd2
Bc2 19. Bf3 Qd8 20. Rfc1 Be4 21. Nxe4 dxe4 22. Be2 Kh8 23. Bc4 Qd7 24. Qa2 {
Van de Mortel,J (2411)-Kishnev,S (2489) Belgium 2001 0-1 (65)}) 10. b3 $146 ({
RR} 10. Be2 Bg7 11. O-O Nh5 12. Re1 Nxf4 13. exf4 O-O 14. Ne5 Nxe5 15. fxe5 Bd7
16. Nf3 b5 17. Qe3 e6 18. Bd1 f6 19. Bc2 f5 20. Qf4 Qe7 21. h4 h5 22. a3 a5 23.
Qd2 Rfd8 24. Ng5 Be8 {Petrik,V-Foltys,M Zlin 1943 1-0 (54)}) ({RR} 10. h3 Bg7
11. g4 Be4 12. Nxe4 Nxe4 13. Nd2 Nxd2 14. Qxd2 O-O 15. Be2 e5 16. Bg3 Qd7 17.
O-O f5 18. dxe5 Nxe5 19. Bxe5 Bxe5 20. Bxc4 Rad8 21. Rad1 Qe7 22. Bxd5+ Kh8 23.
Qe2 fxg4 24. Qxg4 Rf5 {Baier,F (1854)-Seisenberger,G (2051) Augsburg 2013 1/
2-1/2 (65)}) 10... b5 11. a4 a6 12. Ne5 Nxe5 13. Bxe5 Bg7 14. axb5 axb5 15.
bxc4 bxc4 16. e4 dxe4 17. Bxc4 O-O 18. O-O Bh6 19. Bxf6 Rxa1 20. Qxa1 exf6 21.
Nb3 Qc7 22. Nc5 Bf4 23. Qa2 Bxh2+ 24. Kh1 Qf4 25. f3 Bg3 26. Kg1 Qh4 27. Rf2 e3
28. Rb2 e2 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.21"]
[White "Blanco, Gustavo Jose Bachur"]
[Black "Cordero, Daniela"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1491"]
[BlackElo "2028"]
[PlyCount "94"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bg5 Be7 6. Bd3 Nc6 ({RR} 6... Ne4
7. Bxe7 Qxe7 8. Qe2 O-O 9. Nbd2 Bf5 10. Bxe4 dxe4 11. Ne5 Nd7 12. Nxd7 Qxd7 13.
c3 Bg4 14. Qe3 f5 15. O-O Rae8 16. Qf4 h6 17. Nb3 b6 18. Qd2 Rf6 19. Rae1 Rg6
20. Qe3 Bf3 21. g3 {Ramirez,A (1541)-Barreto,C (1778) Montevideo URU 2019 0-1})
7. O-O ({RR} 7. c3 h6 8. Bh4 Nh5 9. Bg3 O-O 10. Nbd2 Nxg3 11. hxg3 Re8 12. O-O
Bf6 13. Qb3 b6 14. Rae1 Rxe1 15. Rxe1 Be6 16. Qc2 Qd6 17. b4 Ne7 18. Ne5 c5 19.
bxc5 bxc5 20. Ndf3 c4 21. Bh7+ Kh8 {Kramnik,V (2809)-Bareev,E (2707) Monte
Carlo 2002 0-1 (51)}) 7... Nb4 $146 ({RR} 7... Bg4 8. c3 Qd6 9. h3 Bxf3 10.
Qxf3 O-O-O 11. Bf5+ Nd7 12. Bf4 Qf6 13. Bxd7+ Rxd7 14. Qe3 Rg8 15. Nd2 g5 16.
Bg3 h5 17. f4 g4 18. h4 Qf5 19. a4 Bd6 20. Rac1 Re7 21. Qf2 Rge8 22. Rfe1 {
Belill,M-Carroll,R Lansing 1995 1/2-1/2 (38)}) ({RR} 7... h6 8. Bf4 O-O 9. c3
Bd6 10. Bxd6 Qxd6 11. Re1 Bg4 12. h3 Bh5 13. Nbd2 Rae8 14. Qb3 b6 15. Qa4 Rxe1+
16. Rxe1 Bxf3 17. Nxf3 a5 18. Ne5 Ne7 19. Bb5 Rd8 20. f3 Nh5 21. Be8 Nf4 22.
Bxf7+ {Turov,M (2543)-Bareev,E (2715) chessassistantclub.com INT 2004 1-0 (60)}
) ({RR} 7... Bg4 8. c3 Qd7 9. Nbd2 h6 10. Bf4 Nh5 11. Be5 O-O 12. Qc2 Bd6 13.
Rfe1 Nf4 14. Bxd6 cxd6 15. Re3 Nxd3 16. Qxd3 Ne7 17. Rae1 Ng6 18. Qc2 Rae8 19.
Qb3 Be6 20. Rc1 Rc8 21. Ne1 Rc6 22. Nd3 {Forchert,M-Starke,D (2305) Enger
Spenge 1990 1/2-1/2}) 8. Be2 Bf5 9. Na3 O-O 10. c3 Nc6 11. Nc2 h6 12. Bh4 Re8
13. Ne3 Be6 14. Bd3 Ne4 15. Bxe7 Nxe7 16. Qc2 f5 17. Ne5 c5 18. dxc5 Qc7 19.
Nf3 Qxc5 20. Nd4 Bd7 21. Rad1 Rac8 22. Kh1 b5 23. f3 f4 24. Nxd5 Nxd5 25. fxe4
Ne3 26. Qb3+ Kh8 27. Rxf4 Nxd1 28. Qxd1 b4 29. Ne2 Rcd8 30. Qc2 Be6 31. h3 bxc3
32. Nxc3 Bxh3 33. gxh3 Qe5 34. Nd5 Rxd5 35. exd5 Qxf4 36. Kg2 Qg5+ 37. Kf2 Qxd5
38. Bg6 Qd4+ 39. Kg2 Rf8 40. Qe2 Qf4 41. Bd3 Qg5+ 42. Kh1 Rc8 43. Kh2 Rf8 44.
Kh1 Qg3 45. Qe4 Qxh3+ 46. Kg1 Qg3+ 47. Kh1 Qf3+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.22"]
[White "Da Silva, Lucas Pereira Mende"]
[Black "Moreira, Paulo Vinicius Mace"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1974"]
[BlackElo "1711"]
[PlyCount "47"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 c5 3. Bb2 Nf6 4. e3 Nc6 5. Be2 e6 6. O-O Bd6 7. d4 cxd4 8. exd4
O-O 9. Nbd2 b6 10. Re1 $146 ({RR} 10. a3 Bb7 11. Bd3 Ne7 12. Qe2 Rc8 13. Ne5
Bb8 14. Qf3 Qc7 15. Rac1 Ng6 16. Rfe1 Nd7 17. Qh3 Ndxe5 18. dxe5 Qe7 19. Qh5 h6
20. Bxg6 fxg6 21. Qxg6 Bc6 22. Re3 Be8 23. Qd3 Rf5 24. Qa6 Rd8 {Jacobsen,M 
(2343)-Jepsen,T (2069) Helsingor DEN 2019 1-0 (48)}) ({RR} 10. Ne5 Bb7 11. Ndf3
({RR} 11. f4 Ne7 12. Qe1 Ne4 13. Nxe4 dxe4 14. Bg4 f5 15. Bd1 Nc6 16. c4 Bxe5
17. dxe5 Qe7 18. a4 Nb4 19. Ba3 Qc5+ 20. Kh1 a5 21. Bxb4 axb4 22. Bc2 Rfd8 23.
Rd1 Qe7 24. Qf2 Qc5 25. Qh4 Qc7) 11... Ne7 12. Bd3 Ne4 13. Qe2 f6 14. Ng4 Ng6
15. g3 Qd7 16. Ne3 f5 17. Ng2 Qc7 18. Nfe1 Rae8 19. f3 Nf6 20. f4 Ne4 21. Nf3
Qd7 22. Ne5 Nxe5 23. fxe5 Be7 24. Bb5 Bc6 {Cordeiro,M (2057)-Labussiere,V 
(2328) Florianopolis 2024 0-1 (48)}) ({RR} 10. Ne5 Bb7 11. f4 Ne7 12. Qe1 Ne4
13. Nxe4 dxe4 14. Bg4 f5 15. Bd1 Nc6 16. c4 Bxe5 17. dxe5 Qe7 18. a4 Nb4 19.
Ba3 Qc5+ 20. Kh1 a5 21. Bxb4 axb4 22. Bc2 Rfd8 23. Rd1 Qe7 24. Qf2 Qc5 {
Fluvia Poyatos,J (2223)-Saez Moya,J (2069) Formigal 2002 1/2-1/2 (89)}) 10...
Bb7 11. Bd3 Nb4 12. Bf1 Ba6 13. c4 Rc8 14. a3 Nc6 15. Rc1 Na5 16. Ne5 Bb7 17.
Bd3 Nc6 18. Re3 Bxe5 19. dxe5 d4 20. exf6 dxe3 21. Bxh7+ Kxh7 22. Qh5+ Kg8 23.
Qg5 exf2+ 24. Kh1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.23"]
[White "Barroso, Daniele Silva"]
[Black "Simeao, Miguel Roberto Rani"]
[Result "0-1"]
[ECO "E87"]
[WhiteElo "1349"]
[BlackElo "1962"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 a5 8. Bd3 Ne8
9. Nge2 f5 10. Qd2 f4 11. Bf2 Na6 12. Rc1 $146 ({RR} 12. O-O-O Bd7 13. Kb1 Nb4
14. Nc1 Nxd3 15. Nxd3 b6 16. b3 Nf6 17. Kc2 Be8 18. Ra1 Nd7 19. a3 Nc5 20. b4
Nxd3 21. Kxd3 Rf7 22. Rhb1 Bf8 23. Ke2 Rg7 24. Qd3 g5 25. h3 h5 26. c5 bxc5 {
Witt,R-Nemlioglu,A Groningen 1970 1-0 (61)}) 12... g5 13. Bb1 h5 14. h3 Nf6 15.
Nb5 b6 16. Ng1 Rf7 17. a3 g4 18. hxg4 hxg4 19. Bh4 Nc5 20. Ba2 Qd7 21. b4 axb4
22. axb4 Nd3+ 23. Qxd3 Rxa2 24. Ne2 Bb7 25. c5 bxc5 26. bxc5 dxc5 27. Bxf6 Rxf6
28. Rh5 Rb6 29. Rxc5 Ba6 30. Nec3 Ra5 31. Rxc7 Qxc7 32. Nxc7 Bxd3 33. Ne6 Ra7
34. Rg5 gxf3 35. gxf3 Rb2 36. Rg4 Rh2 37. Nd1 Kh7 38. Nc5 Bc2 39. Nf2 Ra1+ 40.
Kd2 Rxf2+ 41. Kc3 Bd1 42. Rh4+ Kg6 43. Ne6 Rg2 44. d6 Ba4 45. Nc5 Rc1+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.24"]
[White "Pironti, Francisco Ferrari"]
[Black "Alves, Josue Flor De Souza"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "1953"]
[BlackElo "1551"]
[PlyCount "45"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bc5 5. Nxe5 Nxe5 6. d4 Bd6 7. c5 Bxc5 8.
dxe5 Ng8 9. Qg4 Bf8 $146 ({RR} 9... Kf8 10. Qg3 Ne7 11. Bc4 Ng6 12. f4 Qh4 13.
Nd5 c6 14. Be3 d6 15. Bxc5 Qxg3+ 16. hxg3 dxc5 17. Ne3 b5 18. Be2 Ke7 19. O-O-O
Nf8 20. Nf5+ Bxf5 21. exf5 Nd7 22. Rd6 Rac8 23. g4 h6 24. Bf3 {Nimzowitsch,
A-Reti,R Berlin (Café König) 1928 1-0 (62)}) ({RR} 9... Kf8 10. Qf3 d6 11. Bc4
f6 12. Bf4 dxe5 13. Bxe5 Nh6 14. O-O Qe7 15. Bf4 c6 16. e5 Nf5 17. exf6 gxf6
18. Rfe1 Qg7 19. Rad1 Bd7 20. Ne4 Bd4 21. Rxd4 Nxd4 22. Qa3+ Ke8 23. Nd6+ Kd8
24. Nxb7+ {Andreikin,D (2683)-Movsesian,S (2721) Moscow 2010 1-0}) ({RR} 9...
g6 10. Bc4 d5 11. Bb5+ c6 12. Qe2 d4 13. Na4 Bb4+ 14. Kf1 Qa5 15. a3 Bf8 16. b4
Qxb5 17. Qxb5 cxb5 18. Nc5 Bxc5 19. bxc5 Ne7 20. Bb2 Nc6 21. f4 Be6 22. Ke2
O-O-O 23. h3 h5 24. Kd2 {Yang Kaiqi (2481)-Donchenko,A (2636) chess.com INT
2022 0-1}) ({RR} 9... Kf8 10. Qg3 d6 11. Bg5 Qe8 12. exd6 Bxd6 13. Bf4 Bb4 14.
O-O-O Bxc3 15. Qxc3 Be6 16. Be2 Ne7 17. Rd2 f6 18. Rhd1 Qa4 19. Bh5 Nc6 20.
Bxc7 Qxe4 21. b3 Qf5 22. g4 Qe4 23. f3 {1-0 (23) Schmid,L-Muth,R Wiesbaden 1949
}) ({RR} 9... Kf8 10. Qf3 c6 11. Bc4 Qe8 12. O-O d6 13. exd6 Be6 14. Bxe6 Qxe6
15. e5 Qxe5 16. Bf4 Qf5 17. Rad1 Qd7 18. Ne4 Bb6 19. Rfe1 Re8 20. Qc3 Re6 21.
Nc5 Bxc5 22. Qxc5 b6 23. Qd4 Nf6 24. Be5 {Burg,T (2495)-Geirnaert,S (2436)
Belgium 2016 1/2-1/2 (40)}) 10. Bg5 f6 11. exf6 Nxf6 12. Qf3 Bb4 13. Bc4 h6 14.
Bh4 g5 15. e5 d5 16. O-O-O Bg4 17. Qe3 Bxd1 18. exf6+ Kf8 19. Nxd5 Bd6 20. Rxd1
c6 21. Ne7 Rg8 22. Qe6 Bf4+ 23. Kc2 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.25"]
[White "Matiuci, Bernardo Steinle"]
[Black "Ikejiri, Daniel Yoshito"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "1546"]
[BlackElo "1916"]
[PlyCount "82"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 Qxd4 7. Bxb4 Qxe4+
8. Be2 Nd7 9. Bd6 ({RR} 9. Qd6 a5 10. Bc3 Ne7 11. Nf3 Nf5 12. Qd2 c5 13. O-O-O
O-O 14. g4 Nd4 15. Nxd4 cxd4 16. Bxd4 e5 17. Be3 Nf6 18. f3 Qc6 19. Qd6 Qa4 20.
Kb1 Be6 21. g5 Ne8 22. Qxe5 Bxc4 23. Bxc4 Qxc4 {Landa,K (2649)-Mueller,M (2395)
Deizisau 2003 1/2-1/2 (50)}) 9... Ne7 10. Nf3 Nf5 11. Bb4 $146 ({RR} 11. b4
Nxd6 12. Qxd6 c5 13. b5 a6 14. O-O Qxe2 15. Rfe1 Qxc4 16. b6 Qb5 17. Rxe6+ fxe6
18. Qxe6+ Kd8 19. Rd1 Re8 20. Qd6 Qc6 21. Qf4 Qxb6 22. Ng5 Qf6 23. Qg3 h6 {
0-1 (23) Guseinov,E (2417)-Malakhatko,V (2559) Baku 2006}) ({RR} 11. Ba3 c5 12.
O-O O-O 13. Bd3 Qg4 14. h3 Qf4 15. b3 b6 16. Bc1 Qc7 17. Bb2 Bb7 18. Qe2 Rfe8
19. Rfd1 Rad8 20. Rd2 Nf8 21. Rad1 Ng6 22. Bxf5 exf5 23. Rxd8 Rxd8 24. Rxd8+
Qxd8 25. Nd2 Nf8 {Heinemann,J (2296)-Wiwatanadate,P (2005) chess.com INT 2021
0-1 (46)}) ({RR} 11. Ba3 c5 12. O-O O-O 13. b4 b6 14. Bd3 Qc6 15. Re1 Bb7 16.
b5 Qc7 17. Bxf5 exf5 18. Re7 Rad8 19. Ne5 Rfe8 20. Rxd7 Rxd7 21. Nxd7 Rd8 22.
Nf6+ gxf6 23. Qb3 f4 24. Bb2 Qd6 25. Re1 f3 {Churaev,V (2132)-Yakupova,A (2076)
Khanty-Mansiysk 2009 0-1 (31)}) 11... b6 12. O-O Bb7 13. Re1 c5 14. Bc3 Qc6 15.
Bd3 O-O-O 16. Be4 Qc7 17. Qe2 Bxe4 18. Qxe4 Qb7 19. Qe2 Rhg8 20. b4 Qc7 21. a4
cxb4 22. Bxb4 a5 23. Ba3 Nc5 24. Bxc5 Qxc5 25. Rab1 Rd6 26. Rb5 Qc7 27. c5 bxc5
28. Reb1 Rgd8 29. g3 Nd4 30. Nxd4 cxd4 31. Qb2 Qc3 32. Rb8+ Kd7 33. Qb5+ Rc6
34. Rxd8+ Kxd8 35. Qe5 Kd7 36. Qxg7 Kd6 37. Qf8+ Kd5 38. Qd8+ Kc4 39. Qg5 Rc5
40. Qf4 Kd5 41. Qxf7 Qc2 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.26"]
[White "Nunes, Rafael Klanfer"]
[Black "Vargas, Goncalo Cintra"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1789"]
[BlackElo "2041"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. Be2 ({RR} 5. Bc4) 5... d6 6. h3 O-O
7. O-O Kh8 $146 ({RR} 7... Qe8 8. c4 Nc6 9. Nc3 e5 10. dxe5 dxe5 11. Bh2 e4 12.
Nd4 Nxd4 13. exd4 Qe7 14. Be5 ({RR} 14. Qb3) 14... c5 15. f4 Rd8 16. Nd5 ({RR} 
16. d5) 16... Nxd5 17. cxd5 Kh8 18. d6 Rxd6 19. Bxd6 Qxd6 20. dxc5 Qxc5+ 21.
Kh1 Be6 22. Rc1 {Ivanov,S-Ionov,S Leningrad (Russia) 1983 1-0 (35)}) ({RR} 7...
b6 8. Bh2 e6 9. c4 Qe7 10. Nc3 Rd8 11. b4 c5 12. a3 Ne4 13. Rc1 Bb7 14. Qb3
cxd4 15. Nxe4 d3 16. Nf6+ Bxf6 17. Bxd3 Bxf3 18. gxf3 Nc6 19. Rfd1 Be5 20. f4
Bf6 21. Bf1 Rac8 22. Rd2 {Alvarez Fernandez,E (2282)-Narciso Dublan,M (2468)
Sanxenxo ESP 2018 1/2-1/2 (39)}) ({RR} 7... e6 8. c4 Qe7 9. Nc3 Nc6 10. Bh2 h6
11. Rb1 a5 12. a3 Kh7 13. b4 axb4 14. axb4 Qf7 15. c5 Qe7 16. cxd6 cxd6 17. d5
exd5 18. Nxd5 Nxd5 19. Qxd5 Be6 20. Qxd6 Qxd6 21. Bxd6 Rfd8 22. Bc5 {
Rostovtsev,D (2188)-Kokoszczynski,J (2277) chess.com INT 2021 1-0 (57)}) 8. c4
Be6 9. Nc3 Bg8 10. b4 Nfd7 11. Rc1 e5 12. dxe5 Nxe5 13. Nxe5 dxe5 14. Qxd8 Rxd8
15. Bg3 Nc6 16. a3 Rd2 17. Rfd1 Rad8 18. Rxd2 Rxd2 19. Kf1 g5 20. Rd1 Rxd1+ 21.
Nxd1 f4 22. Bh2 a5 23. b5 Ne7 24. e4 Nc8 25. f3 Bf8 26. a4 Nb6 27. Nb2 Ba3 28.
c5 Bxc5 29. Bg1 Bxg1 30. Kxg1 Bb3 31. Kf2 Nxa4 32. Nxa4 Bxa4 33. Bc4 Kg7 34. g4
Kf6 35. Ke2 Ke7 36. Kd2 Kd6 37. Bd5 b6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.27"]
[White "Santanna, Paulo"]
[Black "Pittoli, Vinicius Eduardo Mo"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2021"]
[BlackElo "1648"]
[PlyCount "79"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 {Langlois,A} d5 2. e3 c5 3. c4 e6 4. cxd5 exd5 5. b3 Nc6 6. Bb2 Nf6 7.
Be2 h6 $146 ({RR} 7... d4 8. exd4 cxd4 9. Bb5 Bc5 10. O-O O-O 11. Qc2 Qd5 12.
Bxc6 bxc6 13. d3 Bb6 14. Nbd2 Bf5 15. b4 Nh5 16. g3 Nf6 17. Rfe1 Rfe8 18. Qc4
c5 19. bxc5 Bxc5 20. Bxd4 Bxd4 21. Nxd4 Red8 22. Nc6 {Flohr,S-Estrin,Y Moscow 
(Russia) 1955 1-0}) ({RR} 7... d4 8. Bb5 Bd6 9. exd4 O-O 10. Bxc6 bxc6 11. O-O
cxd4 12. Bxd4 Bg4 13. h3 Bh5 14. Nc3 Re8 15. d3 Bc7 16. Bxf6 Qxf6 17. Ne4 Qf4
18. Qc1 Rad8 19. Qxf4 Bxf4 20. Rad1 f5 21. Ng3 Bxf3 22. gxf3 {Topalov,V (2761)
-Kramnik,V (2812) Leuven 2016 1/2-1/2 (52)}) ({RR} 7... d4 8. Bb5 Bd7 9. O-O
Be7 10. exd4 Nxd4 11. Nxd4 cxd4 12. Bxd7+ Qxd7 13. Na3 O-O 14. Nc4 b5 15. Ne5
Qd5 16. Re1 Rfe8 17. Qf3 Bd6 18. Qxd5 Nxd5 19. Nd3 Nb4 20. Rxe8+ Rxe8 21. Nxb4
Bxb4 22. Bxd4 {Xiong,J (2686)-Oparin,G (2681) chess.com INT 2022 1-0 (42)}) ({
RR} 7... d4 8. exd4 cxd4 9. Bb5 Bc5 10. Qe2+ Be6 11. Qe5 Qd5 12. O-O O-O-O 13.
Bxc6 bxc6 14. Rc1 Ng4 15. Qxd5 Rxd5 16. h3 Ne5 17. Nxe5 Rxe5 18. b4 Bb6 19. a4
Rd8 20. a5 Bc7 21. Na3 Rg5 22. h4 {Zilberstein,V-Ravinsky,G Leningrad (Russia)
1963 EXT 2003 [Langlois,A] 0-1 (38)}) ({RR} 7... a6 8. d4 cxd4 9. Nxd4 Bb4+ 10.
Bc3 Bd6 11. Nd2 O-O 12. O-O Bc7 13. Nxc6 bxc6 14. Qc2 Re8 15. Bd4 Qd6 16. g3
Bg4 17. Bxg4 Nxg4 18. Nf3 Qh6 19. Qf5 Qe6 20. Qxe6 Rxe6 21. Rac1 f6 22. Rc2 {
Petrosian,T-Beliavsky,A Moscow (Russia) 1973 1-0 (43)}) 8. O-O Be6 9. d4 Rc8
10. Nc3 Be7 11. Rc1 O-O 12. dxc5 Bxc5 13. Nxd5 Be7 14. Nxe7+ Qxe7 15. Bd3 Rfd8
16. Qe2 Bg4 17. Bb1 Rd5 18. h3 Bh5 19. e4 Rcd8 20. Bxf6 gxf6 21. Qe3 Bxf3 22.
exd5 Qxe3 23. fxe3 Bxd5 24. Rxf6 Kg7 25. Rf2 Be6 26. Bf5 Ne5 27. Bxe6 fxe6 28.
Rc7+ Kg6 29. Rxb7 Rd3 30. Rxa7 Rxe3 31. Kh2 Nc6 32. Raf7 Nd4 33. R2f6+ Kg5 34.
h4+ Kh5 35. Rg7 Re2 36. Kh3 Re3+ 37. Rg3 Re2 38. Rd3 Re4 39. g4+ Rxg4 40. Rxh6+
1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.28"]
[White "Carvalho Jr, Celestino"]
[Black "Da Rocha, Lucas Sampaio"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1939"]
[BlackElo "1647"]
[PlyCount "102"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nf3 d5 3. e5 c5 4. g3 Nc6 5. Bg2 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Qe2
Qc7 9. f4 Nge7 10. c3 Nf5 11. Qf2 Be7 12. d3 $146 ({RR} 12. Na3 h5 13. h4 c4
14. b4 a5 15. Nb5 Qd7 16. a4 axb4 17. Bh3 g6 18. Bxf5 gxf5 19. Qb6 O-O 20. Qe3
Kh7 21. Bb2 Rg8 22. Ke2 Rg4 23. Rhg1 Ra6 24. Kf3 b6 25. cxb4 Bxb4 26. Rgb1 Rg8
{Di Lascio,S (2012)-Gatterer,F (2323) Bergamo 2009 0-1 (38)}) 12... h5 13. h4
Rh6 14. Bh3 g6 15. Nd2 b5 16. Nf3 c4 17. d4 Kd7 18. a3 Rhh8 19. O-O a5 20. Bd2
Nh6 21. Qe2 b4 22. Ng5 Bxg5 23. fxg5 Nf5 24. axb4 axb4 25. Bf4 Qb7 26. Rxa8
Rxa8 27. Re1 Nce7 28. Bg2 bxc3 29. bxc3 Qb3 30. Rc1 Ra2 31. Qe1 Qb2 32. Qf1 Kc7
33. Qf3 Nc6 34. Rf1 Na7 35. Rf2 Qxf2+ 36. Qxf2 Rxf2 37. Kxf2 Nb5 38. Bd2 Na3
39. Bf3 Nb1 40. Be1 Kb6 41. Bd1 Na3 42. Ba4 Nb5 43. Kf3 Ka5 44. Bd1 Na7 45. Bd2
Nb5 46. Kf4 Nc7 47. Bc1 Nb5 48. Bd2 Na3 49. Be1 Nb5 50. Bd2 Na3 51. Be1 Nb5
1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.29"]
[White "Cristino, Felipe Borges"]
[Black "Munhoz, Joao Pedro"]
[Result "1/2-1/2"]
[ECO "D26"]
[WhiteElo "1890"]
[BlackElo "1608"]
[PlyCount "130"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. O-O b5 7. Bd3 Bb7 8. a4
c6 ({RR} 8... bxa4 9. Rxa4 c5 10. Nc3 cxd4 11. exd4 Be7 12. Qe2 O-O 13. Bg5 Bc6
14. Raa1 Nd5 15. Qe4 g6 16. Qh4 Bxg5 17. Nxg5 h5 18. Qg3 Qf6 19. Rac1 Ra7 20.
Rfd1 Kg7 21. Be4 Rb7 22. Bxd5 exd5 23. Rd2 {Caruana,F (2827)-Batchimeg,T (2390)
Caleta 2017 1-0 (40)}) 9. Nbd2 $146 ({RR} 9. e4 Be7 10. Qe2 Nbd7 11. Nbd2 Qc7
12. e5 Nd5 13. Ne4 Nb4 14. Bb1 c5 15. Bg5 f5 16. exf6 gxf6 17. Bh4 c4 18. Nc3
Nd5 19. Qxe6 b4 20. Nxd5 {1-0 (20) Von Herman,U (2413)-Ulziibat,B Berlin 2005})
({RR} 9. Qe2 Nbd7 10. Rd1 Be7 11. e4 Qc7 12. Nbd2 e5 13. Nxe5 Nxe5 14. dxe5
Qxe5 15. Nf3 Qc7 16. Bg5 O-O 17. axb5 cxb5 18. Rac1 Qb6 19. e5 Bxf3 20. Qxf3
Nd5 21. Bxh7+ Kxh7 22. Qh5+ Kg8 23. Rxd5 Bxg5 {Bertholdt,D-Bruemmer,U Schkopau
1954 1-0 (33)}) ({RR} 9. Qe2 Nbd7 10. Nbd2 Nb6 11. a5 Nbd7 12. Nb3 Rc8 13. Rd1
Qc7 14. Bd2 c5 15. dxc5 Nxc5 16. Rac1 Qb8 17. Nxc5 Bxc5 18. Bxb5+ axb5 19.
Qxb5+ Nd7 20. Bb4 O-O 21. Bxc5 Nxc5 22. Rxc5 Rxc5 23. Qxc5 Bxf3 {Kachiani
Gersinska,K-Ramzina,N Sochi (Russia) 1985 1-0 (33)}) 9... Be7 10. Nb3 Nbd7 11.
Qe2 O-O 12. Bd2 bxa4 13. Na5 Qb6 14. Rxa4 c5 15. Nc4 Qc7 16. Rfa1 cxd4 17. exd4
Nd5 18. Nce5 Nxe5 19. Nxe5 Bd6 20. Rc1 Qe7 21. Qh5 g6 22. Qh3 f5 23. f4 Nc7 24.
Bc3 Nb5 25. Qe3 Rfc8 26. Raa1 Kg7 27. Nc4 Nxc3 28. bxc3 Bc7 29. Rab1 Rab8 30.
Nb6 Rd8 31. Bc4 Qd6 32. Qe5+ Qxe5 33. fxe5 Be4 34. Rb3 Rxb6 35. Rxb6 Bxb6 36.
Bxe6 Bd5 37. Bxd5 Rxd5 38. Kf1 Kf7 39. Ke2 Ke6 40. Kd3 Kd7 41. Rb1 Kc6 42. Kc4
Rd8 43. Ra1 a5 44. Rd1 Rd5 45. Rd2 Bc7 46. Rb2 f4 47. Rf2 g5 48. g3 fxg3 49.
hxg3 Bxe5 50. dxe5 Rxe5 51. Rf6+ Kd7 52. Rf7+ Re7 53. Rf5 Re4+ 54. Kd5 Rg4 55.
Rf7+ Ke8 56. Rxh7 Rxg3 57. c4 g4 58. c5 Rd3+ 59. Kc6 a4 60. Rh2 g3 61. Re2+ Kd8
62. Ra2 a3 63. Rg2 Rb3 64. Rd2+ Kc8 65. Re2 Kd8 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.30"]
[White "Leon Lopes, Sergio Amadeus"]
[Black "Mattos, Bernardo Cunha"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "1858"]
[BlackElo "1567"]
[PlyCount "109"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e6 2. Nc3 d5 3. e3 c5 4. cxd5 exd5 5. d4 Nc6 6. Nf3 Nf6 7. Bb5 Be7 8. Ne5
Bd7 ({RR} 8... Qc7 9. Qa4 O-O 10. Bxc6 bxc6 11. Qxc6 Qxc6 12. Nxc6 Bd6 13. dxc5
Bxc5 14. O-O Ba6 15. Rd1 Rac8 16. Nd4 Ne4 17. Nxe4 dxe4 18. Bd2 Bxd4 19. exd4
Rc2 20. Bc3 Bd3 21. Re1 f5 22. Rad1 g5 23. f3 {Karttunen,M (2484)-Buscar,M 
(2088) chess.com INT 2021 1/2-1/2 (49)}) 9. O-O O-O 10. Nxd7 Qxd7 11. Ne2 $146
({RR} 11. dxc5 Bxc5 12. Na4 Be7 13. b3 Qf5 14. Bb2 Nb4 15. a3 Nc6 16. Rc1 Rac8
17. b4 Rc7 18. Bd3 Qh5 19. Qxh5 Nxh5 20. b5 {1-0 (20) Limberg,E (2255)-Riboldi,
M (1693) Sao Paulo 2007}) ({RR} 11. b3 a6 12. Bxc6 Qxc6 13. dxc5 Bxc5 14. Bb2
Rfd8 15. Ne2 Qb6 16. Nd4 Rac8 17. Qe2 Re8 18. Rac1 Rcd8 19. Qd3 Bxd4 20. Bxd4
Qe6 21. Rfd1 Ne4 22. f3 Nd6 23. Re1 Nf5 24. Qd2 Nxd4 25. exd4 Qd6 {Wozniak,
A-Wisniewski,M Leba 2009 1-0 (51)}) ({RR} 11. Qf3 a6 12. Bxc6 bxc6 13. Na4 Qa7
14. dxc5 Bxc5 15. Bd2 Ne4 16. Ba5 Rab8 17. Rfd1 Rb5 18. Be1 Bd6 19. b3 f5 20.
Nc3 Rb6 21. Nxe4 fxe4 22. Qh3 Qf7 23. Rac1 Bb4 24. Bxb4 Qxf2+ 25. Kh1 Rxb4 {
Nabung,A (1224)-Eldridge Smith,L (849) Adelaide 2003 1/2-1/2}) 11... a6 12. Bd3
c4 13. Bb1 b5 14. Ng3 g6 15. Qe2 Bd6 16. Rd1 Rfe8 17. Qf3 Qe6 18. Bd2 Ne4 19.
Nxe4 dxe4 20. Qe2 Qd5 21. b3 Bb4 22. bxc4 Qxc4 23. Qxc4 bxc4 24. a3 Bxd2 25.
Rxd2 Na5 26. Ba2 Rec8 27. Rb1 c3 28. Rc2 Rab8 29. Rb4 Kg7 30. h4 Rxb4 31. axb4
Nb7 32. Bd5 Nd6 33. f3 f5 34. fxe4 Nxe4 35. Bb7 Rc4 36. Bxe4 fxe4 37. g4 Kf6
38. Kf2 h6 39. Ke1 g5 40. h5 Ke6 41. Kd1 Kd6 42. Re2 Rc6 43. Ra2 c2+ 44. Kc1
Rc3 45. Rxa6+ Ke7 46. Rxh6 Rxe3 47. Rg6 Rd3 48. Rxg5 Rxd4 49. h6 Kf7 50. h7 Rd8
51. Rg8 Rxg8 52. hxg8=Q+ Kxg8 53. Kxc2 Kf7 54. Kd2 Kf6 55. Ke3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.31"]
[White "Aragao Neto, Joao Batista"]
[Black "Santos, Abel Cardoso Dos"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "1585"]
[BlackElo "1854"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. Bg5 h6 ({RR} 7...
Bg7 8. Nbd2 h6 9. Bh4 O-O 10. O-O b5 11. Bc2 Qe8 12. Re1 Nh5 13. Nf1 Nf4 14.
Ne3 Bb7 15. a4 Nd8 16. d4 Nde6 17. b4 exd4 18. cxd4 a5 19. d5 Ng5 20. Nxg5 hxg5
21. Bxg5 Qe5 22. Qg4 {Carlsen,M (2882)-Caruana,F (2818) Saint Louis USA 2019 1/
2-1/2 (47)}) 8. Be3 Bg7 9. h3 Qe7 $146 ({RR} 9... O-O 10. Nbd2 Nd7 11. g4 Ne7
12. Nf1 d5 13. Qd2 Kh7 14. O-O-O b5 15. Bc2 c5 16. d4 b4 17. dxc5 bxc3 18. bxc3
Bb7 19. Ng3 Qa5 20. Bb3 Nxc5 21. Bxc5 Qxc5 22. exd5 Bxd5 23. Bxd5 Nxd5 24. Ne4
{Chabada,T (1885)-Kociscak,J (2242) Frydek Mistek 2008 0-1}) ({RR} 9... Bd7 10.
Nbd2 Qe7 11. b4 O-O 12. g4 Nd8 13. Bb3 Be6 14. g5 hxg5 15. Nxg5 Bxb3 16. Qxb3
Nh5 17. Ndf3 b5 18. a4 bxa4 19. Rxa4 Nb7 20. Kd2 c5 21. Rha1 cxb4 22. Rxb4 Nc5
23. Bxc5 dxc5 24. Rb7 {Rigo,J (2266)-Maroroa,S (2131) Zalakaros 2014 0-1 (41)})
10. Nbd2 b5 11. Bc2 d5 12. Nb3 dxe4 13. dxe4 Nd7 14. Qe2 Nd8 15. a4 b4 16. Qc4
bxc3 17. bxc3 Nb6 18. Qe2 Ne6 19. g3 a5 20. Bd3 O-O 21. O-O Rd8 22. Kh2 Rxd3
23. Qxd3 Ba6 24. Qb1 Be2 25. Ng1 Bxf1 26. Qxf1 Qe8 27. Qb5 Qxb5 28. axb5 Nc4
29. Bc1 Nd6 30. f3 Nxb5 31. Ne2 a4 32. Nd2 Nc5 33. Nc4 Nb3 34. Rb1 Nxc1 35.
Rxc1 a3 36. Ne3 c6 37. Ra1 Bf8 38. Nc2 Ra4 39. Ne3 Bc5 40. Nd1 Rc4 41. Ra2 Kf8
42. Kg2 Ke7 43. Kf1 f5 44. exf5 gxf5 45. Ke1 e4 46. fxe4 fxe4 47. Kd2 Kf6 48.
Kc2 Ke5 49. Kb3 Nd6 50. Rd2 e3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.32"]
[White "Jenidarchiche, Douglas Rodrigo"]
[Black "Kassab, Alexandre T Canelas"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1845"]
[BlackElo "1800"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8.
Nge2 h6 9. Bh4 O-O 10. O-O Ne4 11. Bxe7 Qxe7 12. Bxe4 dxe4 13. Qc2 Nf6 14. Ng3
Re8 15. Na4 $146 ({RR} 15. Rad1 b6 16. Rfe1 Bb7 17. f3 exf3 18. gxf3 Nd5 19. e4
Nf4 20. Kh1 Qf6 21. Qf2 Rad8 22. Nf5 Bc8 23. Qh4 Qxh4 24. Nxh4 Ba6 25. Rg1 Kh7
26. Rd2 Nd3 27. a3 g6 28. d5 Ne5 29. f4 Nc4 {Brito Heredia,D (1856)-Herrera
Arboleda,K (1903) Carpuela 2014 1-0 (32)}) 15... h5 16. Qc5 Qxc5 17. Nxc5 b6
18. Nb3 Be6 19. Nd2 Bd5 20. Rfc1 g6 21. h4 Rac8 22. b4 b5 23. a4 bxa4 24. Rxa4
Rb8 25. Ne2 Re7 26. Nc4 Reb7 27. Ne5 Rxb4 28. Rxa7 Rb1 29. Ra1 Rxa1 30. Rxa1
Kg7 31. Nf4 Ng4 32. Nxg4 hxg4 33. Ra7 Kf6 34. Rd7 Be6 35. Rd6 Rc8 36. Nxe6 Ke7
37. Rd8 Rxd8 38. Nxd8 Kxd8 39. Kh2 Ke7 40. Kg3 f5 41. Kf4 Ke6 42. Kg5 Kf7 43.
h5 gxh5 44. Kxf5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.33"]
[White "De Brito E Silva, William"]
[Black "Sanches De Carvalho, Fabio"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1549"]
[BlackElo "1838"]
[PlyCount "56"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 Qc7 7. Bb3 Nc6 ({RR
} 7... Nbd7 8. O-O Nc5 9. Nd5 Nxd5 10. exd5 g6 11. Re1 h6 12. Bf4 Bg7 13. c3
Nxb3 14. axb3 Bd7 15. Qd2 Kf8 16. Re2 Re8 17. Rae1 g5 18. Be3 Qa5 19. Nc2 Bb5
20. Ra1 Qc7 21. c4 Bd7 22. Bd4 {Rublevsky,S (2682)-Mikhailov,S (2399) Taganrog
2011 1-0 (42)}) ({RR} 7... Nbd7 8. O-O e6 9. Bg5 Nc5 10. Bxf6 gxf6 11. f4 Bd7
12. f5 O-O-O 13. Kh1 Bg7 14. Qf3 h5 15. Bc4 Kb8 16. Be2 Rde8 17. b4 Na4 18.
Nxa4 Bxa4 19. b5 e5 20. Qa3 Bxb5 21. Nxb5 axb5 22. Bxb5 {Babula,V (2014)
-Usacheva,G (1834) Pardubice CZE 2019 1/2-1/2 (41)}) 8. O-O e5 $146 ({RR} 8...
Nxd4 9. Qxd4 Qc5 10. Qd3 b5 11. Be3 Qc7 12. Nd5 Nxd5 13. Qxd5 Bb7 14. Qxf7+ Kd8
15. e5 Qc6 16. f3 Kc8 17. Be6+ Kb8 18. exd6 Bc8 19. dxe7 Bxe7 20. Bxc8 Kxc8 21.
Qxe7 Re8 22. Qc5 Qxc5 23. Bxc5 {Nechifor,B-Bostina,G Timisoara 1995 1-0 (32)})
({RR} 8... h6 9. Re1 e6 10. Be3 b5 11. Qe2 Rb8 12. a3 Ne5 13. Rad1 Neg4 14. Bc1
h5 15. h3 Ne5 16. f4 Nc6 17. f5 Nxd4 18. Rxd4 e5 19. Rd3 Bd7 20. Bg5 Bc6 21.
Bxf6 gxf6 22. Bd5 Bd7 23. Red1 {Larrada Roa,H (1946)-Ochoa Pinzon,C Bogota
2015 1-0 (45)}) ({RR} 8... g6 9. Kh1 Bg7 10. Nxc6 bxc6 11. f4 Rb8 12. Qe1 Ng4
13. h3 Nh6 14. Qh4 f5 15. Bd2 Nf7 16. Rae1 Bf6 17. Qf2 a5 18. Rg1 Kf8 19. exf5
Bxf5 20. g4 Bd7 21. g5 Bg7 22. Qe3 Bf5 23. Be6 {Oliver,S (1798)-Ninchich,M 
(1636) Parramatta 2008 1-0 (31)}) 9. Nxc6 Qxc6 10. Be3 Be6 11. Bxe6 fxe6 12. f4
exf4 13. Bxf4 Qc5+ 14. Kh1 Be7 15. Qf3 O-O 16. Be3 Qc7 17. Qg3 b5 18. a3 Qc4
19. Bh6 Rf7 20. Qf3 Raf8 21. b3 Qc6 22. e5 Nd5 23. Nxd5 Qxd5 24. Qe2 Qxe5 25.
Rxf7 Qxa1+ 26. Bc1 Qxc1+ 27. Qd1 Qxd1+ 28. Rf1 Qxf1# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.34"]
[White "Da Cunha, Gabriela Goes"]
[Black "Resende, Ana Gabriela Lobato"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1837"]
[BlackElo "1800"]
[PlyCount "119"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. Bxf6 Bxf6 7. e3 O-O 8.
Nf3 Be6 $146 ({RR} 8... c5 9. Be2 Bg4 {1/2-1/2 (9) Koltanowski,G-Laing,R
Edinburgh 1937}) ({RR} 8... c6 9. Qc2 Bg4 10. Be2 Re8 11. O-O Nd7 12. h3 Bh5
13. Rfe1 Bg6 14. Bd3 Nf8 15. Ne2 Bxd3 16. Qxd3 Ng6 17. Rac1 Qb6 18. Rc2 Qa5 19.
Qb3 Nh4 20. Rec1 Nxf3+ 21. gxf3 Rab8 22. a3 Qd8 23. Ng3 {Kotzian,E-Harrold,B
Oban 1995 0-1 (43)}) ({RR} 8... Bg4 9. h3 Bxf3 10. Qxf3 c6 11. Bd3 Re8 12. O-O
g6 13. Rfe1 Bg7 14. a4 Nd7 15. a5 Nf6 16. a6 b6 17. Rec1 c5 18. dxc5 bxc5 19.
Bb5 Re6 20. Rd1 Rd6 21. b3 d4 22. exd4 cxd4 23. Ne2 {Stykov,V-Malkov,G (1590)
Kimry 2012 0-1 (86)}) 9. Bd3 g6 10. O-O Nd7 11. Rc1 c6 12. b4 Rc8 13. Be2 Re8
14. h3 Bg7 15. b5 Rb8 16. bxc6 bxc6 17. Na4 Rc8 18. Ba6 Rc7 19. Qd2 Nb6 20. Nc5
Qe7 21. Qa5 Bc8 22. Bd3 Qd6 23. Rc2 Nd7 24. Rfc1 Nxc5 25. Rxc5 Bd7 26. Rxd5
Qxd5 27. Qxd5 cxd5 28. Rxc7 Be6 29. Rxa7 Rc8 30. a4 Bf8 31. Ng5 Rc1+ 32. Kh2
Rd1 33. Nxe6 fxe6 34. Bb5 g5 35. a5 Rd2 36. Kg1 Rd1+ 37. Bf1 h5 38. g3 h4 39.
gxh4 gxh4 40. a6 Bd6 41. Rd7 Bf8 42. a7 Ra1 43. Kg2 Ra2 44. Bb5 Bd6 45. Rd8+
Kf7 46. a8=Q Rxa8 47. Rxa8 Kf6 48. Kf3 e5 49. dxe5+ Kxe5 50. Rh8 Be7 51. Re8
Kf6 52. Rxe7 Kxe7 53. Bc6 Kd6 54. Bxd5 Kxd5 55. Kg4 Ke4 56. Kxh4 Kf5 57. Kg3
Kg5 58. h4+ Kf5 59. Kf3 Ke5 60. Kg4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.35"]
[White "Usui, Gabriella Yumi"]
[Black "Hirota Da Silva, Nilton"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1448"]
[BlackElo "1827"]
[PlyCount "145"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 c6 2. c4 d6 3. Nf3 Bg4 4. e3 ({RR} 4. e4 Nd7 5. Nc3 g6 6. Be3 e5 7. d5
Ngf6 8. h3 Bxf3 9. Qxf3 cxd5 10. cxd5 a6 11. g3 h5 12. h4 Ng4 13. Bg5 Be7 14.
Bxe7 Kxe7 15. Bh3 Qb6 16. O-O Rac8 17. Qe2 Rcg8 18. Kg2 g5 {Krasenkow,M (2676)
-Schebler,G (2496) Germany 2005 1-0 (39)}) ({RR} 4. g3 Bxf3 5. exf3 d5 6. Nc3
e6 7. Bf4 dxc4 8. Bxc4 Nf6 9. Qb3 b5 10. Be2 Nd5 11. Bd2 Nd7 12. a4 a6 13. Nxd5
exd5 14. Qe3+ Be7 15. Bb4 Nb6 16. b3 bxa4 17. bxa4 a5 18. Bc5 Nc8 {Schulz,D 
(2130)-Schulze,T (2266) Verden an der Aller GER 2020 0-1 (35)}) 4... Nf6 5.
Nbd2 $146 ({RR} 5. Be2 e6 6. O-O Nbd7 7. b3 d5 8. Re1 Bb4 9. Nfd2 Bxe2 10. Rxe2
O-O 11. Bb2 Nh5 12. e4 f5 13. cxd5 exd5 14. e5 Qa5 15. Re3 Nf4 16. a3 Be7 17.
b4 Qd8 18. e6 Nb6 19. g3 Nh3+ {Griasev,D-Hubert,R (2350) Germany 1998 1-0 (59)}
) ({RR} 5. Be2 e6 6. Qb3 Qc7 7. Nc3 Nbd7 8. h3 Bxf3 9. Bxf3 Be7 10. Bd2 O-O 11.
O-O Rfe8 12. g3 Bf8 13. Bg2 e5 14. d5 Nc5 15. Qc2 e4 16. b4 Ncd7 17. Rac1 cxd5
18. cxd5 Rac8 19. Qb1 Qc4 {Watson,A-Betaneli,A USA 1992 1-0 (50)}) ({RR} 5. Be2
e6 6. Nc3 Be7 7. O-O O-O 8. Nd2 Bxe2 9. Nxe2 d5 10. b3 Qc7 11. Bb2 Nbd7 12. Rc1
Qd8 13. Nf3 Ne4 14. Qd3 Ng5 15. Nxg5 Bxg5 16. f4 Bf6 17. Rf3 dxc4 18. bxc4 g6
19. Ba3 Be7 {Brodowski,D (1584)-Ihlenfeldt,G (1663) Itzehoe 2007 1/2-1/2 (34)})
5... e5 6. dxe5 Bxf3 7. Nxf3 Ng8 8. exd6 Bxd6 9. Be2 Nf6 10. O-O O-O 11. b3 Qe7
12. Bb2 Nbd7 13. Qc2 Rfe8 14. Rad1 Rad8 15. h3 Ne4 16. Bd3 Ndc5 17. Bxe4 Nxe4
18. Rd4 c5 19. Rd3 f5 20. Rfd1 h6 21. Rd5 g6 22. Qd3 Bc7 23. Rd7 Rxd7 24. Qxd7
Rd8 25. Ne5 Rxd7 26. Rxd7 Qh4 27. g3 Nxg3 28. Nxg6 Ne2+ 29. Kf1 Qxh3+ 30. Kxe2
Qg4+ 31. Kf1 Qxg6 32. Rxc7 Qa6 33. Be5 Qxa2 34. Rxb7 a5 35. Rb5 Qb1+ 36. Ke2
Qc2+ 37. Ke1 a4 38. bxa4 Qc1+ 39. Ke2 Qxc4+ 40. Kd2 Qxa4 41. Rxc5 Qb4+ 42. Rc3
h5 43. Bf4 h4 44. Kd3 Qe4+ 45. Ke2 h3 46. Rc1 Qg2 47. Rc5 Qg4+ 48. Kd2 Kf7 49.
Bg3 Qb4+ 50. Rc3 Kg6 51. Kd3 Qe4+ 52. Ke2 Qg2 53. Rc4 h2 54. Bxh2 Qxh2 55. Rf4
Kg5 56. Kf3 Qg1 57. Ke2 Qg2 58. Rd4 Qc6 59. Kd2 Qa6 60. Rf4 Qf1 61. Kc3 Qd1 62.
Kc4 Qd6 63. Rd4 Qa6+ 64. Kc3 Qe2 65. Rf4 Qd1 66. Kc4 Qd2 67. Kb3 Qd6 68. Rd4
Qh2 69. Rf4 Qxf4 70. exf4+ Kxf4 71. Kc3 Kf3 72. Kd4 f4 73. Ke5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.36"]
[White "Staub, Mihaiu"]
[Black "Rigonati, Eduardo Enrico Sant"]
[Result "0-1"]
[ECO "B03"]
[BlackElo "1827"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. Nc3 Be7 7. Bd3 O-O 8.
Qc2 ({RR} 8. Nge2 c6 9. O-O Na6 10. b3 Nc7 11. h3 d5 12. c5 Nd7 13. b4 Bf6 14.
a4 Ne6 15. Be3 a5 16. b5 Re8 17. Qc2 g6 18. Rad1 Ndf8 19. b6 Ng7 20. Ng3 h5 21.
Rfe1 h4 22. Nf1 Bf5 {Volokitin,A (2636)-Yuffa,D (2582) Riga LAT 2019 1-0 (63)})
({RR} 8. Nge2 Bg4 9. f3 Bh4+ 10. Kf1 Bh5 11. Nf4 Bg6 12. Nxg6 fxg6 13. Be3 Nc6
14. Qd2 Kh8 15. b3 Qf6 16. Be4 Rae8 17. Rg1 Qf7 18. g3 Bd8 19. Bf2 Rxe4 20.
Nxe4 Qxf3 21. Re1 d5 22. cxd5 Nxd5 {Maze,S (2546)-Bortnyk,O (2604) chess.com
INT 2021 1-0 (52)}) 8... h6 9. Nge2 Bf6 10. Be3 Be6 $146 ({RR} 10... Nc6 11. a3
Re8 12. O-O Bg4 13. Qd2 Bxe2 14. Bxe2 Na5 15. c5 dxc5 16. dxc5 Qxd2 17. Bxd2
Bxc3 18. Bxc3 Rxe2 19. Bxa5 Nd5 20. Rab1 b6 21. Rfd1 Nf6 22. cxb6 cxb6 23. Kf1
Rae8 24. Re1 Rxe1+ 25. Bxe1 {Leissner,A-Langaditis,S Germany 1991 1-0 (57)})
11. b3 d5 12. c5 Nc8 13. Nf4 Nc6 14. Nce2 Nb4 15. Qd2 Nxd3+ 16. Qxd3 Qd7 17.
O-O Bg4 18. f3 Bf5 19. Qd2 Re8 20. Nh5 Qe6 21. Nxf6+ gxf6 22. Ng3 Qxe3+ 23.
Qxe3 Rxe3 24. Nxf5 Re6 25. Nxh6+ Kh7 26. Nf5 a5 27. a3 Na7 28. Rfe1 a4 29. bxa4
Nc6 30. Reb1 Na5 31. Kf2 Rae8 32. Rb5 Re2+ 33. Kg3 Ra8 34. Rd1 Kg6 35. Kf4 c6
36. Rb4 Rh8 37. Nd6 Rxg2 38. Nxb7 Nc4 39. Rxc4 dxc4 40. Rc1 Ra8 41. Rxc4 Ra2
42. Ke4 Re8+ 43. Kf4 Rxa3 44. Nd6 Ree3 45. Kg3 Rxf3+ 46. Kg2 Rfc3 47. a5 Rxc4
48. Nxc4 Ra4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.37"]
[White "Branquinho, Eduardo De Medeiros"]
[Black "Pirone, Rafael"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1815"]
[PlyCount "41"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Yudasin,L} d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 Ng4 6. Bg5 h6 7. Bh4
O-O ({RR} 7... Nf6 8. f4 b6 ({RR} 8... c6 9. e5 dxe5 10. fxe5 Nd5 11. O-O-O) 9.
O-O-O ({RR} 9. e5 dxe5 10. fxe5 Nd5 11. Nxd5 Qxd5 12. Be2 Nc6 13. Bf3 Qd7) 9...
Bb7 10. e5 dxe5 11. fxe5 Nd5 12. Nf3 O-O 13. Bc4 Qd7 ({RR} 13... Nxc3 14. Qxc3)
({RR} 13... c6 14. Rhe1) 14. Rhe1 e6 ({RR} 14... Nxc3 15. Qxc3 ({RR} 15. e6)
15... e6) 15. Ne4 Qc6 ({RR} 15... Nc6 16. Nf6+ Bxf6 17. exf6 Kh7 18. Ne5 Nxe5
19. Rxe5) 16. Bxd5 ({RR} 16. Bb3) 16... exd5 ({RR} 16... Qxd5 17. Nf6+ Bxf6 18.
Bxf6 Kh7 19. Ng5+ Kg8 20. Ne4 Kh7 21. Be7 Qxa2 22. Nf6+ Kg7 23. Bxf8+ Kxf8 24.
Qxh6+ Ke7 25. Qh4) 17. Nf6+ Kh8 18. Bg5 Nd7 ({RR} 18... hxg5 19. Qxg5 Bxf6 20.
exf6 Kg8 21. Ne5 Qd6 22. Nxg6) 19. Nxd7 Qxd7 20. Bxh6 c5 21. Qg5 ({RR} 21. Qf4)
21... Qd8 ({RR} 21... Qf5 22. Bxg7+ Kxg7 23. Qxf5) 22. Qf4 {Short,N (2660)
-Beliavsky,A (2710) Groningen 1997 CBM 063 [Yudasin,L] 1-0 (42)}) ({RR} 7...
Nc6 8. Nf3 Nf6 9. h3 Nh5 10. g4 g5) 8. f4 ({RR} 8. f3 Nf6 9. g4 Nc6 10. O-O-O
a6 11. Kb1 b5 12. Nce2 a5 13. g5 hxg5 14. Bxg5 a4 15. Bh6 b4 16. Bxg7 Kxg7 17.
d5 Ne5 18. Qxb4 e6 19. Bh3 exd5 20. Bxc8 Qxc8 21. exd5 Rb8 22. Qd4 Qb7 {
Schneider,E (1767)-David,C (1926) Calimanesti-Caciulata ROU 2019 0-1 (52)})
8... c5 9. dxc5 Qa5 $146 ({RR} 9... dxc5 10. Qxd8 Bxc3+ 11. bxc3 Rxd8 12. Bxe7
Re8 13. Bxc5 Rxe4+ 14. Ne2 Ne3 15. Ng3 Re8 16. Bxe3 Rxe3+ 17. Kd2 Re8 18. Bd3
f5 19. h4 h5 20. Rhe1 Kf8 21. Rxe8+ Kxe8 22. Re1+ Kf8 23. Ne2 Nd7 24. Nd4 {
Shaw,J (2454)-Kelly,W Clarkston 2001 1-0 (39)}) 10. Bxe7 Re8 11. cxd6 Nc6 12.
h3 Nxe7 13. hxg4 Nc6 14. e5 Bxg4 15. Nd5 Qc5 16. Be2 Nd4 17. Bxg4 Nxc2+ 18. Kd1
Ne3+ 19. Nxe3 f6 20. Qd5+ Qxd5+ 21. Nxd5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.38"]
[White "Lima, Hamilton Da Silva"]
[Black "Alvarenga, Rogerio Almeida"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1778"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 Bf5 6. Ne2 e6 7. Ng3 Bg6 8.
O-O ({RR} 8. h4 h6 9. h5 Bh7 10. c3 Qc7 11. Nd2 Nbd7 12. Nge4 Bxe4 13. Nxe4
Nxe4 14. Bxe4 Nf6 15. Bf3 Bd6 16. Qb3 O-O 17. Bd2 c5 18. Qc4 cxd4 19. Qxd4 Bc5
20. Qf4 Qb6 21. O-O-O Bxf2 22. g4 Rfd8 {Nanu,C (2320)-Nisipeanu,L (2600)
Eforie Nord 1997 0-1}) ({RR} 8. c4 Bd6 9. Nc3 Nbd7 10. Nge4 Nxe4 11. Nxe4 Bxe4
12. Bxe4 Qh4 13. Bf3 O-O-O 14. Be3 Bb4+ 15. Kf1 Ne5 16. Qa4 Nxf3 17. gxf3 c5
18. dxc5 Bd2 19. Ke2 Bxe3 20. fxe3 Qh3 21. Rag1 Qf5 22. Qb3 g6 {Sun,J (1966)
-Sreeshwan,M (2449) Mumbai IND 2019 0-1 (34)}) 8... Bd6 9. c4 Bc7 $146 ({RR} 
9... O-O 10. Nc3 Re8 11. Re1 Nbd7 12. Nce4 Nxe4 13. Nxe4 Be7 14. Bf4 Qa5 15.
Nd6 Bxd6 16. Bxd6 Nf6 17. Be5 Rad8 18. h4 h6 19. h5 Bh7 20. Re3 Nd7 21. Bd6 b5
22. b4 Qb6 23. c5 Qb7 24. Qc1 {Craciun,V-Mueller,M Pula 1972 1-0 (38)}) ({RR} 
9... O-O 10. Nc3 Nbd7 11. Bg5 h6 12. Be3 a6 13. a3 Re8 14. Qd2 Qc7 15. c5 Bxg3
16. fxg3 Rad8 17. Qc1 e5 18. d5 cxd5 19. Nxd5 Nxd5 20. Bxd5 Nf6 21. Bc4 Ng4 22.
b4 Nxe3 23. Qxe3 b6 24. Rac1 {Ciochina,C-Anuta,L (2102) Baile Tusnad 2000 0-1 
(58)}) ({RR} 9... Qc7 10. Nc3 O-O 11. Bg5 Nbd7 12. Re1 Rfe8 13. Qd2 Rad8 14.
Rad1 Be7 15. Qe3 Nb6 16. Bf4 Qc8 17. b3 c5 18. Be5 Nbd7 19. Nb5 Nxe5 20. dxe5
Nd7 21. Nxa7 Qb8 22. Nb5 Nf8 23. h3 b6 24. Nf1 {San Claudio Gonzalez,F (2280)
-Mata Bascones,E Oviedo 2004 1-0 (40)}) 10. Qb3 b6 11. d5 cxd5 12. cxd5 Nxd5
13. Nc3 Na6 14. Nxd5 exd5 15. Qb5+ Qd7 16. Qxa6 O-O 17. Rd1 Qe7 18. Be3 Be5 19.
Bd4 Rfe8 20. Bxe5 Qxe5 21. Qb5 Rad8 22. Bxd5 a6 23. Qb3 h5 24. Bf3 Rxd1+ 25.
Rxd1 Qc5 26. Qc3 Qxc3 27. bxc3 h4 28. Nf1 Bc2 29. Rc1 Bd3 30. Ne3 f5 31. Rd1
Bb5 32. c4 Ba4 33. Rd4 g5 34. h3 f4 35. Ng4 Re1+ 36. Kh2 Kg7 37. c5 b5 38. c6
Rc1 39. Rd7+ Kg6 40. Ra7 b4 41. Rxa6 Bb5 42. Rb6 Ba4 43. c7+ Kg7 44. Bc6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.39"]
[White "Goncalves, Ricardo Henrique Si"]
[Black "Fernandez Barrero, Javier"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1800"]
[BlackElo "1743"]
[PlyCount "138"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. d4 Bg4 7. dxe5 Bxf3 8.
Qxf3 Bxe5 9. Rd1 Qf6 10. Qxf6 Bxf6 ({RR} 10... Nxf6 11. Kf1 Bd6 12. e5 Bxe5 13.
Re1 O-O-O 14. Rxe5 Ng4 15. Re1 Rhe8 16. Rxe8 Rxe8 17. f3 {1-0 (17) Saidov,B 
(2345)-Nazarov,E (2156) Tashkent 2009}) 11. c3 ({RR} 11. Nc3 Bxc3 12. bxc3 Rd8
13. Bf4 Nf6 14. Bxc7 Rxd1+ 15. Rxd1 O-O 16. f3 h6 17. Kf2 Re8 18. Rd8 Rxd8 19.
Bxd8 Kf8 20. Ke3 Ke8 21. Bxf6 gxf6 22. Kf4 Kf8 23. Kf5 Ke7 24. g3 b5 25. a3 c5
{Moeller,J (1693)-Hildebrandt,T Berlin GER 2019 1-0}) 11... Ne7 12. Bf4 Rd8
$146 ({RR} 12... Rc8 13. Na3 Ng6 14. Bg3 Be5 15. Bxe5 Nxe5 16. f4 Ng6 17. g3
O-O 18. Kf2 Rcd8 19. Ke2 f6 20. Rxd8 Rxd8 21. Rd1 Rxd1 22. Kxd1 Kf8 23. Nc4 b6
24. Ke2 Nh8 25. Kf3 Nf7 26. h4 Nd6 27. Ne3 {Kirby,P (2047)-Kim,Y Turin 2006
1-0 (46)}) ({RR} 12... Ng6 13. Bxc7 Rc8 14. Bg3 O-O 15. Nd2 Rfd8 16. Nf3 Rxd1+
17. Rxd1 Rd8 18. Rxd8+ Bxd8 {1/2-1/2 (18) Martinez Otzeta,J (2255)-Navarrete
Delgado,S Navarra 1997}) 13. Na3 Rd7 14. Nc4 Ng6 15. Bg3 Kd8 16. f4 Re8 17.
Rxd7+ Kxd7 18. Re1 Bh4 19. Bxh4 Nxh4 20. Kf2 Ng6 21. g3 f6 22. Kf3 Nh8 23. a4
Nf7 24. Na5 Nd6 25. Nb3 b6 26. Re2 c5 27. Nd2 b5 28. axb5 axb5 29. e5 fxe5 30.
fxe5 Nf7 31. Kf4 Ke6 32. Nf3 Rd8 33. h4 h6 34. g4 Nh8 35. Ke4 Ng6 36. h5 Ne7
37. b4 Nd5 38. Rc2 Rf8 39. Rf2 Rf4+ 40. Kd3 c4+ 41. Kd2 Rxg4 42. Nd4+ Kxe5 43.
Rh2 Nxc3 44. Kxc3 Rg3+ 45. Nf3+ Rxf3+ 46. Kc2 Rb3 47. Rg2 Kf6 48. Rg6+ Kf7 49.
Rc6 Rxb4 50. Rxc7+ Kf6 51. Rc5 g5 52. Rc6+ Kg7 53. Rc7+ Kf6 54. Rc6+ Kf5 55.
Rxh6 Rb3 56. Rb6 Kg4 57. h6 Rh3 58. Rxb5 Rxh6 59. Rc5 Rf6 60. Rxc4+ Rf4 61. Rc3
Rf3 62. Rc4+ Kg3 63. Kd2 g4 64. Rc8 Kf2 65. Re8 g3 66. Re2+ Kg1 67. Re1+ Kh2
68. Re5 g2 69. Rh5+ Rh3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.40"]
[White "Guedes, Washington Luis"]
[Black "Desideri, Ricardo Maruchi"]
[Result "1-0"]
[ECO "A04"]
[BlackElo "1959"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. g3 b6 3. Bg2 Bb7 4. d3 ({RR} 4. O-O Nc6 5. e4 e6 6. d4 cxd4 7.
Nxd4 Nf6 8. Nc3 Bc5 9. Nb3 Qe7 10. e5 Ng8 11. Nb5 O-O-O 12. Nxc5 bxc5 13. Nd6+
Kb8 14. Be3 Ba6 15. Bxc5 Nxe5 16. Re1 Nc6 17. Nb7 Qf6 18. Nxd8 Qxd8 {
Solozhenkina,E (2325)-Elnikova,M (1412) Sochi RUS 2021 1-0}) 4... Nf6 ({RR} 
4... g6 5. O-O Bg7 6. c4 e5 7. Nc3 Ne7 8. Ne1 Bxg2 9. Nxg2 O-O 10. e4 Nbc6 11.
f3 d6 12. Ne3 Qd7 13. Kg2 f5 14. Ned5 Nxd5 15. Nxd5 Ne7 16. Nc3 h6 17. Qa4 Qxa4
{1/2-1/2 (17) Makarov,M (2545)-Ulybin,M (2555) Elista 1997}) 5. e4 Nc6 6. Nc3
$146 ({RR} 6. O-O g6 7. Nh4 e5 8. f4 exf4 9. gxf4 Bg7 10. e5 Nh5 11. Qg4 d5 12.
Nf5 Bc8 13. Nxg7+ Nxg7 14. Qf3 Be6 15. c4 Rc8 16. cxd5 Nd4 17. Qf2 Bxd5 18.
Bxd5 Qxd5 19. Nc3 Qc6 20. Ne4 Ngf5 {Richter,G (2044)-Zimmermann,S (2102)
Germany 2004 0-1 (52)}) 6... g6 7. O-O Bg7 8. Re1 e6 9. Bg5 h6 10. Bf4 d6 11.
Nd2 Nh5 12. Be3 O-O 13. f4 Ne7 14. Nf3 Nf6 15. Nh4 a6 16. g4 b5 17. h3 b4 18.
Ne2 Nd7 19. Rb1 Rb8 20. Qd2 d5 21. Ng3 Qc7 22. Qf2 Bf6 23. Nf3 Bg7 24. f5 dxe4
25. dxe4 Rbd8 26. Nd2 Be5 27. Ndf1 Kh7 28. Ne2 exf5 29. gxf5 gxf5 30. Qh4 f4
31. Nxf4 Bf6 32. Qf2 Rg8 33. Kh1 Qe5 34. Nd2 Nc6 35. Nf3 Qe8 36. Nd5 Nce5 37.
Nh4 Bxd5 38. exd5 Rxg2 39. Kxg2 Qg8+ 40. Kh1 Ng6 41. Nf5 Bg5 42. Rg1 f6 43.
Rbd1 Re8 44. h4 Bxe3 45. Nxe3 Qf7 46. Nf5 Rg8 47. Qe3 Qf8 48. h5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.41"]
[White "Martins De Aguiar, Marina"]
[Black "Leal, Alexandre Garcia"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "1862"]
[BlackElo "1899"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Nxc6 bxc6 7. Bd3 Bb4 ({
RR} 7... Nf6 8. f4 d5 9. e5 Nd7 10. O-O Nc5 11. Be2 a5 12. Kh1 Be7 13. Qe1 O-O
14. Be3 a4 15. b4 Nd7 16. a3 Ba6 17. Bxa6 Rxa6 18. Qe2 Raa8 19. Na2 c5 20. c4
d4 21. Bd2 Rad8 22. Rac1 {Stanojoski,Z (2492)-Gordon,S (2535) Novi Sad 2009
0-1 (48)}) 8. Qg4 $146 ({RR} 8. O-O Bxc3 9. bxc3 Ne7 10. Ba3 c5 11. c4 O-O 12.
f4 Bb7 13. f5 Qe5 14. Rb1 Bc6 15. Bb2 Qd6 16. f6 Ng6 17. fxg7 Rfb8 18. Qf3 f5
19. g4 Rxb2 20. Rxb2 Qd4+ 21. Kh1 Qxb2 22. gxf5 Ne5 {Babic,M (1767)-Lee,M 
(1646) Melbourne 2002 0-1}) ({RR} 8. O-O Ne7 9. f4 Bb7 10. Be3 Ba5 11. Kh1 Bb6
12. Bd2 O-O-O 13. Qe2 f5 14. e5 g5 15. Na4 gxf4 16. Nxb6+ axb6 17. Bxf4 h6 18.
a4 Ng6 19. a5 bxa5 20. Qd2 c5 21. Rxa5 Rdg8 22. Ba6 Nh4 {Yaaqoub,R (2141)
-Schaefer,M (1781) Lueneburg GER 2019 1-0}) ({RR} 8. O-O Ne7 9. Ne2 d5 10. a3
Bd6 11. f4 Bc5+ 12. Kh1 O-O 13. b4 Bb6 14. c4 dxc4 15. Bxc4 a5 16. Bb2 Ba6 17.
Bxa6 Rxa6 18. Qd3 Qc8 19. f5 exf5 20. exf5 f6 21. Ng3 axb4 22. Nh5 Nd5 {
Stremavicius,P (2079)-Pluta,P (1846) Vilnius LTU 2019 1/2-1/2}) 8... Bxc3+ 9.
bxc3 Qe5 10. Bd2 Nf6 11. Qxg7 Rg8 12. Qh6 Rxg2 13. Qf4 d6 14. Qxe5 dxe5 15. Kf1
Rg6 16. Rb1 Nd7 17. Be3 Kd8 18. h4 Kc7 19. h5 Rg8 20. Ke2 Nb6 21. f4 exf4 22.
Bxf4+ Kd7 23. Rhg1 Bb7 24. e5 c5 25. Bxh7 Rh8 26. Rg7 Raf8 27. h6 Bc6 28. Rd1+
Ke8 29. Bg5 Bb5+ 30. Kf2 Nd5 31. Bf6 a6 32. a3 c4 33. Rd4 Kd7 34. Ke1 Kc6 35.
Kd2 a5 36. Rh4 Kc5 37. Kc1 Bc6 38. Rh3 Nf4 39. Be7+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.42"]
[White "Damasio, Fabio Ferreira"]
[Black "Dos Santos, Felipe Zeuli Biller"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1296"]
[BlackElo "1538"]
[PlyCount "38"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. f4 e6 6. Nf3 Nge7 7. d3 O-O 8. O-O
d5 9. e5 d4 ({RR} 9... b6 10. g4 f6 11. exf6 Bxf6 12. Bd2 Bd7 13. Qe2 Rc8 14.
Rae1 Nd4 15. Qd1 Nec6 16. Nxd4 Nxd4 17. Nb1 Kh8 18. c3 Nc6 19. Na3 Bg7 20. g5
e5 21. Bxd5 exf4 22. h4 Bh3 23. Bg2 Bxg2 24. Kxg2 {Thorhallsson,T (2434)
-Berkes,F (2522) Reykjavik 2002 0-1}) 10. Ne4 b6 ({RR} 10... Qb6 11. Nd6 Nf5
12. Nxc8 Raxc8 13. g4 Nfe7 14. Ng5 Kh8 15. Qe1 Qd8 16. Qh4 h6 17. Qh3 Kg8 18.
Ne4 Nd5 19. Nd6 Rb8 20. Bxd5 exd5 21. f5 Bxe5 22. Qxh6 Qxd6 23. Bf4 Qf6 24. Rf3
Bxf4 25. Qxf4 {Chistyakova,D (1641)-Dugin,A (1748) Kimry 2013 0-1 (53)}) 11.
Bd2 $146 ({RR} 11. g4 f5 12. exf6 Bxf6 13. Nxf6+ Rxf6 14. Ne5 Bb7 15. Nxc6 Bxc6
16. Be4 Qf8 {1/2-1/2 (16) Lanz Calavia,J-De Vos,R Schilde 1965}) 11... Nd5 12.
Qe2 Bb7 13. c4 dxc3 14. Nxc3 Ndb4 15. Ne1 Nd4 16. Qd1 Bxg2 17. Kxg2 Qd7 18. Ne4
Nf5 19. Bxb4 Ne3+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.43"]
[White "Dos Santos, Andre Vicente"]
[Black "Dionisio, Alex Monteiro"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1800"]
[BlackElo "1514"]
[PlyCount "80"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. f4
Nbd7 ({RR} 8... b5 9. Bf3 Bb7 10. fxe5 dxe5 11. Qxd8+ Bxd8 12. Nc5 Bc6 13. a4
Ba5 14. Bd2 Nbd7 15. Nxd7 Kxd7 16. O-O-O Ke6 17. Rhe1 h5 18. h4 Rhc8 19. axb5
axb5 20. Nb1 Bxd2+ 21. Rxd2 b4 22. Re3 g6 23. b3 {Polgar,J (2658)-Van Wely,L 
(2646) Wijk aan Zee 2000 1/2-1/2 (42)}) ({RR} 8... b5 9. fxe5 dxe5 10. Qxd8+
Bxd8 11. Be3 Nbd7 12. O-O-O Bb7 13. Bf3 Rc8 14. g4 h6 15. h4 Rxc3 16. bxc3 Bxe4
17. Bxe4 Nxe4 18. Kb2 Ndf6 19. g5 hxg5 20. hxg5 Rxh1 21. Rxh1 Nd5 22. Rh8+ Kd7
23. Rh3 {Arrami,M-Djabri,M (2161) chess.com INT 2021 1-0}) 9. O-O b5 10. fxe5
$146 ({RR} 10. Nd5 Nxd5 11. Qxd5 Qb6+ 12. Kh1 Bb7 13. Qd3 Nf6 14. Bf3 O-O 15.
Be3 Qc7 16. Rac1 Rac8 17. Nd2 Qa5 18. a3 Bc6 19. c3 Qc7 20. Rfd1 Qb7 21. fxe5
dxe5 22. Bg5 Rc7 23. Re1 Ng4 24. Be3 Rd8 {Zawierucha,A (2054)-Sobek,J (2320)
Karvina 2005 0-1 (43)}) 10... Nxe5 11. Be3 O-O 12. Bd4 Bb7 13. Rxf6 Bxf6 14.
Qf1 Nd7 15. Nd5 Bxd5 16. exd5 Bxd4+ 17. Nxd4 Qf6 18. c3 Qxf1+ 19. Rxf1 Ne5 20.
h3 Rac8 21. Nf5 Rc5 22. Ne3 Rcc8 23. Rf4 g6 24. Rd4 Rb8 25. Kf2 a5 26. a3 Rbc8
27. Ke1 Rce8 28. Kd2 Rc8 29. Kc2 Rb8 30. Kd2 a4 31. Kc1 Rfe8 32. Kd2 f5 33. Kc2
Nf3 34. Bxf3 Rxe3 35. Kd2 Re5 36. g3 Kg7 37. h4 h5 38. Kd3 Kf6 39. Kd2 Re7 40.
Kd3 Re1 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.44"]
[White "De Oliveira, Lucas Silva"]
[Black "Brujin, Homero"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "1800"]
[BlackElo "1479"]
[PlyCount "83"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Rg1 a6 7. g4 h6 8. h4
Nbd7 $146 ({RR} 8... Nc6 9. Be2 Qc7 10. g5 hxg5 11. hxg5 Ng8 12. Be3 Bd7 13.
Qd2 O-O-O 14. O-O-O Nxd4 15. Bxd4 Kb8 16. Qe3 Rc8 17. Bb6 Qc6 18. Kb1 Ne7 19.
a4 Ng6 20. Rd2 Re8 21. Nb5 Ka8 22. Nc7+ Kb8 23. Nxe8 {Kurajica,B-Garcia Tore,F
Malaga 1970 1-0}) ({RR} 8... g6 9. g5 hxg5 10. hxg5 Nfd7 11. b3 b5 12. Bb2 b4
13. Na4 Rh4 14. Bd3 Bb7 15. Qe2 Ne5 16. O-O-O Nbd7 17. Kb1 Be7 18. Qe3 Nxd3 19.
cxd3 e5 20. Nf3 Rh3 21. Rh1 Rxh1 22. Rxh1 Bc6 23. d4 {Ivanov,A (2600)
-Hjartarson,J (2585) Bermuda 1997 0-1 (38)}) ({RR} 8... h5 9. gxh5 Rxh5 10. Bg5
Rh7 11. Qd2 b5 12. a3 Nbd7 13. O-O-O Qc7 14. f4 Bb7 15. Bg2 Rc8 16. Rge1 Nb6
17. e5 dxe5 18. fxe5 Nfd7 19. Bxb7 Qxb7 20. Qd3 g6 21. Nxe6 Rxc3 22. bxc3 Bxa3+
23. Kb1 {Yeritsyan,A (2271)-Savchenko,B (2581) Sochi RUS 2019 1-0 (34)}) ({RR} 
8... h5 9. g5 Ng4 10. Be2 g6 11. f3 Ne5 12. Be3 Qc7 13. Qd2 b5 14. a3 Bd7 15.
Rf1 Nc4 16. Bxc4 bxc4 17. f4 Be7 18. f5 Nc6 19. Nxc6 Qxc6 20. Qd4 O-O 21. f6
Bd8 22. O-O-O Ba5 23. Ne2 {Autowicz,B-Erenska Barlo,H (2220) Gdynia 1982 1/2-1/
2 (31)}) ({RR} 8... g6 9. g5 hxg5 10. hxg5 Nfd7 11. Be3 b5 12. f4 b4 13. Nce2
Bb7 14. f5 Nc5 15. fxe6 fxe6 16. Nf4 Bxe4 17. Ndxe6 Nxe6 18. Nxe6 Qe7 19. Qd4
Qxe6 20. Qxh8 Bxc2 21. Kd2 Nd7 22. Bh3 Bf5 23. Bxf5 {Ruchieva,N (2170)-Epstein,
E (2140) Kiev (Ukraine) 1984 1-0}) 9. g5 hxg5 10. hxg5 Nh5 11. g6 fxg6 12. Nxe6
Qb6 13. Nd5 Qa7 14. Ndc7+ Ke7 15. Nxa8 Qxa8 16. Rxg6 Ne5 17. Nxf8 Nf6 18. Bg5
Bg4 19. Rxg7+ Ke8 20. Qxd6 Nf3+ 21. Ke2 Nxg5+ 22. Ke3 Qd8 23. Qxd8+ Kxd8 24.
Rxg5 Rxf8 25. f3 Be6 26. Rd1+ Kc8 27. f4 Bd7 28. Be2 Rh8 29. Rdg1 Bc6 30. Bd3
Re8 31. Re5 Rh8 32. Rg3 Rh4 33. Reg5 Kb8 34. Rg6 Nd7 35. e5 Nb6 36. c4 Ka7 37.
e6 Nc8 38. f5 b5 39. c5 Bd5 40. Rg7+ Kb8 41. e7 Rh8 42. f6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.45"]
[White "Correa, Vitor Dias"]
[Black "Regiani, Rafael"]
[Result "0-1"]
[ECO "C65"]
[BlackElo "1476"]
[PlyCount "42"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O d6 5. h3 Nf6 6. Re1 O-O 7. c3 h6 8. d4
Bb6 9. b3 $146 ({RR} 9. a4 a5 10. Na3 exd4 11. cxd4 d5 12. e5 Ne4 13. Bxc6 bxc6
14. Be3 f6 15. Rc1 Bd7 16. exf6 Qxf6 17. Ne5 Be8 18. f3 Ng3 19. Bf2 Nf5 20. Qd2
Qd6 21. Nc2 Qf6 22. Na1 Nd6 23. Nb3 Nc4 {Radovici,C-Pietzsch,W Sofia 1967 1/
2-1/2 (33)}) ({RR} 9. Be3 Bd7 10. Bd3 Re8 11. Nbd2 a6 12. a3 Ba7 13. Rc1 b5 14.
d5 Ne7 15. c4 Bxe3 16. Rxe3 c6 17. c5 cxd5 18. cxd6 Nc6 19. exd5 Nxd5 20. Re1
Nf4 21. Be4 Rc8 22. Nb3 f5 23. Bxc6 Bxc6 {Svidler,P (2689)-Peng,X (2657) New
Delhi/Teheran 2000 1-0 (34)}) ({RR} 9. Nbd2 exd4 10. Bxc6 dxc3 11. Ba4 cxd2 12.
Bxd2 Bd7 13. Bc2 Bc6 ({RR} 13... Re8 14. Bc3 Bc6 15. Nd2 Nd7 16. Qg4 Qg5 17.
Qxg5 hxg5 18. Nf3 f6 19. Nd4 Bxd4 20. Bxd4 Ne5 21. f3 Nc4 22. Bb3 b5 23. Rac1
d5 24. Kf2 Kf8 25. exd5 Bxd5 26. Rxe8+ Rxe8 27. Bxa7 f5 28. Bxc4) 14. Bc3 Nd7
15. a4 a5 16. Nd4 Qh4 17. Qd2 Ne5 18. Nf5 Qh5 19. Kf1 Rfe8 20. Bd1 Qg6 21. Bc2
Bd7 22. Qf4 Bxf5 23. exf5 Qg5 {Montini,T (1800)-Ribeiro Carrico,V (1746)
Florianopolis 2024 0-1 (45)}) ({RR} 9. Na3 exd4 10. cxd4 d5 11. exd5 Qxd5 12.
Be3 Ba5 13. Rf1 Bf5 14. Rc1 Bb4 15. Bc4 Qe4 16. Nb5 a6 17. Nc3 Bxc3 18. bxc3
Na5 19. Be2 c5 20. Ne5 Rad8 21. Bd3 {1-0 (21) Dietrich,N-Morschel,D Lugano 1968
}) ({RR} 9. d5 Ne7 10. Bf1 Ng6 11. c4 Re8 12. Nc3 Nh5 13. Be3 Bxe3 14. Rxe3
Ngf4 15. b4 g5 16. Nh2 Ng7 17. c5 h5 18. Rc1 a6 19. g4 Bd7 20. Na4 Re7 21. Rec3
f6 22. Nb2 Ne8 23. Nd3 Rh7 {Van Loon,H-Savegren,K Stockholm 1975 0-1 (39)})
9... Ne7 10. dxe5 dxe5 11. Qxd8 Rxd8 12. Nxe5 Nxe4 13. Rxe4 Rd1+ 14. Kh2 Rxc1
15. Nd3 Bf5 16. Rxe7 Bxd3 17. Bxd3 Bxf2 18. Re2 Bg1+ 19. Kg3 Rd8 20. Bc2 b5 21.
Kf3 Rf1+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.46"]
[White "Simao, Davi Ribeiro"]
[Black "Desideri, Enzo Piuchi"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1320"]
[BlackElo "1730"]
[PlyCount "141"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. d3 Nge7 7. O-O O-O 8. Qe1
d5 9. Bb3 Nd4 10. Kh1 Nec6 ({RR} 10... Nxb3 11. axb3 b6 12. Qg3 Bb7 13. Bd2 a6
14. Rae1 b5 15. Bc1 Rc8 16. Ne5 f6 17. Ng4 f5 18. exf5 exf5 19. Ne5 d4 20. Ne2
Nd5 21. Ng1 Qd6 22. Re2 Rce8 23. Rfe1 Re7 24. Bd2 Rfe8 25. c3 {Bezold,M (2490)
-Kveinys,A (2535) Augsburg 1994 0-1 (48)}) ({RR} 10... Nxb3 11. axb3 d4 12. Ne2
b6 13. Qg3 Bb7 14. Qh3 Bc8 15. g4 f5 16. Rg1 Qe8 17. Ng3 Qd8 18. Bd2 Qe8 19.
Rg2 Qd8 20. Rag1 Qe8 21. Nh4 Rf7 22. Nf3 Rf8 23. Be1 a5 24. Ne2 a4 25. bxa4 {
Cano Sevila,I (1904)-Tortosa Moros,J (1672) Barcelona 2017 1-0 (46)}) 11. exd5
$146 ({RR} 11. Ne2 Nxb3 12. axb3 dxe4 13. dxe4 Nb4 14. Qf2 Nxc2 15. Rb1 b6 16.
Nc3 Nb4 17. Rd1 Qe7 18. e5 Ba6 19. Ng5 Bd3 20. Ra1 Bc2 21. Rd6 Bxb3 22. Ra3 Bd5
23. Nxd5 Nxd5 24. Rh3 h6 25. Ne4 f5 {Husson,C (2051)-Monroy,C (2227) Bescanon
1999 0-1 (57)}) ({RR} 11. Bd2 c4 12. dxc4 dxc4 13. Ba4 Nxf3 14. gxf3 Bd7 15.
Rd1 Qe7 16. Be3 Rfd8 17. a3 Be8 18. Rxd8 Qxd8 19. Qf2 a6 20. Rd1 Qf6 21. Bxc6
Bxc6 22. Rd4 e5 23. fxe5 Qxe5 24. Rxc4 Rd8 25. Kg2 h5 {Lyell,M (2287)-Wells,P 
(2513) Queenstown 2009 1/2-1/2 (42)}) ({RR} 11. Ne2 Nxe2 12. Qxe2 b5 13. c3 Bb7
14. e5 c4 15. Bc2 a6 {1/2-1/2 (15) Helebrand,F (1841)-Portych,V (1891) Vsetin
2015}) 11... exd5 12. Qd1 b5 13. Bxd5 b4 14. Bxc6 Nxc6 15. Ne4 Qe7 16. Rb1 Bb7
17. Be3 Nd4 18. Bxd4 cxd4 19. Re1 Qc7 20. Qd2 Rab8 21. Re2 Rfe8 22. Rbe1 Bc6
23. Neg5 h6 24. Rxe8+ Bxe8 25. Ne4 a5 26. Ng3 Bc6 27. Ne5 Bxe5 28. Rxe5 f6 29.
Re6 Kf7 30. Re2 f5 31. Kg1 Bd5 32. b3 h5 33. Re5 Bc6 34. Rc5 h4 35. Ne2 Rb5 36.
Rc4 Qb6 37. Qe1 Rd5 38. Qxh4 Bb5 39. Rc7+ Rd7 40. Rxd7+ Bxd7 41. Qh8 Ke7 42.
Qxd4 Qxd4+ 43. Nxd4 a4 44. Kf2 Kd6 45. Ke3 Kd5 46. Nf3 a3 47. Ne5 Be8 48. g3
Kc5 49. h4 Kd5 50. g4 Ke6 51. gxf5+ Kxf5 52. d4 Ke6 53. Ke4 Kd6 54. Nd3 Bc6+
55. Ke3 Bd7 56. Nxb4 Bf5 57. c4 Ke6 58. c5 Kd7 59. d5 Kc7 60. Kd4 Kd7 61. Ke5
Ke7 62. c6 Kd8 63. d6 Kc8 64. Kf6 Kd8 65. h5 Bc8 66. hxg6 Bd7 67. c7+ Ke8 68.
g7 Be6 69. f5 Bxf5 70. g8=Q+ Kd7 71. Qd8# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.47"]
[White "Navarro, Gustavo Kazuo Yura"]
[Black "Sulz, Isaque Sathler"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1800"]
[BlackElo "1516"]
[PlyCount "46"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 dxe5 8.
Nxe5 Bd7 9. Nxd7 Qxd7 10. Bb5 ({RR} 10. Be3 Bg7 11. Rd1 Qg4 12. Rd4 Qf5 13. Bd3
Qe5 14. Rb4 Qc7 15. Bb5 O-O 16. Rc4 Rfc8 17. O-O e6 18. Bf4 Qb6 19. Be3 Qc7 20.
Rd1 Nd7 21. Bf4 e5 22. Be3 Nb6 23. Bxb6 axb6 24. Qb3 Rd8) 10... Bg7 ({RR} 10...
Qe6+ 11. Ne2 ({RR} 11. Be3 Bh6 12. O-O Bxe3 13. Rae1 Bxf2+ 14. Kxf2 Qd6 15. Kg1
O-O 16. Bxc6 bxc6 17. Rf3 Qc5+ 18. Kh1 Rab8 19. Qh4 Rb4 20. Qg3 Rd4 21. h3 Rfd8
22. b3 Nh5 23. Qf2 f5 24. Qe3 R8d7 25. Qe6+ Kg7) ({RR} 11. Kf1 Bg7 12. Bf4 O-O
13. Re1 Qf5 14. Bd3 Qh5 15. h3 Rad8 16. g4 Nxg4 17. Be4 Nge5 18. Ne2 Nf3 19.
Ng3 Qh4 20. Bxf3 Rd4 21. Qa3 Rxf4 22. Bxc6 Bxb2 23. Qxb2 Qxg3 24. c3 bxc6 25.
Rxe7 Rd8) ({RR} 11. Be2 Bg7 12. O-O O-O 13. Bf3 Rfd8 14. Be3 Rd7 15. Rad1 Ne5
16. Be2 a6 17. Rxd7 Qxd7 18. Qb4 b5 19. Rd1 Qe6 20. a4 Nc6 21. Qf4 b4 22. Bc4
g5 23. Qf3 Qxc4 24. Nd5 Re8 25. b3 Qxc2) 11... Bg7 12. O-O O-O 13. Bxc6 bxc6
14. Nf4 Qd6 15. Be3 Ng4 16. Rad1 Qc7 17. Bc1 g5 18. h3 Nxf2 19. Rxf2 gxf4 20.
Qxf4 Qb6 21. c3 Kh8 22. Be3 Qa6 23. Bd4 f6 24. Bc5 Rae8 25. Rd7 {Machado,A 
(1627)-Telichevesky,L Criciuma-SC 2023 1-0 (35)}) 11. Bxc6 ({RR} 11. O-O O-O
12. Bxc6 Qxc6 13. Qxc6 bxc6 14. Re1 e6 15. Na4 Nd5 16. Be3 Nxe3 17. Rxe3 Rfd8
18. Kf1 Rd4 19. Ra3 Rc4 20. c3 Bf8 21. b4 Rd8 22. Nb2 Re4 23. Rxa7 Rd2 24. Nd1
Ree2 25. a4) 11... bxc6 12. O-O O-O 13. Bg5 $146 ({RR} 13. Rd1 Qb7 14. Qa3 Nd5
15. Na4 Rfd8 16. Bg5 h6 17. Bh4 g5 18. Bg3 Qa6 19. Rd3 Nb6 20. Rxd8+ Rxd8 21.
Qxe7 Rf8 22. Nxb6 axb6 23. Qb4 {1/2-1/2 (23) Van Riesen,K (2071)-Hawranke,D 
(2130) Hamburg 2011}) ({RR} 13. Rd1 Qb7 14. Rb1 Rfd8 15. Rxd8+ Rxd8 16. Be3 Rd7
17. Qb3 Nd5 18. Nxd5 cxd5 19. Kf1 a6 20. Bc5 e6 21. Qxb7 Rxb7 22. b4 Bf8 23.
Bxf8 Kxf8 {1/2-1/2 (23) Schnaitmann,H (2009)-Stoeckmann,H (2127) Bad Neuenahr
2014}) 13... Qf5 14. Be3 Nd5 15. Nxd5 cxd5 16. c3 e6 17. Rfd1 Rab8 18. Rab1
Bxc3 19. Bd4 Bxd4 20. Qxd4 Rfc8 21. Rdc1 Qg5 22. Rc3 h5 23. Rbc1 Qxc1+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.48"]
[White "Deus Filho, Joaquim De"]
[Black "Haraguchi, Melissa Mayumi Alve"]
[Result "1-0"]
[ECO "C21"]
[WhiteElo "1848"]
[BlackElo "1751"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Nxc3 Bc5 5. Bc4 Nc6 6. Bxf7+ Kxf7 7. Qd5+ ({
RR} 7. Qh5+ g6 8. Qxc5 b6 9. Qd5+ Kf8 10. Bg5 Nf6 11. Qb3 Bb7 12. Nf3 Kg7 13.
e5 Nxe5 14. Nxe5 Qe7 15. Bxf6+ Qxf6 16. Ng4 Qg5 17. Ne3 Bxg2 18. Rg1 Rhe8 19.
Kd2 d6 20. Rxg2 Qf4 21. Ncd5 Qd4+ {Burdot,L (1214)-Zeng,J (800) Willingen 2016
1-0}) 7... Ke8 8. Qxc5 d6 9. Qh5+ g6 $146 ({RR} 9... Kf8 10. Qd1 Nf6 11. Nf3
Qe7 12. Qe2 Bg4 13. Qd3 Bxf3 14. Qxf3 Nd4 15. Qd3 c5 16. O-O Kf7 17. Re1 Rhe8
18. b3 Nd7 19. Nd5 Qd8 20. Bb2 Nc6 21. Qf3+ Kg8 22. Qg3 Nce5 23. Ne3 Nf6 24.
Nd5 {Willemze,A-Van Run,R Hengelo 1997 1/2-1/2 (51)}) 10. Qd1 Nf6 11. Bg5 Be6
12. Nge2 Qe7 13. Nf4 Qf7 14. Nxe6 Qxe6 15. O-O Nh5 16. Nd5 Kd7 17. Qb3 Rab8 18.
f3 Nd8 19. Qa4+ c6 20. Qxa7 Nf7 21. Nb6+ Kc7 22. Nd5+ Kd7 23. Nb6+ Kc7 24. Qa5
Nxg5 25. Nd5+ Kd7 26. Qc7+ Ke8 27. Qxb8+ Kf7 28. Qxh8 cxd5 29. Rac1 Nf6 30.
Rc7+ Nd7 31. Qd8 Kg7 32. Qxg5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.49"]
[White "De Paula, Bruno Cesar Lima"]
[Black "Rojo, Antonio Maia Rosa"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1676"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Be3 a6 ({RR
} 7... Be7 8. Bg5 a6 9. Bxf6 gxf6 10. Na3 f5 11. Bc4 Nd4 12. Qh5 O-O 13. Bd5
fxe4 14. Nxe4 Bf5 15. O-O Bg6 16. Qd1 Kh8 17. c3 Ne6 18. Ng3 Nf4 19. Nc4 Rb8
20. Ne3 f5 21. Bb3 b5 22. Bc2 {Polgar,J (2595)-Ivanchuk,V (2710) Monte Carlo
1993 0-1 (53)}) 8. Nd5 Nxd5 9. exd5 Ne7 $146 ({RR} 9... axb5 10. dxc6 bxc6 11.
c4 bxc4 12. Bxc4 d5 13. Bb3 Bb4+ 14. Kf1 O-O 15. Rc1 Bb7 16. Qg4 Qe7 17. a3 Bd6
18. h4 f5 19. Qh5 f4 20. Bc2 e4 21. Bd4 c5 22. Bc3 d4 23. Be1 Kh8 24. Bd2 {
Currie,J-O'Donnell,T (2410) Winnipeg 1994 0-1}) ({RR} 9... axb5 10. dxc6 bxc6
11. Bd3 Be7 12. O-O O-O 13. f4 f5 14. fxe5 dxe5 15. c3 Be6 16. Qc2 e4 17. Be2
Qc7 18. Bf4 Bd6 19. Bxd6 Qxd6 20. a3 Rad8 21. Rad1 Qc5+ 22. Kh1 Qe3 23. Rfe1
Qc5 24. b4 {Tharushi,T (1711)-Popadic,D (2163) chess.com INT 2021 0-1 (77)}) ({
RR} 9... axb5 10. dxc6 bxc6 11. Be2 Be7 12. O-O O-O 13. f4 e4 14. f5 d5 15. c3
Bb7 16. Qd2 Bf6 17. g4 Qd6 18. g5 Be5 19. Bf4 f6 20. g6 hxg6 21. fxg6 Bxf4 22.
Qxf4 Qxf4 23. Rxf4 Rfe8 24. Kf2 {Chattah,J-Naspleda,F Buenos Aires 2003 1-0 
(43)}) ({RR} 9... axb5 10. Bxb5 Qa5+ 11. c3 Qxb5 12. dxc6 bxc6 13. Qc2 Be7 14.
c4 Qa6 15. O-O O-O 16. Rfe1 Be6 17. b3 Qc8 18. Rac1 d5 19. cxd5 Bxd5 20. h3 f5
21. Bd2 e4 22. Bc3 Bf6 23. Bb4 Rf7 24. Red1 {Kaufmann,P (1552)-Markovics,T
Ajka 2009 0-1 (33)}) 10. Na3 Bf5 11. c4 g6 12. Bd3 Bg7 13. Bxf5 Nxf5 14. Qa4+
Qd7 15. Qb3 O-O 16. O-O Rab8 17. Ba7 Rbc8 18. Rac1 Bh6 19. Be3 Nd4 20. Qd3 Bg7
21. Bxd4 exd4 22. Nc2 Qg4 23. f3 Qf4 24. g3 Qf6 25. Rfd1 Rfe8 26. Nxd4 Qxd4+
27. Qxd4 Bxd4+ 28. Rxd4 Re2 29. Rf1 Rxb2 30. a3 Rc2 31. Rb1 R8xc4 32. Rxc4 Rxc4
33. Rxb7 Rd4 34. Rb6 Rxd5 35. Rxa6 Rd2 36. h4 d5 37. Kf1 f5 38. h5 Kg7 39. a4
Kh6 40. hxg6 hxg6 41. a5 d4 42. Rd6 Ra2 43. a6 d3 44. Ke1 d2+ 45. Ke2 Kh5 46.
Kd1 Kg5 47. Ke2 Kh5 48. f4 g5 49. Rf6 Kg4 50. fxg5 Kxg5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.50"]
[White "Re, Vinicius"]
[Black "Nicacio, Daniel Ramos"]
[Result "1-0"]
[ECO "B95"]
[WhiteElo "1177"]
[BlackElo "1479"]
[PlyCount "115"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Bc4 e6 7. Bg5 Be7 8. O-O
O-O 9. Nf3 ({RR} 9. Qe2 Nxe4 10. Bd2 Nxd2 11. Qxd2 Nc6 12. Nde2 b5 13. Bd3 Ne5
14. a4 b4 15. Ne4 d5 16. N4g3 Bd7 17. Nd4 Nxd3 18. Qxd3 g6 19. Rfe1 Bf6 20. Nf1
Qb6 21. c3 Rac8 22. Ne3 bxc3 23. bxc3 Qa5 {Milunovic,V (2010)-Bukic,E (2445)
Portoroz 1995 0-1}) 9... h6 ({RR} 9... Nc6 10. Re1 b5 11. Bb3 Bb7 12. a3 Qc7
13. Qe2 Rfe8 14. Rad1 Rad8 15. Qe3 h6 16. Bh4 Na5 17. Ba2 Nc4 18. Bxc4 Qxc4 19.
Rd4 Qc5 20. b4 Qc6 21. Rd3 Qc7 22. h3 Nd7 23. Bg3 Nb6 24. Nb1 {Malan,
L-Montufar Berrios,E (1568) Montevideo 2014 0-1 (54)}) 10. Bh4 b5 $146 ({RR} 
10... Qc7 11. Bb3 Nbd7 12. Bg3 b5 13. a3 Bb7 14. Re1 Nh5 15. Qd2 Nxg3 16. hxg3
Nc5 17. Ba2 Rfd8 18. Qf4 Rac8 19. Rad1 Rd7 20. Nd4 Bf6 21. Qg4 Kh8 22. Rd2 Qb6
23. Qd1 Bg5 24. Rde2 Ba8 25. e5 {Struik,T-Van Kerkhof,D Hengelo 1998 0-1}) 11.
Bd3 Bb7 12. e5 Bxf3 13. Qxf3 Nd5 14. Bxe7 Qxe7 15. Nxd5 exd5 16. Qxd5 Nd7 17.
exd6 Qe5 18. Qxe5 Nxe5 19. Rad1 Rfd8 20. Rfe1 Nd7 21. Bf5 g6 22. Bxd7 Rxd7 23.
Re7 Rad8 24. Rxd7 Rxd7 25. b3 Kf8 26. c4 Ke8 27. c5 Kd8 28. c6 Ra7 29. c7+ Kd7
30. Re1 Ra8 31. Re7+ Kxd6 32. Rxf7 Ke6 33. Rg7 Kf6 34. Rd7 Rc8 35. Rd6+ Kf7 36.
Rxa6 Rxc7 37. g3 Rc5 38. a4 Rc1+ 39. Kg2 Rb1 40. axb5 Rxb3 41. Rb6 Kg7 42. h4
h5 43. f4 Rb2+ 44. Kf3 Rb3+ 45. Ke4 Rxg3 46. Ra6 Rb3 47. b6 Rb4+ 48. Ke5 Rb1
49. Kd6 Kf6 50. Kc7 Rc1+ 51. Kb7 Kf5 52. Ka7 Kxf4 53. b7 Rb1 54. Rxg6 Ra1+ 55.
Ra6 Rxa6+ 56. Kxa6 Kg4 57. b8=Q Kxh4 58. Qh2+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.51"]
[White "Terra, Bruno De Oliveira"]
[Black "Ruvieri, Daniel Minami"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "1800"]
[BlackElo "1437"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 b6 4. e3 Bb7 5. Be2 c5 6. c3 cxd4 7. exd4 Be7 8. O-O
O-O 9. Nbd2 d6 10. Re1 ({RR} 10. a4 a6 11. a5 b5 12. Bd3 Nbd7 13. Qe2 Rc8 14.
Ng5 h6 15. Nge4 Nxe4 16. Nxe4 Nf6 17. Rfe1 Nxe4 18. Bxe4 Bxe4 19. Qxe4 d5 20.
Qf3 b4 21. Be5 bxc3 22. bxc3 Bf6 23. Re3 Bxe5 24. dxe5 Rc4 {Gheorghiu,C (2286)
-Kovacs,K (2187) chess.com INT 2022 1-0 (54)}) 10... Nbd7 11. h3 Re8 12. Bd3
Nd5 $146 ({RR} 12... Nf8 13. Bg5 a6 14. Qc2 Nd5 15. Bxe7 Qxe7 16. Nf1 Rec8 17.
Qd2 Ng6 18. Ne3 Ndf4 19. Bxg6 Bxf3 20. Bd3 Nxd3 21. Qxd3 Bb7 22. d5 e5 23. f4
Re8 24. fxe5 dxe5 25. Rad1 Rad8 26. c4 Qc5 {1/2-1/2 (26) Vepkhvishvili,V (2330)
-Hracek,Z (2510) Pardubice 1993}) ({RR} 12... Qc7 13. Rc1 Bf8 14. Ne4 Nxe4 15.
Bxe4 Bxe4 16. Rxe4 Nf6 17. Re2 b5 18. Qb3 Nd5 19. Bg3 Qc4 20. Qxc4 bxc4 21. b3
Rec8 22. Rec2 Nb6 23. Nd2 d5 24. bxc4 Nxc4 25. Nxc4 Rxc4 26. Rb1 Rac8 27. Rb7 {
Eremin,M-Shaposhnikov,E (2572) Grozny RUS 2019 0-1 (40)}) 13. Bh2 Bf6 14. Bxd6
Nf8 15. Ne4 Ng6 16. Bb5 Be7 17. Bxe8 Bxd6 18. Nxd6 Qxd6 19. Bxf7+ Kxf7 20. Ng5+
Kg8 21. Rxe6 Qf4 22. Qh5 Nf8 23. Rae1 Nf6 24. Qf7+ Kh8 25. Qxb7 Rb8 26. Qxa7
N6d7 27. Re7 Qxg5 28. Rxd7 Re8 29. Rde7 Rxe7 30. Qxe7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.52"]
[White "Ferian, Christian"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1/2-1/2"]
[ECO "C48"]
[BlackElo "1318"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Nc3 d6 5. O-O Nf6 6. d4 exd4 7. Nxd4 Bd7 8.
Nxc6 bxc6 9. Bc4 ({RR} 9. Bd3 Ng4 10. h3 Ne5 11. Na4 Nxd3 12. Qxd3 Bb6 13. b3
O-O 14. Bb2 Re8 15. c4 Qe7 16. Rae1 f6 17. e5 dxe5 18. c5 Ba5 19. b4 Bxb4 20.
Qc4+ Be6 21. Qxb4 Rab8 22. Qh4 Bxa2 23. Re3 Qf7 {Ameir,M (2357)-Elier,A (2103)
Dubai UAE 2021 1-0 (39)}) 9... O-O 10. Bg5 h6 11. Bh4 g5 $146 ({RR} 11... Be6
12. Qd3 Rb8 13. Bb3 Rb4 14. Na4 Rd4 15. Qa6 Rxe4 16. Bxf6 Qxf6 17. Qxc6 Re5 18.
Rad1 Rc8 19. Nxc5 Rxc5 20. Qa6 Ra8 21. c3 Bc8 22. Qe2 Re5 23. Qf3 Qxf3 24. gxf3
Rg5+ 25. Kh1 Bh3 26. Rg1 {Auvray,H (1440)-Canterel,C (1490) Le Grand Bornand
2007 1-0 (53)}) ({RR} 11... Re8 12. Qd3 Be6 13. Bb3 Qe7 14. Rfe1 Rad8 15. Rad1
Bg4 16. Rd2 Qe5 17. Bg3 Qh5 18. Kh1 Qg6 19. f3 Bd7 20. Bf2 Re5 21. Bxc5 Rxc5
22. f4 Re8 23. Rde2 Rh5 24. f5 Qg5 25. Kg1 Rh4 26. Qe3 {Sully,D (2098)-Wallace,
P (2164) England 2014 0-1 (38)}) 12. Bg3 Re8 13. Re1 Be6 14. Bd3 Rb8 15. Na4
Bb6 16. e5 dxe5 17. Bxe5 Ng4 18. Bg3 Qf6 19. Re2 Rbd8 20. h3 Qd4 21. Nxb6 cxb6
22. hxg4 Qxg4 23. Re4 Qxe4 24. Bxe4 Rxd1+ 25. Rxd1 Bxa2 26. Bxc6 Rc8 27. Be4
Be6 28. Rd6 Re8 29. Bd5 Kg7 30. Bxe6 fxe6 31. Rd7+ Kf6 32. Rxa7 e5 33. f3 h5
34. Bf2 b5 35. Rb7 Rd8 36. Rxb5 Rd1+ 37. Kh2 Rd2 38. Bb6 Rxc2 39. Kg3 h4+ 40.
Kh2 Kf5 41. Kh3 Rc4 42. g4+ Kf4 43. Kg2 Rc2+ 44. Kh3 Kxf3 45. Rxe5 Rxb2 46.
Rf5+ Ke4 47. Bd8 Rb3+ 48. Kh2 Rb2+ 49. Kg1 Rb1+ 50. Kf2 Rb2+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.53"]
[White "Bianchini, Marlon"]
[Black "Akamine, Isabelle Namie Nish"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1255"]
[BlackElo "1800"]
[PlyCount "115"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d4 cxd4 6. Qxd4 Ngf6 7. c4 e6
8. Nc3 Be7 9. O-O O-O 10. b3 Ng4 $146 ({RR} 10... Rc8 11. h3 a6 12. Bg5 Re8 13.
Rac1 Kh8 14. Rfd1 Kg8 15. Bh4 Rf8 16. Bg3 e5 17. Qe3 Nc5 18. Nxe5 Re8 19. Nd3
Ncd7 20. Nf4 Nb8 21. Nfd5 Nbd7 22. Nxe7+ Rxe7 23. Rxd6 Qe8 24. f3 Kf8 25. Rcd1
{Tondo,S (1905)-Miles,R (1434) Erice 2009 1-0 (52)}) 11. h3 Bf6 12. Qd3 Nge5
13. Nxe5 Bxe5 14. Bb2 Qf6 15. Rac1 Qf4 16. g3 Qh6 17. Kg2 Nf6 18. f4 Bxc3 19.
Bxc3 Qg6 20. Rce1 Rad8 21. f5 exf5 22. exf5 Qg5 23. Bd2 Qh5 24. Rf4 g6 25. Rh4
Qxf5 26. Qxf5 gxf5 27. Bg5 Ne4 28. Bxd8 Rxd8 29. Rf4 Nc3 30. a3 d5 31. Rxf5
dxc4 32. bxc4 Rd4 33. Re7 Rxc4 34. Rfxf7 Nb5 35. Rg7+ Kf8 36. Ref7+ Ke8 37.
Rxb7 Nd6 38. Rbe7+ Kf8 39. Rxa7 Rc2+ 40. Kf3 Rc3+ 41. Kf4 Nc8 42. Rac7 Rxa3 43.
Rxh7 Kg8 44. Rhd7 Ra4+ 45. Kg5 Ra5+ 46. Kh4 Ra4+ 47. g4 Rf4 48. Rxc8+ Rf8 49.
Rxf8+ Kxf8 50. Kg5 Ke8 51. Ra7 Kd8 52. Kf6 Kc8 53. Ke6 Kb8 54. Rh7 Kc8 55. Kd6
Kb8 56. Kc6 Ka8 57. Kb6 Kb8 58. Rh8# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.54"]
[White "Ferreira, Priscilla Montanha"]
[Black "Baena, Mauricio"]
[Result "1/2-1/2"]
[ECO "A45"]
[BlackElo "1180"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d6 2. f4 Nf6 3. e3 g6 4. Bd3 Bg7 5. Nf3 c6 ({RR} 5... Nc6 6. O-O e5 7.
Nc3 O-O 8. a3 exf4 9. exf4 Ne7 10. Ne2 Nf5 11. h3 c5 12. c3 Re8 13. Re1 Nd5 14.
Qb3 Nde3 15. Ng5 Qc7 16. Bxe3 Nxe3 17. Ng3 d5 18. Bb5 Re7 19. Nf3 c4 20. Qb4 {
Thomas,I (2345)-Rohde,M (2555) Washington DC 1990 0-1}) 6. O-O ({RR} 6. e4 O-O
7. O-O Bg4 8. h3 Bxf3 9. Qxf3 Qb6 10. c3 c5 11. Qf2 cxd4 12. cxd4 Nc6 13. e5
Nd5 14. Nc3 Ndb4 15. Be4 dxe5 16. dxe5 Qxf2+ 17. Rxf2 Rfd8 18. Be3 e6 19. a3
Nd5 20. Nxd5 exd5 {Csibor,A (1899)-Ohat,I (1860) Hungary 2014 1/2-1/2 (32)})
6... b5 $146 ({RR} 6... Qc7 7. e4 Bg4 8. Qe1 Bxf3 9. Rxf3 e5 10. c3 Nbd7 11.
Be3 Ng4 12. Nd2 Nxe3 13. Qxe3 Bh6 14. g3 O-O 15. Qf2 exd4 16. cxd4 b5 17. g4
Qb6 18. Kh1 Bg7 19. e5 dxe5 20. fxe5 c5 21. Be4 {Eriksson,M (1719)-Andersson,P
(1833) Hallstahammar 2001 0-1 (64)}) ({RR} 6... O-O 7. c4 d5 8. c5 Nfd7 9. Nbd2
f5 10. Rb1 Nf6 11. Ne5 Nbd7 12. Ndf3 Ne4 13. Bxe4 fxe4 14. Nxd7 Bxd7 15. Ne5 b5
16. Nxd7 Qxd7 17. a4 b4 18. a5 Qc7 19. Qa4 Rab8 20. Bd2 b3 21. a6 {Caurapan
Osses,J-Marin,E Santiago de Chile 1994 0-1 (33)}) ({RR} 6... O-O 7. e4 Qc7 8.
Qe1 Nbd7 9. c3 c5 10. d5 c4 11. Bc2 Re8 12. Qh4 Nf8 13. f5 N6d7 14. Bh6 Bxh6
15. Qxh6 Ne5 16. Nbd2 Qb6+ 17. Kh1 Qxb2 18. Ba4 Bd7 19. Bxd7 Nexd7 20. Nxc4
Qxc3 21. Rac1 {Antusch,I (1545)-Kattinger,I (1671) Grieskirchen 1998 0-1 (47)})
7. c3 d5 8. Ne5 e6 9. Bd2 O-O 10. Be1 Nbd7 11. Rf3 Nxe5 12. fxe5 Nd7 13. Rh3 f5
14. Qf3 Rf7 15. g4 Qg5 16. Rg3 fxg4 17. Qxg4 Qxg4 18. Rxg4 Nb6 19. b3 Bd7 20.
Bh4 Raf8 21. Nd2 Kh8 22. Rf1 Rxf1+ 23. Nxf1 a5 24. Nd2 a4 25. Rf4 Be8 26. Nf3
h6 27. Rxf8+ Bxf8 28. Bf6+ Kh7 29. h4 Kg8 30. Ne1 c5 31. Ng2 c4 32. Bc2 Ba3 33.
Nf4 axb3 34. axb3 cxb3 35. Bxb3 Nc4 36. Bxc4 bxc4 37. Ne2 Bb2 38. Kf1 Ba4 39.
Ke1 Bc2 40. Kd2 Bd3 41. Nf4 Kf7 42. Nxd3 cxd3 43. Kxd3 Ke8 44. c4 dxc4+ 45.
Kxc4 Bc1 46. Kd3 Kd7 47. Bg7 h5 48. Bh6 Kc6 49. Ke4 Ba3 50. Bg5 Bf8 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.55"]
[White "Da Silva, Joao Pedro Marinell"]
[Black "Pereira, Igor Marcelo Souza"]
[Result "0-1"]
[ECO "B70"]
[BlackElo "1351"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Bg7 6. O-O d6 7. Nc3 O-O 8.
Nf3 ({RR} 8. Nde2 Nbd7 9. f4 b6 10. Qe1 Bb7 11. Qh4 b5 12. a3 a5 13. Ng3 b4 14.
Nd1 e6 15. Nf2 Qb6 16. Re1 Nc5 17. Be3 bxa3 18. bxa3 Qc6 19. Rab1 Rab8 20. Bb5
Qc7 21. f5 exf5 22. exf5 Ba8 {Saltaev,M (2450)-Riemersma,L (2420) Chania 1993
0-1 (65)}) 8... Nbd7 $146 ({RR} 8... Nc6 9. a3 Bg4 10. Be2 Rc8 11. h3 Bd7 12.
Re1 Qb6 13. Be3 Qd8 14. Nb5 Nxe4 15. Nfd4 a6 16. Nxc6 bxc6 17. Nd4 c5 18. Nf3
Bxb2 19. Bh6 Nc3 20. Qd2 Nxe2+ 21. Qxe2 Bxa1 22. Bxf8 Kxf8 23. Rxa1 {Nuijts,
P-Ibrahim,A (2145) Vlissingen 1998 0-1 (40)}) ({RR} 8... Nc6 9. Bb5 Bd7 10. Nd5
Nxe4 11. Re1 Nf6 12. Bxc6 Bxc6 13. Nxe7+ Kh8 14. Nxc6 bxc6 15. Bg5 Qd7 16. Bxf6
Bxf6 17. Ne5 Qc7 18. Ng4 Bxb2 19. Rb1 Bg7 20. Qd2 Qc8 21. Nh6 Qa6 22. Ra1 Bxa1
23. Rxa1 {Braga,I (1005)-Oprea,C (1174) Calimanesti Caciulata 2016 0-1 (73)}) (
{RR} 8... Nc6 9. a3 Bd7 10. h3 a6 11. b4 Nxe4 12. Bxe4 Bxc3 13. Rb1 Bg7 14. a4
Be6 15. Ng5 Ba2 16. Bb2 Bxb1 17. Bxg7 Kxg7 18. Qxb1 e5 19. f4 exf4 20. Qb2+ Ne5
21. Nf3 Re8 22. Bxb7 Qb6+ 23. Qd4 {Quintana Ortiz,J-Martin Capitan,J Malgrat
del Mar 1998 0-1 (33)}) ({RR} 8... Nc6 9. Be3 Bd7 10. Rb1 a6 11. Nd5 Nxd5 12.
exd5 Ne5 13. Re1 Rc8 14. Qe2 Nxd3 15. cxd3 Re8 16. Rbc1 Rxc1 17. Rxc1 Qa5 18.
b3 Qxd5 19. Rc7 Bc6 20. Bb6 e6 21. Qe4 Qxe4 22. dxe4 h6 23. Nd2 {Mortz,
J-Zaremba,A (1200) Kalamazoo 2003 0-1 (41)}) 9. Nd5 Nxd5 10. exd5 Nc5 11. Be3
Nxd3 12. Qxd3 Bxb2 13. Rab1 Bf5 14. Qb3 Bg7 15. Qxb7 Bxc2 16. Rbc1 Be4 17. Ng5
Bd3 18. Rfd1 Bf5 19. Qc7 Bd7 20. Bxa7 Rc8 21. Qxd8 Rfxd8 22. Be3 Ra8 23. Rd2
Rdc8 24. Rcc2 Rxc2 25. Rxc2 Bf5 26. Rc7 Rxa2 27. g3 h6 28. Nf3 Bh3 29. Bd2 Bg4
0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.56"]
[White "Santana, Expedito"]
[Black "De Bastiani, Tales Otavio"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1408"]
[BlackElo "1800"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Bf4 Nf6 3. Nd2 Bf5 ({RR} 3... c5 4. c3 Nc6 5. e3 Bf5 6. Ngf3 e6 7.
Be2 Be7 8. O-O O-O 9. h3 h6 10. Ne5 Rc8 11. Ndf3 Ne4 12. dxc5 Nxe5 13. Bxe5
Bxc5 14. Nd4 Bh7 15. Qc1 Qe7 16. Nb3 Bb6 17. Nd2 Nc5 18. Bg3 {Vuckovic,L (1865)
-Blagojevic,T (2267) Vrnjacka Banja SRB 2021 0-1 (52)}) 4. e3 e6 5. Bd3 Bg6 ({
RR} 5... Bxd3 6. cxd3 Bd6 7. Bg5 h6 8. Bh4 Nbd7 9. Ngf3 O-O 10. O-O e5 11. dxe5
Nxe5 12. Qb3 Rb8 13. Bxf6 Qxf6 14. Qxd5 Nxf3+ 15. Nxf3 Qxb2 16. Rab1 Qa3 17. d4
c6 18. Qc4 Qa5 19. Rfc1 Rfe8 20. h3 {Afanasiev,N (2280)-Tregubov,P (2586)
Sochi 2016 1-0 (54)}) 6. Ndf3 $146 ({RR} 6. Ngf3 Nbd7 7. Ne5 Nxe5 8. dxe5 Nh5
9. Bg3 Nxg3 10. hxg3 Bxd3 11. cxd3 c6 12. O-O Be7 13. Qg4 O-O 14. Nf3 c5 15.
Qh3 Qb6 16. b3 Rac8 17. g4 c4 18. bxc4 dxc4 19. dxc4 Rxc4 20. g5 Rfc8 {Van
Mechelen,J (2251)-Marville,G (1975) Charleroi 2006 1/2-1/2}) 6... Bd6 7. Ne5
Bxe5 8. Bxe5 Nbd7 9. Bf4 c5 10. c3 a6 11. a4 Qb6 12. Bxg6 hxg6 13. Qc2 Rc8 14.
h3 cxd4 15. exd4 Qxd4 16. cxd4 Rxc2 17. Rb1 O-O 18. Nf3 Rfc8 19. O-O R8c4 20.
b3 Rc8 21. Rfc1 Ne4 22. Rxc2 Rxc2 23. Rc1 Rxc1+ 24. Bxc1 Nd6 25. Nd2 Nf5 26.
Nf3 Nf6 27. g4 Nd6 28. Bf4 Nde4 29. g5 Nd7 30. Nd2 Nxd2 31. Bxd2 f6 32. h4 e5
33. dxe5 fxe5 34. b4 Nb6 35. a5 Nc4 36. Bc1 d4 37. Kf1 Kf7 38. Ke2 e4 39. Bf4
Ke6 40. Bb8 Kd5 41. Ba7 d3+ 42. Kd1 Ne5 43. Bb8 Nf3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.57"]
[White "Ruvieri, Valter"]
[Black "Gomes, Catarina Crote"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1067"]
[PlyCount "77"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. e3 Nf6 3. c4 Bf5 4. Nf3 e6 5. c5 ({RR} 5. cxd5 exd5 6. Qb3 b6 7.
Nc3 Bd6 8. Bd2 c6 9. Rc1 O-O 10. Be2 Nbd7 11. O-O Rc8 12. Rfd1 h6 13. Be1 Re8
14. a3 Re6 15. Na2 a5 16. Qa4 Bc7 17. Bd3 Ne4 18. Qc2 Bg4 19. Be2 Rg6 {
Loftsson,H (2230)-Gretarsson,H (2440) Iceland 1995 0-1 (35)}) 5... c6 ({RR} 
5... Nc6 6. a3 Be7 7. Bb5 a6 8. Bxc6+ bxc6 9. Ne5 O-O 10. Nxc6 Qe8 11. Nxe7+
Qxe7 12. O-O c6 13. Bd2 Qc7 14. h3 Rae8 15. f3 Ne4 16. b4 Qe7 17. Re1 Nc3 18.
Qe2 Ne4 19. Qd1 Nf6 20. Bc3 {Phongphachit,S (1139)-Lin,M Changsha CHN 2019 1-0}
) 6. Nh4 $146 ({RR} 6. Nc3 Nbd7 7. b4 Be7 8. Bb2 O-O 9. Be2 Ne4 10. O-O Ndf6
11. Nd2 a5 12. Ncxe4 Nxe4 13. Nxe4 Bxe4 14. Bc3 axb4 15. Bxb4 b6 16. a3 bxc5
17. dxc5 Bf6 18. Ra2 Be5 19. Bf3 f5 20. Bxe4 fxe4 {Schmitt,A (1522)-Pook,R 
(1627) Saarlouis 2004 0-1 (31)}) ({RR} 6. Bd3 Bxd3 7. Qxd3 Nbd7 8. b4 b5 9. Bb2
Be7 10. O-O O-O 11. Nbd2 a5 12. a3 a4 13. Rae1 h6 14. e4 Qc7 15. e5 Nh7 16. h4
Qd8 17. g3 g5 18. hxg5 Nxg5 19. Nxg5 hxg5 20. Kg2 Kg7 {Smith,P (1490)-Rackisch,
M (1686) Lieme 2005 1/2-1/2}) ({RR} 6. Be2 Nbd7 7. O-O Be7 8. Nbd2 O-O 9. Nh4
Ne4 10. Nxf5 exf5 11. f3 Nxd2 12. Bxd2 Re8 13. Bd3 g6 14. b4 Bf6 15. f4 a6 16.
Qc2 Bg7 17. a4 Qc7 18. b5 axb5 19. axb5 Nf6 20. b6 Qe7 {Ernst,K-Gonzalez,J 
(2225) Las Palmas 1995 0-1}) 6... Bxb1 7. Rxb1 Ne4 8. Nf3 Qa5+ 9. Bd2 Nxd2 10.
Nxd2 Qxa2 11. Bd3 Qa5 12. O-O Qc7 13. Re1 Nd7 14. e4 b6 15. b4 Be7 16. e5 b5
17. Qc2 f5 18. exf6 Bxf6 19. Rxe6+ Kf7 20. Rbe1 g6 21. Nf3 Nf8 22. Ne5+ Kg7 23.
Rxc6 Qe7 24. Rd6 Rc8 25. Bxb5 Rc7 26. Qe2 Ne6 27. Qg4 Nf8 28. Kf1 Bg5 29. Nd7
Qf7 30. Qxg5 h6 31. Qf6+ Kg8 32. Qxf7+ Kxf7 33. Nxf8 Rxf8 34. Rxd5 Rb8 35. Rd7+
Rxd7 36. Bxd7 Rxb4 37. d5 Rd4 38. d6 Rd5 39. Be6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "7.58"]
[White "Gomes, Simone Barreto Crot"]
[Black "Akamine, Giullia Hikari Nish"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "1800"]
[PlyCount "44"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 d6 3. f4 e6 4. Nf3 Nf6 5. Bc4 Be7 6. O-O O-O 7. Qe1 Nbd7 8. d3
a6 $146 ({RR} 8... Kh8 9. e5 dxe5 10. Nxe5 b6 11. Nc6 Qe8 12. Nxe7 Qxe7 13. f5
Re8 14. fxe6 fxe6 15. Bg5 Bb7 16. Bb5 Qf7 17. Bxf6 Qg6 18. Qg3 Qxg3 19. hxg3
Nxf6 20. Bxe8 Rxe8 21. Rae1 Ng4 22. Rf7 Bc8 23. Rxa7 {Kogaj,M-Karamian,R
Dagomys 2009 1-0 (39)}) 9. f5 b5 10. Qg3 bxc4 11. Bh6 Nh5 12. Qg4 Ndf6 13. Qh3
gxh6 14. g4 Kh8 15. gxh5 Rg8+ 16. Kh1 Bb7 17. Rg1 cxd3 18. Rg2 dxc2 19. Rxc2
Nxe4 20. Rg1 Ng5 21. Qf1 Nxf3 22. Rg3 Nd2+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.1"]
[White "Flores Quillas, Diego Saul Rodri"]
[Black "Shumyatsky, Victor"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2429"]
[BlackElo "2457"]
[PlyCount "121"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. e5 Ne4 7. O-O Nc5 8.
Bxc6 dxc6 9. Nxd4 Ne6 10. Nf5 Qxd1 11. Rxd1 Bd7 12. Be3 O-O-O 13. Nc3 g6 $146 (
{RR} 13... h5 14. Nd4 Re8 15. Nxe6 Bxe6 16. Rd2 Bf5 17. Rad1 Bb4 18. Bf4 Rd8
19. Kf1 Bxc3 20. bxc3 Bxc2 21. Rxd8+ Rxd8 22. Rxd8+ Kxd8 23. Ke2 Kd7 24. Kd2
Bb1 25. a3 Ke6 26. h4 c5 27. g3 c6 28. c4 {Mnatsakanian,E (2415)-Ibragimov,I 
(2515) Katowice 1992 1/2-1/2 (63)}) ({RR} 13... Bb4 14. Ne4 h5 15. c3 Bf8 16.
Rd2 g6 17. Nd4 Nxd4 18. Rxd4 Bg7 19. f4 Bf5 20. Ng5 f6 21. Nf7 Rxd4 22. Bxd4
Rf8 23. exf6 Bxf6 24. Bxf6 Rxf7 {1/2-1/2 (24) Sefc,J-Ojanen,K Trencianske
Teplice 1949}) ({RR} 13... h6 14. Ne4 Nf4 15. Rxd7 Rxd7 16. Bxf4 g6 17. Nfg3
Be7 18. Kf1 h5 19. Ke2 h4 20. Nf1 Rg8 21. Ng5 f6 22. exf6 Bxf6 23. c3 Re8+ 24.
Ne3 Rd5 25. Nh7 Bd8 26. Rd1 Rh5 27. Rxd8+ Rxd8 28. Ng5 {Gross,T (2163)-Schmidt,
J (2017) Berlin 2010 1-0 (62)}) 14. Nh6 Bxh6 15. Bxh6 c5 16. Nd5 b5 17. c3 Bc6
18. Nf6 c4 19. f3 Nc5 20. Bg7 Rxd1+ 21. Rxd1 Rd8 22. Rxd8+ Kxd8 23. Nxh7 Nd3
24. Ng5 Ke8 25. h4 Nxb2 26. g4 Nd3 27. h5 gxh5 28. gxh5 Bd7 29. h6 Bf5 30. a3
a5 31. e6 fxe6 32. Nxe6 c5 33. Nc7+ Kd7 34. Nxb5 Kc6 35. a4 Nb2 36. Na3 Kd5 37.
Kf2 Nxa4 38. Ke3 Nb2 39. Kf4 Ke6 40. Nb5 Bh7 41. Kg5 Nd1 42. Bf8 Kd5 43. Kf6
Kc6 44. Na3 Kd5 45. Kg7 Bd3 46. h7 Bxh7 47. Kxh7 Nxc3 48. Kg6 Ne2 49. Bh6 c3
50. f4 Nxf4+ 51. Bxf4 Ke4 52. Kg5 Kd3 53. Kf5 c4 54. Ke5 c2 55. Kd5 c3 56. Kc5
Ke2 57. Nxc2 Kd1 58. Ne3+ Kd2 59. Nc4+ Kc2 60. Nxa5 Kb1 61. Kc4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.2"]
[White "Dos Santos Dutra, Fernando Junior Fre"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "E49"]
[WhiteElo "2262"]
[BlackElo "2549"]
[PlyCount "94"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nge2 dxc4 7. Bxc4 c5 8. a3
Bxc3+ 9. bxc3 Qc7 10. Bd3 Nc6 11. O-O e5 12. d5 e4 13. Bxe4 Nxe4 14. dxc6 Qxc6
15. f3 Nd6 16. Nf4 $146 ({RR} 16. e4 Be6 17. Nf4 Bc4 18. Nd5 Rae8 19. Rf2 f5
20. Bg5 Rf7 21. Rd2 Nc8 22. Ne3 Be6 23. exf5 Bxf5 24. Nxf5 Rxf5 25. Bh4 Nb6 26.
Rd6 Qa4 27. Qxa4 Nxa4 28. Rd7 Rf4 29. Bg5 Rf7 30. Rd5 b6 {Lin,B (1881)-Preotu,
R (2494) Mississauga CAN 2018 0-1 (67)}) 16... Nc4 17. Qd3 Be6 18. Rd1 b5 19.
e4 h5 20. a4 a6 21. Nd5 Kh8 22. Ne3 Na5 23. axb5 axb5 24. Bd2 Rad8 25. Qe2 Nb3
26. Rab1 c4 27. Be1 Rde8 28. Nc2 f5 29. e5 f4 30. Nb4 Qc7 31. Rd6 Bf5 32. Rbd1
Qc5+ 33. Bf2 Qxe5 34. Qxe5 Rxe5 35. R6d5 Rxd5 36. Rxd5 Ra8 37. g4 Bg6 38. Nc6
Ra1+ 39. Kg2 Bd3 40. h4 Bf1+ 41. Kh2 Ra2 42. Kg1 Be2 43. Ne5 Nd2 44. Kg2 Bxf3+
45. Nxf3 Ne4 46. Ne5 Rxf2+ 47. Kg1 f3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.3"]
[White "Perdomo, Leandro"]
[Black "Santiago, Yago De Moura"]
[Result "1/2-1/2"]
[ECO "A85"]
[WhiteElo "2382"]
[BlackElo "2467"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Nf3 Bb4 5. Bg5 Bxc3+ 6. bxc3 h6 7. Bxf6 Qxf6 8.
Qc2 d6 9. e4 Nc6 $146 ({RR} 9... e5 10. c5 O-O 11. cxd6 cxd6 12. Bd3 Nc6 13.
O-O f4 14. Rab1 Kh8 15. Qa4 exd4 16. cxd4 Bg4 17. e5 dxe5 18. dxe5 Nxe5 19.
Nxe5 Qxe5 20. Qe4 Qxe4 21. Bxe4 Rab8 22. Rxb7 Rxb7 23. Bxb7 Rb8 24. Bd5 {
Jacko,V (2079)-Kotainy,J (2270) Fermo 2009 0-1 (46)}) 10. c5 dxc5 11. Bb5 cxd4
12. Bxc6+ bxc6 13. cxd4 O-O 14. O-O c5 15. dxc5 e5 16. Rfe1 Kh8 17. c6 f4 18.
h3 g5 19. Qc3 Re8 20. Rab1 g4 21. hxg4 Bxg4 22. Rb5 Bxf3 23. Qxf3 Rg8 24. Reb1
Rg5 25. Rb8+ Rxb8 26. Rxb8+ Kh7 27. Re8 Qd6 28. Qb3 Rxg2+ 29. Kxg2 Qg6+ 30. Kf1
Qxe8 31. Qd5 Kg7 32. Qd7+ Qf7 33. Qg4+ Kh7 34. Qd7 Kg8 35. Qc8+ Kg7 36. Qg4+
Kh8 37. Qc8+ Kh7 38. Qd7 Kg7 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.4"]
[White "Di Berardino, Diego Rafael"]
[Black "Fernandes De Sousa, Julio Cesar"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2480"]
[BlackElo "2162"]
[PlyCount "57"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 Be7 8.
Qc2 Nf8 9. Nge2 g6 10. O-O Ne6 11. Bh4 O-O 12. f3 c5 13. dxc5 Nxc5 14. Rad1 Be6
15. Nf4 Rc8 16. Be2 Ncd7 17. Kh1 Qc7 $146 ({RR} 17... Nb6 18. Qb3 Nfd7 19. Bxe7
Qxe7 20. Ncxd5 Bxd5 21. Nxd5 Nxd5 22. Rxd5 Nc5 23. Qa3 b6 24. e4 Rfd8 25. Bc4
a5 26. h3 Rxd5 27. Bxd5 Qe5 28. b4 axb4 29. Qxb4 Nd3 30. Bxf7+ Kg7 31. Qd2 Qd4
32. Bb3 {Aleksandrov,A (2610)-Brenjo,S (2464) Herceg Novi 2001 1-0 (40)}) 18.
Qb1 Qa5 19. e4 dxe4 20. Nxe6 fxe6 21. Rxd7 Nxd7 22. Bxe7 Rf7 23. Bd6 exf3 24.
Bxf3 Nf6 25. Re1 b5 26. h3 b4 27. Ne4 Qb6 28. Bg3 Nd5 29. Nd6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.5"]
[White "Batista, Renato Luiz"]
[Black "Perez Gormaz, Matias"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "2174"]
[BlackElo "2388"]
[PlyCount "42"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Bb5+ Nbd7 7. Nb3 a6 8.
Be2 b5 9. a4 bxa4 10. Rxa4 Be7 $146 ({RR} 10... Nb6 11. Ra1 d5 12. O-O Be7 13.
Bd3 O-O 14. Qe2 Qc7 15. Nc3 Be6 16. Na4 dxe4 17. fxe4 Nfd7 18. Nxb6 Nxb6 19.
Rxa6 Rxa6 20. Bxa6 Nc4 21. Qf2 f5 22. Bxc4 Bxc4 23. Re1 f4 24. Qf3 Be6 25. Qe2
{Karaklajic,N-Janosevic,D Sarajevo 1951 0-1 (55)}) 11. Be3 O-O 12. O-O Nb6 13.
Ra1 d5 14. Na5 Qc7 15. exd5 Nbxd5 16. Bf2 Rd8 17. Bd3 Nf4 18. Nc4 Bf5 19. Re1
Bxd3 20. cxd3 Nxd3 21. Nb6 Rab8 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.6"]
[White "Do Nascimento, Christian Almeida"]
[Black "Ticona Rocabado, Licael Roderick"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2123"]
[BlackElo "2350"]
[PlyCount "62"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. Re1
b5 9. e5 Nd7 10. Nf1 f6 11. exf6 Bxf6 12. h4 ({RR} 12. Ne3 Kh8 13. Ng4 e5 14.
h4 Qc7 15. c4 bxc4 16. dxc4 dxc4 17. Nxf6 Rxf6 18. Ng5 Nf8 19. Be3 Bf5 20. Qd5
Rc8 21. Qxc4 Nd4 22. Rac1 Nfe6 23. b4 cxb4 24. Qxb4 Nc2 25. Qa4 Nxg5 26. hxg5
Rff8 {Azaladze,S (2432)-Gelashvili,T (2614) Tbilisi 2010 0-1 (36)}) 12... Nb6 (
{RR} 12... Nde5 13. N1h2 Qd7 14. Ng5 h6 15. Nh3 Bb7 16. Nf4 Rae8 17. Qh5 Nd4
18. Rxe5 Bxe5 19. Qxe5 Nxc2 20. Rb1 Nd4 21. Bh3 Qc6 22. Be3 Nf5 23. Ng4 d4 24.
Bg2 Qd6 25. Bd2 Bxg2 26. Kxg2 Qxe5 27. Nxe5 {Ferey,A (2168)-Sokolov,I (1889)
Europe-Echecs INT 2022 1-0 (42)}) 13. c3 $146 ({RR} 13. N1h2 Qd6 14. Ng4 e5 15.
Nxf6+ Rxf6 16. Nh2 Be6 17. f4 exf4 18. Bxf4 Qd7 19. Bf3 Nd4 20. Bg4 Re8 21. c3
Bxg4 22. Rxe8+ Qxe8 23. Nxg4 Ne2+ 24. Kf2 Re6 25. Be5 d4 26. Qxe2 Nd7 27. cxd4
{1/2-1/2 (27) Braeken,B-Leenaerts,R (2153) Maastricht 2008}) ({RR} 13. N1h2 e5
14. Bg5 h6 15. Bxf6 Qxf6 16. Rf1 Be6 17. Nd2 c4 18. a3 Rac8 19. Nb1 cxd3 20.
cxd3 Nd4 21. Nc3 a5 22. Ng4 Qf5 23. Ne3 Qf7 24. f4 Qg6 25. g4 exf4 26. Nexd5
Nxd5 27. Nxd5 Bxd5 {Kroencke,M-Heinicke,H Germany North 1982 0-1}) ({RR} 13.
Ng5 e5 14. c4 Kh8 15. cxd5 Nd4 16. Qh5 Bxg5 17. Bxg5 Qd6 18. f4 e4 19. dxe4 Nc2
20. e5 Qg6 21. Qxg6 hxg6 22. Be7 Re8 23. Bxc5 Bb7 24. Ne3 Nxa1 25. Rxa1 Rec8
26. b4 Na4 27. Rc1 a5 {Ning,K (1958)-Liu,Z (2189) Shijiazhuang 2016 1-0 (35)})
13... e5 14. Be3 Qd6 15. N1h2 Be6 16. Ng5 Bxg5 17. Bxg5 h6 18. Bd2 Bf5 19. g4
Bxd3 20. Bxh6 e4 21. Bg5 Rxf2 22. Be3 Rxb2 23. Qc1 Rc2 24. Bf4 Qf6 25. g5 Qf5
26. Qe3 Rf8 27. Bd6 Nc4 28. Qxc5 Qf2+ 29. Qxf2 Rfxf2 30. Bh3 Nxd6 31. Ng4 Rf3
0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.7"]
[White "Gemy, Jose Daniel"]
[Black "Cueto, Jonny"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2329"]
[BlackElo "2108"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d6 2. c4 e5 3. Nc3 Nc6 4. g3 f5 5. d3 Nf6 6. Bg2 Be7 7. O-O O-O 8. Rb1
Qe8 9. Nd5 ({RR} 9. b4 Bd8 10. b5 Ne7 11. c5 Qh5 12. cxd6 cxd6 13. e3 Be6 14.
Ba3 Rc8 15. Rc1 Ne8 16. Nd2 Qxd1 17. Rfxd1 Ba5 18. Nc4 Bxc4 19. dxc4 Rxc4 20.
Nd5 Rxc1 21. Nxe7+ Kf7 22. Rxc1 Kxe7 23. Bxb7 Nc7 {Poluljahov,A (2501)-Kharlov,
A (2606) Cap d'Agde 2002 1/2-1/2 (76)}) ({RR} 9. b4 Nd8 10. e3 Ne6 11. Nd5 Bd8
12. Bb2 c6 13. Nxf6+ Bxf6 14. Nd2 h5 15. b5 h4 16. f4 hxg3 17. hxg3 exf4 18.
gxf4 Bd7 19. a4 Nc5 20. Qe2 Nxa4 21. Bxf6 Rxf6 22. Ra1 Nc5 23. d4 Ne6 {Lopez
Gracia,F (2289)-Terry,R (2504) chess.com INT 2021 0-1 (35)}) 9... Nxd5 10. cxd5
Nb8 11. Qc2 $146 ({RR} 11. e4 h6 12. exf5 Bxf5 13. Be3 Nd7 14. Rc1 Rc8 15. d4
Qh5 16. Nd2 Qg6 17. dxe5 Nxe5 18. b3 Nd3 19. Nc4 Nxc1 20. Bxc1 Bf6 21. Ne3 Bd3
22. Re1 Bc3 23. Bd2 Bxd2 24. Qxd2 Rce8 25. Rc1 Re7 {Coolen,O (1680)-Busson,B 
(1730) France 1992 0-1 (38)}) 11... c5 12. b4 cxb4 13. Rxb4 Na6 14. Rb1 h6 15.
Ba3 Rf7 16. Nd2 Bf8 17. Rfc1 Rc7 18. Qb3 b6 19. Rxc7 Nxc7 20. Nc4 Qg6 21. Nxe5
dxe5 22. Bxf8 Kxf8 23. Qa3+ Ke8 24. d6 e4 25. dxc7 Bb7 26. dxe4 fxe4 27. Qa4+
Bc6 28. Qxa7 Qe6 29. Qb8+ Kf7 30. Rxb6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.8"]
[White "De Menezes, Ricardo Fagner Dias"]
[Black "Oliveira, Silvio Eduardo"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "1675"]
[BlackElo "2297"]
[PlyCount "32"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. g3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O
Nc6 9. Ng5 Be7 ({RR} 9... h6 10. Ne4 Nxe4 11. Bxe4 Be7 12. Nd2 O-O 13. Bd5 Kh8
14. a3 a5 15. Nf3 Qc7 16. e3 Bg4 17. exd4 Nxd4 18. Be3 Bc5 19. Bxd4 Bxd4 20.
Qb3 Bxf3 21. Bxf3 Ra6 22. Rab1 Rb6 23. Qc2 Rc8 24. b3 {Fajman,P (2269)-Kopta,P
(2283) Czechia 2015 1/2-1/2 (50)}) 10. a3 $146 ({RR} 10. Nd2 O-O 11. Nge4 Nd7
12. g4 a5 13. f4 f5 14. gxf5 Rxf5 15. fxe5 Ndxe5 16. b3 Rxf1+ 17. Nxf1 Bg4 18.
Nf2 Bc5 19. Nxg4 Nxg4 20. Qd3 Qh4 21. Qg3 Qxg3 22. Nxg3 d3+ 23. Kh1 Nf2+ 24.
Kg1 d2 {Gnass,A (1877)-Von Herman,U (2400) Berlin 2010 0-1 (43)}) 10... a5 11.
Qa4 O-O 12. b4 Nd7 13. b5 Nc5 14. Qc2 d3 15. Qa2 Nd4 16. Be3 Bxg5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.9"]
[White "Cunha, Lucas Aguiar"]
[Black "Passos, Marco Aurelio Novae"]
[Result "1-0"]
[ECO "C48"]
[WhiteElo "2230"]
[BlackElo "1671"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Ba4 Bc5 6. Nxe5 Qe7 7. Nd3 Nxe4 ({
RR} 7... b5 8. Nxc5 Qxc5 9. Bb3 a5 10. a3 O-O 11. O-O Ba6 12. d3 Nxb3 13. cxb3
b4 14. Ne2 Rfe8 15. Re1 h6 16. d4 Qb6 17. Ng3 Rab8 18. f3 d6 19. Be3 Bc8 20. d5
c5 21. dxc6 Qxc6 22. axb4 {Armas,J (2400)-Antunes,A (2465) Matanzas 1992 1-0 
(38)}) ({RR} 7... b5 8. O-O bxa4 9. e5 Bb7 10. exf6 gxf6 11. Re1 Ne6 12. Nxc5
Qxc5 13. Ne4 Qf5 14. Qg4 Qxg4 15. Nxf6+ Kf8 16. Nxg4 Rg8 17. Ne3 Nf4 18. g3 Re8
19. d3 Nh3+ 20. Kf1 Rg5 21. Bd2 Rh5 22. Nf5 {Keuning,S (2013)-Vermeulen,F 
(1883) Groningen NED 2018 1-0 (34)}) 8. O-O Nxc3 9. dxc3 Ne6 10. c4 $146 ({RR} 
10. Re1 Bb6 11. Qg4 O-O 12. Bf4 d6 13. Bg3 Qf6 14. Qe2 Nc5 15. Nxc5 Bxc5 16. b4
Bb6 17. c4 Qc3 18. a3 Be6 19. Bb3 Rfe8 20. Qd3 Bd4 21. Rad1 Bf5 22. Rxe8+ Rxe8
23. Qxc3 Bxc3 24. f3 Re2 {Dungl,M (1963)-Stukheil,M (1522) Zlate Hory 2006 1/
2-1/2 (59)}) ({RR} 10. Nxc5 Nxc5 11. Re1 Ne6 12. Qf3 O-O 13. Be3 c6 14. c4 f5
15. Rad1 Qf6 16. c3 f4 17. Bd4 Qh4 18. Bc2 d6 19. g3 Qh3 20. c5 dxc5 21. Be5
Ng5 22. Qg2 Qxg2+ 23. Kxg2 Bh3+ 24. Kh1 f3 {Christer,J (2038)-Dang,D (2112)
Hue 2009 0-1}) ({RR} 10. Nxc5 Nxc5 11. Re1 Ne6 12. f4 O-O 13. Be3 Qh4 14. g3
Qf6 15. c4 d6 16. c3 Rd8 17. Bc2 g6 18. f5 gxf5 19. Rf1 Ng7 20. Qd2 Re8 21. Rf2
Bd7 22. Raf1 Qg6 23. Bd4 Re7 24. Bxg7 Kxg7 {Rosino,A (2189)-Janulynas,J (1805)
Kaunas 2012 1-0 (61)}) 10... a6 11. c3 O-O 12. b4 Ba7 13. c5 d6 14. c6 Qf6 15.
Bb2 Qg5 16. Kh1 Qd5 17. f4 Nd8 18. c4 Qf5 19. Bc2 Qg4 20. cxb7 Nxb7 21. Rf3 f6
22. Qd2 Bf5 23. Nf2 Bxf2 24. h3 Qh5 25. Qd5+ Qf7 26. Qxf5 g6 27. Qe4 d5 28. Qe2
Bb6 29. c5 Ba7 30. Ba4 a5 31. Re3 Qg7 32. Bc6 Rfb8 33. Re7 Qf8 34. Qe6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.10"]
[White "Matsuura, Everaldo"]
[Black "Awoki, Daniel Teidi"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2410"]
[BlackElo "2152"]
[PlyCount "163"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3
Bb4 9. a3 Be7 10. f4 ({RR} 10. g4 h6 11. h4 b5 12. Rg1 Bb7 13. Be2 Nxd4 14.
Bxd4 e5 15. Bf2 Bc5 16. Bxc5 Qxc5 17. O-O-O O-O-O 18. Nd5 Bxd5 19. exd5 d6 20.
Kb1 Kb7 21. Rge1 Ka7 22. Bf1 Rb8 23. Re3 b4 24. Qe2 Rb6 {Smirin,I (2654)
-Ganguly,S (2571) Moscow 2007 1-0 (68)}) 10... d6 11. Be2 O-O 12. O-O-O ({RR} 
12. O-O Nxd4 13. Bxd4 b5 14. f5 Bb7 15. Bf3 e5 16. Bf2 Bc6 17. g4 h6 18. Rfe1
a5 19. Nd5 Nxd5 20. exd5 Bd7 21. Be4 Rfc8 22. Be3 Qd8 23. Bd3 Bg5 24. Bxg5 hxg5
25. Re3 Qb6 26. c3 f6 {Silva,D (1958)-Molina,R (2414) Florianopolis 2013 0-1 
(48)}) 12... Rb8 $146 ({RR} 12... Na5 13. g4 e5 14. Nf5 Bxf5 15. exf5 Ne4 16.
Qd3 Nxc3 17. Qxc3 Qxc3 18. bxc3 Rac8 19. Kb2 Nc4+ 20. Bxc4 Rxc4 21. Rhf1 Rfc8
22. Bd2 Bd8 23. Be1 Be7 24. h3 exf4 25. Rd4 Bf6 26. Rxd6 Rd8 27. Rd3 {Johansen,
D (2471)-Garbett,P (2312) Auckland 2005 1/2-1/2}) 13. g4 b5 14. g5 Nd7 15. f5
b4 16. Nxc6 Qxc6 17. axb4 Re8 18. g6 hxg6 19. fxe6 fxe6 20. Kb1 Nf8 21. h4 Rxb4
22. Nd5 Rxb2+ 23. Kxb2 exd5 24. Qxd5+ Qxd5 25. Rxd5 Bb7 26. Ra5 Bf6+ 27. Kc1
Bxe4 28. Rh2 Bxc2 29. Kxc2 Rxe3 30. Rxa6 Re4 31. Bd3 Rxh4 32. Rxh4 Bxh4 33.
Bc4+ Kh7 34. Rxd6 Be7 35. Rd1 g5 36. Re1 Bb4 37. Rh1+ Kg6 38. Bd3+ Kf6 39. Rf1+
Ke6 40. Bc4+ Ke5 41. Kb3 Bd6 42. Rd1 Be7 43. Re1+ Kf6 44. Rf1+ Ke5 45. Rf7 Bc5
46. Rxg7 Kf4 47. Kc2 g4 48. Kd3 g3 49. Bd5 Ke5 50. Kc4 Bf2 51. Re7+ Kd6 52. Re8
Nd7 53. Re6+ Kc7 54. Kb5 Nc5 55. Rc6+ Kd7 56. Kc4 Ke7 57. Kc3 Kd7 58. Rg6 Ke7
59. Kd2 Kd7 60. Ke2 Ke7 61. Kf3 Kd7 62. Bc4 Ke7 63. Kf4 Kd7 64. Ke5 Kc7 65. Kd5
Kb7 66. Be2 Kc7 67. Bf3 Kb7 68. Rg7+ Kb6 69. Kc4 Ka6 70. Rg6+ Ka5 71. Bg2 Ka4
72. Rb6 Ka3 73. Bc6 Ka2 74. Rb8 Ka3 75. Bd5 Be3 76. Re8 Bf2 77. Re2 Na4 78. Rc2
Nb6+ 79. Kd3 Nxd5 80. Rxf2 gxf2 81. Ke2 Kb4 82. Kxf2 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.11"]
[White "Santos, Marcus Vinicius Mor"]
[Black "De Albuquerque, Ian Telek C."]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "2331"]
[BlackElo "2089"]
[PlyCount "114"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. d5 Ne5 8. Nf3
Nfg4 9. Bd2 e6 10. Nxe5 Nxe5 11. f4 Nd7 12. dxe6 $146 ({RR} 12. O-O e5 13. f5
a5 14. Be3 Nc5 15. Bg4 Kh8 16. Qf3 Bf6 17. Qh3 g5 18. Rad1 b6 19. Qh6 Bd7 20.
Rf3 Bg7 21. Qxg5 Bf6 22. Qh5 Rg8 23. Rh3 Rg7 24. Bh6 Qg8 25. Bxg7+ Qxg7 26. Rf1
Rg8 {Gaehwiler,G (2419)-Mazur,S (2472) Balatonszarszo 2017 1-0 (42)}) 12...
fxe6 13. O-O b6 14. Qc2 Bb7 15. Rad1 Qe7 16. Bf3 Bh6 17. Be2 Rf7 18. g3 Raf8
19. Bg4 Rg7 20. h4 e5 21. Nd5 Bxd5 22. cxd5 exf4 23. Be6+ Kh8 24. Qxc7 Nc5 25.
Qxe7 Rxe7 26. Bc3+ Bg7 27. Rxf4 Rxf4 28. gxf4 Bxc3 29. bxc3 Nxe4 30. f5 gxf5
31. Rf1 Nxc3 32. Rxf5 Ne2+ 33. Kf2 Nd4 34. Rf8+ Kg7 35. Rd8 Nxe6 36. dxe6 Kf6
37. Rxd6 Rxe6 38. Rd7 Re7 39. Rd8 b5 40. Rb8 a6 41. Kf3 Ke5 42. Ke3 Kd5+ 43.
Kd3 Kc5 44. a3 Rg7 45. Rc8+ Kb6 46. Rh8 Rg3+ 47. Kc2 Rxa3 48. Rxh7 Rh3 49. h5
a5 50. Rh8 Kc5 51. h6 Kb4 52. h7 a4 53. Rb8 Rxh7 54. Kb2 Rh2+ 55. Ka1 a3 56.
Rb7 Ka4 57. Kb1 b4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.12"]
[White "Filgueiras, Nathan Felipe"]
[Black "Pironti, Francisco Ferrari"]
[Result "1-0"]
[ECO "C25"]
[WhiteElo "2321"]
[BlackElo "1953"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nc3 d6 3. d4 exd4 4. Qxd4 Nc6 5. Qd2 $146 ({RR} 5. Bb5 Bd7 6. Bxc6
bxc6 7. Nge2 Qf6 8. Qc4 Ne7 9. O-O Nc8 10. b4 Nb6 11. Qd3 Be7 12. Bb2 O-O 13.
f4 Qe6 14. Qh3 Qg6 15. Qd3 f5 16. e5 Be6 17. Rf3 Nc4 18. Rg3 Qf7 19. Nd1 dxe5 {
Mancini,X-Hohelj,S (2310) Paris 1994 0-1}) ({RR} 5. Qd1 Nf6 6. Bb5 Bd7 7. Nge2
g6 8. O-O Bg7 9. Bg5 h6 10. Be3 Ng4 11. Bc1 a6 12. Ba4 O-O 13. h3 Nf6 14. Bb3
Na5 15. Be3 Nxb3 16. axb3 Re8 17. Qd3 Bc6 18. f3 d5 19. exd5 Nxd5 {Nakamura,H 
(2787)-Harikrishna,P (2763) chess.com INT 2016 1-0 (64)}) ({RR} 5. Qd3 Nf6 6.
Bf4 Be7 7. O-O-O O-O 8. f3 Be6 9. a3 a5 10. g4 Nb4 11. Qe3 Nd7 12. h4 Bf6 13.
Nge2 Nb6 14. Nd4 Qe8 15. g5 Bxd4 16. Qxd4 f5 17. e5 Nc6 18. Qe3 dxe5 19. Bxe5
f4 {Bivol,A (2368)-Gelman,A (2403) chess.com INT 2021 1-0}) ({RR} 5. Bb5 Bd7 6.
Bxc6 Bxc6 7. Be3 Nf6 8. O-O-O Be7 9. f3 b5 10. g4 a5 11. Bf4 O-O 12. h4 b4 13.
Nce2 Nd7 14. h5 Nc5 15. Qc4 Qb8 16. Nd4 Bd7 17. h6 g6 18. Nge2 Qb7 19. Be3 Bf6
{Clifford,N (1975)-Canellas Magide,L (2075) Barcelona 1999 1/2-1/2 (54)}) ({RR
} 5. Qd1 g6 6. Be3 Bg7 7. Qd2 Be6 8. Nf3 Nf6 9. Nd4 Nxd4 10. Bxd4 O-O 11. Be2
c6 12. a4 Qa5 13. O-O Nxe4 14. Qe3 Bxd4 15. Qxd4 Nxc3 16. bxc3 Rad8 17. c4 Qe5
18. Qd2 d5 19. cxd5 Rxd5 {Maodus,S (2205)-Klaric,Z (2425) Zagreb 1999 0-1 (47)}
) 5... g6 6. b3 Bg7 7. Bb2 Nf6 8. f3 d5 9. O-O-O dxe4 10. Qxd8+ Nxd8 11. Nd5
Bh6+ 12. Kb1 Nxd5 13. Rxd5 Be6 14. Rd1 O-O 15. fxe4 Nc6 16. Nf3 Rfd8 17. Be2
Bg7 18. c4 Bg4 19. Rxd8+ Rxd8 20. Rd1 Rxd1+ 21. Bxd1 Nd4 22. b4 Nxf3 23. gxf3
Be6 24. Be2 g5 25. a4 h5 26. Kc2 g4 27. c5 Bh6 28. Be5 Bd7 29. Kb3 Be6+ 30. Kc3
Bd7 31. fxg4 hxg4 32. b5 Be3 33. Bd4 Bf4 34. Bg1 Kg7 35. Bc4 Kf6 36. a5 Kg5 37.
b6 axb6 38. cxb6 Be5+ 39. Kd3 Kf6 40. Bd4 Bc6 41. Bxe5+ Kxe5 42. Bd5 Kd6 43.
Bxc6 Kxc6 44. bxc7 Kxc7 45. Ke3 Kc6 46. Kf4 Kb5 47. Kxg4 Kxa5 48. h4 b5 49. h5
1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.13"]
[White "Cordero, Daniela"]
[Black "Terao, Juliana Sayumi"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2028"]
[BlackElo "2198"]
[PlyCount "11"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. e3 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.14"]
[White "Simeao, Miguel Roberto Rani"]
[Black "Silva, Kaua Marques"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1962"]
[BlackElo "2142"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 {Ribli,Z} e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 Nge7 6. Nge2 d6 7. O-O
h5 8. h4 ({RR} 8. h3 h4 9. g4 f5) 8... Bg4 ({RR} 8... Nd4 9. Nxd4 ({RR} 9. d3)
9... exd4 10. Ne2 g5 11. hxg5 d3 ({RR} 11... h4 12. d3) 12. Nf4 h4 13. Nh5 ({RR
} 13. g4 Nc6 14. Nh3 Nd4 15. f4 Be6 ({RR} 15... c6) ({RR} 15... Ne2+ 16. Kh2
Bxg4 17. Qb3)) 13... Bd4 14. Nf6+ ({RR} 14. gxh4 Ng6) 14... Kf8 15. gxh4 Ng6
16. h5 Nf4 17. Qf3 Ne2+ 18. Kh1 Bxf6 {0-1 (18) Franco Ocampos,Z (2482)-Akopian,
V (2656) Linares 2001 CBM 081 [Ribli,Z]} {RR} 19. gxf6 ({RR} 19. Qxf6 Rxh5+)
19... Qe8 ({RR} 19... Qxf6 20. Qxf6 Rxh5+ 21. Bh3 Bxh3 22. Qf3 Rh7 ({RR} 22...
Bg4+ 23. Kg2 Bxf3+ 24. Kxf3 Rh3+ 25. Kg4 Rh7)) 20. Bh3 Bxh3 21. Qxh3 Qxe4+ 22.
f3 Qf4 23. Re1 Rxh5 24. Qxh5 Ng3+) ({RR} 8... g5 9. hxg5 h4 10. f4 hxg3 11. f5
Nxf5 12. exf5 Qxg5 13. Qe1 e4 14. Nxe4 Qh5 15. Nf6+ Bxf6 16. Nxg3+ Kd8 17. Nxh5
Bd4+ 18. Rf2 Rxh5 19. Bxc6 bxc6 20. d3 Bxf2+ 21. Qxf2) 9. d3 ({RR} 9. f3 Be6
10. d3 Nd4 11. Nxd4 exd4 12. Ne2 Nc6 13. f4 Bg4 14. Bd2 a5 15. b3 Nb4 16. Be1
a4 17. Bxb4 axb3 18. Bf3 b2 19. Rb1 Bh3 20. Rf2 c5 21. Be1 Rxa2 22. Qb3 Qa8 23.
Rxb2 Ra1 {Ptacnikova,L (2200)-Ilyasli,U (2310) chess.com INT 2021 1-0 (44)})
9... Qd7 $146 ({RR} 9... Nd4 10. f3 Be6 11. Nxd4 exd4 12. Nd5 c6 13. Nxe7 Qxe7
14. Bd2 O-O 15. Qc1 d5 16. cxd5 cxd5 17. Qe1 Qd7 18. Bf4 Rfc8 19. Qd2 Rc6 20.
a3 Rac8 21. Rac1 b6 22. Rxc6 Qxc6 23. Rc1 Qxc1+ 24. Qxc1 {Nordio,G (1923)
-Bossi,A (2014) Crema 2016 1/2-1/2 (38)}) 10. Kh2 O-O 11. Bg5 Kh7 12. Nd5 Ng8
13. b4 Nd8 14. Qd2 c6 15. Ndc3 Be6 16. Be3 Nh6 17. f3 d5 18. cxd5 cxd5 19. exd5
Bxd5 20. Nxd5 Qxd5 21. Rac1 Ne6 22. Nc3 Qd7 23. Ne4 Rfd8 24. Rfd1 Nf5 25. Bf2
Nfd4 26. Be3 Nf5 27. Bf2 Qb5 28. Ng5+ Nxg5 29. hxg5 Bf8 30. Bc5 Bg7 31. Rc4 b6
32. Bf2 Rac8 33. Re4 Qa4 34. Re2 Nd4 35. Bxd4 Rxd4 36. Rb1 Rcd8 37. Rb3 Qd7 38.
Re3 h4 39. g4 Qd6 40. Kh1 Rc8 41. Rc3 Qxb4 42. Rc2 Qb1+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.15"]
[White "Ribeiro, Matheus Mendes Domi"]
[Black "Cardoso, Maria Paula Da Silv"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2130"]
[BlackElo "1780"]
[PlyCount "89"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Be7 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 d6 8.
Be2 c6 9. O-O O-O 10. Rd1 $146 ({RR} 10. Be3 b6 11. f3 Bb7 12. Rad1 Re8 13. Qd2
Qc7 14. Rfe1 Rad8 15. Bf1 Qc8 16. Bd4 Nd7 17. Qf4 Nf8 18. Qg3 Ng6 19. Qf2 Bf8
20. g3 Ne5 21. b3 g6 22. Be2 d5 23. cxd5 cxd5 24. Nxd5 Bxd5 {Gregorz,R-Wheeler,
J Chicago 1993 1/2-1/2 (40)}) 10... Qb6 11. Qxb6 axb6 12. Bf4 Rd8 13. Rd2 Be6
14. Rad1 Ne8 15. b3 Bf6 16. Na4 Ra6 17. e5 Be7 18. exd6 Bf8 19. h3 f6 20. c5
Rxa4 21. bxa4 bxc5 22. Rb2 Rd7 23. a5 Kf7 24. a6 bxa6 25. Bxa6 Bxd6 26. Bc8 Rd8
27. Bxe6+ Kxe6 28. Re2+ Kf7 29. Bxd6 Rxd6 30. Rxd6 Nxd6 31. a4 c4 32. Kf1 Nb7
33. Ke1 h5 34. Ra2 Na5 35. Kd2 Ke6 36. Kc3 c5 37. Rb2 Kd5 38. Rb5 Nb3 39. Rb8
Na5 40. Ra8 Nc6 41. a5 Nd4 42. Rd8+ Kc6 43. Kxc4 Ne6 44. Rb8 Nc7 45. Rb6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.16"]
[White "Melian, Juan Sebastian"]
[Black "Jenidarchiche, Douglas Rodrigo"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "2238"]
[BlackElo "1845"]
[PlyCount "79"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Lukacs,P} e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Na5 5. Nge2 Nxc4 ({RR} 5... c6
6. a4 ({RR} 6. O-O b5 7. Bb3 b4 8. Nb1 Nxb3 9. axb3 d5 10. Nd2 Bd6) 6... Nxc4
7. dxc4 Bc5) ({RR} 5... Be7) 6. dxc4 Bc5 7. f3 ({RR} 7. Qd3 d6 ({RR} 7... Ng4
8. O-O ({RR} 8. Qf3 Bxf2+ ({RR} 8... Nxf2 9. Rf1 O-O 10. b4) 9. Kf1 ({RR} 9.
Kd1 d5 10. cxd5 ({RR} 10. exd5 Bb6) 10... Bc5) 9... d5 ({RR} 9... Qh4 10. Nd5
Bb6 11. h3 Nh6 12. c5) 10. exd5 Bc5 11. h3 ({RR} 11. Ne4 Be7) 11... Nf6 12. Qg3
({RR} 12. Bg5 Be7) 12... O-O 13. Qxe5 Re8) ({RR} 8. Nd1 d6 9. f3 Nf6 10. Ndc3
Be6 11. b3 Nd7 12. Bd2 O-O) 8... O-O ({RR} 8... Qh4 9. Qg3 Qxg3 10. Nxg3 d6 ({
RR} 10... O-O 11. h3 Nf6 12. Bg5) 11. Nd5) 9. h3 Nf6) 8. Be3 ({RR} 8. h3 Be6 9.
b3 ({RR} 9. Bd2 a6 10. Rf1 Nd7 11. b3 O-O 12. g4 c6 13. Qg3 b5) 9... c6 10. Bb2
O-O 11. Rd1 a6 12. O-O b5 13. cxb5 axb5) ({RR} 8. O-O a6 ({RR} 8... c6 9. b3
Be6 10. Na4 ({RR} 10. Bb2 Qe7 11. Rad1 Rd8 12. Na4 Nd7 13. Nxc5 Nxc5 14. Qe3
O-O 15. f4 f6) 10... Nd7 11. Nxc5 Nxc5 12. Qe3 b6 13. f4 f6 14. Ba3 Nb7 15. Nc3
Qc7 16. Rad1 O-O-O) 9. a3 h6 10. b4 Ba7 11. Bb2 Be6 12. Rad1 O-O 13. Nd5 Nxd5
14. cxd5 Bd7 15. Ng3 g6 16. Kh1 Qh4 17. c4 Rae8 18. Rde1 b5) 8... Bxe3 9. Qxe3
Be6 ({RR} 9... O-O 10. Ng3 Be6 11. b3 Ng4 12. Qf3 Nh6 13. Nf5 Qf6 14. Nd5 ({RR
} 14. Nxh6+ Qxh6) 14... Bxd5 15. Nxh6+ Qxh6 16. cxd5 f5 17. exf5 e4 18. Qe2
Rxf5 19. O-O Qh4) 10. b3 O-O 11. h3 ({RR} 11. f3 Nd7) 11... a6 12. a4 Nd7 13.
g4 ({RR} 13. O-O f5) 13... h6 14. Ng3 Qg5 15. Qxg5 hxg5 16. f3 ({RR} 16. Nd5
Bxd5 17. cxd5) 16... g6 ({RR} 16... Kh7 17. Nd5 Bxd5 ({RR} 17... Rac8 18. h4)
18. cxd5 g6 19. h4 gxh4 20. Rxh4+ Kg7 21. Kd2 Rh8) 17. h4 gxh4 18. Rxh4 Kg7 19.
Kf2 Rh8 20. Rxh8 ({RR} 20. Rah1 Rxh4 21. Rxh4) 20... Rxh8 21. Rh1 Rxh1 {
Mitkov,N (2514)-Akopian,V (2660) Yerevan 2001 CBM 086 [Lukacs,P] 0-1 (49)}) ({
RR} 7. Bg5 Bxf2+) ({RR} 7. Ng3 d6 8. O-O Be6 9. Qd3 g6 10. Bd2 Nd7 11. Rad1 h5
12. Nf5 Qf6 13. Ne3 c6) ({RR} 7. Qd3 Ng4 8. O-O Qh4 9. Qg3 Qxg3 {1/2-1/2 (9)
Llaudy Pupo,L (2306)-Miranda Llanes,Y (2264) Cienfuegos 2016}) 7... a6 8. Qd3
d6 9. Be3 Be6 $146 ({RR} 9... Bxe3 10. Qxe3 Be6 11. c5 dxc5 12. Qg5 O-O 13.
Qxe5 b6 14. Rd1 Qc8 15. O-O Re8 16. Qg3 Qb7 17. Nf4 Bc4 18. Rfe1 Red8 19. e5
Ne8 20. b3 Be6 21. Ne4 Rd4 22. c3 Rxd1 23. Rxd1 Bf5 24. Nf6+ {Wustefeld,E 
(2317)-Jonkman,H (2470) Hilversum 2006 1-0 (45)}) ({RR} 9... Nd7 10. O-O Qg5
11. Nd5 O-O 12. Rf2 Qd8 13. b3 Bxe3 14. Qxe3 b5 15. Qc3 Nc5 16. Qa5 bxc4 17.
Qxc7 Qxc7 18. Nxc7 Ra7 19. Nd5 Be6 20. Nec3 g6 21. b4 Nd7 22. Rd2 Nb8 23. Ne2
Nc6 24. c3 {Bhend,E (2248)-Melkumyan,H (2656) Basel 2013 1/2-1/2 (62)}) 10. b3
Qd7 11. a4 Bxe3 12. Qxe3 h6 13. a5 Qe7 14. g4 g5 15. O-O-O Nd7 16. Ng3 Nb8 17.
Kb2 Nc6 18. Ra1 O-O-O 19. Nd5 Qf8 20. h4 f6 21. h5 Kd7 22. Rhd1 Bxd5 23. cxd5
Ne7 24. c4 Rb8 25. Rdc1 Qd8 26. c5 Ke8 27. Rc2 Kf7 28. Rac1 c6 29. Rd2 cxd5 30.
exd5 Rc8 31. Ne4 dxc5 32. d6 Nc6 33. Rxc5 Qd7 34. Qc3 Nd4 35. Rxd4 exd4 36.
Qxd4 Qe6 37. Rf5 Kg7 38. Rxf6 Qd7 39. Rg6+ Kf8 40. Qxh8+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.17"]
[White "Saito, Vinicius"]
[Black "Sanches De Carvalho, Fabio"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2147"]
[BlackElo "1838"]
[PlyCount "153"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. a4 Nc6 5. O-O Nf6 6. d3 a6 ({RR} 6... e6 7.
b3 Be7 8. Bb2 O-O 9. Nbd2 b6 10. Nc4 a6 11. Bxc6 Bxc6 12. e5 Ne8 13. a5 b5 14.
exd6 Nxd6 15. Nb6 Rb8 16. Ne5 Be8 17. d4 cxd4 18. Qxd4 f6 19. Nd3 e5 20. Qd5+
Bf7 21. Qc6 {Hess,R (2572)-Motylev,A (2695) Khanty-Mansiysk 2009 1/2-1/2}) ({RR
} 6... g6 7. Re1 Bg7 8. Nc3 O-O 9. Bf4 Nh5 10. Bd2 Rc8 11. h3 e6 12. Bc4 a6 13.
Qc1 Qc7 14. Bh6 {1/2-1/2 (14) Kokoszczynski,J (2264)-Dzida,K (2090) Warsaw POL
2019}) 7. Bc4 e6 8. Re1 $146 ({RR} 8. Nc3 Be7 9. h3 Na5 10. e5 Nxc4 11. exf6
Bxf6 12. dxc4 Bc6 13. Bf4 e5 14. Bg3 O-O 15. Nd5 e4 16. Nd2 Bxb2 17. Rb1 Bf6
18. Nxe4 Be7 19. Re1 Re8 20. Nxe7+ Rxe7 21. Qg4 Rxe4 22. Rxe4 Bxe4 {Cochet,C 
(2032)-Houck,V (1721) France 2009 1-0}) 8... Be7 9. c3 Na5 10. Ba2 O-O 11. Nbd2
b5 12. axb5 axb5 13. Bb1 Qc7 14. Nf1 Nc6 15. Rxa8 Rxa8 16. Bg5 b4 17. d4 e5 18.
Ne3 cxd4 19. cxd4 Bg4 20. Nf5 Bd8 21. d5 Na5 22. Ne3 Bh5 23. Bd3 Nb7 24. Bxf6
Bxf6 25. g4 Bg6 26. Nc4 Nc5 27. Qe2 h6 28. Kg2 Rc8 29. Rc1 Nb3 30. Re1 Nc5 31.
Rc1 Nb3 32. Re1 Nc5 33. Ncd2 Qd7 34. h3 Be7 35. Ra1 Qb7 36. Bb5 Rb8 37. Bc6 Qb6
38. b3 Qc7 39. Qe3 Qc8 40. Kg3 Kh7 41. h4 f6 42. h5 Be8 43. Bxe8 Qxe8 44. Ra7
Qd8 45. Nh4 Ra8 46. Rxa8 Qxa8 47. Nf5 Qb7 48. Qe2 Kg8 49. Qc4 Kf7 50. Kf3 Qa7
51. Ne3 Qa3 52. Ke2 Bd8 53. Qc2 Qa6+ 54. Nec4 Ke7 55. Qb2 Bc7 56. f3 Kd7 57.
Nf1 Na4 58. Qd2 Nc3+ 59. Kf2 Bb6+ 60. Kg2 Bc5 61. Ng3 Nb1 62. Qb2 Na3 63. Nd2
Ke8 64. Ndf1 Qd3 65. Qe2 Qxe2+ 66. Nxe2 Nc2 67. Nc1 Bd4 68. Ng3 Kf7 69. Nf5
Ne3+ 70. Nxe3 Bxe3 71. Na2 Bc5 72. Nc1 Bd4 73. Ne2 Bc5 74. Ng3 Kf8 75. Nf5 Kf7
76. Nh4 Kf8 77. Kf1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.18"]
[White "Vargas, Gabriela"]
[Black "Da Cunha, Gabriela Goes"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2084"]
[BlackElo "1837"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 cxd4 5. exd4 Be7 6. Nbd2 b6 7. Bxf6 ({RR} 
7. c3 O-O 8. Bd3 Ba6 9. Bxa6 Nxa6 10. Qe2 Nc7 11. Bxf6 Bxf6 12. a4 d6 13. O-O
g6 14. g3 {1/2-1/2 (14) Seirawan,Y (2610)-Sax,G (2610) Rotterdam 1989}) ({RR} 
7. a4 a6 8. Bd3 Bb7 9. c3 d6 10. Qe2 Nbd7 11. Nc4 Qc7 12. Ne3 O-O 13. O-O Rfe8
14. Rfe1 Bf8 15. Bh4 h6 16. Nd2 g6 17. h3 Bg7 18. Bg3 Nh5 19. Bh2 e5 20. Bc4
Nf4 21. Qf1 Nf6 {Ratkovic,M (2437)-Pikula,D (2393) Arandjelovac SRB 2021 1-0 
(38)}) 7... Bxf6 8. Bd3 Bb7 9. Qe2 O-O $146 ({RR} 9... d6 10. c3 Nd7 11. O-O
O-O 12. Rad1 a6 13. Rfe1 b5 14. Bb1 g6 15. Be4 Qc7 16. Bxb7 Qxb7 17. Ne4 Qc6
18. h4 Bg7 19. h5 Nf6 20. hxg6 hxg6 21. Nxf6+ Bxf6 22. d5 exd5 23. Qd2 Rad8 24.
Qxd5 {Ernst,R (2230)-Messmer,M (2295) Germany 1995 1/2-1/2 (33)}) 10. h4 g6 11.
Rh3 Nc6 12. c3 d5 13. Kf1 Qc7 14. Re1 Rae8 15. Ne5 Nxe5 16. dxe5 Bg7 17. h5 f6
18. Nf3 fxe5 19. Nxe5 Bxe5 20. Qxe5 Qxe5 21. Rxe5 Rf6 22. hxg6 hxg6 23. Rg5 Re7
24. Rh6 Kg7 25. Rgxg6+ Rxg6 26. Rxg6+ Kf7 27. Rh6 e5 28. Rh7+ Kf6 29. Rxe7 Kxe7
30. Ke2 Kf6 31. Ke3 Kg5 32. g3 Kg4 33. Be2+ Kf5 34. f4 e4 35. g4+ Kf6 36. Kd4
Bc6 37. c4 dxc4 38. Bxc4 Bb7 39. Bf1 Bc6 40. Ke3 Bd7 41. g5+ Kg6 42. Kxe4 Bf5+
43. Ke5 Bb1 44. Bc4 a5 45. Be6 b5 46. Bd5 Kg7 47. f5 Bd3 48. f6+ Kf8 49. Be4
Bc4 50. b3 Bg8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.19"]
[White "Kropff, Ricardo"]
[Black "Branquinho, Eduardo De Medeiros"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2052"]
[BlackElo "1815"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. O-O
Qc7 ({RR} 8... d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Bf3 Qxd1 12. Rxd1 Nc6 13. Be3
Be7 14. Nc5 Bc8 15. c3 f5 16. Na4 Be6 17. Bxc6+ bxc6 18. Bc5 Bd8 19. Re1 Bf6
20. Bd6 e4 21. f3 Rd8 22. fxe4 fxe4 23. Ba3 {Fishbein,A (2460)-Gonzalez,B 
(2385) Maringa 1991 1-0 (75)}) 9. Bg5 ({RR} 9. f4 exf4 10. Bxf4 Nc6 11. Qd2 Be7
12. Rad1 Rd8 13. Nd5 Bxd5 14. exd5 Ne5 15. Kh1 O-O 16. c3 b5 17. Qd4 Nfd7 18.
g4 f6 19. Qe3 Nb6 20. Rg1 Nbc4 21. Qe4 Nxb2 22. Rc1 Nbc4 23. Nd4 g5 {
Eynullayev,A (2227)-Kamara,A (1899) chess.com INT 2021 1-0 (37)}) 9... Nbd7 10.
a4 Be7 $146 ({RR} 10... Rc8 11. Rc1 Be7 12. Kh1 O-O 13. f3 Rfd8 14. Qd2 Nb6 15.
Bxf6 Bxf6 16. Nd5 Bxd5 17. exd5 Nxa4 18. Qb4 Nc5 19. Na5 Qe7 20. c3 Bg5 21. Rc2
Rc7 22. Qb6 Rcd7 23. Ra1 e4 24. b4 Nd3 25. Qd4 {Mehrer,M (2055)-Romero Perera,
E (2165) Barcelona 1996 1/2-1/2 (42)}) 11. Re1 O-O 12. Bf3 Rac8 13. Re2 Rfd8
14. a5 h6 15. Bxf6 Nxf6 16. Nd5 Nxd5 17. exd5 Bf5 18. c3 Bg5 19. g3 Rf8 20. h4
Bd8 21. Ra4 Bd7 22. Rb4 f5 23. c4 g5 24. hxg5 hxg5 25. c5 Bb5 26. Rc2 Be7 27.
c6 Kg7 28. Be2 bxc6 29. Bxb5 axb5 30. dxc6 f4 31. Rxb5 Rb8 32. Qd5 fxg3 33.
fxg3 Qa7+ 34. Kg2 Qa6 35. Nc5 Rxb5 36. Nxa6 Rxd5 37. Nc7 Rxa5 38. Ne6+ Kf7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.20"]
[White "Santos, Abel Cardoso Dos"]
[Black "Vargas, Goncalo Cintra"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "1854"]
[BlackElo "2041"]
[PlyCount "70"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3
e6 9. Nf3 Bg4 10. Qd2 Qd7 11. Be2 Bxf3 12. gxf3 O-O-O 13. O-O-O Bb4 14. a3 Na5
15. Kb1 $146 ({RR} 15. Qc2 Naxc4 16. Bf2 Bxc3 17. Qxc3 Qa4 18. Be1 Rd5 19. Kb1
Nxe5 20. b3 Qd7 21. Bg3 Nc6 22. Rc1 Rd8 23. b4 Rf5 24. b5 Nd5 25. Qc5 Nb8 26.
Qxa7 Nf4 27. Rc2 Qd6 28. Rhc1 Rd7 29. b6 c6 {Henry,G (2128)-Mrdja,M (2373)
Marseille 2005 1-0 (48)}) 15... Naxc4 16. Bxc4 Nxc4 17. Qd3 Nxe3 18. Qxe3 Bxc3
19. Qxc3 Qd5 20. Rd3 Rd7 21. b4 Rhd8 22. Rhd1 f6 23. exf6 gxf6 24. Kb2 e5 25.
dxe5 Qxe5 26. Qxe5 fxe5 27. Kc3 Rxd3+ 28. Rxd3 Rxd3+ 29. Kxd3 Kd7 30. b5 Ke6
31. Ke4 c5 32. bxc6 bxc6 33. a4 a5 34. h3 c5 35. Kd3 Kd5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.21"]
[White "Fernandez Barrero, Javier"]
[Black "Santanna, Paulo"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1743"]
[BlackElo "2021"]
[PlyCount "42"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. g3 Nc6 4. d3 g6 5. Bg2 Bg7 6. O-O d6 7. Nbd2 ({RR} 7. a4
Rb8 8. c3 e5 9. Na3 Nge7 10. Nc2 O-O 11. d4 exd4 12. cxd4 Bg4 13. d5 Ne5 14.
Ne3 Bxf3 15. Bxf3 Nxf3+ 16. Qxf3 f5 17. a5 Qd7 18. Nc4 Rbe8 19. Bd2 fxe4 20.
Qxe4 Nf5 21. Qg4 Qf7 {Maki,V (2430)-Cramling,P (2470) Helsinki 1991 1-0 (55)})
7... Nf6 8. Nc4 $146 ({RR} 8. c3 O-O 9. Qe2 Bd7 10. Re1 Rc8 11. Nf1 b5 12. Bd2
Ne8 13. Ne3 Rb8 14. h4 b4 15. h5 Nc7 16. Nd5 Nb5 17. Rac1 bxc3 18. bxc3 e6 19.
Ne3 Na3 20. Nd1 Nb1 21. Bf4 e5 22. h6 exf4 {Wagman,S (2142)-Jakobsen,O (2385)
Lignano Sabbiadoro 2005 1-0 (44)}) ({RR} 8. c3 e5 9. Re1 O-O 10. Nf1 h6 11. h4
b5 12. d4 Bb7 13. N1h2 Qd7 14. Be3 cxd4 15. cxd4 Nxd4 16. Nxd4 exd4 17. Bxd4
Rac8 18. Bxf6 Bxf6 19. Ng4 Bg7 20. e5 Bxg2 21. Kxg2 Qb7+ 22. Kg1 dxe5 {Sanchez
Coves,J (1574)-Gomez Jorge,F (1767) Barcelona 2017 1/2-1/2}) ({RR} 8. Re1 Nd7
9. c3 O-O 10. Nc4 b5 11. Ne3 Rb8 12. d4 cxd4 13. cxd4 Nb6 14. b3 a5 15. Bb2 Bb7
16. Rc1 a4 17. Qe2 b4 18. d5 Ne5 19. Nxe5 dxe5 20. Ng4 Qd6 21. f4 f6 22. Qe3
Nd7 {Azimova,K (1948)-Bukhteeva,V (2160) Dagomys 2009 0-1 (43)}) 8... O-O 9.
Ne3 Rb8 10. Nd2 e6 11. f4 Ne7 12. g4 d5 13. e5 Ne8 14. g5 h5 15. Rf3 b5 16. Rh3
Nf5 17. Nxf5 exf5 18. Bf3 Nc7 19. Nb3 c4 20. Nd4 Ne6 21. Nc6 Qb6+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.22"]
[White "Santos, Isaque Goncalves"]
[Black "Guedes, Washington Luis"]
[Result "0-1"]
[ECO "E80"]
[WhiteElo "1996"]
[PlyCount "40"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 a6 6. Be3 Nbd7 7. Qd2 c6 8. Bh6 ({
RR} 8. c5 O-O 9. cxd6 exd6 10. Bd3 c5 11. Nge2 b5 12. O-O Bb7 13. a3 cxd4 14.
Bxd4 Nc5 15. Bc2 Ne6 16. Be3 d5 17. exd5 Nxd5 18. Nxd5 Qxd5 19. Qxd5 Bxd5 20.
Nc3 Bxc3 21. bxc3 Rac8 22. Bd2 Rfd8 {Parligras,M (2594)-Nevednichy,V (2563)
Bazna 2014 1/2-1/2 (45)}) 8... Bxh6 ({RR} 8... O-O 9. h4 b5 10. g4 Nb6 11. h5
e5 12. Bxg7 Kxg7 13. O-O-O Qe7 14. hxg6 fxg6 15. c5 exd4 16. cxd6 Qxd6 17. e5
Qxe5 18. Re1 Qc5 19. Qh6+ Kg8 20. Bd3 dxc3 21. Bxg6 cxb2+ 22. Kb1 Ra7 23. Bc2 {
Lale,O (1829)-Bogaakca,M (1671) Antalya TUR 2019 0-1}) 9. Qxh6 b5 10. a3 Qa5
$146 ({RR} 10... Rb8 11. Qd2 O-O 12. h4 e5 13. b4 Qe7 14. Rd1 Bb7 15. g4 exd4
16. Qxd4 d5 17. g5 Nh5 18. c5 Rbd8 19. Kf2 Rfe8 20. Bd3 Ne5 21. Nge2 dxe4 22.
Qxe4 Nxd3+ 23. Kg2 Qc7 24. Qg4 Bc8 25. Qe4 {Jurcak,M (1847)-Pacher,M (2029)
Bratislava 2003 0-1 (33)}) 11. b4 Qc7 12. c5 a5 13. Rb1 axb4 14. axb4 dxc5 15.
bxc5 e5 16. d5 cxd5 17. Bxb5 d4 18. Qg7 Rg8 19. Qxf6 dxc3 20. Bc4 Nxf6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.23"]
[White "Ikejiri, Daniel Yoshito"]
[Black "Lima, Hamilton Da Silva"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1916"]
[BlackElo "1778"]
[PlyCount "37"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. dxe5 Nxe5 5. Nxe5 dxe5 6. Qxd8+ Kxd8 7. Nc3 c6
({RR} 7... a6 8. Be3 Bd6 9. O-O-O Nf6 10. Be2 h6 11. f4 Ke8 12. Rhf1 Be6 13. f5
Bd7 14. g4 Bc6 15. Bf3 Rd8 16. h4 Be7 17. g5 hxg5 18. hxg5 Rxd1+ 19. Rxd1 Nd7
20. Rh1 Rxh1+ 21. Bxh1 f6 22. gxf6 {Demir,A (1354)-Tekinyer,G Konya TUR 2019
1-0 (52)}) 8. Bc4 f6 ({RR} 8... Ke8 9. a4 Bb4 10. Be3 Nf6 11. f3 Ke7 12. Kf2
Be6 13. Bxe6 Kxe6 14. Ne2 g6 15. Nc1 Nd7 16. Nb3 a5 17. Rhd1 f5 18. exf5+ gxf5
19. Rd3 f4 20. Bd2 Bc5+ 21. Kf1 Bb6 22. Re1 Rhf8 23. Bc3 {Severina,M (2276)
-Cerveny,M (2394) Pardubice 2015 1/2-1/2 (45)}) 9. Be3 Bb4 10. O-O $146 ({RR} 
10. O-O-O+ Kc7 11. Ne2 g5 12. c3 Be7 13. Ng3 h5 14. Bxg8 Rxg8 15. Nxh5 Bg4 16.
Nxf6 Bxf6 17. f3 Be6 18. Kb1 b6 19. b3 Rad8 20. c4 Rxd1+ 21. Rxd1 Rd8 22. Rxd8
Bxd8 23. h3 Be7 24. Kc2 a5 {Lapenko,A (1654)-Anastasiev,V (2049) Kemerovo 2011
1/2-1/2 (43)}) ({RR} 10. O-O-O+ Kc7 11. Ne2 b5 12. Bb3 h5 13. h4 Nh6 14. f3 f5
15. exf5 Bxf5 16. Ng3 Bg6 17. c3 Bd6 18. Bc2 Bxc2 19. Kxc2 g6 20. Ne4 Nf5 21.
Bg5 Be7 22. Bxe7 Nxe7 23. Ng5 Nd5 24. Rhe1 Rhe8 {Meduna,E (1842)-Petruska,M 
(2006) Brno 2010 1/2-1/2}) ({RR} 10. O-O-O+ Kc7 11. Ne2 Bg4 12. f3 Bh5 13. Rd3
Ne7 14. Rhd1 Rhd8 15. Rxd8 Rxd8 16. Rxd8 Kxd8 17. Bxa7 Nc8 18. Be3 Nd6 19. Bd3
Ba5 20. c3 Bf7 21. b3 b5 22. Kc2 Be6 23. g4 g5 24. Ng3 Kd7 {Jaramillo,V-Lopez,
L Barranquilla 1995 1-0 (64)}) 10... Ne7 11. Rfd1+ Kc7 12. Ne2 Ng6 13. c3 Be7
14. a4 Bd7 15. h3 Rhf8 16. a5 Rad8 17. Bxa7 Kc8 18. Bb6 Rde8 19. a6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.24"]
[White "Cruz, Natan Gomes"]
[Black "Matiuci, Bernardo Steinle"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1888"]
[BlackElo "1546"]
[PlyCount "45"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Qc7 5. O-O g6 ({RR} 5... a6 6. Bxc6 dxc6
7. h3 e5 8. d3 h6 9. a4 a5 10. Nd2 Be6 11. b3 g6 12. Nc4 Nh5 13. Bb2 Bg7 14.
Ne2 b5 15. Ne3 O-O 16. axb5 cxb5 17. c4 Nf4 18. Nc3 Qb7 19. Qc2 Rfd8 20. Ncd5 {
Wang,H (2638)-Wang,Y (2656) Shandong 2007 1-0 (40)}) 6. Re1 d6 $146 ({RR} 6...
Bg7 7. d3 a6 8. e5 Ng4 9. Bxc6 dxc6 10. Bf4 h5 11. h3 Nh6 12. Ne4 b6 13. Qd2
Be6 14. Nf6+ Kf8 15. Ng5 Nf5 16. Ngh7+ Rxh7 17. Nxh7+ Kg8 18. Ng5 Qd7 19. c3
Rd8 20. Qe2 a5 21. g4 {Szmetan,J-Pelikan,J Santa Fe 1973 1-0}) ({RR} 6... Bg7
7. e5 Ng4 8. Bxc6 dxc6 9. Qe2 O-O 10. h3 Nh6 11. d3 Nf5 12. Bf4 Be6 13. Ne4 Nd4
14. Nxd4 cxd4 15. Ng5 Bd5 16. Qg4 e6 17. Qh4 h6 18. Ne4 Bxe4 19. Rxe4 {1-0 (19)
Barski,R (2471)-Warakomski,T (2497) Chorzow POL 2019}) ({RR} 6... Bg7 7. e5 Ng4
8. Bxc6 dxc6 9. Qe2 O-O 10. d3 Be6 11. Bf4 Nh6 12. Qe3 Nf5 13. Qxc5 a5 14. Ne4
Rfd8 15. Qc3 b5 16. Qd2 h6 17. h3 g5 18. Bh2 c5 19. Nf6+ Kh8 20. Qe2 Qc6 21.
Qe4 {Philipowski,R (2296)-Kabisch,T (2256) Leinfeld 2002 0-1 (55)}) ({RR} 6...
Bg7 7. h3 e5 8. Nd5 Nxd5 9. exd5 Nd4 10. Nxd4 cxd4 11. c4 a6 12. Ba4 Qxc4 13.
Bb3 Qc5 14. d3 O-O 15. Bd2 b5 16. Rc1 Qd6 17. Ba5 Bb7 18. Bc7 Qe7 19. Qg4 Rfe8
20. d6 Qf6 21. Qxd7 {Gabarro Sole,R (2113)-Gomez Jurado,L (2301) Mislata 2007
1-0 (31)}) 7. Nd5 Nxd5 8. exd5 a6 9. Bf1 Nb8 10. d4 Bg7 11. Bg5 f6 12. Be3 c4
13. a4 Bg4 14. a5 Nd7 15. Qe2 Rc8 16. Bh6 Bf8 17. Ra4 b5 18. axb6 Nxb6 19. Rxa6
Nxd5 20. Bxf8 Rxf8 21. Qe4 Bxf3 22. gxf3 Qb7 23. Ra5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.25"]
[White "Rigonati, Eduardo Enrico Sant"]
[Black "Dos Santos Junior, Haroldo Cunha"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1827"]
[BlackElo "2033"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. Nxd4 Be7 6. Nc3 Nf6 7. O-O O-O 8.
h3 Re8 9. Re1 Bf8 10. Bg5 h6 11. Bh4 Ne5 12. Bb3 a6 13. a4 g5 $146 ({RR} 13...
c6 14. Kh1 Bd7 15. f4 Ng6 16. Bg3 c5 17. Nf3 b5 18. axb5 axb5 19. Rxa8 Qxa8 20.
Bd5 Qc8 21. Bh2 b4 22. Nb1 Nxd5 23. Qxd5 Bc6 24. Qd3 Qb7 25. Nbd2 d5 26. e5 Be7
27. Bg3 c4 28. Qf1 {Bogomolow,S (2193)-Margraf,D (2209) Germany 2017 0-1 (63)})
14. Bg3 Ng6 15. Qf3 Bg7 16. Nf5 Ne5 17. Bxe5 Rxe5 18. Nxg7 Kxg7 19. Nd5 Nxd5
20. Bxd5 f6 21. Qb3 Qe7 22. f4 gxf4 23. Qf3 Rg5 24. h4 Rg6 25. Qxf4 c6 26. Bc4
Qe5 27. Qxe5 fxe5 28. Rf1 Be6 29. Bxe6 Rxe6 30. Ra3 Rf6 31. Rg3+ Kf7 32. Rxf6+
Kxf6 33. h5 d5 34. Rg6+ Kf7 35. Rxh6 dxe4 36. Kf2 Rg8 37. Rg6 Rd8 38. Ke3 Rd4
39. b3 c5 40. Rb6 c4 41. g4 cxb3 42. cxb3 Rd1 43. Kxe4 Re1+ 44. Kf5 e4 45.
Rxb7+ Kf8 46. Kf4 e3 47. Kf3 e2 48. Kf2 Rg1 49. Kxe2 Rxg4 50. h6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.26"]
[White "Tsuboi, Edson Kenji"]
[Black "Dos Santos, Felipe Zeuli Biller"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2200"]
[BlackElo "1538"]
[PlyCount "79"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 O-O 8.
Be2 d6 9. O-O Nxd4 10. Bxd4 Be6 11. Re1 ({RR} 11. h3 a6 12. f4 Qa5 13. Qd3 Rfc8
14. b3 Rab8 15. Kh1 b5 16. cxb5 axb5 17. Nxb5 Bd7 18. a4 Qb4 19. Rad1 Bxb5 20.
axb5 Nd7 21. Bxg7 Kxg7 22. Qe3 Qc3 23. Rf3 Qxe3 24. Rxe3 Nc5 25. e5 dxe5 {
Cheparinov,I (2715)-Wan Yunguo (2523) China CHN 2018 1-0 (45)}) 11... a6 ({RR} 
11... Qa5 12. Nd5 Bxd5 13. exd5 Rfe8 14. Bf1 Rac8 15. b4 Qc7 16. Qb3 Nd7 17.
Bxg7 Kxg7 18. Re3 Kg8 19. Rae1 Ne5 20. Re4 a5 21. a3 Qb6 22. c5 Qa7 23. Qe3
Red8 24. Qh6 Nd7 25. Rxe7 Nf6 26. Qf4 {Stein,R (2287)-Lahav,M (2200) Budapest
HUN 2019 1-0}) 12. Bd3 $146 ({RR} 12. Bf1 Re8 13. Nd5 Bxd5 14. exd5 Qd7 15. a4
a5 16. Ra3 Qc7 17. Rae3 Kf8 18. h3 Ng8 19. Bxg7+ Kxg7 20. Qd4+ f6 21. h4 b6 22.
Bd3 Qc5 23. Qg4 Rf8 24. Bxg6 hxg6 25. Rg3 g5 26. hxg5 f5 {Kutuzov,D (2292)
-Gaboev,B (2133) Moscow 2008 1-0}) ({RR} 12. Bf1 Rc8 13. Nd5 Nd7 14. Bxg7 Kxg7
15. Qd4+ f6 16. f4 Bf7 17. g3 e5 18. Qf2 Bxd5 19. cxd5 f5 20. exf5 Rxf5 21. Bh3
Rf6 22. Qe3 exf4 23. gxf4 Rc7 24. Qd4 Nc5 25. f5 Nd7 26. fxg6 Ne5 {Saric,A 
(2505)-Mrdja,M (2360) Zagreb 2008 1/2-1/2 (99)}) ({RR} 12. Bf1 Rc8 13. Nd5 Nd7
14. Bxg7 Kxg7 15. a4 a5 16. Qd4+ f6 17. Re3 Bf7 18. b3 Nc5 19. Rb1 e6 20. Nc3
Qb6 21. h4 Nxa4 22. Qxb6 Nxb6 23. Ra1 Ra8 24. Nb5 Rfd8 25. Nc7 Rac8 26. Nb5 a4
{Hambleton,A (2492)-Rajbhandari,R (1937) Batumi GEO 2018 0-1 (87)}) 12... Rc8
13. Nd5 Bxd5 14. exd5 Re8 15. Qd2 Nd7 16. Bxg7 Kxg7 17. Re3 Ne5 18. Be2 Kg8 19.
b3 Qb6 20. Rd1 a5 21. Rh3 e6 22. Qh6 exd5 23. Qxh7+ Kf8 24. Qh6+ Ke7 25. Rxd5
Kd7 26. Qd2 Qb4 27. f4 Qxd2 28. Rxd2 Nc6 29. Rhd3 Re6 30. c5 Rce8 31. Kf2 Nb4
32. Rxd6+ Rxd6 33. Rxd6+ Kc7 34. Bc4 Rd8 35. Rxd8 Kxd8 36. a4 Na2 37. g4 Ke7
38. h4 Kf6 39. Ke3 Nb4 40. Ke4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.27"]
[White "Munhoz, Joao Pedro"]
[Black "Carvalho Jr, Celestino"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "1608"]
[BlackElo "1939"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. O-O e5 6. Nc3 O-O 7. d3 Nc6 8. a3
Bd7 ({RR} 8... Be6 9. b4 a6 10. Bb2 h6 11. Nd2 Qd7 12. Re1 Nh7 13. Nd5 f5 14.
f4 g5 15. e3 Rae8 16. Qc2 Nd8 17. a4 h5 18. Nf3 Nf7 19. h4 c6 20. Nb6 Qd8 21.
a5 gxh4 22. gxh4 Nh6 23. Ng5 {Chernin,A (2600)-Tiviakov,S (2625) Moscow 1995
1-0 (47)}) 9. Qc2 ({RR} 9. Rb1 Rb8 10. b4 a6 11. h3 b5 12. e4 Nd4 13. Nxd4 exd4
14. Ne2 bxc4 15. Nxd4 cxd3 16. Qxd3 c5 17. bxc5 Rxb1 18. Qxb1 dxc5 19. Nb3 Bb5
20. Re1 Bd3 21. Qa2 Qb6 22. Nd2 c4 23. e5 Nd7 {Gasanov,E (2500)-Stefansson,H 
(2523) Prague CZE 2019 0-1 (39)}) 9... Qc8 10. Re1 Re8 11. b4 $146 ({RR} 11.
Bd2 Rb8 12. Rab1 Bf5 13. e4 Bh3 14. b4 Bxg2 15. Kxg2 Rf8 16. b5 Ne7 17. Rbc1
Nd7 18. Na4 c5 19. bxc6 Qxc6 20. Be3 Rbc8 21. Qb3 b6 22. Nc3 Nc5 23. Bxc5 dxc5
24. Nd5 Nxd5 25. exd5 Qd6 {Cozl,D (2012)-Koubek,V (2080) Czechia 2010 0-1 (39)}
) 11... e4 12. dxe4 Nxe4 13. Bb2 Bf5 14. Nxe4 Bxe4 15. Qd2 Qd8 16. Bxg7 Kxg7
17. Qc3+ Qf6 18. Rac1 Re7 19. Ng5 Qxc3 20. Rxc3 Bxg2 21. Kxg2 Rae8 22. e3 b6
23. Nh3 a5 24. Rb1 axb4 25. axb4 Ra8 26. Nf4 Ra4 27. Nd5 Rd7 28. f4 f5 29. Kf3
Ne7 30. e4 Ra2 31. exf5 Nxf5 32. h4 h5 33. Rd1 c5 34. Rcd3 Rb7 35. Nc3 Rc2 36.
Nb5 Re7 37. Nxd6 Nd4+ 38. Rxd4 cxd4 39. Rxd4 Rc3+ 40. Kf2 Ra7 41. Ne4 Ra2+ 42.
Rd2 Rac2 43. Kg2 Kf7 44. Kh3 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.28"]
[White "Gazineu Neto, Rubens"]
[Black "Blanco, Gustavo Jose Bachur"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1912"]
[BlackElo "1491"]
[PlyCount "87"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2
Ng4 9. Bg5 f6 10. Bh4 g5 11. Bg3 Nd7 $146 ({RR} 11... h5 12. h3 Nh6 13. f3 h4
14. Bf2 Nd7 15. O-O-O Qc7 16. Nd5 Bxd5 17. Qxd5 Rc8 18. c3 b5 19. Kb1 Be7 20.
Rc1 Qc6 21. Qxc6 Rxc6 22. c4 bxc4 23. Bxc4 Nb8 24. Na5 Rc8 25. Be6 Rxc1+ 26.
Rxc1 {Kuna,M (1885)-Svonavec,S (1985) Slovakia 2016 1-0 (40)}) 12. f3 Nh6 13.
h4 g4 14. Bf2 Qc7 15. O-O-O O-O-O 16. Kb1 Kb8 17. Qe3 Nf7 18. Nd5 Bxd5 19. Rxd5
Nc5 20. fxg4 Rc8 21. c3 Nd8 22. Be2 Nc6 23. Rhd1 Ne6 24. g3 Be7 25. Nd2 Nc5 26.
Nc4 Rcd8 27. Qf3 b5 28. Ne3 b4 29. Nf5 bxc3 30. Bxc5 dxc5 31. Qxc3 Nd4 32. Bxa6
Rxd5 33. exd5 Rg8 34. Nxd4 cxd4 35. Qf3 Ka7 36. Rc1 Qb6 37. Rc6 Qb4 38. a3 Qd2
39. Bb5 Qe1+ 40. Ka2 e4 41. Qb3 Qa5 42. Ra6+ Qxa6 43. Bxa6 Kxa6 44. Qa4+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.29"]
[White "Barberi, Catarina"]
[Black "Cristino, Felipe Borges"]
[Result "0-1"]
[ECO "A62"]
[WhiteElo "1524"]
[BlackElo "1890"]
[PlyCount "114"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 g6 6. g3 d6 7. Bg2 Bg7 8. Nc3
O-O 9. O-O Na6 10. e4 Re8 ({RR} 10... Nc7 11. a4 Bg4 12. Re1 Nd7 13. Bf4 Ne5
14. Bxe5 Bxe5 15. Qd3 Bxf3 16. Bxf3 Qf6 17. Bg2 Bd4 18. Rf1 a6 19. a5 Rab8 20.
Ra2 b5 21. h3 b4 22. Nd1 b3 23. Ra3 Rb4 24. Rxb3 c4 25. Qxd4 {Wang,Y (2736)
-Shabalov,A (2585) Beijing 2008 1/2-1/2 (41)}) 11. Re1 b6 $146 ({RR} 11... Bg4
12. Bf4 Nh5 13. h3 Bxf3 14. Qxf3 Nxf4 15. gxf4 Rb8 16. Bf1 Nc7 17. a4 b6 18.
Rad1 a6 19. e5 dxe5 20. d6 Ne6 21. fxe5 Qg5+ 22. Qg2 Qxg2+ 23. Kxg2 Nd4 24. f4
b5 25. axb5 axb5 26. Ne4 {Giese,R-Puhlmann,R Germany 1991 1-0 (45)}) ({RR} 
11... Ng4 12. Bf4 Nc7 13. a4 b6 14. h3 Ne5 15. Nxe5 dxe5 16. Be3 Qd6 17. Qd2
Rb8 18. Nb5 Nxb5 19. axb5 Rb7 20. Ra3 f5 21. Bh6 Bxh6 22. Qxh6 fxe4 23. Rxe4
Rf7 24. Rea4 Ree7 25. Qd2 Kg7 26. Kh2 {Kirali,M (1890)-Yenil,M (1714) Antalya
TUR 2019 0-1 (52)}) ({RR} 11... Bg4 12. h3 Bxf3 13. Bxf3 Nd7 14. Bg2 c4 15. Bf1
Rc8 16. Be3 Nac5 17. Bxc4 Bxc3 18. bxc3 Nxe4 19. Bf1 Nxc3 20. Qb3 Ne5 21. Rec1
Qf6 22. Qxb7 Rb8 23. Qa6 Nxd5 24. Bxa7 Ra8 25. Qb7 Nb4 26. Qxb4 {Short,P (2300)
-McCarthy,T (2020) Dublin 2008 1-0 (46)}) ({RR} 11... Rb8 12. a4 Nb4 13. Bf4 c4
14. e5 Ng4 15. exd6 Rxe1+ 16. Qxe1 Nd3 17. Qe7 Qd7 18. Ne4 f5 19. Neg5 Nxf4 20.
gxf4 Bf8 21. Qxd7 Bxd7 22. Ne5 Nf6 23. Nxc4 Rc8 24. b3 a6 25. a5 Bb5 26. Ne6 {
Castagna,R-Czerniak,M Varna 1962 1/2-1/2 (78)}) 12. a3 Ng4 13. Bf4 Ne5 14. Nxe5
dxe5 15. Be3 Bf8 16. Qd2 Nc7 17. Rad1 Bd6 18. f3 a6 19. Na4 Nb5 20. b4 Nxa3 21.
bxc5 Nc4 22. Qc1 Nxe3 23. Rxe3 bxc5 24. Nxc5 Qb6 25. Nb3 Bd7 26. Kh1 Rec8 27.
Rc3 Rxc3 28. Qxc3 Ba4 29. Rb1 Rb8 30. Bf1 Qb4 31. Qxb4 Rxb4 32. Nd2 Rxb1 33.
Nxb1 Bb4 34. Bd3 Bb3 35. Kg2 a5 36. d6 Kf8 37. f4 f6 38. Kf3 a4 39. fxe5 fxe5
40. Kg4 a3 41. Nxa3 Bxa3 42. Kg5 Kg7 43. d7 Be7+ 44. Kg4 Be6+ 45. Kf3 Bxd7 46.
Bf1 Kf6 47. h4 Ba4 48. Be2 Kg7 49. Kg2 Bc2 50. Kf3 h5 51. Bc4 Bb4 52. Bd5 Be1
53. Ba8 Bd1+ 54. Kg2 Kf6 55. Bc6 Ke7 56. Bd5 Bg4 57. Bg8 Be6 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.30"]
[White "Jorge, Denrick Cabral Jose"]
[Black "Usui, Gabriella Yumi"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1874"]
[BlackElo "1448"]
[PlyCount "137"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Be3 d6 6. Qd2 Nf6 7. Bh6 O-O 8. h4
Bxh6 ({RR} 8... Ng4 9. Bxg7 Kxg7 10. Bg2 h5 11. Nge2 Qb6 12. Rb1 c4 13. O-O
cxd3 14. cxd3 Be6 15. d4 Bd7 16. Nd5 Qa6 17. Nc7 Qxa2 18. Nxa8 Rxa8 19. f3 Nf6
20. Qc3 Qa6 21. Nf4 Qb6 22. Kh2 Nxd4 23. Rfd1 {Novikova,M (2015)-Hosova,S 
(1578) chess.com INT 2021 1-0 (44)}) 9. Qxh6 Ng4 10. Qd2 h5 11. Nd5 $146 ({RR} 
11. Be2 Nf6 12. f3 Ne5 {1/2-1/2 (12) Gaetan,J (1879)-Cave,M (2030) Witley 1998}
) ({RR} 11. Bh3 Kg7 12. Bxg4 hxg4 13. O-O-O Rh8 14. h5 f6 15. Nd5 Ne5 16. Ne2
g5 17. d4 Nf3 18. Qe3 cxd4 19. Nxd4 Nxd4 20. Rxd4 Be6 21. f4 gxf3 22. e5 dxe5
23. Nxf6 Qxd4 24. Qxg5+ Kf8 25. h6 exf6 {Novkovic,J (2167)-Reich,T (2378)
Austria 2000 0-1 (57)}) 11... Kg7 12. O-O-O Nge5 13. Be2 Rh8 14. c3 Qa5 15. Kb1
b5 16. d4 cxd4 17. cxd4 Qxd2 18. Rxd2 Nc4 19. Rd1 Rb8 20. b3 Na3+ 21. Kb2 b4
22. Nxb4 Rxb4 23. d5 Ne5 24. Kxa3 Rxe4 25. Rc1 Bb7 26. f4 Ng4 27. Rc7 Bxd5 28.
Bf3 Rd4 29. Bxd5 Rxd5 30. Nf3 Rd3 31. Ng5 Re3 32. Rf1 f6 33. Nf3 Ra8 34. Re1
Kf7 35. Rxe3 Nxe3 36. Nd4 a5 37. Nc6 Nf5 38. Ka4 Ke6 39. Nxa5 d5 40. b4 d4 41.
Kb3 Kd5 42. Nc4 Ke4 43. b5 d3 44. b6 Rb8 45. a4 e5 46. Kc3 Nd4 47. fxe5 fxe5
48. Re7 Nc6 49. Re6 Kd5 50. Rd6+ Kc5 51. Rxd3 e4 52. Re3 Re8 53. a5 Nxa5 54.
Nxa5 Kxb6 55. Nb3 Kc6 56. Kd4 Kd6 57. Rxe4 Rf8 58. Rf4 Rd8 59. Ke4 Re8+ 60. Kf3
Rb8 61. Nd2 Ke6 62. Ne4 Rb3+ 63. Kg2 Rb2+ 64. Kh3 Ke5 65. Ng5 Rb6 66. Nf3+ Ke6
67. g4 hxg4+ 68. Kxg4 Rb5 69. Nd4+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.31"]
[White "De Paula, Luan Araujo"]
[Black "Barroso, Daniele Silva"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1863"]
[BlackElo "1349"]
[PlyCount "97"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. c4 Nf6 7. Nc3 O-O 8.
Be2 d6 9. O-O Bd7 10. f3 Rc8 11. Qd2 h5 12. Rac1 a6 13. h3 Ne5 14. b3 Qa5 $146
({RR} 14... Kh7 15. f4 Nc6 16. Nf3 Qa5 17. Bd3 e6 18. Bb1 Ne8 19. e5 Qc7 20.
exd6 Qxd6 21. Qxd6 Nxd6 22. Rfd1 {1-0 (22) Aharon,O (2304)-D'Haluin,W Caleta
2014}) 15. Nd5 Qd8 16. Bh6 Re8 17. Bxg7 Kxg7 18. f4 Nc6 19. Nxc6 Bxc6 20. Qd4
e5 21. fxe5 dxe5 22. Qf2 Re6 23. Rcd1 Bxd5 24. exd5 Rd6 25. c5 Rd7 26. b4 Ne4
27. Qe3 f5 28. d6 Qg5 29. Qxg5 Nxg5 30. Bc4 Kf6 31. a4 Ne6 32. Bxe6 Kxe6 33. a5
h4 34. Kf2 e4 35. Ke3 Ke5 36. Rd2 g5 37. Rfd1 f4+ 38. Ke2 e3 39. Rd5+ Kf6 40.
Kf3 Rg8 41. b5 axb5 42. a6 Rb8 43. axb7 Rdxb7 44. c6 Ra7 45. c7 Rba8 46. Rxb5
Ra2 47. d7 Rf2+ 48. Ke4 Ra4+ 49. Kd5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.32"]
[White "Dionisio, Alex Monteiro"]
[Black "Martins De Aguiar, Marina"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1514"]
[BlackElo "1862"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d3 Nf6 4. g3 Be7 5. Bg2 d5 6. Qe2 Nc6 7. e5 Nd7 8. O-O
O-O 9. h4 b5 10. Bf4 Bb7 ({RR} 10... b4 11. Nbd2 Ba6 12. a3 c4 13. d4 bxa3 14.
bxa3 Qa5 15. Qe3 Rab8 16. Rfc1 Rb2 17. Ng5 Rfb8 18. Ndf3 Nf8 19. h5 Qa4 20. h6
g6 21. Ne1 c3 22. Ngf3 Qa5 23. Bg5 Bxg5 24. Nxg5 R2b7 25. Qf4 {Morozevich,A 
(2676)-Dvalishvili,P (2433) Moscow 2017 1/2-1/2 (67)}) 11. Nbd2 Qc7 12. Rfe1
Rfc8 13. Nf1 $146 ({RR} 13. h5 Nd4 14. Nxd4 cxd4 15. Rac1 Qa5 16. a3 b4 17. Qg4
bxa3 18. Bh6 g6 19. hxg6 hxg6 20. bxa3 Bxa3 21. Ra1 Rxc2 22. Nc4 dxc4 23. Bxb7
Rb8 24. Be4 Nf8 25. Qf3 Nh7 26. dxc4 Rc3 27. Qg4 Qc7 {Kostic,V (2319)-Rutesic,
V (2157) Novi Sad SRB 2018 1-0 (41)}) 13... Qd8 14. h5 h6 15. N1h2 c4 16. Ng4
cxd3 17. cxd3 Bf8 18. Qe3 Kh7 19. d4 Nb4 20. Re2 Qa5 21. a3 Nc6 22. Bf1 b4 23.
Rd2 Ba6 24. Bd3+ Bxd3 25. Qxd3+ Kh8 26. Qe3 bxa3 27. bxa3 Ne7 28. Nh4 Rc3 29.
Rd3 Rac8 30. Qe1 Qc7 31. Rad1 Nb6 32. Ne3 Ng8 33. g4 Bxa3 34. g5 hxg5 35. Bxg5
Rxd3 36. Rxd3 Be7 37. f4 Qc1 38. Rd1 Qb2 39. Rd2 Qb3 40. Qf2 Rc1+ 41. Nf1 Nc4
42. Ra2 Ne3 43. Kh2 Ng4+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.33"]
[White "Hirota Da Silva, Nilton"]
[Black "Simao, Davi Ribeiro"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1827"]
[BlackElo "1320"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. O-O Nbd7 7. b3 Bd6 8.
Bb2 O-O 9. Nbd2 c5 10. Rfe1 Qc7 $146 ({RR} 10... Rc8 11. Ne5 Qc7 12. Ndf3 a6
13. Nxd7 Nxd7 14. e4 c4 15. bxc4 Qxc4 16. Qxc4 Rxc4 17. Rac1 Rfc8 18. c3 Nb6
19. Nd2 R4c6 20. Ba1 Na4 21. e5 Bb4 22. Re3 Nxc3 23. Bxc3 Bxc3 24. Nb3 Bxd4 25.
Rxc6 {Loerincz,B (1521)-Beck,T (1164) Lindau 2002 0-1 (35)}) 11. c4 cxd4 12.
exd4 dxc4 13. Nxc4 Rac8 14. Rac1 Qb8 15. h3 Rc6 16. Nce5 Rxc1 17. Rxc1 Bxe5 18.
dxe5 Nd5 19. Re1 Rc8 20. Ng5 g6 21. Qf3 Rf8 22. Qg4 h5 23. Qg3 N7b6 24. Nxe6
Rc8 25. Ng5 Rc2 26. Bd4 Rxa2 27. Nxf7 Kh7 28. Ng5+ Kg8 29. Ne4 Qe8 30. Rc1 Qf7
31. Qg5 Nf4 32. Nf6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.34"]
[White "Moreira, Paulo Vinicius Mace"]
[Black "De Oliveira, Lucas Silva"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "1711"]
[BlackElo "1800"]
[PlyCount "57"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 c5 8. dxc5
Nxc5 9. Re1 ({RR} 9. Qc2 Bf5 10. Qd1 Qc8 11. Nd4 Bh3 12. f3 Bxg2 13. Kxg2 e5
14. Nc2 e4 15. Be3 exf3+ 16. exf3 Ne6 17. Qd3 a6 18. b4 d5 19. cxd5 Rd8 20.
Rac1 Rd7 21. Nd4 Nxd4 22. Bxd4 Qd8 23. Bxf6 Bxf6 {Gutierrez-Diaz,J (2445)
Mallorca 1993 1/2-1/2}) ({RR} 9. Nd4 a6 10. e4 Qc7 11. Qe2 Ng4 12. Nd5 Qd8 13.
Bg5 Re8 14. Rad1 h6 15. Bc1 Nf6 16. h3 Nxd5 17. cxd5 Kh7 18. b4 Nd7 19. f4 Nf6
20. e5 Ng8 21. Kh2 Rb8 22. a4 Ra8 23. Bb2 Rb8 {Boucher,D (1732)-Di Simoni,R 
(1476) Goiania 2016 1/2-1/2 (50)}) 9... Nfe4 $146 ({RR} 9... a6 10. Nd4 Rb8 11.
e4 Bd7 12. Rb1 Ng4 13. b4 Ne6 14. Nxe6 Bxe6 15. Nd5 Ne5 16. c5 dxc5 17. bxc5
Re8 18. Bf4 Qa5 19. Qc2 Rbc8 20. Rec1 Nd7 21. Be3 Bxd5 22. exd5 Nxc5 23. Bxc5
Bd4 24. Bb4 {Wiese,F (1876)-Prueter,R (1677) Mecklenburg VP 2003 1-0 (37)}) ({
RR} 9... Qb6 10. Be3 Qxb2 11. Na4 Nxa4 12. Qxa4 Bd7 13. Qd1 Ng4 14. Bg5 Qb6 15.
e3 Bxa1 16. Qxa1 f6 17. h3 fxg5 18. hxg4 Bxg4 19. Nxg5 h6 20. Bd5+ e6 21. Nxe6
Bxe6 22. Bxe6+ Kh7 23. Rb1 Qc7 24. Bd5 {Jirillo,A (1609)-Cordioli,L (1738)
Zevio 2014 0-1 (69)}) 10. Nxe4 Nxe4 11. Qc2 Nc5 12. e4 h6 13. Be3 e5 14. Rad1
Qc7 15. b3 f5 16. Nh4 Kh7 17. exf5 Bxf5 18. Nxf5 Rxf5 19. Rd5 Raf8 20. Red1
R5f6 21. Bxc5 dxc5 22. Rd7 Qa5 23. Rxb7 Rxf2 24. Qxf2 Rxf2 25. Kxf2 Qxa2+ 26.
Kg1 Qa6 27. Rdd7 Qf6 28. Rxa7 h5 29. Rxg7+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.35"]
[White "Da Rocha, Lucas Sampaio"]
[Black "Nunes, Rafael Klanfer"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1647"]
[BlackElo "1789"]
[PlyCount "89"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 e5 5. O-O Be7 6. d3 ({RR} 6. Re1 O-O 7. d3
Nc6 8. Nbd2 b5 9. Nf1 b4 10. Ng3 h6 11. d4 bxc3 12. bxc3 cxd4 13. cxd4 exd4 14.
Nxd4 Nxd4 15. Qxd4 Ng4 16. Qd1 Nf6 17. Be3 Be6 18. Bf3 d5 19. e5 Nh7 20. Nh5
Ng5 {Aronian,L (2764)-Grischuk,A (2766) Paris FRA 2018 1/2-1/2 (38)}) ({RR} 6.
Re1 O-O 7. Bf1 Bg4 8. h3 Bxf3 9. Qxf3 Nc6 10. d3 h6 11. Nd2 b5 12. a4 b4 13. g3
bxc3 14. bxc3 Rb8 15. Nc4 Na5 16. Ne3 Nb3 17. Rb1 Qa5 18. Nf5 Rfe8 19. Bxh6
Qxc3 20. Bxg7 Nd2 {Klukin,K (2374)-Aslanov,U (2187) chess.com INT 2022 1-0})
6... O-O 7. h3 h6 $146 ({RR} 7... Nc6 8. Re1 Qc7 9. Bf1 Rd8 10. d4 cxd4 11.
cxd4 d5 12. exd5 Nxd5 13. Nxe5 Nxe5 14. Rxe5 Bf6 15. Re2 Bf5 16. Be3 Bg6 17.
Qd2 Rac8 18. Na3 Nxe3 19. fxe3 Qg3 20. Qe1 Qg5 21. Qf2 Rd5 22. g4 {San Claudio
Gonzalez,F-Jimenez Alvarez,P Asturias 1987 1-0 (40)}) ({RR} 7... Nc6 8. Be3 d5
9. Qc2 d4 10. Bg5 Ne8 11. Bxe7 Qxe7 12. Nbd2 Nd6 13. Rfc1 Be6 14. cxd4 cxd4 15.
Nc4 Nxc4 16. dxc4 f5 17. Bd3 Nb4 18. Qe2 Nxd3 19. Qxd3 Qf6 20. Nd2 fxe4 21.
Nxe4 Qg6 22. Re1 {Alvarez,F (2275)-Rodriguez Fraga,Y Asturias 1998 1/2-1/2 (33)
}) ({RR} 7... Nc6 8. Be3 d5 9. exd5 Nxd5 10. d4 Nxe3 11. fxe3 e4 12. Nh2 Bg5
13. Qd2 Ne7 14. Na3 Nf5 15. Nc2 Ng3 16. Rf2 Be6 17. Nf1 Nxe2+ 18. Rxe2 Bc4 19.
Rf2 cxd4 20. Nxd4 Bd3 21. Rf5 g6 22. Rf2 {Kuijpers,P-Van der Stricht,G (2397)
Roosendaal 2003 0-1 (45)}) 8. Nbd2 Nbd7 9. Re1 d5 10. Bf1 d4 11. Nc4 Qc7 12.
cxd4 cxd4 13. a4 Bb4 14. Bd2 Bxd2 15. Qxd2 Ne8 16. Rec1 Qb8 17. Nh4 Nd6 18.
Nxd6 Qxd6 19. Nf5 Qb6 20. b4 Nf6 21. a5 Qd8 22. Ng3 Bd7 23. f4 Qe7 24. Rc5 exf4
25. Nf5 Bxf5 26. Rxf5 Rac8 27. Be2 Rc3 28. Rf1 g5 29. h4 Nd7 30. hxg5 hxg5 31.
g3 f6 32. gxf4 Rf7 33. fxg5 Rg7 34. Bg4 Ne5 35. Be2 Rxg5+ 36. Rxg5+ fxg5 37.
Rf5 Nf7 38. Bh5 Rc6 39. Bxf7+ Kg7 40. Bh5 Kh6 41. Bg4 Rg6 42. Rc5 Kg7 43. Qh2
Rc6 44. Rxc6 bxc6 45. Qb8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.36"]
[White "Regiani, Rafael"]
[Black "Deus Filho, Joaquim De"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1476"]
[BlackElo "1848"]
[PlyCount "126"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. h4
h5 9. Qd2 Ng4 10. Bxg4 Bxg4 11. f3 Bd7 12. O-O-O $146 ({RR} 12. Bh6 Nc6 13.
Bxg7 Kxg7 14. O-O-O Qb6 15. Nf5+ Bxf5 16. exf5 Rac8 17. Nd5 Qc5 18. g4 Ne5 19.
gxh5 Nxf3 20. Qg2 Nd4 21. Rxd4 Qxd4 22. hxg6 f6 23. h5 Rh8 24. h6+ Rxh6 25.
Rxh6 Kxh6 26. g7 Kh5 {Hilton,C-Wood,B York/ North Yorkshire 1959 1-0 (39)}) ({
RR} 12. Bh6 Nc6 13. Bxg7 Kxg7 14. g4 hxg4 15. h5 Rh8 16. O-O-O Nxd4 17. Qxd4+
e5 18. Qxd6 Qg5+ 19. Kb1 Be6 20. hxg6 Rxh1 21. Rxh1 Rd8 22. Qc7 gxf3 23. gxf7
Bxf7 24. Qc5 Rd4 25. Nd1 b6 26. Qc8 Bh5 {Lopez de Lerma,R-Grau,J Asturias 1994
0-1 (39)}) 12... Nc6 13. Nxc6 bxc6 14. Bh6 Qa5 15. Bxg7 Kxg7 16. g4 hxg4 17.
fxg4 Rh8 18. Qd4+ f6 19. g5 Qe5 20. gxf6+ exf6 21. Qxe5 fxe5 22. Rxd6 Be8 23.
Re6 Rh5 24. Ne2 Kf7 25. Rd6 Ke7 26. Rd3 Bf7 27. Rhd1 Be6 28. Rg3 Rxh4 29. Rxg6
Rxe4 30. Nc3 Rg4 31. Rg1 Rxg1+ 32. Rxg1 Bd5 33. Nxd5+ cxd5 34. Rg5 Kf6 35. Rh5
a5 36. Kd2 Rb8 37. b3 Rb4 38. c3 Rg4 39. a4 Rg2+ 40. Kc1 Ke6 41. Rh6+ Kf5 42.
Ra6 Ke4 43. Rxa5 d4 44. cxd4 exd4 45. Rh5 d3 46. Rh1 Kd4 47. Rh4+ Kc3 48. Rh1
Ra2 49. Kb1 Rb2+ 50. Ka1 Rxb3 51. Ka2 Rb8 52. Rc1+ Kd4 53. Rd1 Ke3 54. Rh1 d2
55. Rh3+ Ke2 56. Rh2+ Kd3 57. Rh7 d1=Q 58. Rd7+ Kc2 59. Rxd1 Kxd1 60. Ka3 Kc2
61. a5 Kc3 62. Ka4 Kc4 63. a6 Rb1 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.37"]
[White "Bianchini, Marlon"]
[Black "De Paula, Bruno Cesar Lima"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "1255"]
[BlackElo "1676"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {ChessBase} e5 2. Nf3 f5 3. Nxe5 Qf6 4. d4 d6 5. Nc4 fxe4 6. Nc3 Qg6 7.
Ne3 Be7 ({RR} 7... c6 8. f3 d5 9. fxe4 dxe4 10. Be2 Nf6 11. O-O Be7 12. Bc4
Nbd7 13. Ne2 Nb6 14. Nf4 Qh6 15. Be6 Nfd5 16. Nexd5 cxd5 17. Bf7+ Kd7 18. Nxd5
Qh4 19. g3 Qh3 20. Nxe7 Kxe7 21. Bg5+ {1-0 (21) Fluvia Poyatos,J (2458)-Permuy
Lorenzo,C (2358) Padron 2006}) ({RR} 7... c6 8. f3 exf3 9. Qxf3 Nf6 10. Bd3 Qf7
11. O-O Be7 12. Ne4 d5 13. Ng5 Qh5 14. Qxh5+ Nxh5 15. Nxh7 Nf6 16. Bg6+ Kd8 17.
Ng5 Kc7 18. Nf5 Bxf5 19. Bxf5 Nbd7 20. Bf4+ Kb6 21. Rae1 Bd8 22. Rf3 {Sukandar,
I (2406)-Magpily,F (1757) chess.com INT 2021 1-0 (32)}) 8. Bc4 $146 ({RR} 8.
Ncd5 Bd8 9. Nf4 Qh6 10. g3 g5 11. Nfg2 Bh3 12. Qe2 c6 13. Ng4 Qe6 14. f3 h5 15.
Nf2 exf3 16. Qxe6+ Bxe6 17. Ne3 d5 18. Bd3 Ne7 19. Bd2 Bb6 20. c3 c5 21. dxc5
Bxc5 22. O-O-O Nbc6 {Wendel,W-Nimzowitsch,A Stockholm 1920 EXT 2013 [ChessBase]
0-1 (31)}) ({RR} 8. Ncd5 Bd8 9. Be2 Qf7 10. O-O c6 11. Nc3 d5 12. f3 exf3 13.
Rxf3 Nf6 14. Bd3 O-O 15. Bf5 Be6 16. Qd3 g6 17. Bxe6 Qxe6 18. Bd2 Nbd7 19. Re1
Qd6 20. a3 Bc7 21. Nf1 Ng4 22. g3 Bb6 {Kovacevic,B (1899)-Milutinovic,D (2076)
Obrenovac 2008 0-1}) 8... Nf6 9. f3 Nc6 10. O-O Bh3 11. fxe4 O-O-O 12. Rf3 Bg4
13. Nxg4 Qxg4 14. Rf1 Qg6 15. Bf4 Nxe4 16. Nxe4 Qxe4 17. Bd3 Qxd4+ 18. Kh1 Bf6
19. c3 Qc5 20. Qc2 h6 21. Rae1 Qh5 22. Bg6 Qd5 23. Be4 Qxa2 24. Bxc6 bxc6 25.
Ra1 Qc4 26. Qf5+ Kb8 27. Qa5 Qc5 28. Qxc5 dxc5 29. Be3 Rd5 30. Ra5 Be7 31. Rfa1
Rhd8 32. g3 Rd1+ 33. Rxd1 Rxd1+ 34. Kg2 Rb1 35. b4 cxb4 36. Bxa7+ Kb7 37. cxb4
Bxb4 38. Ra2 c5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.39"]
[White "Pittoli, Vinicius Eduardo Mo"]
[Black "Terra, Bruno De Oliveira"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1648"]
[BlackElo "1800"]
[PlyCount "85"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Stockfish 15.1} c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3
Be7 7. Bd3 O-O ({RR} 7... Be6 8. Ne2 O-O 9. Qc2 g6 10. h4 f5 11. h5 Re8 12. Nf4
Bf6 13. Kf1 Nd7 14. Bd2 Nb6 15. Re1 Bc4 16. hxg6 hxg6 17. b3 Bxd3+ 18. Qxd3
Rxe1+ 19. Bxe1 Nd5 20. Bd2 Nxf4 21. Bxf4 Qe7 22. Qh3 {Kasparov,G (2825)-Miles,
A (2595) ICC INT 1998 1/2-1/2 (53)}) ({RR} 7... Qd5 8. Ne2 O-O 9. Qc2 g6 10. h4
({RR} 10. Nf4 Qd6) 10... f5 ({RR} 10... Qxg2) 11. c4 ({RR} 11. h5 Re8 12. Kf1
g5 13. h6 f4 14. Bd2 Bf6 15. Rh5 Qd6 16. f3 Nd7 17. g3 fxg3) 11... Qd8 ({RR} 
11... Qxg2 12. Rg1) 12. h5 Be6 13. g4 Bb4+ ({RR} 13... b5 14. hxg6 fxg6 15. Nf4
Qd7 16. Kf1 bxc4 17. Bxc4 Bf7 18. Qb3 fxg4 19. Ne6 h5 20. Nxf8) 14. Kd1 Qf6 ({
RR} 14... Nd7 15. a3 Bd6 16. gxf5 gxf5 17. Bh6 Kh8 18. Bxf8 Nxf8 19. Qd2 Qf6
20. Kc2 b5 21. cxb5) 15. Bh6 ({RR} 15. gxf5 Bd7 16. a3 Na6 17. Be3 Rae8 18.
hxg6 fxg6 19. c5 Bxc5 20. dxc5 Bxf5 21. Bxf5 Qxf5) 15... Re8 ({RR} 15... fxg4)
16. gxf5 Bxf5 17. Bxf5 Qxf5 18. Qxf5 gxf5 19. Ng3 ({RR} 19. Rg1+ Kh8 20. Bg7+
Kg8 21. c5 Na6 22. Be5+ Kf8 23. Bd6+ Re7 24. Ng3 Rd8 25. Nxf5 Rxd6) 19... c5 ({
RR} 19... Bf8 20. Rg1 Nd7 21. Nxf5+ Kh8 22. Nd6 Re7 23. Bg5 f6 24. Be3 Nb6 25.
Nf5 Rd7 26. b3) 20. Nxf5 cxd4 ({RR} 20... Re6 21. Rg1+ Rg6 22. Ne7+ Kh8 23.
hxg6 fxg6 24. a3 Ba5 25. Be3 Nc6 26. Nxc6 bxc6 27. dxc5) 21. Rg1+ Kh8 22. Bg7+
{De Souza,V (1846)-Pereira,V Rio de Janeiro 2023 [Stockfish 15.1] 1-0}) 8. Nf3
Bg4 9. h3 $146 ({RR} 9. O-O c5 10. d5 Bd6 11. Be2 Re8 12. Be3 f5 13. g3 Nd7 14.
Re1 Nf6 15. c4 Ne4 16. Nd2 h5 17. Kg2 Bxe2 18. Rxe2 Qf6 19. f4 Nxd2 20. Qxd2
Re4 21. Qc2 Rae8 22. Rae1 h4 23. Bf2 hxg3 {Sofranov,V (2015)-Angelov,A (2235)
Sunny Beach 2008 1/2-1/2}) 9... Bh5 10. g4 Bg6 11. Nh4 Bxd3 12. Qxd3 Qd5 13.
Rg1 g6 14. c4 Qe6+ 15. Be3 Bb4+ 16. Kf1 Nd7 17. a3 Ba5 18. b4 Bc7 19. Re1 Rfe8
20. Nf5 Nb6 21. Nh6+ Kf8 22. Rc1 Qe4 23. Qxe4 Rxe4 24. Kg2 Bf4 25. Kf3 Bxe3 26.
Kxe4 Bxc1 27. Rxc1 Re8+ 28. Kf3 Kg7 29. g5 f5 30. c5 Nd5 31. Rd1 f6 32. h4 Re4
33. Kg3 Nc3 34. Rd3 Ne2+ 35. Kf3 Nxd4+ 36. Kg3 f4+ 37. Kh3 fxg5 38. hxg5 Nc2
39. Rd7+ Kf8 40. Rxb7 Re7 41. Rb8+ Re8 42. Rb7 Re7 43. Rb8+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.40"]
[White "Pirone, Rafael"]
[Black "Aragao Neto, Joao Batista"]
[Result "1/2-1/2"]
[ECO "A49"]
[BlackElo "1585"]
[PlyCount "64"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O d6 5. d4 O-O 6. h3 c6 7. Nbd2 Nbd7 8. e4
e5 9. Re1 Re8 $146 ({RR} 9... Qe7 10. c3 b6 11. a4 a5 12. b3 Bb7 13. Ba3 c5 14.
d5 Ne8 15. Nh2 f5 16. f3 Bh6 17. Bc1 fxe4 18. Nxe4 Bxc1 19. Rxc1 Ndf6 20. Nxf6+
Qxf6 21. Ng4 Qg7 22. Qd2 h5 23. Nf2 Nf6 24. h4 {Santiago Lastra,N (2106)
-Panesso Rivera,H (2143) Cali 2007 0-1 (64)}) 10. dxe5 dxe5 11. Nc4 Qc7 12. Qd6
Qxd6 13. Nxd6 Re6 14. Rd1 Bf8 15. Nxc8 Rxc8 16. Ng5 Ree8 17. Re1 h6 18. Nf3 Nc5
19. Nd2 Rcd8 20. Nc4 Rd4 21. b3 Rdd8 22. Bb2 Nfd7 23. Rad1 f6 24. f4 exf4 25.
gxf4 b5 26. Nd6 Re6 27. e5 fxe5 28. Bxe5 Nxe5 29. fxe5 Bxd6 30. Bxc6 Bc7 31.
Bd5 Kf7 32. b4 Nd7 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.41"]
[White "Mattos, Bernardo Cunha"]
[Black "Re, Vinicius"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1567"]
[BlackElo "1177"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. h3 O-O 6. Be3 Nc6 7. Nf3 e5 8. d5 Ne7
9. Qd2 Nh5 ({RR} 9... Ne8 10. Bd3 f5 11. Bg5 c5 12. dxc6 bxc6 13. c5 Be6 14.
cxd6 Nxd6 15. O-O f4 16. Rfd1 Qe8 17. Bxe7 Qxe7 18. Na4 g5 19. Nh2 Rad8 20. Qb4
Qf7 21. Nc5 Bc8 22. Be2 h5 23. Rd3 Qg6 24. f3 {Ritscher,J (2322)-Zimmermann,J 
(2306) Germany 2014 1-0 (36)}) ({RR} 9... Ne8 10. g4 c6 11. O-O-O Qa5 12. Kb1
Rb8 13. c5 b5 14. dxc6 Nxc6 15. Nd5 b4 16. Rc1 Be6 17. cxd6 Nxd6 18. Bc4 Nxe4
19. Qd3 Bxd5 20. Qxd5 Nc3+ 21. bxc3 bxc3+ 22. Ka1 Qa3 23. Rc2 Nb4 24. Qe4 {
Lamby,P (2171)-Russo,B (1836) Belgium BEL 2021 0-1 (31)}) 10. g4 Nf6 11. Be2
$146 ({RR} 11. Bh6 a6 12. Bxg7 Kxg7 13. Bd3 Bd7 14. a3 Rb8 15. b4 b6 16. Ke2 c6
17. Rac1 a5 18. bxa5 cxd5 19. Nxd5 Nexd5 20. cxd5 bxa5 21. Rb1 Qc7 22. Rhc1 Qa7
23. Qe3 Qa8 24. Rb6 Rxb6 25. Qxb6 Ne8 {Sorokina,T (2100)-Khalimanov,A (1931)
Novokuznetsk 2014 0-1 (78)}) 11... Ne8 12. Bh6 f5 13. gxf5 gxf5 14. Bxg7 Nxg7
15. h4 fxe4 16. Nxe4 Bg4 17. Nfg5 Bxe2 18. Qxe2 Nef5 19. O-O-O Nd4 20. Qg4 Rf4
21. Qg2 Kh8 22. Qh2 Qd7 23. Rxd4 Nf5 24. Nf6 Qg7 25. Rxf4 exf4 26. Nfxh7 Nd4
27. Re1 f3 28. Re4 Ne2+ 29. Kb1 Qg6 30. Ka1 Re8 31. Rxe8+ Qxe8 32. a3 Qh5 33.
Qh1 Nd4 34. Qc1 Nb3+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.43"]
[White "Sulz, Isaque Sathler"]
[Black "Goncalves, Ricardo Henrique Si"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1516"]
[BlackElo "1800"]
[PlyCount "39"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 d6 3. Bf4 g6 4. Nf3 Bg7 5. Qd2 Bg4 6. Bh6 O-O 7. Bxg7 ({RR} 7.
O-O-O Nbd7 8. Bxg7 Kxg7 9. h3 Bxf3 10. exf3 c5 11. g4 cxd4 12. Qxd4 Qb6 13. Qd2
Ne5 14. f4 Nf3 15. Qe3 Qxe3+ 16. fxe3 Nh4 17. Bc4 a6 18. a4 Rac8 19. Bb3 Nd7
20. Bd5 Nc5 21. Rh2 e6 {Montero Martinez,C (1991)-Souza,W (2097) Sao Paulo BRA
2019 1-0 (52)}) 7... Kxg7 8. Ng5 d5 $146 ({RR} 8... c5 9. h3 cxd4 10. hxg4 dxc3
11. Qxc3 h6 12. Nf3 Qc8 13. Qd2 Nxg4 14. e4 Rh8 15. O-O-O Nd7 16. Be2 Qc5 17.
b4 Qxf2 18. Rde1 Qb6 19. Rhf1 Nge5 20. Nd4 a5 21. b5 Qc5 22. Qe3 Rac8 23. Rd1 {
Pollio,C (1972)-Zeballos Luque,G Chile 2010 0-1}) 9. f3 Bc8 10. h4 h6 11. Nh3
h5 12. O-O-O Bf5 13. Nf2 c6 14. e4 Bc8 15. e5 Ng8 16. g4 hxg4 17. fxg4 f6 18.
h5 f5 19. hxg6 Qe8 20. Bd3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.44"]
[White "Staub, Mihaiu"]
[Black "Van Riemsdijk, Dirk D."]
[Result "1/2-1/2"]
[ECO "C02"]
[BlackElo "1789"]
[PlyCount "124"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 Qb6 7. O-O cxd4 8. Re1
Rc8 ({RR} 8... Nge7 9. h4 Rc8 10. h5 h6 11. Nbd2 dxc3 12. bxc3 a6 13. Rb1 Qc7
14. c4 dxc4 15. Nxc4 Nd5 16. Be4 Nc3 17. Nd6+ Bxd6 18. exd6 Qa5 19. Qb3 Nxb1
20. Qxb1 Qb5 21. Bb2 O-O 22. Qa1 f6 23. Bg6 {Shevchenko,K (2655)-Harsha,B 
(2489) Warsaw POL 2021 0-1 (40)}) ({RR} 8... Nge7 9. h4 Nf5 10. Bxf5 exf5 11.
cxd4 h6 12. Nc3 Be6 13. Rb1 Be7 14. b4 O-O 15. Na4 Qd8 16. Nc5 b6 17. Nd3 Bxh4
18. b5 Na5 19. Ba3 Be7 20. Bxe7 Qxe7 21. g3 Rac8 22. Kg2 Rc3 23. Nb4 {Osmak,Y 
(2432)-Al Tarbosh,W (2221) chess.com INT 2022 1-0 (53)}) 9. Qe2 a6 $146 ({RR} 
9... dxc3 10. Nxc3 Nb4 11. Be3 Bc5 12. Bb5 Bxe3 13. Bxd7+ Kxd7 14. fxe3 Ne7 15.
Kh1 Qa6 16. Qd1 Nd3 17. Rf1 Qc4 18. Qd2 h6 19. Nd4 Nxe5 20. Qf2 f5 21. Qg3 N7g6
22. Nf3 Nxf3 23. Qxg6 Ng5 24. Qxg7+ {Winkels,M (1992)-Moingt,J (2125) Struga
MKD 2021 1-0 (53)}) 10. Bf4 Nge7 11. Bg3 Ng6 12. h4 dxc3 13. Nxc3 Bb4 14. h5
Nge7 15. Rac1 h6 16. a3 Bxc3 17. Rxc3 O-O 18. Rec1 Nd4 19. Qe3 Nxf3+ 20. Qxf3
Rxc3 21. Rxc3 Rc8 22. Rxc8+ Nxc8 23. Bf4 Qd8 24. g4 Bc6 25. Qg3 d4 26. f3 Bb5
27. Bxb5 axb5 28. g5 hxg5 29. Bxg5 Qf8 30. Qh4 d3 31. Qd4 Ne7 32. Qxd3 b4 33.
Qb5 bxa3 34. bxa3 Nd5 35. a4 b6 36. Kh2 f6 37. exf6 gxf6 38. Bd2 Qf7 39. h6 Kh7
40. Qd3+ f5 41. Qd4 f4 42. Qe5 Kxh6 43. Qh8+ Kg6 44. Kg2 Ne3+ 45. Kf2 Nc4 46.
Bc3 Ne3 47. Bd4 Nc4 48. Qd8 e5 49. Bxb6 Nxb6 50. Qxb6+ Kf5 51. Qb1+ Kg5 52. Qb2
Qa7+ 53. Kg2 Kf6 54. Qb5 Qd4 55. a5 Qd2+ 56. Kh3 Qe1 57. Qc6+ Kg5 58. Kh2 Qf2+
59. Kh1 Qe1+ 60. Kg2 Qxa5 61. Qc2 Qe1 62. Qc6 Qg3+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.45"]
[White "Brujin, Homero"]
[Black "Ruvieri, Valter"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1479"]
[BlackElo "1067"]
[PlyCount "105"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. O-O Be7 6. Nbd2 O-O ({RR} 6... Ne4
7. Ne5 Nxd2 8. Bxd2 Nd7 9. c3 Nxe5 10. dxe5 c6 11. Re1 Qb6 12. Qb3 Bc5 13. Qxb6
Bxb6 14. e4 dxe4 15. Bxe4 Bg6 16. a4 a5 17. Bg5 h6 18. Bf4 Ke7 19. b4 Bxe4 20.
Rxe4 g5 21. Bc1 {Khurtsilava,I (2270)-Kacheishvili,G (2505) Tbilisi 1997 1/2-1/
2 (61)}) ({RR} 6... h6 7. c3 O-O 8. Qb3 Qc8 9. Nh4 Bh7 10. Re1 Ne4 11. Bxe4
dxe4 12. Ng2 c5 13. e3 Nd7 14. a4 Nf6 15. Qc4 Qd7 16. dxc5 Ng4 17. Qd4 Qc6 18.
b4 Rfd8 19. Qc4 Ne5 20. Qa2 Bf6 21. Nf4 {Degirmenci,Y (1917)-Sari,Y (2195)
Konya 2017 0-1}) 7. c4 c6 8. Nh4 $146 ({RR} 8. h3 Nbd7 9. Nh4 Be4 10. Nhf3 Bxf3
11. Bxf3 Re8 12. cxd5 exd5 13. Re1 Bd6 14. Qc2 Qc7 15. Bg2 Re6 16. e4 dxe4 17.
Nxe4 Nxe4 18. Rxe4 Rxe4 19. Bxe4 Nf6 20. Bg2 h6 21. Bd2 Qd7 22. Rd1 Rd8 {
Krennmair,R (2120)-Bere Filho,R (2120) Grieskirchen 1998 1/2-1/2 (42)}) ({RR} 
8. Qb3 Qb6 9. c5 Qxb3 10. axb3 Nbd7 11. b4 a6 12. Nb3 Rfe8 13. Na5 Ra7 14. Bf4
Be4 15. Bc7 Bd8 16. Bd6 Bxf3 17. Bxf3 e5 18. dxe5 Nxe5 19. Bb8 Nxf3+ 20. exf3
Ra8 21. Bd6 Bxa5 22. bxa5 Re2 {Bailo Remacha,S (2036)-Naya Sancho,J (2126)
Aragon 2015 1-0 (58)}) ({RR} 8. b3) 8... Bg4 9. h3 Bh5 10. Re1 Nbd7 11. cxd5
exd5 12. Nf5 Bb4 13. Qb3 Qa5 14. Qd1 Bg6 15. Nh4 Be4 16. f3 Bg6 17. Nxg6 fxg6
18. Rf1 Nh5 19. Kh2 Bd6 20. f4 Qc7 21. e3 c5 22. Bxd5+ Kh8 23. Nb3 c4 24. Nd2
Nb6 25. Bg2 c3 26. bxc3 Qxc3 27. Nb3 Qc7 28. Qf3 Rab8 29. Bd2 Nc4 30. Rac1 b5
31. Rf2 Qf7 32. Qd5 Qe7 33. Qe4 Qd8 34. Qf3 a6 35. Bf1 Rc8 36. Bxc4 bxc4 37.
Na1 g5 38. Qxh5 gxf4 39. exf4 Rb8 40. Rxc4 Rb2 41. Rc2 Rb5 42. Qe2 Re8 43. Qc4
Qb8 44. Nb3 h6 45. Qc6 Rb6 46. Qf3 Rb5 47. Re2 Rf8 48. Na5 g5 49. Nc6 Qb7 50.
Re6 Qc7 51. Rxh6+ Kg7 52. Qh5 Qc8 53. Qg6# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.46"]
[White "Baena, Mauricio"]
[Black "Yokomizo, Wilton"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "1180"]
[BlackElo "1395"]
[PlyCount "129"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b3 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 Nbd7 5. Be2 e6 6. Nh4 Be4 $146 ({RR} 6...
Bd6 7. d3 O-O 8. Nxf5 exf5 9. g3 Re8 10. O-O Qe7 11. Bf3 Be5 12. d4 Bd6 13. c4
c6 14. Nc3 Qe6 15. Qd3 Ne4 16. Rac1 Rac8 17. Rc2 Ndf6 18. Rfc1 h5 19. Ne2 g5
20. Bg2 h4 21. f3 {Gonzalez Rodriguez,J (2367)-Sanfeliu Fabregas,A (2081)
Barcelona 2005 1-0 (46)}) ({RR} 6... Bd6 7. Nxf5 exf5 8. c4 O-O 9. O-O Re8 10.
g3 c6 11. Nc3 dxc4 12. bxc4 Ne4 13. d3 Ba3 14. Qc2 Bxb2 15. Qxb2 Nxc3 16. Qxc3
Ne5 17. d4 Ng4 18. Rab1 Qd7 19. Bxg4 fxg4 20. Rfd1 Rad8 21. d5 {Ostojic,N 
(2440)-Todorovic,G (2465) Belgrade 1998 1/2-1/2 (34)}) ({RR} 6... Bg6 7. Nxg6
hxg6 8. d3 Bd6 9. Nd2 Qe7 10. c4 c6 11. Qc2 a5 12. a3 g5 13. d4 Nf8 14. c5 Bc7
15. O-O-O e5 16. h3 exd4 17. exd4 Ne6 18. Rhe1 O-O 19. Bd3 g6 20. Nf3 Kg7 21.
g3 {Amini,A (2318)-Babaniya,B (2184) Anzali Free Zone IRI 2019 0-1 (48)}) ({RR
} 6... Bg6 7. d3 Bd6 8. Nd2 Qe7 9. c4 c6 10. Nxg6 hxg6 11. Qc2 Ne5 12. h3 Neg4
13. Rf1 Nh2 14. Rg1 g5 15. O-O-O O-O-O 16. e4 dxe4 17. Nxe4 Bf4+ 18. Kb1 g4 19.
Nxf6 gxf6 20. hxg4 Rhg8 21. d4 {Delaunay,S (2347)-Batard,D (2024) Gorges 2007
1-0 (31)}) ({RR} 6... Bg6 7. Nxg6 hxg6 8. c4 c6 9. Nc3 Bd6 10. h3 Qe7 11. a3 a6
12. b4 Rc8 13. O-O g5 14. d3 Rh4 15. Qe1 Rh7 16. f4 gxf4 17. exf4 g6 18. Qd2
Nh5 19. cxd5 cxd5 20. Nxd5 Qh4 21. Bxh5 {Najdorf,M-Carbone,J Buenos Aires 1972
1-0 (40)}) 7. d3 Bg6 8. Nxg6 hxg6 9. Qd2 c6 10. Bf3 Bd6 11. Nc3 Qc7 12. O-O-O
O-O-O 13. h3 Ne5 14. Qe2 Qa5 15. Kb1 Bb4 16. Qe1 c5 17. d4 cxd4 18. exd4 Nxf3
19. gxf3 Rd6 20. Qe3 Kb8 21. Rd3 Rc8 22. Ne2 Ra6 23. a4 Rac6 24. c3 Bd6 25. Kc2
b5 26. Ra1 b4 27. Kd1 Nh5 28. Rc1 bxc3 29. Rcxc3 Qc7 30. Rxc6 Qxc6 31. Rc3 Qb7
32. Bc1 Ka8 33. Rxc8+ Qxc8 34. Qc3 Qxc3 35. Nxc3 Bf4 36. Be3 a6 37. b4 Bxe3 38.
fxe3 Kb7 39. a5 Kc6 40. Ke2 Ng3+ 41. Kf2 Nf5 42. f4 Nd6 43. Kf3 Ne4 44. Nxe4
dxe4+ 45. Kxe4 Kb5 46. Kd3 Kxb4 47. e4 Kxa5 48. Kc4 Kb6 49. h4 a5 50. e5 f6 51.
d5 exd5+ 52. Kxd5 fxe5 53. fxe5 Kc7 54. Ke6 a4 55. Kf7 a3 56. e6 a2 57. e7 a1=Q
58. e8=Q Qf6+ 59. Kg8 Kd6 60. Qf8+ Ke6 61. Qxg7 Qd8+ 62. Qf8 Qxh4 63. Qf7+ Ke5
64. Qxg6 Qd8+ 65. Kg7 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.47"]
[White "Bomeisel, Pedro Rangel"]
[Black "Navarro, Gustavo Kazuo Yura"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1385"]
[BlackElo "1800"]
[PlyCount "53"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 g6 ({RR} 6...
Bf5 7. Bd3 Bg6 8. O-O Be7 9. c4 O-O 10. Bxg6 hxg6 11. Be3 Na6 12. Qb3 Qc7 13.
a3 g5 14. Qc2 Rfe8 15. Rfd1 Bd6 16. h3 Qd7 17. c5 Bf8 18. d5 cxd5 19. b4 Nc7
20. Rac1 Rac8 21. c6 {Nevednichy,V (2560)-Miladinovic,I (2559) Kragujevac 2010
1-0 (41)}) 7. Be2 Bg7 8. O-O O-O 9. Be3 $146 ({RR} 9. Re1 Be6 10. c3 Qc7 11.
Be3 Nd7 12. b3 Bg4 13. Rc1 Bxf3 14. Bxf3 f5 15. g3 Nf6 16. c4 Qd7 17. Qc2 Rfd8
18. Rcd1 Ne4 19. d5 Rac8 20. Bxe4 fxe4 21. Bxa7 f5 22. dxc6 Qxc6 23. Be3 Qc7 {
Zhou,Z (1439)-Lu,L Changsha CHN 2019 1-0}) 9... Be6 10. Qd2 Nd7 11. c4 Nb6 12.
b3 Re8 13. Rad1 Rc8 14. Rfe1 Qc7 15. d5 cxd5 16. Bxb6 axb6 17. cxd5 Red8 18.
Bc4 Qc5 19. Rc1 Qa3 20. Rc2 Bf5 21. Bd3 Rxc2 22. Qxc2 Bxd3 23. Qxd3 Qd6 24. Rd1
f5 25. Ne1 Bh6 26. a4 Bf4 27. h3 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.48"]
[White "Pereira, Igor Marcelo Souza"]
[Black "Ferreira, Priscilla Montanha"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1351"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O Bc5 6. Nbd2 ({RR} 6. h3 O-O 7.
c3 d5 8. exd5 {1/2-1/2 (8) Szabo,J (2194)-Kiss,Z (2219) Hungary 2005}) 6... d5
({RR} 6... O-O 7. Re1 a6 ({RR} 7... d6 8. Nf1 Bg4 9. c3 Re8 10. b4 Bb6 11. Be3
Qd7 12. a4 a5 13. Bxb6 cxb6 14. b5 Ne7 15. Ne3 Rad8 16. Nxg4 Nxg4 17. Qe2 d5
18. exd5 Nxd5 19. h3 Nxc3 20. Qb2 e4 21. dxe4 Rxe4 22. Rxe4) 8. c3 d6 9. b4 ({
RR} 9. a3 b5 10. Ba2 Be6 11. b4 Bb6 12. c4 Nd4 13. Nxd4 Bxd4 14. Rb1 Nd7 15.
Qf3 f5 16. Qg3 fxe4 17. Nxe4 Nf6 18. Bxh6 Nh5 19. Qg6 Qe8 20. Qxe8 Raxe8 21.
Rf1 gxh6 22. Bb3 Rf7 23. h3 Ref8) 9... Ba7 10. Nf1 b5 11. Bb3 Ng4 12. Re2 Kh7
13. h3 Nxf2 14. Rxf2 Bxf2+ 15. Kxf2 f5 16. exf5 Bxf5 17. Ng3 Bg6 18. Bd5 Qd7
19. Kg1 Rad8 20. Nh4 Ne7 21. Be4 {Da Rosa,P (1800)-De Oliveira,L (1422)
Florianopolis 2024 0-1}) ({RR} 6... d6 7. a4 a6 8. c3 O-O 9. h3 Be6 10. Re1 Re8
11. Bxe6 Rxe6 12. Nf1 Re8 13. Ng3 d5 14. Qe2 Qd7 15. Be3 Bxe3 16. Qxe3 Rad8 17.
Rad1 dxe4 18. Nxe4 Nxe4 19. Qxe4 f5 20. Qc4+ Kh7 21. Rd2) 7. exd5 Nxd5 8. Bb5
$146 ({RR} 8. Nb3 Bb6 9. Bb5 Bg4 10. h3 Bxf3 11. Qxf3 Qd6 12. Bc4 Nf6 13. Be3
O-O 14. Qg3 Nh5 15. Qg4 Nf4 16. g3 Bxe3 17. fxe3 Nd5 18. Qf3 Nf6 19. Rad1 a6
20. Nd2 b5 21. Bb3 Ne7 22. Ne4 Nxe4 {Hinske,S-Waechter,T Lingen 1995 0-1 (39)})
8... Qd6 9. Nxe5 O-O 10. Nxc6 bxc6 11. Ne4 Bxf2+ 12. Rxf2 Qg6 13. Bc4 Re8 14.
Bxd5 cxd5 15. Nc3 Bb7 16. Bf4 c6 17. Qf3 Re6 18. Qg3 Rae8 19. Qxg6 Rxg6 20.
Raf1 Rge6 21. Bg3 f6 22. Rf4 R8e7 23. Ra4 a6 24. Rd1 g5 25. Kf1 f5 26. Re1 c5
27. Rxe6 Rxe6 28. d4 Bc6 29. Ra5 cxd4 30. Nxd5 f4 31. Bf2 Re5 32. Nf6+ Kf7 33.
Rxe5 Kxf6 34. Bxd4 Bb5+ 35. Rxb5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.49"]
[White "De Bastiani, Tales Otavio"]
[Black "De Souza, Ricardo Alves"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1800"]
[BlackElo "1322"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nf6 5. Bf4 Bf5 6. e3 e6 7. Nf3 ({RR} 7.
Bd3 Bd6 {1/2-1/2 (7) Petkov,V (2549)-Petrov,M (2489) Can Picafort 2013}) ({RR} 
7. Qb3 b6 8. Nb5 Na6 9. Qa4 Nb4 10. Nd6+ Ke7 11. Qxb4 Kd7 12. Bb5+ Kc7 13. Rc1+
Kb8 14. Nxf7+ Kb7 15. Nxd8+ Rxd8 16. Bc6+ Kc8 17. Bb5+ Kb7 18. Rc7+ Ka8 19.
Bc6+ Kb8 20. Re7+ Kc8 {1-0 (20) Orrego Palermo,M (1632)-Avalos Sanabria,A 
(1474) Asuncion PAR 2019}) 7... Nbd7 8. Bd3 $146 ({RR} 8. Be2 Be7 9. Rc1 O-O
10. O-O Ne4 11. h3 Ndf6 12. Nh4 Nxc3 13. bxc3 Be4 14. f3 Bg6 15. Nxg6 hxg6 16.
Qb3 b6 17. c4 Bd6 18. Bg5 Be7 19. c5 bxc5 20. dxc5 Qa5 21. c6 Rab8 22. Qd3 Bd6
{Matyas,I-Rigo,J Aggtelek 1997 0-1 (47)}) ({RR} 8. Be2 Be7 9. O-O O-O 10. Rc1
a6 11. Ne5 Nxe5 12. Bxe5 Nd7 13. Bf4 f6 14. Bf3 Nb6 15. e4 dxe4 16. Nxe4 Nd5
17. Bg3 Qb6 18. b3 Rac8 19. Rxc8 Rxc8 20. Qd2 Bb4 21. Qb2 Nc3 22. Nxc3 Bxc3 {
Perez Garcia,J-Gutierrez Garcia,R (1512) Santa Cruz de la Palma 2014 0-1 (64)})
({RR} 8. Bb5 a6 9. Bxd7+ Qxd7 10. Ne5 Qd8 11. O-O Be7 12. Rc1 Rc8 13. Qa4+ Nd7
14. Ne2 f6 15. Nxd7 Qxd7 16. Rxc8+ Bd8 17. Qxd7+ Kxd7 18. Rfc1 {1-0 (18)
Baryshnikova,N-Veselova,N Dagomys 2009}) 8... Bxd3 9. Qxd3 Be7 10. O-O O-O 11.
Ne5 a6 12. h3 Rc8 13. Rac1 b5 14. a3 Nb6 15. Rfe1 Nc4 16. Nxc4 bxc4 17. Qd2 Bd6
18. Bxd6 Qxd6 19. f3 Rb8 20. Rcd1 Rb3 21. e4 Qg3 22. Rb1 Rfb8 23. Re3 Qg6 24.
Kf2 h5 25. Re2 h4 26. Rbe1 Qg3+ 27. Kf1 dxe4 28. Qe3 Rxb2 29. fxe4 Rxe2 30.
Qxg3 hxg3 31. Rxe2 Rb3 32. Rc2 Rxa3 33. Ne2 Nxe4 34. Ke1 c3 35. Rc1 g5 36. Rc2
a5 37. Rc1 a4 38. Rc2 Ra1+ 39. Rc1 Rxc1+ 40. Nxc1 a3 41. Nb3 Kf8 42. Kd1 Ke7
43. Kc2 f5 44. Nc1 Kd6 45. Na2 Kd5 46. Nxc3+ Nxc3 47. Kxc3 a2 48. Kb2 Kxd4 49.
Kxa2 Ke3 50. Kb2 Kf2 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.50"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Correa, Vitor Dias"]
[Result "1/2-1/2"]
[ECO "B57"]
[WhiteElo "1318"]
[PlyCount "53"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nb3 e6 8.
Be3 ({RR} 8. Bd3 Be7 9. Be3 Qc7 10. f4 a6 11. Qe2 b5 12. O-O-O Nd7 13. Rhe1 O-O
14. g4 Nc5 15. Nxc5 dxc5 16. e5 c4 17. Be4 Bb7 18. Qf2 b4 19. Bb6 Qc8 20. Na4
b3 21. axb3 cxb3 22. Rd3 Nb4 {Nijboer,F (2555)-Smirin,I (2640) Tilburg 1993
0-1 (34)}) 8... Qd8 9. O-O ({RR} 9. f4 Be7 10. Qf3 a6 11. O-O-O Qc7 12. g4 Nd7
13. Qf2 b5 14. Bd3 Bb7 15. Kb1 b4 16. Na4 a5 17. g5 Bd8 18. h4 Rb8 19. e5 dxe5
20. f5 Nd4 21. Nxd4 Bxh1 22. fxe6 O-O 23. exf7+ Rxf7 {Lauda,A (1895)-Smirnov,M
(1449) St Petersburg RUS 2021 1/2-1/2 (55)}) 9... Be7 10. Bf4 $146 ({RR} 10. f4
O-O 11. Qe2 a6 12. a4 b6 13. Rad1 Qc7 14. Nd4 Bb7 15. Nxc6 Qxc6 16. Bd3 d5 17.
e5 Ne4 18. Bxe4 dxe4 19. Rd4 Rac8 20. Rxe4 Ba3 21. bxa3 Qxc3 22. Rb4 Qxc2 23.
Qxc2 Rxc2 24. Rf2 Rc3 {Androsov,S (2097)-Abramichev,A (1985) St Petersburg
2008 1/2-1/2 (32)}) ({RR} 10. f4 O-O 11. Qf3 a6 12. a4 Qc7 13. Nd2 b6 14. h3
Nb4 15. Bb3 Nd7 16. Qf2 Rb8 17. f5 Nc5 18. Qg3 Kh8 19. fxe6 Nxb3 20. cxb3 Bxe6
21. Bd4 Rg8 22. Rac1 Qd8 23. Ne2 Bh4 24. Qf3 Bg5 {Vigil Alvarez,L-Arias
Santana,M Spain 1990 1/2-1/2 (90)}) ({RR} 10. Qe2 O-O 11. Rad1 a6 12. Bf4 b5
13. Bd3 Qb6 14. Be3 Qc7 15. a4 b4 16. Na2 d5 17. exd5 Nxd5 18. Bd2 Bb7 19. Qe4
Nf6 20. Qc4 Bd6 21. h3 a5 22. Bg5 Be7 23. Bf4 e5 24. Bg3 Qb6 {Pallag,G (1828)
-Laza,S (1968) Balatonalmadi 2013 0-1 (40)}) 10... a6 11. Re1 O-O 12. Qd2 b5
13. Bd3 d5 14. exd5 Nxd5 15. Nxd5 Qxd5 16. Rad1 Bb7 17. Be4 Qxd2 18. Rxd2 Rad8
19. Red1 Rxd2 20. Rxd2 Rd8 21. Rxd8+ Bxd8 22. Nc5 Ba8 23. Nxa6 f5 24. Bf3 g5
25. Bd6 g4 26. Bxc6 Bxc6 27. Nc5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.51"]
[White "Leal, Alexandre Garcia"]
[Black "Damasio, Fabio Ferreira"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "1899"]
[BlackElo "1296"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nc3 ({RR} 5. Bf1) 5... O-O 6. Qb3 ({
RR} 6. b3 c6 7. e3 b6 8. Nge2 Bb7 9. O-O Nbd7 10. a4 a5 11. Bb2 Nb8 12. cxd5
cxd5 13. Nb5 Na6 14. Nec3 Rc8 15. Qd2 Bb4 16. f3 Qd7 17. Rfc1 Rfd8 18. Bf1 Nc7
19. Qd1 Na6 20. Na7 Ra8 {Brineva,E (1812)-Iakushkov,P (1652) Voronezh RUS 2019
1-0 (58)}) 6... c6 7. Bg5 Nbd7 $146 ({RR} 7... h6 8. Bxf6 Bxf6 9. e3 Nd7 10.
Nge2 Qb6 11. Na4 Qxb3 12. axb3 a6 13. f4 g6 14. h4 h5 15. Bf3 Bg7 16. g4 hxg4
17. Bxg4 f5 18. Bf3 Nf6 19. Kd2 Kf7 20. Rag1 Rg8 21. Rg2 Bd7 22. Nc5 {Azevedo
Junior,J (2057)-Correa,L (1745) Teresina 2013 1-0 (31)}) 8. Nf3 b6 9. O-O Ba6
10. Nd2 h6 11. Bxf6 Bxf6 12. e3 e5 13. Qa4 Qc8 14. Bh3 Rd8 15. dxe5 Bxe5 16.
Rfd1 Bxc3 17. bxc3 b5 18. cxb5 Bxb5 19. Qb4 Qc7 20. Qe7 Rac8 21. c4 Ba4 22. Nb3
Nf6 23. Qa3 Bxb3 24. axb3 Ra8 25. Bg2 Qd6 26. Qxd6 Rxd6 27. e4 Rdd8 28. exd5
cxd5 29. Bxd5 Nxd5 30. Rxd5 Rxd5 31. cxd5 Kf8 32. d6 Rd8 33. Rxa7 Rxd6 34. Ra2
Rd1+ 35. Kg2 Rb1 36. Ra8+ Ke7 37. Ra7+ Kf6 38. Rb7 Rb2 39. Kf3 g5 40. Rb6+ Kg7
41. b4 f6 42. Rb7+ Kg6 43. h3 h5 44. Rb8 h4 45. g4 Rb3+ 46. Kg2 Kf7 47. b5 Kg7
48. b6 Rb2 49. b7 Kf7 50. Rh8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.52"]
[White "Haraguchi, Melissa Mayumi Alve"]
[Black "Ferian, Christian"]
[Result "1/2-1/2"]
[ECO "C30"]
[WhiteElo "1751"]
[PlyCount "43"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Be6 5. Bxe6 fxe6 6. d4 ({RR} 6. fxe5 dxe5
7. d3 Nf6 8. Bg5 Bc5 9. Nbd2 O-O 10. Qe2 a5 11. O-O-O a4 12. Nc4 a3 13. b3 b5
14. Ncd2 Bd4 15. Nf1 Qd6 16. Be3 Qc5 17. Qd2 Ng4 18. Nxd4 Nxd4 19. c3 Nxe3 20.
Nxe3 Rf6 {Weston,R (2180)-Robertson,I (2200) Edinburgh 1996 1-0 (48)}) ({RR} 6.
d3 Nf6 7. Nc3 a6 8. fxe5 dxe5 9. h3 h6 10. Be3 Be7 11. a3 b6 12. Qe2 Bc5 13.
Bxc5 bxc5 14. Rd1 Nh5 15. Qf2 Qe7 16. O-O O-O 17. Qh4 Qxh4 18. Nxh4 Ng3 19. Rf3
Rxf3 20. Nxf3 Rf8 {Villoen,S (1071)-Shiane,R (921) Gauteng 2017 1-0 (37)}) 6...
exd4 7. Nxd4 Qd7 $146 ({RR} 7... e5 8. Ne6 Qe7 9. Qh5+ g6 10. Qh3 Bg7 11. O-O
exf4 12. Rxf4 Nd4 13. Nxg7+ Qxg7 14. Na3 Qd7 15. Rf8+ Kxf8 16. Qxd7 Nxc2 {
1-0 (16) Dostal,L (1750)-Kumpfmueller,T Plzen 1998}) ({RR} 7... Nxd4 8. Qxd4 c5
9. Qd3 Ne7 10. Be3 Qb6 11. Nc3 a6 12. O-O Nc6 13. a3 Be7 14. Qc4 O-O 15. Qxe6+
Kh8 16. Nd5 Nd4 17. Bxd4 cxd4 18. Nxb6 Rae8 19. Qd5 Bf6 20. Nd7 {1-0 (20)
Juhnke,P (1898)-Schirrmacher,N Frankfurt 2005}) ({RR} 7... Qh4+ 8. g3 Qh3 9.
Nxc6 Qg2 10. Rf1 Qxe4+ 11. Qe2 Qxc6 12. Qxe6+ Be7 13. Nc3 Nf6 14. Bd2 Nd7 15.
Nd5 Kd8 16. O-O-O Bf6 17. Nxf6 Nxf6 18. Rfe1 Re8 19. Qf7 Rxe1 20. Rxe1 Qd7 21.
Qf8+ Ne8 22. Bc3 {Isenberger,S-Olson,D (1400) San Francisco 2016 1-0}) 8. Nc3
e5 9. Nxc6 Qxc6 10. fxe5 O-O-O 11. Bd2 dxe5 12. Qg4+ Kb8 13. O-O-O Nf6 14. Qf3
Bb4 15. Nd5 Bxd2+ 16. Rxd2 Rhf8 17. Rhd1 Qe6 18. Qe2 c6 19. Nc3 Kc7 20. Rxd8
Rxd8 21. Rxd8 Kxd8 22. h3 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.53"]
[White "Akamine, Giullia Hikari Nish"]
[Black "Nicacio, Daniel Ramos"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1800"]
[BlackElo "1479"]
[PlyCount "90"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d3 Bc5 5. h3 ({RR} 5. Be3 Bxe3 6. fxe3 d5 7.
exd5 Nxd5 8. Qd2 O-O 9. O-O f5 10. c4 Nf6 11. Nc3 a5 12. Rad1 h6 13. d4 e4 14.
Ne5 Qe8 15. Nb5 Qd8 16. Ng6 Re8 17. d5 Ne5 18. Nxe5 Rxe5 19. Qc3 Qe7 {Seret,J 
(2385)-Jolly,J (2387) France 2012 1/2-1/2 (54)}) 5... O-O 6. O-O h6 7. Nbd2
$146 ({RR} 7. c3 Re8 8. Re1 b5 9. a3 a5 10. d4 exd4 11. cxd4 Bb6 12. e5 Nd5 13.
Bxb5 Nde7 14. Qd3 d5 15. Bxc6 Nxc6 16. Qc3 Re6 17. Be3 a4 18. b4 axb3 19. Qb2
Rg6 20. Nh2 Bxh3 21. g3 Qh4 {Ononna,N-Israt,J (1375) Dhaka 2017 0-1 (39)}) ({RR
} 7. b3 d6 8. Bb2 Be6 9. Nc3 Nd4 10. Re1 Nxf3+ 11. Bxf3 Bd4 12. Qd2 c6 13. Ba3
Re8 14. Rab1 Rc8 15. Ne2 Bb6 16. Bb2 Bc7 17. a4 d5 18. exd5 cxd5 19. Nc3 d4 20.
Ne2 Bd5 {1/2-1/2 (20) Lapinski,F-Rommeswinkel,H Germany 1998}) 7... d6 8. c3
Ne7 9. Nh4 Ng6 10. Nxg6 fxg6 11. Nb3 Bb6 12. d4 Nxe4 13. dxe5 Nxf2 14. Qd5+ Kh7
15. Nd4 Qh4 16. Be3 Nxh3+ 17. gxh3 Qg3+ 18. Qg2 Qxe3+ 19. Kh1 Bxh3 20. Qg1 Bxd4
21. Qxe3 Bxe3 22. Rfd1 dxe5 23. Rd3 Bg2+ 24. Kh2 Rf2 25. Rxe3 Bf3+ 26. Kg3 Rxe2
27. Rxf3 Rxb2 28. Rd1 Rxa2 29. Rd7 Rc2 30. Rxc7 a5 31. Rxb7 a4 32. Rc7 a3 33.
Rff7 Rg8 34. Rf1 a2 35. Kg4 Rf8 36. Rg1 Rf4+ 37. Kg3 Rf5 38. Re1 Re2 39. Ra1
Rg5+ 40. Kf3 Rgg2 41. c4 Rgf2+ 42. Kg3 h5 43. c5 g5 44. Ra7 e4 45. c6 Rf3# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.54"]
[White "Akamine, Isabelle Namie Nish"]
[Black "Ruvieri, Daniel Minami"]
[Result "1/2-1/2"]
[ECO "E21"]
[WhiteElo "1800"]
[BlackElo "1437"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 O-O 5. a3 Bxc3 6. Bxc3 d6 7. Nf3 b6 8. e3
Bb7 ({RR} 8... Ne4 9. Rc1 Bb7 10. Be2 Nd7 11. O-O c5 12. Nd2 Nxc3 13. Rxc3 Qe7
14. Bf3 cxd4 15. exd4 Nf6 16. Qe2 Rac8 17. Rfc1 Ba6 18. Qe3 Rc7 19. b4 Rfc8 20.
h3 h6 21. c5 Bb5 22. cxb6 axb6 23. Rxc7 {Stanec,S (2106)-Karas,M (2288)
Slovakia 2016 1/2-1/2 (57)}) 9. Be2 Nbd7 10. O-O c5 $146 ({RR} 10... Qe7 11.
Qc2 Ne4 12. Nd2 f5 13. f3 Nxc3 14. Qxc3 e5 15. d5 a5 16. b4 axb4 17. axb4 Nf6
18. e4 f4 19. Rfb1 g5 20. c5 h5 21. c6 Rxa1 22. Rxa1 Bc8 23. Ba6 Bxa6 24. Rxa6
g4 25. Qa3 {Winterlik,J-Schenderowitsch,M Bingen 1996 0-1}) 11. b4 Qe7 12. dxc5
dxc5 13. Qa4 Ne4 14. Bb2 Ng5 15. Qd1 Nxf3+ 16. Bxf3 Bxf3 17. Qxf3 cxb4 18. axb4
Rfc8 19. b5 Qb4 20. Rad1 Nf8 21. Rb1 Qxc4 22. Qg3 Ng6 23. f4 Qxb5 24. Bxg7 Qd7
25. Bh6 Qe7 26. f5 exf5 27. Rxf5 Qh4 28. Qxh4 Nxh4 29. Rg5+ Ng6 30. h4 f6 31.
Rg3 Rc5 32. Rf1 Rh5 33. Bf4 Rxh4 34. Bd6 a5 35. Rxf6 a4 36. Ba3 b5 37. Rb6 Rh5
38. e4 Re8 39. Re3 Rhe5 40. Bb2 Rc5 41. Ba3 Rh5 42. Rb7 Rd8 43. Rf3 Rd1+ 44.
Kf2 Rd2+ 45. Kg1 Rg5 46. Rb8+ Kg7 47. Rb7+ Kg8 48. Rb8+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.55"]
[White "Rojo, Antonio Maia Rosa"]
[Black "Da Silva, Joao Pedro Marinell"]
[Result "0-1"]
[ECO "A01"]
[PlyCount "74"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nc6 2. b3 e5 3. Bb2 d6 4. e3 f6 ({RR} 4... e4 5. Nd4 Ne5 6. Nc3 c5 7.
Bb5+ Bd7 8. Nf5 Bxb5 9. Nxb5 Qd7 10. d4 exd3 11. Bxe5 dxe5 12. Qxd3 Qxd3 13.
cxd3 O-O-O 14. O-O-O Kb8 {1/2-1/2 (14) Matjushin,G (2466)-Sitnikov,A (2506)
Donetsk 2011}) ({RR} 4... a6 5. d4 exd4 6. exd4 d5 7. Bd3 Nf6 8. c4 Bb4+ 9.
Nbd2 Qe7+ 10. Qe2 Ne4 11. O-O-O Nxd2 12. Nxd2 Be6 13. Rhe1 O-O-O 14. c5 Bxd2+
15. Qxd2 Qh4 16. h3 h6 17. f4 g6 18. b4 Rhe8 19. a4 {Pastar,S (2337)-Goldin,R 
(2311) chess.com INT 2022 0-1 (78)}) 5. Be2 $146 ({RR} 5. Bb5 Nge7 6. d4 a6 7.
Bxc6+ bxc6 8. Nbd2 Bg4 9. c4 d5 10. h3 Bh5 11. g4 Bg6 12. dxe5 fxe5 13. Nxe5
Qd6 14. Nxg6 Nxg6 15. Qc2 Rd8 16. Rc1 Rd7 17. cxd5 Qxd5 18. Qe4+ Qxe4 19. Nxe4
Bb4+ {Arevalo,M (1519)-Villanueva Mena,F (1210) Managua 2016 1-0 (52)}) 5...
Nge7 6. d4 Ng6 7. dxe5 dxe5 8. O-O Be7 9. c4 O-O 10. Nc3 Qxd1 11. Rfxd1 a6 12.
Ne4 Bf5 13. Bd3 Rad8 14. Bc2 Nb4 15. Rxd8 Rxd8 16. Nxf6+ Bxf6 17. Bxf5 Nxa2 18.
Bxg6 hxg6 19. h3 e4 20. Bxf6 gxf6 21. Rxa2 exf3 22. gxf3 Rd3 23. b4 Rb3 24. Ra4
Rc3 25. b5 axb5 26. cxb5 Rb3 27. Rg4 Kf7 28. Rd4 Ke6 29. f4 Rxb5 30. e4 c5 31.
Rd5 Rb1+ 32. Kg2 c4 33. f5+ gxf5 34. Rxf5 b5 35. Kf3 c3 36. Ke3 c2 37. Kd2
c1=Q+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.03"]
[Round "8.56"]
[White "Gomes, Catarina Crote"]
[Black "Santana, Expedito"]
[Result "1-0"]
[ECO "B17"]
[BlackElo "1408"]
[PlyCount "43"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Postny,E} c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 ({RR} 5. Ng5) 5...
Ngf6 6. Nc3 Nd5 ({RR} 6... Nb6 7. h3 ({RR} 7. Be2 Bg4 8. O-O e6 9. h3 Bf5 10.
Nh4 Bg6 11. Bf3 Bd6 12. Qe2 O-O 13. Bg5 Qc7 14. Rad1 Nbd5 15. Nxd5 cxd5 16.
Nxg6 hxg6) 7... Bf5 8. Bd3 Bxd3 9. Qxd3 e6 10. O-O Be7 ({RR} 10... Bd6 11. Ne2
Qc7 12. c4) ({RR} 10... Qc7 11. Bd2 Bd6 12. Rfe1 Bf4 13. Bxf4 Qxf4 14. Ne2 Qe4
15. Qd2) 11. Ne2 O-O 12. c4 Nbd7 ({RR} 12... c5 13. Bf4 cxd4 14. Nexd4 Rc8 15.
b3) 13. Bf4 a5 14. a4 ({RR} 14. Rad1 a4 15. Nc3 Qa5 16. Rfe1 ({RR} 16. d5 cxd5
17. cxd5 Nxd5 18. Nxd5 exd5 19. Qxd5 Qxd5 20. Rxd5 Nc5) 16... Rfe8 17. d5 Nc5
18. Qc2 cxd5 19. cxd5 Nxd5 20. Nxd5 exd5 21. Rxd5 Rac8 22. Re3) 14... Nc5 15.
Qe3 Na6 16. Rfd1 Nb4 17. Rd2 b5 18. b3 ({RR} 18. axb5 cxb5 19. c5) 18... bxc4
19. bxc4 Qb6 20. Nc3 Rad8 21. Rad1 {Inarkiev,E (2688)-Ding,L (2730) Moscow
2014 CBM 164 [Postny,E] 1/2-1/2 (31)}) ({RR} 6... e6 7. Bd3 Be7 8. O-O O-O 9.
Qe2 c5 10. Rd1 cxd4 11. Nxd4 Nc5 12. Bf4 ({RR} 12. Bc4) 12... Bd7 13. Bb5 a6
14. Bxd7 Ncxd7 15. Rd3 Re8 16. Nb3 Qc8 17. Rad1 Nb6) ({RR} 6... Nb6 7. h3 g6 8.
Bd3 Bg7 9. O-O O-O 10. Re1 Qc7 11. Bg5 e6 12. Ne5 Nfd5 13. Bh4 Nd7 14. Ne4 Nxe5
15. dxe5 Bxe5 16. c4 Nf4 17. Nf6+ Bxf6 18. Bxf6 Nh5 19. Be5 Qe7 20. Be2 Rd8 21.
Qc1 {Paravyan,D (2620)-Bocharov,D (2594) Sochi RUS 2018 1-0 (54)}) 7. Nxd5 cxd5
8. Bb5 $146 ({RR} 8. Bd3 g6 9. O-O Bg7 10. Re1 O-O 11. c3 Nf6 12. h3 Bf5 13.
Qc2 Bxd3 14. Qxd3 Ne4 15. Ng5 Nd6 16. Nf3 e6 17. Bg5 Qb6 18. Be7 Rfc8 19. Bxd6
Qxd6 20. Ne5 a6 21. Qf3 Bxe5 22. Rxe5 b5 {McPhillips,J (2368)-Fernandez,D 
(2476) Leeds 2015 0-1 (83)}) 8... Qa5+ 9. Bd2 Qxb5 10. b3 Nf6 11. a4 Qc6 12.
O-O Bf5 13. Qe2 e6 14. Ne5 Qxc2 15. Rac1 Qxb3 16. Bg5 Be7 17. Rc7 Qb4 18. Rfc1
O-O 19. Qe3 Bd8 20. Bxf6 Bxc7 21. Qg5 Bxe5 22. Qxg7# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.1"]
[White "Perez Gormaz, Matias"]
[Black "Flores Quillas, Diego Saul Rodri"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2388"]
[BlackElo "2429"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. c4 Nc6 6. Bg2 d6 7. d4 cxd4 8. Nxd4
Bd7 9. O-O O-O 10. Nc3 Rc8 11. Qd2 Qa5 12. Rfd1 Rfd8 13. Rac1 Nxd4 14. Qxd4 Bc6
15. Qd2 $146 ({RR} 15. Qd3 e6 16. Qb1 d5 17. cxd5 exd5 18. e3 Ne4 19. Nxe4 Bxb2
20. Qxb2 dxe4 21. Bh3 Rxd1+ 22. Rxd1 Rd8 23. Rxd8+ Qxd8 24. Qd4 Qa5 25. a4 Qe1+
26. Bf1 Qb1 27. Qd8+ Kg7 28. Qd4+ Kg8 29. Qd8+ Kg7 {Momeni,E-Sadeh,S Teheran
2004 1-0 (45)}) 15... h5 16. e4 h4 17. Nd5 Qxd2 18. Rxd2 Bxd5 19. exd5 hxg3 20.
hxg3 Nh5 21. Re1 Bxb2 22. Rxb2 Kf8 23. Rbe2 Rc7 24. Re3 Rb8 25. a4 a6 26. Bf1
a5 27. Bd3 Nf6 28. Kg2 Re8 29. f4 Nd7 30. Kf3 Nc5 31. Bc2 Kg7 32. g4 e6 33.
dxe6 fxe6 34. Rd1 Rd7 35. Kg3 e5 36. f5 gxf5 37. Bxf5 Rdd8 38. Kh4 Rh8+ 39. Kg5
Rhe8 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.2"]
[White "Fier, Alexandr"]
[Black "Di Berardino, Diego Rafael"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2549"]
[BlackElo "2480"]
[PlyCount "131"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. Qc2 b5 8. a4
Bxd2+ 9. Nfxd2 Ra7 10. axb5 Qxd4 11. Qxc4 Qb6 12. Nc3 O-O 13. O-O Bb7 14. Bxb7
Rxb7 15. Qd3 $146 ({RR} 15. Nb3 Ra7 16. Na4 Qb7 17. Nac5 Qb6 18. Na4 Qb7 19.
Nac5 Qb6 20. Na4 {1/2-1/2 (20) Nunez-Painchaud,R (2050)-Roussel Roozmon,T 
(2479) Contrecoeur CAN 2019}) 15... c6 16. Nc4 Qc5 17. Nxa5 Rd7 18. Qc4 Qxc4
19. Nxc4 cxb5 20. Nxb5 Nc6 21. Rfd1 Rb7 22. Nbd6 Rb4 23. Ra6 Ne7 24. Rda1 Nc8
25. Nxc8 Rxc8 26. Rc6 Rf8 27. Ra7 g5 28. Kg2 h6 29. Rac7 Nd5 30. Ra7 Nf6 31. h3
Nd5 32. e3 Nf6 33. f4 Nd5 34. Kf3 Rfb8 35. Rc5 gxf4 36. gxf4 Rb3 37. Ra3 R3b4
38. Ra7 Rb3 39. f5 R3b4 40. Rd7 h5 41. Rd6 Re8 42. fxe6 fxe6 43. Ke4 Rb3 44.
Rcc6 Kf7 45. Ne5+ Kg8 46. Rxe6 Rxe6 47. Rxe6 Nxe3 48. Rg6+ Kh7 49. Rg3 Nc4 50.
Rxb3 Nd2+ 51. Kf5 Nxb3 52. Kg5 Kg7 53. Nd3 Kf7 54. Kxh5 Kf6 55. Kg4 Kg6 56. h4
Kh6 57. Ne5 Kg7 58. Kg5 Nd4 59. b4 Ne6+ 60. Kf5 Nc7 61. Ng4 Nb5 62. h5 Na3 63.
Kg5 Nb5 64. Ne3 Kf7 65. Nf5 Kg8 66. Kg6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.3"]
[White "Shumyatsky, Victor"]
[Black "Cunha, Lucas Aguiar"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2457"]
[BlackElo "2230"]
[PlyCount "23"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7
8. Bf1 O-O 9. d4 Bf6 10. Re1 Nf5 11. c3 d5 12. Bf4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.4"]
[White "Oliveira, Silvio Eduardo"]
[Black "Perdomo, Leandro"]
[Result "1/2-1/2"]
[ECO "C76"]
[WhiteElo "2297"]
[BlackElo "2382"]
[PlyCount "126"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. c3 Bd7 7. d4 g6 8. Bc2 ({
RR} 8. Bg5 Bg7 9. Re1 O-O 10. dxe5 Nxe5 11. Nxe5 Bxa4 12. Qxa4 dxe5 13. Nd2 h6
14. Be3 Ng4 15. Nf1 Nxe3 16. Nxe3 c6 17. Rad1 Qc7 18. h4 h5 19. g4 Qe7 20. gxh5
Qxh4 21. hxg6 fxg6 22. Qc4+ Kh8 {Aronian,L (2782)-Karthikeyan,M (2630) Kolkata
IND 2021 1/2-1/2 (61)}) ({RR} 8. Bxc6 Bxc6 9. dxe5 Nxe4 10. Qe2 d5 11. Nd4 Bg7
12. Nd2 Nxd2 13. Bxd2 O-O 14. f4 Re8 15. Nxc6 bxc6 16. Rae1 f6 17. e6 f5 18.
Rf3 Bf6 19. Re3 Qd6 20. g4 Re7 21. gxf5 gxf5 22. Qd3 Bh4 {Niemann,H (2645)
-Formento,P (2382) Cattolica ITA 2022 1-0 (33)}) 8... Bg7 9. h3 O-O 10. Be3 Nh5
$146 ({RR} 10... a5 11. Nbd2 Re8 12. Re1 a4 13. a3 b5 14. Rc1 Na5 15. Bd3 Qb8
16. Bf1 Qb7 17. Qc2 Rac8 18. dxe5 dxe5 19. Bc5 Be6 20. c4 bxc4 21. Nxc4 Nb3 22.
Ncxe5 Nxc1 23. Qxc1 Nxe4 24. Nd4 Bxe5 {0-1 (24) Wagner,D (2578)-Demchenko,A 
(2655) chess.com INT 2021}) 11. Nbd2 Qe8 12. Re1 Kh8 13. a4 f5 14. dxe5 f4 15.
Bd4 dxe5 16. Bc5 Rf6 17. b4 b6 18. b5 axb5 19. axb5 Na7 20. Bb4 Bxb5 21. c4 Bd7
22. Bc3 Rd6 23. c5 bxc5 24. Ra5 Nc6 25. Rxc5 Qe7 26. Rd5 Be6 27. Nc4 Rdd8 28.
Nfxe5 Nxe5 29. Nxe5 Re8 30. Ba4 Rf8 31. Nc6 Qa3 32. Bxg7+ Nxg7 33. Rd4 Qc3 34.
Qc1 Qxc1 35. Rxc1 f3 36. g4 Ba2 37. Bd1 Ne6 38. Rd3 Ng5 39. h4 Nh3+ 40. Kf1 Be6
41. Rxf3 Bxg4 42. Rxf8+ Rxf8 43. Bxg4 Nxf2 44. Ke2 Nxg4 45. e5 Re8 46. Kf3
Nxe5+ 47. Nxe5 Rxe5 48. Rxc7 Rf5+ 49. Kg3 Kg8 50. Ra7 Rf7 51. Ra6 Kg7 52. Rb6
Rd7 53. Rb3 Re7 54. Ra3 h5 55. Rb3 Re4 56. Rf3 Rg4+ 57. Kh3 Rc4 58. Ra3 Kf6 59.
Rf3+ Kg7 60. Kg3 Kh6 61. Kh3 Rc5 62. Kg3 Kg7 63. Rb3 Rf5 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.5"]
[White "Ticona Rocabado, Licael Roderick"]
[Black "Gemy, Jose Daniel"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2350"]
[BlackElo "2329"]
[PlyCount "137"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Postny,E} Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. e3 ({RR} 5. a3) 5...
b6 ({RR} 5... d5 6. a3 Be7 7. Bd3 c5 8. dxc5 a5 9. Rb1 Bxc5 10. O-O Nc6 11. Qc2
Qe7 12. cxd5 exd5 13. e4 h6 14. exd5 Nxd5) 6. a3 ({RR} 6. Bd3 c5 ({RR} 6... Bb7
7. O-O d5 8. a3 Bd6 9. b4 dxc4 10. Nxc4 Nbd7 11. Bb2 Ne4 12. Qe2 f5 13. Nfe5
Bxe5 14. dxe5 Qe7 15. Rac1 Rfd8 16. f3 Ng5 17. Rfd1) 7. a3 Bxd2+ 8. Bxd2 Bb7 9.
dxc5 bxc5 10. Bc3 d6 11. Qc2 Nbd7 12. O-O-O ({RR} 12. Rd1 Qe7 13. O-O a5 14. e4
e5 15. Nh4 g6 16. g3 Nb8 17. f4 Nc6) 12... Qe7 ({RR} 12... h6 13. h4) 13. Ng5
h6 14. h4 Ne5 ({RR} 14... Bxg2 15. Rhg1 Bc6) ({RR} 14... hxg5 15. hxg5) ({RR} 
14... Rfd8 15. f4 d5) 15. Bh7+ Kh8 16. f4 Neg4 ({RR} 16... Nxc4 17. Bxf6 gxf6
18. Qxc4 fxg5 19. hxg5 Kxh7 20. Rxh6+ Kg7 21. Qc3+ e5 22. Rdxd6 Rh8 23. Rd7
Qxd7 24. Qxe5+) ({RR} 16... Ned7) 17. Rh3 h5 ({RR} 17... e5 18. Bf5 Bc8 19.
Bxc8 Raxc8 20. Rg3 h5 21. Rxg4 hxg4 22. Rxd6 Qxd6 23. Bxe5 Qe7 24. Bxf6 Qxe3+
25. Kb1 Qe1+ 26. Ka2 Qxh4 27. Nxf7+ Rxf7 28. Bxh4) ({RR} 17... Rad8 18. Bd3 Bc8
19. Rg3 ({RR} 19. Rf1 e5 20. Be2 e4 21. f5 d5 22. cxd5 Rxd5 23. Bxg4 Nxg4 24.
Qxe4 Qxe4 25. Nxe4 f6) 19... e5 20. Be2 ({RR} 20. f5 d5) 20... Nf2 21. Rf1 hxg5
22. Rxf2 ({RR} 22. hxg5 N6e4) 22... g4 23. f5 Bb7 24. Bd3 d5) 18. Rg3 Rae8 19.
Bd3 e5 20. Be2 ({RR} 20. Bf5) 20... Nf2 {Kramnik,V (2760)-Morozevich,A (2724)
Moscow 2014 CBM 164 [Postny,E] 1-0 (34)} ({RR} 20... exf4 21. Bxg4 Ne4 ({RR} 
21... fxg3 22. Bxf6 Qxe3+ 23. Kb1 Be4 24. Nxe4 Qxe4 25. Qxe4 Rxe4 26. Bf3 Rxc4
27. Be7 Re8 28. Bxd6 Rxh4 29. Bxg3) 22. exf4 ({RR} 22. Be6 fxg3 23. Qe2 Nxg5
24. Qxh5+ Nh7 25. Bf5 Qxe3+ 26. Rd2 Qg1+ 27. Rd1 Qe3+) 22... hxg4 23. h5 f6 24.
h6 Qd7)) 6... Be7 7. Bd3 ({RR} 7. Be2 Bb7 8. Qc2 c5 9. dxc5 bxc5 10. b3 d6 11.
O-O Nbd7 12. Bb2 Qc7 13. Bd3 Rab8 14. Bc3 h6 15. e4 Ng4 16. h3 Nge5 17. Be2 Nc6
18. Rfe1 e5 19. Bd3 Nd4 20. Bxd4 cxd4 21. b4 Nf6 {Hercog,N (1959)-Pavic,F 
(2248) Slovenia SLO 2019 1/2-1/2 (41)}) 7... d6 $146 ({RR} 7... c5 8. d5 b5 9.
e4 bxc4 10. Nxc4 exd5 11. exd5 d6 12. O-O Bb7 13. Ne3 Nbd7 14. Bc4 Re8 15. Qd3
Bf8 16. Bd2 Ne4 17. Rae1 Nxd2 18. Qxd2 a6 19. Bb3 Nb6 20. Nc4 Nxc4 21. Bxc4 Qf6
22. Qd3 {Schandorff,L (2355)-Salov,V Groningen 1983 1/2-1/2 (35)}) ({RR} 7...
Bb7 8. b4 c5 9. bxc5 bxc5 10. Rb1 Qc7 11. O-O d6 12. Qc2 Nbd7 13. Rd1 h6 14.
Bb2 Rab8 15. Qa4 Bc6 16. Qc2 Qa5 17. Qc3 Qa4 18. Bc2 Qa6 19. d5 exd5 20. Nh4
Rfe8 21. cxd5 Bxd5 22. Bd3 {Nokka,R (2286)-Nyysti,S (2352) Finland 2013 0-1}) (
{RR} 7... c5 8. O-O Bb7 9. e4 cxd4 10. Nxd4 d6 11. b4 Nbd7 12. Bb2 Ne5 13. Bc2
Rc8 14. Qe2 Ng6 15. g3 Re8 16. Ba4 Nd7 17. Rac1 a6 18. h4 Nge5 19. f4 Nc6 20.
N4f3 Bf6 21. e5 dxe5 22. fxe5 {Mihajlov,S (2335)-Kollars,D (2436) Gibraltar
2016 1/2-1/2 (37)}) 8. O-O Nbd7 9. b3 e5 10. Bb2 Bb7 11. Qc2 exd4 12. exd4 Re8
13. d5 c6 14. dxc6 Bxc6 15. Nd4 Bb7 16. Rfe1 Bf8 17. Rxe8 Qxe8 18. N2f3 Ne5 19.
Nxe5 dxe5 20. Re1 e4 21. Bf1 Qb8 22. g3 a6 23. Bg2 Qe5 24. Ne2 Qf5 25. Bxf6
Qxf6 26. Bxe4 Bxe4 27. Qxe4 Rd8 28. Nf4 Qb2 29. Nd5 Qxb3 30. Re3 Qd1+ 31. Kg2
Qc1 32. Qh4 Rb8 33. Qf4 Rd8 34. Qg5 Rb8 35. Nf6+ Kh8 36. Qf4 Rd8 37. Nxh7 Bc5
38. Re8+ Rxe8 39. Qxc1 Kxh7 40. Qd1 a5 41. a4 Re6 42. Qd5 Kg8 43. h4 Rd6 44.
Qa8+ Kh7 45. Qe4+ g6 46. f4 Rd2+ 47. Kh3 f5 48. Qe1 Rd6 49. Qe7+ Kg8 50. h5
gxh5 51. Qg5+ Kh7 52. Qxf5+ Rg6 53. Qf7+ Kh6 54. f5 Rg4 55. f6 Bd6 56. Qe6
Rxg3+ 57. Kh2 Rd3+ 58. Kg2 Rd2+ 59. Kf3 Bc5 60. f7+ Kg7 61. f8=Q+ Bxf8 62. Qxb6
Bb4 63. c5 h4 64. Kg4 Rd4+ 65. Kh3 Rc4 66. Qc7+ Kf8 67. Qd8+ Kg7 68. Qe7+ Kh8
69. Qf8+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.6"]
[White "Santiago, Yago De Moura"]
[Black "Ribeiro, Matheus Mendes Domi"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2467"]
[BlackElo "2130"]
[PlyCount "162"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 c5 6. Qa4+ Bd7 ({RR} 6... Nc6 7.
dxc5 Bxc5 8. O-O O-O 9. Qxc4 Qd5 10. Nfd2 Qxc4 11. Nxc4 Nd4 12. Nc3 Bb4 13. e3
Bxc3 14. bxc3 Ne2+ 15. Kh1 Nxc1 16. Rfxc1 Rb8 17. e4 Nd7 18. f4 b6 19. Nd6 Bb7
20. Rd1 Nc5 21. e5 {Beliavsky,A (2590)-Balashov,Y (2600) Vilnius (Lithuania)
1980 1/2-1/2 (39)}) 7. Qxc4 b5 8. Qd3 ({RR} 8. Qc2 Na6 9. O-O Rc8 10. Qd1 Bc6
11. Bg5 Be7 12. dxc5 Nxc5 13. Qxd8+ Rxd8 14. Rc1 Bb7 15. Be3 Rc8 16. Nd4 Bxg2
17. Kxg2 b4 18. a3 O-O 19. axb4 Nce4 20. Rxc8 Rxc8 21. Rxa7 Bxb4 22. f3 Nd6 {
Buscar,M (2088)-Durarbayli,V (2625) chess.com INT 2021 0-1 (56)}) 8... Na6 $146
({RR} 8... c4 9. Qc2 Bc6 10. O-O Na6 11. Bg5 h6 12. Bxf6 Qxf6 13. a3 Be7 14.
Nc3 O-O 15. Rfd1 Rfd8 16. e4 Bf8 17. d5 exd5 18. e5 Qe7 19. Nd4 Bb7 20. Re1 b4
21. Ncb5 Nc5 22. axb4 Nd3 23. Re2 {Strybuk,A (2179)-Khurkhesova,V (1897) St
Petersburg RUS 2019 1/2-1/2 (77)}) 9. O-O Rc8 10. e4 cxd4 11. Nxd4 Qb6 12. e5
Nb4 13. Qd1 Nfd5 14. a3 Rxc1 15. Qxc1 Nd3 16. Qd2 Qxd4 17. Rd1 Bc5 18. Qxd3
Qxf2+ 19. Kh1 Bc6 20. Nc3 Qxg2+ 21. Kxg2 Nf4+ 22. Kf1 Nxd3 23. Rxd3 f6 24. Rc1
fxe5 25. Nd1 Be4 26. Rdc3 O-O+ 27. Ke1 Bd4 28. Rc8 a5 29. Rxf8+ Kxf8 30. Rc8+
Kf7 31. Nc3 Bd3 32. Rb8 Bxc3+ 33. bxc3 a4 34. Kd2 e4 35. Ke3 Kf6 36. Rf8+ Ke7
37. Rh8 h6 38. g4 Kf7 39. h4 Kf6 40. Rf8+ Ke7 41. Rf2 g5 42. hxg5 hxg5 43. Kd4
Kd6 44. Rf6 Be2 45. Rg6 Bxg4 46. Rxg5 Be2 47. Kxe4 Bc4 48. Rh5 Be2 49. Rh2 Bc4
50. Rh8 Be2 51. Rd8+ Kc5 52. Rc8+ Kd6 53. Kd4 Bc4 54. Re8 Kd7 55. Ra8 Kc6 56.
Ra6+ Kd7 57. Kc5 e5 58. Rb6 e4 59. Kd4 Bd3 60. Ra6 Kc7 61. c4 Bxc4 62. Kxe4 Kb7
63. Rh6 Kc7 64. Kd4 Kb7 65. Kc5 Be2 66. Rh7+ Ka6 67. Re7 Bf1 68. Re1 Bd3 69.
Kc6 Bc4 70. Re5 Bf1 71. Kc7 Bc4 72. Rg5 Bf1 73. Rg6+ Ka5 74. Rf6 b4 75. Rxf1
bxa3 76. Kc6 Kb4 77. Rf4+ Kb3 78. Kb5 a2 79. Rb4+ Kc2 80. Rxa4 Kb2 81. Rxa2+
Kxa2 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.7"]
[White "Awoki, Daniel Teidi"]
[Black "Filgueiras, Nathan Felipe"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2152"]
[BlackElo "2321"]
[PlyCount "110"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O d6 6. c3 g5 7. Re1 g4 8. Nfd2 h5
9. Nf1 h4 10. Bg5 Be7 $146 ({RR} 10... Rh5 11. Bxf6 Qxf6 12. Na3 Bd7 13. Ne3
Qg6 14. d4 O-O-O 15. Bb5 g3 16. d5 gxf2+ 17. Kxf2 Ne7 18. Bxd7+ Rxd7 19. Qg4
Rg5 20. Qf3 f5 21. exf5 Nxf5 22. Qh3 Kb8 23. Kg1 Nxe3 24. Rxe3 Rg7 25. Re2 {
Gagunashvili,M (2573)-Cuenca Jimenez,J (2552) Warsaw POL 2021 1/2-1/2 (81)})
11. d4 Rh5 12. Bxf6 Bxf6 13. d5 Ne7 14. Be2 Rg5 15. g3 Ng8 16. c4 Kf8 17. Nc3
Kg7 18. Qc2 Nh6 19. b4 Be7 20. Ne3 f5 21. exf5 Nxf5 22. Nxf5+ Bxf5 23. Bd3 Qd7
24. Ne4 Rh5 25. Re2 a5 26. b5 b6 27. Rf1 Rf8 28. Qd1 Qe8 29. Re3 Qg6 30. Nc3
Bg5 31. Bxf5 Qxf5 32. Re4 hxg3 33. fxg3 Qxf1+ 34. Qxf1 Rxf1+ 35. Kxf1 Rxh2 36.
c5 dxc5 37. Rxe5 Bf6 38. Re2 Rh5 39. Ne4 Rxd5 40. Nf2 c4 41. Re4 Rxb5 42. Rxg4+
Kf7 43. Rxc4 c5 44. a4 Rb4 45. Rf4 Ke6 46. Nd3 Rb1+ 47. Ke2 Bd4 48. Rf8 Kd5 49.
Rb8 Kc4 50. Kd2 Rg1 51. Nc1 Rxg3 52. Ne2 Rb3 53. Nxd4 Kxd4 54. Kc2 Rb4 55. Rb7
Ke5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.8"]
[White "Silva, Kaua Marques"]
[Black "Dos Santos Dutra, Fernando Junior Fre"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "2142"]
[BlackElo "2262"]
[PlyCount "98"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Stockfish 16} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6
7. Qd2 a6 8. O-O-O Bd7 9. Kb1 b5 10. Nxc6 Bxc6 11. f3 Be7 12. h4 h6 ({RR} 12...
Qc7 13. Ne2 h6 14. Be3 d5 15. e5 Nd7 16. f4 Nc5 17. Nd4 Ne4 18. Qe1 Bd7 19. g4
O-O-O 20. Bd3 g5 21. f5 gxh4 22. f6 Bc5 23. Rxh4 Qxe5 24. Bxe4 Qxe4 25. Qc3 Kb7
26. Nxe6 Bxe6 27. Qxc5) 13. Be3 Rc8 14. Ne2 Bb7 ({RR} 14... Nd7 15. Nf4 h5 16.
Qf2 Bb7 17. Nd3 Bf6 18. Bd4 Qc7 19. c3 O-O 20. Rg1 Bxd4 21. cxd4 Nf6 22. Qd2
Qb6 23. Nf2 b4 24. g4 b3 25. Bd3 bxa2+ 26. Ka1 Qxd4 27. gxh5 Nd7 28. e5) 15.
Nd4 Nd7 16. g4 Ne5 17. Qg2 g6 18. f4 Nc4 19. Bxc4 Rxc4 20. b3 $146 ({RR} 20.
Rhf1 Qa8 21. b3 Bxe4 22. Qf2 Rc8 23. f5 ({RR} 23. Rfe1 h5) 23... gxf5 24. gxf5
e5 25. f6 Bf8 26. Rfe1 Rg8 {0-1 (26) Kaua Marques Silva (2142)-Aryan Tari 
(2623) Florianopolis 2024 [Stockfish 16]}) 20... Rc8 21. h5 ({RR} 21. f5 Qd7
22. Rh2 e5 23. Ne2 h5 24. gxh5 gxf5 25. Qg7 Rf8 26. h6 Bxe4) 21... g5 22. Rhf1
gxf4 23. Bxf4 e5 24. Bxh6 exd4 25. g5 Qd7 26. Bg7 Rxh5 27. g6 f6 28. Bxf6 Qe6
29. g7 Kd7 30. Bxe7 Bxe4 31. g8=R Rxg8 32. Qe2 Rc5 33. Rde1 Rg4 34. Bf8 Rxc2
35. Rf7+ Kc6 36. Rc1 d3 37. Qf1 Qe5 38. Rxc2+ dxc2+ 39. Kc1 Qa1+ 40. Kd2 c1=B+
41. Qxc1+ Qxc1+ 42. Kxc1 b4 43. Rf6 a5 44. Rxd6+ Kb5 45. Re6 Rg1+ 46. Kd2 Rg2+
47. Ke1 Bb1 48. a4+ bxa3 49. Bxa3 Ra2 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.9"]
[White "De Albuquerque, Ian Telek C."]
[Black "Melian, Juan Sebastian"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2089"]
[BlackElo "2238"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. g4 b5 ({RR} 
7... Nxd4 8. Qxd4 b5 9. O-O-O Bb7 10. f3 Rc8 11. Qd2 Bb4 12. Bd4 f6 13. g5 h6
14. gxh6 Nxh6 15. a3 Bxa3 16. bxa3 e5 17. Nxb5 axb5 18. Bb2 d5 19. Bxb5+ Kf8
20. Ba4 d4 21. Bb3 Nf7 22. Qb4+ {Grandelius,N (2672)-Carlsen,M (2865) Wijk aan
Zee NED 2022 1/2-1/2 (54)}) 8. Nxc6 Qxc6 9. Qd2 Bb7 ({RR} 9... b4 10. Ne2 Qxe4
11. Rg1 Qc4 12. Ng3 Qc7 13. O-O-O Ne7 14. Nh5 Nd5 15. Bd4 Rg8 16. Qd3 g6 17.
Bg2 gxh5 18. Bxd5 Bb7 19. Bxb7 Qxb7 20. gxh5 Rxg1 21. Rxg1 Qd5 22. b3 f5 23.
Qe3 Qe4 24. Qd2 {Esipenko,A (2714)-Shankland,S (2708) Wijk aan Zee NED 2022 1/
2-1/2 (51)}) 10. f3 $146 ({RR} 10. O-O-O Rc8 11. f3 Ne7 12. Ne2 Ng6 13. Nd4 Qc7
14. Be2 Ne5 15. Kb1 Be7 16. h4 d5 17. Bf4 Bd6 18. Bh2 O-O 19. f4 Nc4 20. Bxc4
dxc4 21. Nxe6 {1/2-1/2 (21) Brkic,A (2588)-Andreikin,D (2724) Struga MKD 2021})
({RR} 10. O-O-O Rd8 11. f3 Ne7 12. Qf2 Ng6 13. Ne2 Rc8 14. Nd4 Qc7 15. Nb3 Bd6
16. Bb6 Qb8 17. Kb1 Be5 18. Nc5 d6 19. Nd3 O-O 20. h4 Nf4 21. Ba7 Qc7 22. Bb6
Qb8 23. Ba7 Qc7 24. Bb6 {1/2-1/2 (24) Vignesh,N (2453)-Murshed,N (2410) Dhaka
BAN 2021}) ({RR} 10. O-O-O Nf6 11. f3 d5 12. g5 b4 13. Ne2 Nd7 14. Nd4 Qa4 15.
Kb1 Ne5 16. Bf4 Ng6 17. Bg3 Be7 18. h4 h5 19. gxh6 Rxh6 20. h5 Nf8 21. Bf4 Rh8
22. Be5 f6 23. Bg3 dxe4 24. fxe4 Rd8 {Ciesla,A (2276)-Tomaszewski,K (2302)
Szklarska Poreba POL 2021 1/2-1/2}) 10... Bc5 11. O-O-O d6 12. Bd3 Nf6 13. g5
Nd7 14. f4 Rc8 15. Bxc5 Qxc5 16. Rhe1 O-O 17. h4 Nb6 18. Qe3 Qc7 19. h5 b4 20.
Ne2 e5 21. Ng3 Rfe8 22. Kb1 d5 23. fxe5 Rxe5 24. Qf4 Rce8 25. Rf1 dxe4 26. Nxe4
Bxe4 27. Bxe4 Qc4 28. Qxe5 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.10"]
[White "Cordero, Daniela"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "D76"]
[WhiteElo "2028"]
[BlackElo "2410"]
[PlyCount "68"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Nc6 8. e3
O-O 9. Nc3 Re8 10. h3 a5 11. b3 ({RR} 11. Qc2 e5 12. Nxe5 Nxe5 13. dxe5 Bxe5
14. e4 Qe7 15. Kh2 Bd7 16. Bh6 Qc5 17. Rac1 Bc6 18. Nd5 Qxc2 19. Rxc2 Bxd5 20.
exd5 Bd6 21. Rfc1 Rad8 22. Bg5 Rc8 23. Bf4 Bxf4 24. gxf4 Rcd8 25. Rxc7 Nxd5 {
Giri,A (2727)-Topalov,V (2771) Zug 2013 1/2-1/2 (36)}) ({RR} 11. d5 Ne5 12.
Nxe5 Bxe5 13. e4 e6 14. Bh6 exd5 15. exd5 Nc4 16. Qb3 Nd6 17. Rfe1 Bd7 18. a4
Qf6 19. Rad1 Bd4 20. Rxe8+ Rxe8 21. Qc2 Bf5 22. Qd2 Bb6 23. Bg5 Qg7 24. Re1
Rxe1+ 25. Qxe1 Qd4 {Lazavik,D (2465)-Shahade,G (2476) chess.com INT 2021 1-0 
(38)}) ({RR} 11. Qe2 Be6 12. Rd1 Bc4 13. Qc2 Nb4 14. Qb1 a4 15. a3 Nc6 16. Nd2
Ba6 17. b4 axb3 18. Nxb3 Qc8 19. Nc5 Bc4 20. Qc2 e5 21. dxe5 Rxe5 22. Nd3 Bxd3
23. Qxd3 Rc5 24. Bd2 Nc4 25. Rdc1 N6e5 {Rezende,G (2101)-Matsuura,E (2477)
Porto Seguro 2014 0-1 (64)}) 11... a4 12. Rb1 $146 ({RR} 12. Nxa4 Nxa4 13. bxa4
Na5 14. Ba3 Nc4 15. Bb4 Nb2 16. Qb3 Nxa4 17. Rad1 Be6 18. d5 Bd7 19. Rd2 Qc8
20. h4 h6 21. Rc1 Qb8 22. Nd4 Be5 23. f4 Bd6 24. e4 Qa7 25. Kh2 Qb6 26. Bxd6
exd6 {Borg,A (2116)-Van Kooten,L (2283) Hoogeveen 2007 1/2-1/2}) 12... axb3 13.
Rxb3 Be6 14. Ra3 Bc4 15. Re1 Nb4 16. Nd2 Ba6 17. Qb3 Nd3 18. Rd1 e5 19. d5 Bf8
20. Ra5 Bb4 21. Rxa6 Rxa6 22. Bf1 Nxc1 23. Qxb4 Nxa2 24. Nxa2 Rxa2 25. e4 Qd6
26. Qb5 Rea8 27. Nc4 Nxc4 28. Bxc4 Ra1 29. Rxa1 Rxa1+ 30. Kg2 Rc1 31. Be2 Rc2
32. Bd3 Rd2 33. Bc4 Kg7 34. Qa5 Rd4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.11"]
[White "Terao, Juliana Sayumi"]
[Black "Ikejiri, Daniel Yoshito"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2198"]
[BlackElo "1916"]
[PlyCount "85"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 d5 7. exd6 Qxd6 8.
Na3 a6 ({RR} 8... Be6 9. d4 Bxb3 10. Qxb3 cxd4 11. Nb5 Qd7 12. Nbxd4 Nxd4 13.
Nxd4 e5 14. Nf3 Bd6 15. Be3 Qc6 16. Bxb6 Qxb6 17. Qxb6 axb6 18. O-O-O Ke7 19.
Rhe1 Rxa2 20. Nxe5 Ra1+ 21. Kc2 Rxd1 22. Kxd1 Bxe5 23. Rxe5+ {Kazhgaleyev,M 
(2604)-Shirov,A (2699) Bastia 2002 1/2-1/2}) 9. O-O ({RR} 9. d4 cxd4 10. Nxd4
Nxd4 11. cxd4 Be6 12. O-O Bd5 13. Bxd5 Qxd5 14. Nc2 g6 15. Ne3 Qd6 16. Qf3 Qd7
17. Bd2 Bg7 18. Rad1 O-O 19. d5 Rac8 20. b3 Qd6 21. Rfe1 Rfe8 22. Ba5 Nd7 23.
Nc4 Qc5 {Aloma Vidal,R (2437)-Kamsky,G (2662) chess.com INT 2021 0-1}) 9... Be6
10. Re1 c4 $146 ({RR} 10... Bd5 11. d4 cxd4 12. Nxd4 Bxb3 13. Qxb3 Nxd4 14.
cxd4 e6 15. Bd2 Be7 16. Ba5 Nd5 17. Nc4 Qd7 18. Nb6 Nxb6 19. Bxb6 Rc8 20. d5
Qxd5 21. Qxd5 exd5 22. Rad1 Rc6 23. Bd4 f6 24. Bc3 Kf7 25. Rxd5 {Seymour,T 
(2093)-Jackson,J (2222) London 2012 1/2-1/2 (69)}) 11. Bc2 g6 12. b3 Bg7 13.
Qe2 cxb3 14. axb3 O-O 15. d4 Rac8 16. Bb2 Qd7 17. Ng5 Bf5 18. Ne4 Bxe4 19. Bxe4
e6 20. Nc2 Rfd8 21. Red1 Nd5 22. Ne3 Nce7 23. c4 Nxe3 24. fxe3 Nf5 25. Qf3 Rc7
26. Bc3 Rb8 27. Be1 Re8 28. Ba5 Bh6 29. Bxc7 Qxc7 30. Re1 Qb6 31. Rab1 Nxe3 32.
Kh1 Qxd4 33. Bxb7 Rd8 34. Bxa6 Qc3 35. h3 Qa5 36. Bb7 Qa2 37. c5 Rd2 38. Qg3
Rf2 39. Ra1 Qb2 40. Ra4 Kg7 41. Qb8 Kf6 42. Qh8+ Bg7 43. Qd8+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.12"]
[White "Santanna, Paulo"]
[Black "Batista, Renato Luiz"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2021"]
[BlackElo "2174"]
[PlyCount "50"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. Qd2 c6 5. Nf3 Bf5 6. Ne5 Bg7 7. f3 h5 8. O-O-O
Nbd7 9. Kb1 Nxe5 $146 ({RR} 9... O-O 10. Bh6 Qc7 11. Nxd7 Qxd7 12. Bxg7 Kxg7
13. h4 Rh8 14. Re1 Rad8 15. e4 dxe4 16. fxe4 Bg4 17. e5 Ne8 18. d5 cxd5 19. Bb5
Qc8 20. Rhf1 Nc7 21. Bd3 Ne6 22. Qf2 Rhf8 23. Qxa7 Qc5 24. Qxc5 {Negele,M 
(2134)-Pick,S (2059) Leverkusen 2012 1-0 (72)}) ({RR} 9... Rc8 10. Re1 O-O 11.
e4 dxe4 12. fxe4 Be6 13. Nf3 Nb6 14. Bh6 Nc4 15. Bxc4 Bxc4 16. h3 Kh7 17. Bxg7
Kxg7 18. g4 hxg4 19. hxg4 Rh8 20. Rxh8 Qxh8 21. Qg2 Kf8 22. Rh1 Qg7 23. Ng5 Ke8
24. e5 {Hymer,B (1887)-Phillips,M Leamington Spa ENG 2021 1-0 (35)}) 10. dxe5
Nd7 11. e4 dxe4 12. e6 Bxe6 13. Nxe4 Qb6 14. c3 O-O-O 15. Be3 Qa5 16. c4 Qa4
17. b3 Qa3 18. Qc2 Bf5 19. Be2 Qa5 20. Bd4 Bxd4 21. Rxd4 Qe5 22. Qc3 Bxe4+ 23.
fxe4 c5 24. Rd3 Qxc3 25. Rxc3 Ne5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.13"]
[White "Fernandes De Sousa, Julio Cesar"]
[Black "Rigonati, Eduardo Enrico Sant"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2162"]
[BlackElo "1827"]
[PlyCount "58"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nc3 Be7 7. Be3 O-O 8.
Bd3 Bf6 ({RR} 8... Re8 9. Qc2 h6 10. Nge2 Nc6 11. a3 Bg5 12. Bxg5 Qxg5 13. O-O
Bh3 14. Ng3 Nxd4 15. Bh7+ Kh8 16. Qd3 Be6 17. Nge4 Qe5 18. f4 Bxc4 19. Qd1 Qe7
20. Qxd4 Bxf1 21. Rxf1 Kxh7 22. f5 f6 23. Qd3 {Moroni,L (2553)-Maghsoodloo,P 
(2671) chess.com INT 2019 0-1}) 9. h3 $146 ({RR} 9. Nge2 Nc6 10. O-O Bg4 11. f3
Bh5 12. Ne4 Re8 13. Nxf6+ Qxf6 14. Bf2 g5 15. Rc1 Re7 16. Ng3 Bg6 17. Bxg6 Qxg6
18. Re1 Rae8 19. Rxe7 Rxe7 20. c5 Nd5 21. cxd6 cxd6 22. a3 Nf4 23. d5 Ne5 {
Azorit,L (2000)-Schlueter,Y (2105) Luxembourg 1999 0-1 (61)}) ({RR} 9. Nge2 Nc6
10. b3 Bg4 11. Qd2 Re8 12. O-O Bh5 13. Nf4 Bg6 14. Nxg6 hxg6 15. Be4 Qd7 16. h3
Re7 17. Bf3 Rae8 18. Rad1 Qc8 19. Qc1 Rd8 20. Bg4 Qb8 21. Qb1 Ree8 22. g3 Ne7
23. Ne4 Nd7 {Horvath,A (2517)-Ruck,R (2524) Ajka HUN 2019 1-0 (58)}) ({RR} 9.
Nge2 Bg4 10. Qc2 h6 11. O-O Nc6 12. a3 Re8 13. h3 Bxe2 14. Nxe2 d5 15. c5 Nc8
16. b4 a6 17. Qd2 b6 18. f4 a5 19. Rac1 axb4 20. axb4 Nxb4 21. cxb6 Nxb6 22.
Bb5 c6 23. Qxb4 cxb5 {Kezele,T (2005)-Rakic,M (2051) Subotica 2004 0-1 (45)}) (
{RR} 9. Nf3 Re8 10. h4 Bg4 11. Bxh7+ Kxh7 12. Ng5+ Bxg5 13. hxg5+ Kg8 14. Qxg4
Nxc4 15. Qh5 Kf8 16. Qh8+ Ke7 17. Qxg7 Kd7 18. Qxf7+ Kc8 19. Qxc4 Qxg5 20.
O-O-O Qxg2 21. Rh8 Rxh8 22. Qe6+ Nd7 23. Nd5 Kd8 {McDonald,K-Dewis,A ICC INT
2009 0-1 (37)}) 9... Be6 10. b3 d5 11. c5 Nc8 12. Nge2 Nc6 13. a3 N8e7 14. Qc2
h6 15. Rd1 Qd7 16. g4 Rae8 17. Kd2 Bh4 18. Ng1 f5 19. Nf3 Bxf2 20. Bxf2 fxg4
21. Rdg1 Rxf3 22. Kc1 Bf5 23. Bxf5 Qxf5 24. Qxf5 Nxf5 25. Be1 Nfxd4 26. Rxg4
Nxb3+ 27. Kb2 Nxc5 28. Bh4 Ne5 29. Rg2 Nc4+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.14"]
[White "Passos, Marco Aurelio Novae"]
[Black "Saito, Vinicius"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1671"]
[BlackElo "2147"]
[PlyCount "86"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bg4 6. c3 Bd6 7. Qe2+ Nge7 8.
Bg5 f6 9. Bh4 Qd7 10. Nbd2 ({RR} 10. h3 Bh5 11. g4 Bg6 12. Bxg6+ hxg6 13. Nbd2
O-O-O 14. O-O-O Rde8 15. Qd3 Bf4 16. Bg3 Qd6 17. Nh4 Rh6 18. Qf3 Bxg3 19. fxg3
Reh8 20. Qg2 Nd8 21. Rde1 Ne6 22. Re3 Ng5 23. Rhe1 Nc6 24. Nb3 Ne4 {Tarnowska,
A (1843)-Kopica,P (1925) Jastrzebia Gora POL 2019 1-0 (36)}) 10... O-O-O 11.
O-O-O Rde8 12. Qf1 $146 ({RR} 12. Bg3 Nf5 13. Qf1 Nxg3 14. hxg3 Qf7 15. Bb5 Bd7
16. Re1 g6 17. Rxe8+ Rxe8 18. Qd1 h5 19. Qc2 Re7 20. Nh4 f5 21. Nhf3 Qf6 22.
Qb3 Be8 23. Bd3 Bf7 24. Bb5 Nd8 25. Re1 f4 26. Rxe7 Qxe7 {Kristinsdottir,A 
(2025)-Martinez Porras,I (2104) Istanbul 2000 1/2-1/2 (38)}) 12... Ng6 13. Bg3
Nf4 14. Bxf4 Bxf4 15. h3 Be6 16. Kb1 Ne7 17. Nb3 b6 18. Bb5 c6 19. Ba6+ Kb8 20.
a4 Nf5 21. g3 Bd6 22. Rc1 Ne7 23. Nfd2 g5 24. c4 dxc4 25. Nxc4 Bd5 26. Rg1 Bb4
27. Qd1 Qxh3 28. Ne3 Qd7 29. Nxd5 Qxd5 30. Rc4 Bd6 31. Qg4 Rd8 32. Rgc1 h5 33.
Qd1 h4 34. gxh4 gxh4 35. Qh1 h3 36. R4c3 Qxh1 37. Rxh1 h2 38. Nd2 Rdg8 39. Rcc1
Bf4 40. Kc2 Nd5 41. Bc4 Rh3 42. Bxd5 cxd5 43. Rcf1 Rc8+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.15"]
[White "Cueto, Jonny"]
[Black "Cruz, Natan Gomes"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2108"]
[BlackElo "1888"]
[PlyCount "95"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qd5 7. Qh4 Qe6+
8. Be2 Qg6 9. Qg3 Qxg3 10. hxg3 Bf5 ({RR} 10... g6 11. d4 Bg7 12. Bh6 Bf6 13.
Ne5 Be6 14. O-O-O Nd7 15. f4 Rg8 16. g4 Rd8 17. c4 Bxe5 18. fxe5 Nb6 19. b3 g5
20. Kc2 f6 21. exf6 exf6 22. Kc3 Kf7 23. Rdf1 Rg6 24. Bd3 Bxg4 25. Bxg6+ {
Bacrot,E (2708)-Topalov,V (2749) Paris 2017 1/2-1/2 (46)}) 11. d3 Nd7 12. Be3
$146 ({RR} 12. Nh4 Be6 13. Be3 g6 14. Bd4 Nf6 15. O-O-O Bg7 16. g4 Rd8 17. Bc3
O-O 18. g5 Nd5 19. Bxg7 Kxg7 20. g3 a5 21. Kb1 a4 22. a3 b5 23. c3 c5 24. d4 c4
25. Bf3 Bc8 26. Rhe1 e6 {Beltran de Heredia Eguiazabal,M (2229)-Santos Latasa,
J (2582) Linares ESP 2018 0-1 (40)}) ({RR} 12. Nh4 Be6 13. Bd2 Nf6 14. O-O-O h6
15. f4 O-O-O 16. Rde1 Bd7 17. Nf3 Be8 18. Rh4 Rg8 19. g4 e6 20. g5 hxg5 21.
Nxg5 Be7 22. Reh1 Bd6 23. Rh8 Rxh8 24. Rxh8 Kd7 25. Bf3 Ke7 26. g3 Bc5 {
Miron,L (2512)-Vajda,A (2327) Mamaia ROU 2021 1/2-1/2}) 12... e5 13. O-O-O Be7
14. d4 e4 15. Nd2 O-O-O 16. g4 Bg6 17. g5 f5 18. g4 Rhf8 19. gxf5 Bxf5 20. Rdg1
Rde8 21. Bg4 Bg6 22. Bh5 Nb6 23. Bxg6 hxg6 24. Rh4 Nd5 25. Rxe4 Bd6 26. Rgg4
Rxe4 27. Nxe4 Bf4 28. Kd2 Re8 29. Rxf4 Nxf4 30. Nd6+ Kd7 31. Nxe8 Ne6 32. Nf6+
gxf6 33. gxf6 b6 34. Kd3 Nc7 35. c4 Ke6 36. Bf4 Na6 37. a3 Kxf6 38. Ke4 Ke6 39.
b4 b5 40. c5 Ke7 41. d5 Kd7 42. f3 g5 43. Be5 cxd5+ 44. Kxd5 Nc7+ 45. Bxc7 Kxc7
46. Ke6 a5 47. Kf5 axb4 48. axb4 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.16"]
[White "Guedes, Washington Luis"]
[Black "Vargas, Gabriela"]
[Result "1/2-1/2"]
[ECO "A07"]
[BlackElo "2084"]
[PlyCount "126"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Bf5 3. d3 h6 4. Bg2 Nf6 5. O-O e6 6. Re1 ({RR} 6. Qe1 Be7 7.
Nc3 O-O 8. e4 Bh7 9. Ne5 c6 10. f4 Nbd7 11. Nxd7 Nxd7 12. Kh1 Re8 13. Bd2 Qb6
14. b3 dxe4 15. dxe4 Rad8 16. Bf3 Qc7 17. Nd1 Bc5 18. a4 Bd4 19. Ra2 b5 20. c3
Bb6 {Movsziszian,K (2570)-Jovanic,O (2541) Porto San Giorgio 2009 0-1 (55)}) ({
RR} 6. Nc3 Be7 7. Qe1 O-O 8. e4 Bh7 9. Qe2 c5 10. e5 Nfd7 11. h4 Nc6 12. Bf4
Qb6 13. Qd2 Rfd8 14. a3 c4 15. d4 Qxb2 16. Ra2 Qb6 17. Rb1 Qa5 18. h5 Bf5 19.
Nh2 f6 20. g4 Bh7 {Harvey,M (2322)-Pert,N (2562) England 2015 0-1 (35)}) 6...
Be7 7. Bf4 Nbd7 $146 ({RR} 7... O-O 8. Nc3 g5 9. Bd2 Nc6 10. e4 Bg6 11. h4 dxe4
12. dxe4 Ng4 13. hxg5 hxg5 14. Qe2 Bf6 15. Rad1 Qe7 16. Nb5 a6 17. Na3 Rad8 18.
c3 Nce5 19. Nxe5 Nxe5 20. Be3 g4 21. Bd4 Nf3+ 22. Bxf3 {Guliyev,M (2089)-Topak,
E (2098) Akhisar Manisa 2009 0-1 (68)}) 8. Nc3 O-O 9. e4 Bh7 10. exd5 Nxd5 11.
Nxd5 exd5 12. Bxc7 Qxc7 13. Rxe7 Rfe8 14. Qe2 Kf8 15. Re1 Qd8 16. Rxe8+ Qxe8
17. Qd2 Qd8 18. Qb4+ Kg8 19. Qxb7 Nc5 20. Qb5 Ne6 21. Qa4 Qb6 22. Ne5 Qd6 23.
c4 Nc7 24. d4 Bf5 25. c5 Qf6 26. Qc6 Qxc6 27. Nxc6 Be6 28. b4 Kf8 29. f4 g6 30.
Bf1 Ne8 31. Kf2 Nf6 32. Ke2 Bd7 33. Ne5 Bb5+ 34. Kd2 Bxf1 35. Rxf1 Ne4+ 36. Kc1
Ke7 37. Kb2 h5 38. a4 Ke6 39. b5 Rg8 40. Nc6 Ra8 41. b6 axb6 42. cxb6 Nd6 43.
Kb3 f6 44. Ra1 Kd7 45. Na7 Re8 46. Rc1 Re3+ 47. Kb4 Nc4 48. a5 Re2 49. Ra1 Rxh2
50. Kc5 Ne3 51. Rb1 Rc2+ 52. Kb5 Nc4 53. Nc6 Na3+ 54. Ka6 Nxb1 55. Nb8+ Kd6 56.
Kb7 Na3 57. a6 Nb5 58. a7 Nxa7 59. bxa7 Rb2+ 60. Kc8 Ra2 61. Kb7 Rb2+ 62. Kc8
Ra2 63. Kb7 Rb2+ 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.17"]
[White "Vargas, Goncalo Cintra"]
[Black "De Menezes, Ricardo Fagner Dias"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2041"]
[BlackElo "1675"]
[PlyCount "94"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 Nf6 3. Bb2 c6 4. c4 e6 5. e3 Bd6 6. Be2 ({RR} 6. d4 Ne4 ({RR} 
6... Nbd7 7. Bd3 O-O 8. O-O ({RR} 8. Nbd2 Qc7 9. O-O b6 10. Rc1 Bb7 11. Qc2 h6
12. h3 Rfe8 13. Qb1 Rad8 14. a4 Qb8 15. Qa1 a5 16. Rfd1 c5 17. cxd5 exd5 18.
Bb5 Re6 19. Nb1 Ne4 20. Nc3 Rg6 21. Nxe4) ({RR} 8. Ne5 dxc4 9. bxc4 c5 10. O-O
b6 11. Qf3 Ba6 12. Nd2 Qc7 13. Qg3 Nh5 14. Qh4 g6 15. f4 Ng7 16. Ne4 Nf5 17.
Qh3 f6 18. Nxd6 Qxd6 19. Nxd7 Qxd7 20. Rad1 cxd4 21. Bxf5) 8... Qe7 ({RR} 8...
b6 9. Nbd2 Bb7 10. Re1 c5 11. cxd5 exd5 12. dxc5 bxc5 13. Rc1 a5 14. e4 Bf4 15.
exd5 Bxd5 16. Qc2 a4 17. Rcd1 axb3 18. axb3 Qa5 19. Ne4 Bxe4 20. Bxe4 Rab8 21.
Bxh7+) 9. Ne5 c5 10. Qe2 b6 11. Nd2 Bb7 12. Rad1 Rfe8 13. Bb1 Nf8 14. f4 N6d7
15. dxc5 Bxe5 16. fxe5 Qxc5 17. Bd4 Qc7 18. Qh5 Ng6 19. Rxf7 Kxf7 20. Qxh7 Ndf8
21. Bxg6+) ({RR} 6... Ne4 7. Be2 O-O 8. O-O Nd7 9. Qc1 Qe7 10. Ba3 a5 11. Bd3
f5 12. Bxd6 Qxd6 13. Nc3 b6 14. Na4 Bb7 15. Nxb6 Nxb6 16. c5 Qd8 17. cxb6 Qxb6
18. Bxe4 fxe4 19. Ne5 Rf5 20. f4 exf3 21. Rxf3) 7. Be2 O-O 8. O-O Nd7 9. Qc1
Qe7 10. Ba3 a5 11. Bd3 f5 12. Bxd6 Qxd6 13. Nc3 b6 14. Na4 Bb7 15. Nxb6 Nxb6
16. c5 Qd8 17. cxb6 Qxb6 18. Bxe4 fxe4 19. Ne5 Rf5 20. f4 exf3 {Kovalenko,I 
(2664)-Breder,D (2463) Germany 2017 1-0 (45)}) ({RR} 6. d4 Qe7 7. Nbd2 Ba3 8.
Bc3 Bb4 9. Qc2 Bxc3 10. Qxc3 O-O 11. Bd3 Nbd7 12. O-O Re8 13. Ne5 Nxe5 14. dxe5
Nd7 15. f4 a5 16. Rf3 Qb4 17. Qc2 g6 18. a3 Qb6 19. h4 Nc5 20. Be2 Bd7 {
Panazzolo,P (1730)-Mesquita,G (1975) Florianopolis 2024 1/2-1/2 (49)}) 6...
Nbd7 7. O-O O-O 8. Nc3 $146 ({RR} 8. d4 b6 9. a4 Bb7 10. Nbd2 c5 11. a5 bxa5
12. Ne5 cxd4 13. exd4 Bb4 14. Ndf3 Nxe5 15. Nxe5 Nd7 16. Nd3 dxc4 17. bxc4 Qg5
18. d5 exd5 19. Bf3 Nb6 20. c5 Nc4 21. Bc1 Qf6 22. Rb1 Rfd8 {Dzagnidze,N (2550)
-Goryachkina,A (2423) Khanty-Mansiysk 2014 0-1 (40)}) ({RR} 8. d3 e5 9. Nc3 Qc7
10. h3 e4 11. Ne1 a6 12. cxd5 cxd5 13. Rc1 Qb6 14. dxe4 Be5 15. exd5 Qa5 16. e4
Nxe4 17. Nxe4 Bxb2 18. Rc2 Bf6 19. Nxf6+ Nxf6 20. Bf3 Bf5 21. Rd2 Rfd8 22. g4
Be6 {Noeckler,A (1967)-Zegners,D Fuerth 2014 1-0 (70)}) ({RR} 8. d4 Qe7 9. Nc3
a6 10. Qc2 dxc4 11. bxc4 e5 12. Ne4 Nxe4 13. Qxe4 f5 14. Qh4 Qxh4 15. Nxh4 Be7
16. Nf3 e4 17. Nd2 b6 18. Rab1 Bb7 19. Bc3 a5 20. a4 Ba6 21. f3 Bg5 22. Kf2
Rae8 {Winterkamp,S (1978)-Uhlmann,E (1894) Bayern 2007 1-0 (41)}) 8... b6 9.
cxd5 cxd5 10. Nb5 Qe7 11. Qc1 Ba6 12. Nfd4 Bxb5 13. Nxb5 Rfc8 14. Qd1 Qf8 15.
Nxd6 Qxd6 16. Ba6 Rc7 17. Rc1 Ne8 18. f4 Rxc1 19. Qxc1 Nc5 20. Bb5 Qd8 21. Qc3
f6 22. b4 Ne4 23. Qc6 N8d6 24. d3 a6 25. dxe4 axb5 26. e5 Ne4 27. Qxe6+ Kf8 28.
exf6 gxf6 29. a3 Qe8 30. Qf5 Qf7 31. Rc1 Nd6 32. Qxf6 Qxf6 33. Bxf6 Rxa3 34.
Bd4 Nc4 35. Ra1 Rb3 36. Ra8+ Kf7 37. Ra7+ Ke6 38. Rxh7 Kf5 39. Rf7+ Kg4 40. h3+
Kg3 41. Rg7+ Kh4 42. Bf6+ Kh5 43. g4+ Kh6 44. g5+ Kh5 45. Rh7+ Kg6 46. Rh6+ Kf5
47. Bd4 Ke4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.18"]
[White "Martins De Aguiar, Marina"]
[Black "Santos, Marcus Vinicius Mor"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1862"]
[BlackElo "2331"]
[PlyCount "76"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Stockfish 16} g6 2. Nf3 Bg7 3. d4 d6 4. c4 Nf6 5. Nc3 O-O 6. Be2 Na6 7.
O-O e5 8. a3 exd4 ({RR} 8... Bg4 9. Be3 exd4 ({RR} 9... c6 10. b4 Nh5 11. Ra2
Nc7 12. d5 cxd5 13. Nxd5 Nxd5 14. Qxd5 Qc7 15. Rd1 Rfd8 16. Rad2 Bxf3) 10. Nxd4
Bxe2 11. Ndxe2 Ng4 12. Bd4 Bxd4 13. Nxd4 Qh4 14. Nf3 Qf6 15. Qd2 c6 16. Rad1
Ne5 17. Nxe5 dxe5 18. Qe3 Qe7 19. Rd2 Qc5 20. Qe2 Rfd8 21. Rfd1 Rxd2 22. Rxd2
Qe7 23. Qd1 {Licael Roderick Ticona Rocaba (2350)-Jose Fernando Cuenca Jimenez
(2514) Florianopolis 2024 [Stockfish 16] 1/2-1/2 (67)}) ({RR} 8... c6 9. b4 Nc7
10. d5 a5 11. Be3 Na6 12. dxc6 bxc6 13. c5 dxc5 14. bxc5 Qxd1 15. Rfxd1 Ng4 16.
Na4 Nxe3 17. fxe3 Be6 18. Rab1 Bh6 19. Kf2 f5 20. exf5 Bxf5 21. e4 Bxe4 22. Rb7
Bc2 23. Bc4+) 9. Nxd4 Nc5 ({RR} 9... Re8 10. f3 c6 11. Kh1 Nc7 12. Bg5 d5 13.
cxd5 cxd5 14. Ndb5 Ne6 15. Bxf6 Bxf6 16. Nxd5 Bxb2 17. Rb1 Bg7 18. f4 Rf8 19.
f5 Be5 20. fxe6 Qh4 21. h3 Bxe6 22. Qe1 Qh6 23. Qc1 Qh4 24. Qe3 {Beliavsky,A 
(2650)-Kozul,Z (2565) Bled 2002 1-0 (37)}) ({RR} 9... Re8 10. f3 c6 11. Kh1 Nc7
12. Bg5 d5 13. cxd5 cxd5 14. Ndb5 Ne6 15. Bxf6 Bxf6 16. Nxd5 Bxb2 17. Rb1 Bg7
18. f4 Rf8 19. f5 Be5 20. fxe6 Qh4 21. h3 Bxe6 22. Qe1 Qh6 23. Qc1) 10. Qc2
$146 ({RR} 10. f3 a5 11. b3 Nh5 12. Be3 f5 13. exf5 gxf5 14. b4 axb4 15. axb4
Rxa1 16. Qxa1 Ne6 17. Nxe6 Bxe6 18. Qc1 f4 19. Bf2 Qg5 20. Re1 Be5 21. Bf1 Ng7
22. Nb5 c6 23. Nd4 Bd7 24. Qd1 Qf6 {Shen,Y (2439)-Gu,X (2225) Beijing 2008 1/
2-1/2 (45)}) ({RR} 10. f3 Re8 11. Be3 c6 12. Bf2 a5 13. b3 Nh5 14. b4 axb4 15.
axb4 Rxa1 16. Qxa1 Nf4 17. Qd1 Qg5 18. g3 Nh3+ 19. Kg2 Nxf2 20. Rxf2 Qe3 21.
Nc2 Qxc3 22. bxc5 dxc5 23. Bf1 Be6 24. Qb1 Rd8 {Popov,S (2151)-Onischuk,V 
(2353) Alushta 2005 0-1 (40)}) ({RR} 10. f3 Nh5 11. Be3 Re8 12. b4 Ne6 13. Re1
Nef4 14. Qc2 Nxe2+ 15. Rxe2 Be5 16. Rd1 c6 17. Qd2 Qf6 18. Ree1 Nf4 19. Nce2
Nxe2+ 20. Nxe2 Qh4 21. g3 Qh5 22. Rf1 Be6 23. Rc1 Rad8 24. Nf4 Bxf4 {Scepanik,
H (1903)-Jochens,A (2249) Kiel 2009 1/2-1/2 (72)}) 10... Nfxe4 11. Nxe4 Bxd4
12. Rd1 Ne6 13. Bh6 Re8 14. Rd3 f5 15. Nc3 Be5 16. Rad1 c6 17. g3 Nc5 18. Re3
Qf6 19. h4 Bd7 20. Kg2 a5 21. f4 Bd4 22. Rxe8+ Rxe8 23. Bf3 Bxc3 24. bxc3 Ne4
25. Bxe4 fxe4 26. Qb3 Qe6 27. Rh1 e3 28. Qd1 c5 29. f5 Qe4+ 30. Kh2 e2 31. Qe1
Qxf5 32. Bf4 Bc6 33. Rg1 Qe6 34. Bd2 Rf8 35. Bf4 Qxc4 36. Qd2 Re8 37. Re1 Qe4
38. Kh3 h5 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.19"]
[White "Tsuboi, Edson Kenji"]
[Black "Jorge, Denrick Cabral Jose"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2200"]
[BlackElo "1874"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bc4
Be6 9. Bb3 ({RR} 9. Qe2 Qc8 10. Bb3 Nbd7 11. O-O Nc5 12. Nd2 O-O 13. f3 Nxb3
14. cxb3 Qc5+ 15. Kh1 Qb4 16. Nc4 Qxb3 17. Ne3 Rac8 18. Rd1 Rfd8 19. g4 g6 20.
g5 Nh5 21. Ra3 Nf4 22. Rxb3 Nxe2 23. Rxb7 Nxc3 {Krishnan,V (2228)
-Lorparizangeneh,S (2497) chess.com INT 2022 0-1 (55)}) 9... O-O ({RR} 9... h6
10. O-O O-O 11. Nh4 Nc6 12. Nf5 Bxf5 13. exf5 Nd4 14. Nd5 Nxb3 15. cxb3 Rc8 16.
Be3 Rc6 17. b4 Nxd5 18. Qxd5 Qd7 19. b5 Rc2 20. Rac1 Rxb2 21. b6 Rc8 22. g3 Rc6
23. Rxc6 Qxc6 24. Qxc6 {Carlsen,M (2857)-Grischuk,A (2754) chess.com INT 2016
1-0 (49)}) 10. O-O Nc6 11. Bg5 Na5 $146 ({RR} 11... Rc8 12. Bxf6 Bxf6 13. Nd5
Kh8 14. c3 Na5 15. Ba2 Nc4 16. Bxc4 Rxc4 17. Qd3 Rc5 18. Ne3 Qc7 19. Ra3 Rc8
20. Rd1 Be7 21. h3 g6 22. Rc1 Kg7 23. b4 Rc6 24. a5 Bc4 25. Qb1 Rd8 26. Nd2 {
Zapata,A (2425)-Diaz,J Cienfuegos 1983 0-1 (56)}) 12. Bxf6 Bxf6 13. Ba2 Nc4 14.
Nd5 b5 15. axb5 axb5 16. Bxc4 Rxa1 17. Qxa1 bxc4 18. Rd1 Bg4 19. Qa3 Bg5 20.
Qc3 f5 21. Qxc4 Bxf3 22. gxf3 Kh8 23. exf5 Rxf5 24. Qe4 Qf8 25. Ra1 g6 26. Ne3
Kg7 27. Nxf5+ gxf5 28. Ra7+ Kh6 29. Qd5 Bf4 30. Qe6+ Kg5 31. Rf7 Qd8 32. Qxf5+
1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.20"]
[White "De Paula, Luan Araujo"]
[Black "Da Silva, Lucas Pereira Mende"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1863"]
[BlackElo "1974"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 {Besenthal,K} c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 Ngf6 5. Nc3 e5 ({RR} 5... g6
6. a5 Bg7 7. O-O a6 8. Bc4 O-O 9. d3 Nb8 10. Nd5 Nc6 11. Nb6 Rb8 12. Bd2 Bg4
13. h3 Bxf3 14. Qxf3 Nd7 15. Nxd7 Qxd7 16. Rab1 ({RR} 16. Ra2) 16... Qd8 17. h4
Nxa5 18. Ba2 Nc6 19. h5 e6 20. g3 {Carlsen,M (2855)-Topalov,V (2761) Paris
2016 CBM 173 [Besenthal,K] 0-1 (46)} ({RR} 20. c3)) ({RR} 5... a6 6. Bc4 e6 7.
d3 Be7 8. O-O O-O 9. Re1 Ne5 10. Nxe5 dxe5 11. a5 Bd7 12. Qf3 Kh8 13. Bd2 Qc7
14. Na4 Rad8 15. Bc3 Bb5 16. Nb6 Nd7 17. Nxd7 Rxd7 18. b3 Bd6 19. Qg3 Re7 20.
f4 {Juarez Flores,C (2374)-Cu Hor,W (2301) Guatemala City GUA 2020 1/2-1/2 (32)
}) 6. O-O Be7 7. Re1 $146 ({RR} 7. d3 O-O 8. a5 Nb8 9. Ne2 Nc6 10. Bd2 a6 11.
Bc4 Bg4 12. h3 Be6 13. Ng3 Qd7 14. Re1 Nd4 15. c3 Nc6 16. Qb3 Bd8 17. Bxe6 fxe6
18. c4 Rb8 19. Qa4 Bc7 20. b4 Nxb4 21. Bxb4 Qxa4 {Gonczi,J (2210)-Erdos,V 
(2158) Sarospatak 1999 0-1 (31)}) ({RR} 7. d3 O-O 8. Nd2 Nb8 9. f4 exf4 10.
Rxf4 Nc6 11. h3 d5 12. exd5 Nd4 13. Nf1 Nxd5 14. Re4 Nb4 15. Ne3 f5 16. Rf4 Bd6
17. Bc4+ Kh8 18. Rf2 Bg3 19. Rd2 f4 20. Nf1 Be1 21. Qxe1 Nbxc2 {Nurkic,S (2379)
-Topalovic,Z (2311) Rijeka 2003 0-1}) ({RR} 7. d3 O-O 8. a5 Nb8 9. Nd2 a6 10.
Bc4 Nc6 11. Nb3 Be6 12. Bd5 Bxd5 13. Nxd5 Nxd5 14. exd5 Nb4 15. c4 Bg5 16. Bd2
Bxd2 17. Qxd2 Qh4 18. Rae1 Rae8 19. g3 Qh5 20. d4 exd4 21. Nxd4 Qg6 {
Przybylski,W (2320)-Tomczak,J (2616) Trzcianka POL 2018 1-0 (38)}) 7... O-O 8.
d3 Nb8 9. h3 Nc6 10. Bg5 Rb8 11. Qd2 Nd4 12. Nxd4 cxd4 13. Ne2 a6 14. Bc4 h6
15. Bxh6 gxh6 16. Qxh6 Nh7 17. Ng3 Bg5 18. Qg6+ Kh8 19. Bxf7 Qe7 20. Bd5 Bd7
21. Nf5 Bxf5 22. exf5 Rf6 23. Qh5 Rbf8 24. Be6 Rh6 25. Qe2 Bf4 26. g3 Ng5 27.
Kg2 Nxe6 28. fxe6 Qxe6 29. Rh1 Bg5 30. c3 Rhf6 31. Rhf1 Qd5+ 32. f3 Be3 33. c4
Qe6 34. b4 Rg8 35. b5 Rxg3+ 36. Kxg3 Rg6+ 37. Kh2 Bf4+ 38. Kh1 Qxh3+ 39. Qh2
Qxh2# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.21"]
[White "Simeao, Miguel Roberto Rani"]
[Black "Hirota Da Silva, Nilton"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "1962"]
[BlackElo "1827"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 c6 2. e4 d6 3. Nc3 e5 4. g3 Nf6 5. Bg2 Be7 6. Nge2 Be6 7. d3 Qd7 ({RR} 
7... O-O 8. f4 exf4 9. Nxf4 Nbd7 10. Nxe6 fxe6 11. Qe2 a5 12. O-O e5 13. Be3
Qe8 14. Bh3 Kh8 15. b3 Bd8 16. Kg2 Rg8 17. Qf2 Nf8 18. a3 Ng6 19. b4 Rf8 20.
Qc2 Bc7 21. Qb3 Qe7 22. b5 {Benet Catala,A (2155)-Kay,J (1772) Gold Coast AUS
2019 0-1 (74)}) 8. h3 ({RR} 8. f4 Bh3 9. Bxh3 Qxh3 10. Ng1 Qg2 11. Qf3 Qxf3 12.
Nxf3 Nbd7 13. Be3 O-O 14. Rf1 Rfe8 15. O-O-O Bd8 16. a3 a6 17. Kc2 b5 18. b3
Bc7 19. Rfe1 Rac8 20. Kb2 g6 21. cxb5 axb5 22. d4 exf4 {Tarjan,J (2510)
-Christiansen,L (2490) Pasadena 1978 1-0 (43)}) 8... Na6 9. Be3 $146 ({RR} 9.
f4 g6 10. g4 exf4 11. Bxf4 h5 12. g5 Nh7 13. h4 f6 14. Qd2 fxg5 15. hxg5 Qd8
16. Nd4 Bg4 17. Bf3 c5 18. Bxg4 cxd4 19. Be6 Nxg5 20. Nd5 Nf3+ {0-1 (20)
Abolina,A-Mosionzhik,B (2115) Gladenbach 1999}) 9... d5 10. cxd5 cxd5 11. d4
exd4 12. Nxd4 dxe4 13. Nxe6 Qxe6 14. Qa4+ Kf8 15. O-O Nb4 16. a3 Nbd5 17. Nxd5
Nxd5 18. Qxe4 Qxe4 19. Bxe4 Nxe3 20. fxe3 Bf6 21. Rac1 Re8 22. Bd5 h5 23. Rc7
Re7 24. Rc8+ Re8 25. Rc7 Re7 26. Rc8+ Re8 27. Rxe8+ Kxe8 28. b3 b6 29. Rc1 Ke7
30. e4 Be5 31. Kg2 Rh6 32. Rf1 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.22"]
[White "Pironti, Francisco Ferrari"]
[Black "Moreira, Paulo Vinicius Mace"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1953"]
[BlackElo "1711"]
[PlyCount "123"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nh6 6. Bd3 Nf5 7. O-O cxd4 8. Bxf5
exf5 9. Nxd4 Nxd4 ({RR} 9... Be7 10. Re1 O-O 11. Nd2 Nxd4 12. cxd4 Qb6 13. Nf3
Be6 14. Bg5 Bxg5 15. Nxg5 Qxb2 16. Rb1 Qxa2 17. Rxb7 Rab8 18. Re7 Qa3 19. Rc7
Qa5 20. Rc5 Qd8 21. Qh5 h6 22. Nxe6 fxe6 23. Rec1 Rb7 24. h4 {Antipov,M (2607)
-Arencibia,A (2133) chess.com INT 2021 1-0 (58)}) 10. Qxd4 Be7 11. Nd2 O-O 12.
Nf3 $146 ({RR} 12. Nb3 b6 13. Rd1 Be6 14. Be3 Rc8 15. Qd3 Qc7 16. Bd4 Rfd8 17.
Nc1 Bf8 18. Ne2 Qe7 19. Qg3 g6 20. Nf4 Kh8 21. h4 h5 22. a4 Kh7 23. a5 b5 24.
Be3 a6 25. Nh3 Bh6 26. Rd4 Rc4 {Petersen,S (2244)-Tandrup,M (2028) Copenhagen
2006 1-0 (42)}) 12... Be6 13. h4 h6 14. h5 Qc7 15. Bf4 Bc5 16. Qd2 Kh7 17. a4
Rfd8 18. a5 a6 19. Be3 Rac8 20. Bxc5 Qxc5 21. Nd4 Qe7 22. Ra4 Rc4 23. Rxc4 dxc4
24. Qf4 Qg5 25. Nxe6 fxe6 26. Qxc4 Rd5 27. Qc8 Qe7 28. b4 Rxe5 29. Rd1 Qf7 30.
f3 f4 31. Qd7 Qxh5 32. Qxb7 Qh4 33. Qxa6 Re1+ 34. Rxe1 Qxe1+ 35. Qf1 Qxc3 36.
Qb1+ Kg8 37. a6 Kf7 38. b5 Qc5+ 39. Kf1 Qc4+ 40. Ke1 Qc3+ 41. Ke2 Qc4+ 42. Qd3
Qa2+ 43. Kf1 Qa1+ 44. Kf2 Qb2+ 45. Kg1 Qc1+ 46. Kh2 Qc5 47. Qd7+ Kf6 48. Qe8
Qf2 49. Qf8+ Ke5 50. Qxg7+ Kd5 51. Qd7+ Ke5 52. Qc7+ Kf5 53. Qh7+ Kg5 54. Qe4
Qc5 55. Qxe6 Qxb5 56. Qg4+ Kf6 57. Qxf4+ Kg6 58. a7 Qh5+ 59. Kg3 Qa5 60. Qe4+
Kg5 61. f4+ Kh5 62. Qe8# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.23"]
[White "Cardoso, Maria Paula Da Silv"]
[Black "Gazineu Neto, Rubens"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1780"]
[BlackElo "1912"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Nc6 5. Na3 Bg4 6. Be2 Nf6 7. Nc2 Qd7 8.
d4 cxd4 9. Ncxd4 Nxd4 10. Nxd4 Bxe2 11. Qxe2 e6 12. O-O Be7 $146 ({RR} 12...
Bc5 13. Rd1 O-O 14. Bg5 Qe7 15. Qf3 Rfd8 16. Nb3 Bb6 17. Nd2 h6 18. Bxf6 Qxf6
19. Qxf6 gxf6 20. Nb3 Rac8 21. Kf1 Kf8 22. Ke2 Ke7 23. a4 a5 24. Rac1 Rg8 25.
g3 Rg4 26. f4 h5 27. c4 {Buiza Prieto,E (2095)-Munoz Garcia,J (1852) Salobrena
2015 1-0 (33)}) 13. Bg5 O-O 14. Rfe1 Rfe8 15. Rad1 Qc8 16. Qf3 a6 17. b3 Qc7
18. a4 Rac8 19. c4 h6 20. Bf4 Qb6 21. Rd3 Bc5 22. Nc2 Rcd8 23. Rxd8 Rxd8 24. g3
Be7 25. a5 Qa7 26. Be3 Bc5 27. Bxc5 Qxc5 28. Qxb7 Rd2 29. Qb6 Nd7 30. Qxc5 Nxc5
31. Nb4 Nxb3 32. Nxa6 Ra2 33. Rb1 Nxa5 34. c5 Rc2 35. Rb6 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.24"]
[White "Cristino, Felipe Borges"]
[Black "Da Rocha, Lucas Sampaio"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "1890"]
[BlackElo "1647"]
[PlyCount "96"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 e5 6. dxe5 dxe5 7. Qc2 $146 ({RR} 
7. Qxd8+ Kxd8 8. Bg5 c6 9. Nf3 Nbd7 10. Rd1 Kc7 11. Be3 Re8 12. Be2 h6 13. O-O
Nh5 14. g3 Nf8 15. Kh2 Ne6 16. b4 Nf6 17. c5 Nd7 18. Bc4 b5 19. Bxe6 Rxe6 20.
Nd2 a5 21. a3 axb4 {Sanchez,F-Munoz,F Bogota 1958 1/2-1/2}) ({RR} 7. Qxd8+ Kxd8
8. Nf3 Nbd7 9. Be3 c6 10. c5 Bf8 11. Ng5 Ke8 12. Bc4 Bxc5 13. Nxf7 Rf8 14. Bxc5
Nxc5 15. Nxe5 Nfxe4 16. Nxe4 Nxe4 17. O-O-O Rf5 18. Nd3 Nd6 19. Rhe1+ Kf8 20.
Bb3 Rf6 21. Nc5 Nf7 {Andreikin,D (2728)-Vitiugov,N (2727) chess.com INT 2021
1-0 (33)}) ({RR} 7. Qxd8+ Kxd8 8. Nf3 Nc6 9. Bg5 h6 10. Rd1+ Bd7 11. Bh4 Kc8
12. c5 Be6 13. Bb5 Nd7 14. Bxc6 bxc6 15. b4 a5 16. a3 axb4 17. axb4 Ra3 18. Kd2
Kb7 19. Ra1 Rha8 20. Rxa3 Rxa3 21. Rb1 f5 {Horvath,A (1673)-Arribas Lopez,A 
(2436) lichess.org INT 2021 0-1 (41)}) ({RR} 7. Qxd8+ Kxd8 8. Nf3 Nbd7 9. Be3
c6 10. O-O-O Kc7 11. c5 Bf8 12. Bc4 Bxc5 13. Bxc5 Nxc5 14. Nxe5 b5 15. Bxf7 b4
16. Ne2 Nfxe4 17. Rhf1 Nd6 18. f4 Ba6 19. Rfe1 Nxf7 20. Nxf7 Rhf8 21. Ne5 Rae8
{Heubusch,M (2174)-Martin,T (2175) Germany 2008 0-1}) ({RR} 7. Be3 O-O 8. Nf3
c6 9. Qc2 Qe7 10. Be2 Na6 11. O-O Nh5 12. Rfe1 Nc5 13. Rad1 Nf4 14. Bf1 a5 15.
a3 Be6 16. Nd5 cxd5 17. cxd5 Rac8 18. dxe6 Ncd3 19. exf7+ Kh8 20. Bxd3 Rxc2 21.
Bxc2 Qxf7 {Bauza,L-Alvarez,J Montevideo 1960 0-1 (35)}) 7... c6 8. Nf3 Qe7 9.
Be2 Nbd7 10. Be3 a5 11. O-O Nh5 12. Rfd1 O-O 13. Qd2 Nc5 14. Qd6 Qxd6 15. Rxd6
Ne6 16. Na4 Rd8 17. Rxd8+ Nxd8 18. Nb6 Rb8 19. Nxc8 Rxc8 20. Rd1 Nf4 21. Bf1
Nfe6 22. Rd7 Nf8 23. Rd1 Nde6 24. c5 Rd8 25. Rc1 Nd4 26. Nd2 Nfe6 27. g3 Bf8
28. Nc4 Bxc5 29. Nxe5 f6 30. Ng4 Kg7 31. Kg2 h5 32. Nh2 b6 33. h4 Nb5 34. Bxc5
Nxc5 35. Nf3 Kf7 36. e5 Ke6 37. exf6 Kxf6 38. Rc4 Nd6 39. Rd4 Ne6 40. Rd3 Nc5
41. Rd1 Ndb7 42. Re1 Nd3 43. Bxd3 Rxd3 44. Ng5 Nc5 45. Re8 Rd2 46. Rf8+ Kg7 47.
Rf7+ Kg8 48. Rf6 Kg7 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.26"]
[White "Carvalho Jr, Celestino"]
[Black "Fernandez Barrero, Javier"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "1939"]
[BlackElo "1743"]
[PlyCount "70"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Bb4+ 5. c3 dxc3 6. O-O d6 ({RR} 6... O-O
7. e5 d5 8. exf6 dxc4 9. fxg7 Re8 10. Qa4 Nc6 11. bxc3 Bg4 12. cxb4 Bxf3 13.
gxf3 Nd4 14. Qd1 Qf6 15. Kh1 Re2 16. h3 Qxf3+ 17. Kg1 Rd8 18. Be3 Qxh3 19. Bxd4
Qg4+ 20. Kh2 Rxd4 21. Nc3 {Li,R (2559)-Bai,J (2568) Las Vegas USA 2018 0-1}) ({
RR} 6... O-O 7. bxc3 Be7 8. e5 Ne8 9. Bf4 Nc6 10. Re1 d6 11. Qc2 dxe5 12. Nxe5
Nxe5 13. Bxe5 Bf6 14. Nd2 Nd6 15. Bd3 h6 16. h3 Bxe5 17. Rxe5 Qf6 18. Rae1 Bd7
19. Nc4 Rfe8 20. R5e3 Rxe3 21. Rxe3 {Gusakov,P-Swiatek,M (1501) Poznan POL
2021 0-1 (44)}) 7. Bxf7+ $146 ({RR} 7. e5 c2 8. Qxc2 dxe5 9. Qa4+ Nc6 10. Nxe5
Bd6 11. Nxf7 Qe7 12. Bd2 Bd7 13. Re1 Ne4 14. Nxd6+ cxd6 15. Rxe4 Ne5 16. Bb5
O-O 17. Bxd7 Rf7 18. Bb5 Kh8 19. Nc3 Raf8 20. Rf1 Qe6 21. Bc4 Nf3+ {
Vinciguerra,M (2096)-Bertagia,R (2002) Bratto 2005 1-0}) 7... Kxf7 8. Qb3+ Kf8
9. Qxb4 cxb2 10. Bxb2 Nc6 11. Qa3 Nxe4 12. Qe3 Nf6 13. Nbd2 Qe8 14. Qf4 h6 15.
Bxf6 Qf7 16. Bxg7+ Kxg7 17. Qg3+ Qg6 18. Rab1 Qxg3 19. hxg3 Rb8 20. Rfc1 Bf5
21. Rb5 Bd7 22. Nh4 Nd4 23. Rxc7 Nxb5 24. Rxd7+ Kf6 25. a4 Ke6 26. Rg7 Nc3 27.
Rg6+ Kd7 28. Nc4 d5 29. Ne5+ Kc7 30. Nf5 Rh7 31. g4 b5 32. Rc6+ Kd8 33. Rxc3 b4
34. Nc6+ Kc8 35. Nxb4+ Rc7 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.27"]
[White "Deus Filho, Joaquim De"]
[Black "Bastos, Danillo Alves"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1848"]
[BlackElo "1667"]
[PlyCount "51"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. Qe2 c5 3. f4 Nc6 4. Nf3 g6 5. Nc3 ({RR} 5. d3 Bg7 6. c3 Nge7 7. Be3
d6 8. Nbd2 b6 9. d4 O-O 10. g3 cxd4 11. cxd4 Nb4 12. Qc4 a5 13. Qb3 f5 14. a3
fxe4 15. Nxe4 Nbd5 16. Bf2 a4 17. Qd1 b5 18. Bd3 Qb6 19. Qd2 Nf5 {Gurgenidze,B
(2470)-Chernin,A (2475) Sverdlovsk (>Yekaterinburg) 1984 0-1 (38)}) ({RR} 5. d3
Bg7 6. Nc3 Nge7 7. g3 O-O 8. Bg2 d6 9. O-O e5 10. fxe5 dxe5 11. Bg5 h6 12. Be3
b6 13. Qd2 Kh7 14. Nd5 Nxd5 15. exd5 Nd4 16. c3 Nxf3+ 17. Rxf3 f5 18. c4 g5 19.
Kh1 f4 {Kobzar,A (2148)-Birjukov,S (2018) Kerch RUS 2021 1-0 (40)}) 5... d6 6.
d3 Bg7 7. Qf2 $146 ({RR} 7. h3 Nge7 8. Bd2 Bd7 9. Qf2 Qb6 10. Be2 Nd4 11. Nxd4
Bxd4 12. Qh4 {1/2-1/2 (12) Bui,V-Vo Dai Hoai,D (2175) Hanoi 1995}) 7... b6 8.
Nd1 Nge7 9. c3 a5 10. Qh4 d5 11. Be2 Ba6 12. Nf2 dxe4 13. dxe4 Bxe2 14. Kxe2
Nc8 15. Qh3 Qe7 16. e5 b5 17. Ne4 f5 18. exf6 Bxf6 19. Be3 c4 20. Bc5 Qf7 21.
Rhf1 Be7 22. Nfg5 Bxg5 23. fxg5 Qg7 24. Qxe6+ N8e7 25. Nd6+ Kd8 26. Bb6# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.28"]
[White "Jenidarchiche, Douglas Rodrigo"]
[Black "Munhoz, Joao Pedro"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1845"]
[BlackElo "1608"]
[PlyCount "73"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 c6 8.
Nge2 Nbd7 9. O-O Re8 10. Qc2 Nf8 11. f3 h6 12. Bh4 N6h7 13. Bf2 Bd6 ({RR} 13...
Bh4 14. e4 Bxf2+ 15. Rxf2 dxe4 16. fxe4 Nf6 17. Raf1 Ng4 18. Rf3 Ne6 19. d5 Ng5
20. Qb3 Nxf3+ 21. Rxf3 Ne5 22. Rg3 Qb6+ 23. Qxb6 axb6 24. Bc2 b5 25. Bb1 b4 26.
Nd1 cxd5 27. exd5 Ng4 28. Kf1 {Laurusas,T (2574)-Hoghmrtsyan,A (2271) chess.
com INT 2021 0-1 (51)}) 14. e4 dxe4 15. fxe4 Bc7 $146 ({RR} 15... Ng5 16. e5
Be7 17. Rad1 Nge6 18. Bc4 Qc7 19. Ng3 b5 20. Bb3 Ba6 21. Qf5 Bc8 22. Qh5 Bg5
23. Nge4 g6 24. Qf3 Bd8 25. Be3 Kg7 26. Nd6 Re7 27. Ncxb5 Qd7 28. Nxc8 Rxc8 29.
Nd6 Rc7 30. d5 {Hammerstad,A (2208)-Harle,B Plovdiv 2010 1-0 (34)}) ({RR} 15...
f6 16. Rad1 Qc7 17. Bg3 Bg4 18. Rc1 Rac8 19. Qb3+ Be6 20. Bxd6 Qxd6 21. Qxb7
Rb8 22. Qxa7 Rxb2 23. d5 cxd5 24. exd5 Bg4 25. Nb5 Qd8 26. Ned4 Kh8 27. Bc4 Re7
28. Qa3 Rbe2 29. Nxe2 Bxe2 30. d6 {Simon,P (2085)-Schmitt,H Kleve 2000 1-0 (40)
}) ({RR} 15... Bg4 16. Ng3 Rc8 17. e5 Bxe5 18. dxe5 Rxe5 19. Bxa7 b6 20. Bxh7+
Nxh7 21. Qf2 c5 22. Qxf7+ Kh8 23. Qb3 Qd4+ 24. Kh1 Qb4 25. Bxb6 Qxb3 26. axb3
Nf6 27. Rfe1 Rxe1+ 28. Rxe1 Nd7 29. Ba5 Nf6 30. h3 {De Freitas,J (2003)-Dos
Santos Junior,G (1761) Aldeia de Barueri 2017 1-0 (38)}) 16. Rae1 Qg5 17. Ng3
Ng6 18. e5 Nhf8 19. Be3 Qh4 20. Nf5 Bxf5 21. Bxf5 Rad8 22. Qb3 Re7 23. Qd1 Bxe5
24. h3 Bxd4 25. Kh1 Bb6 26. Qf3 Rde8 27. Ne4 Bxe3 28. g3 Rxe4 29. gxh4 Nxh4 30.
Qxe4 Rxe4 31. Bxe4 Bd4 32. Bxc6 bxc6 33. Re4 Bxb2 34. Rxh4 c5 35. Ra4 f6 36.
Rb1 Bd4 37. Rb8 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.29"]
[White "Sanches De Carvalho, Fabio"]
[Black "Matiuci, Bernardo Steinle"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1838"]
[BlackElo "1546"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bg5 g6 3. Nd2 d5 4. e3 Bg7 5. Bd3 O-O 6. f4 b6 7. Ngf3 Bb7 8. O-O
Nbd7 $146 ({RR} 8... c5 9. c3 Nc6 10. Qe2 Rc8 11. Rad1 Qc7 12. Ne5 Nxe5 13.
fxe5 Ne4 14. Bf4 Qd7 15. h4 Nxd2 16. Rxd2 c4 17. Bb1 f5 18. exf6 exf6 19. Qf3
f5 20. h5 b5 21. hxg6 hxg6 22. Qg3 Qe6 23. Qg5 {Marendic,V-Mlacnik,F Ca'n
Picafort 1992 0-1 (44)}) 9. Qe1 c5 10. c3 Ne4 11. Qh4 Nxg5 12. Nxg5 h6 13. Ngf3
e6 14. Qg3 Nf6 15. Rad1 Ne4 16. Qh3 Qc8 17. Bb1 Bc6 18. Rfe1 Bb7 19. Ne5 b5 20.
Ndf3 Rd8 21. Ng4 e5 22. Bxe4 dxe4 23. Nfxe5 h5 24. Nf2 Bxe5 25. fxe5 Qxh3 26.
Nxh3 Bd5 27. a3 a5 28. dxc5 Rac8 29. Rd4 Bc4 30. b4 axb4 31. axb4 Rxd4 32. exd4
Ra8 33. Nf2 e3 34. Nd1 Ra1 35. Rxe3 Rxd1+ 36. Kf2 Rd2+ 37. Ke1 Rxg2 38. c6 Rg1+
39. Kf2 Ra1 40. c7 Ra8 41. d5 Kf8 42. d6 Be6 43. Rd3 Ke8 44. Ke3 Kd7 45. Kd4
Ra6 46. Kc5 Rc6+ 47. Kd4 f6 48. Rf3 fxe5+ 49. Kxe5 Rxd6 50. c8=Q+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.30"]
[White "Da Cunha, Gabriela Goes"]
[Black "De Brito E Silva, William"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1837"]
[BlackElo "1549"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. Bxf6 Bxf6 7. e3 c6 8.
Nf3 O-O 9. Bd3 Bg4 $146 ({RR} 9... Qe7 10. O-O Bg4 11. h3 Be6 12. Nh2 g6 13.
Ne2 Bg7 14. Nf4 Bc8 15. Kh1 Nd7 16. g4 Nf6 17. Qf3 Re8 18. Rg1 Ne4 19. Bxe4
Qxe4 20. Qxe4 Rxe4 21. Nf3 Re7 22. Nd3 f6 23. Nf4 Bd7 24. Rg2 {Falais,J (1747)
-Rouffignac,T (1640) Pau 2008 1/2-1/2 (37)}) ({RR} 9... Nd7 10. O-O b6 11. b4
Bb7 12. Qc2 h6 13. Rab1 Rc8 14. Na4 Re8 15. Rfe1 Nf8 16. Qb2 Ne6 17. Bf5 Rc7
18. Rbc1 Ng5 19. Nd2 Ne4 20. Bxe4 dxe4 21. Qb1 Rce7 22. Nf1 Qd5 23. Nc3 Qf5 24.
Ng3 {Diderle,K (1175)-Mimkes,P (1065) Norderney 2014 1/2-1/2 (61)}) 10. Qc2 g6
11. Nd2 Re8 12. O-O Nd7 13. h3 Be6 14. b4 a5 15. a3 b5 16. Ne2 Qc8 17. Rac1 Nb8
18. Nb3 axb4 19. axb4 Na6 20. Qd2 Qb7 21. Na5 Qe7 22. Nxc6 Qd6 23. Bxb5 Bd7 24.
Bxa6 Rxa6 25. b5 Ra3 26. Qb4 Qxb4 27. Nxb4 Bxb5 28. Nxd5 Bd8 29. Rfe1 Kg7 30.
Nc7 Bxc7 31. Rxc7 Ra2 32. Nc3 Ra5 33. Rc5 Ra1 34. Rxa1 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.31"]
[White "Branquinho, Eduardo De Medeiros"]
[Black "Sulz, Isaque Sathler"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1815"]
[BlackElo "1516"]
[PlyCount "69"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. c4 Nf6 7. Nc3 d6 8. Be2
O-O 9. O-O Nd7 10. Qd2 Nc5 11. Rfd1 Bd7 12. f3 ({RR} 12. Rac1 a5 13. Ndb5 b6
14. Bh6 Na7 15. Bxg7 Kxg7 16. Qe3 f6 17. f4 Nxb5 18. cxb5 Qb8 19. Bc4 Ra7 20.
b3 Be8 21. f5 Bd7 22. Rf1 Qe8 23. Rcd1 Bc8 24. Nd5 Bb7 25. Nxb6 Bxe4 26. Na4
Qc8 {Damljanovic,B (2535)-Cebalo,M (2525) Cetinje 1990 1/2-1/2 (38)}) ({RR} 12.
Nxc6 Bxc6 13. Bd4 Bxd4 14. Qxd4 e5 15. Qxd6 Qxd6 16. Rxd6 Nxe4 17. Nxe4 Bxe4
18. f3 Bc6 19. b4 Rfd8 20. Rxd8+ Rxd8 21. b5 Be8 22. a4 Kf8 23. a5 Ke7 24. Kf2
Rd2 25. Ke3 Rb2 26. Bf1 Bd7 {Krassowizkij,J (2474)-Stillger,B (2233)
Schwaebisch Gmuend GER 2019 1-0 (41)}) 12... Nxd4 13. Bxd4 Bxd4+ $146 ({RR} 
13... Bc6 14. Bxg7 Kxg7 15. b4 Ne6 16. Qe3 Qc8 17. Rac1 Kg8 18. f4 Ng7 19. b5
Bd7 20. c5 Be6 21. cxd6 exd6 22. Rxd6 Qe8 23. Nd5 Bxd5 24. Rxd5 Qe7 25. Bf3 b6
26. Rcd1 Rac8 27. Rd7 Qb4 28. Qb3 {Hunt,A (2458)-Kislinsky,A (2529) Legnica
2011 1-0 (46)}) 14. Qxd4 Ne6 15. Qd2 Qb6+ 16. Kh1 Bc6 17. h4 Qf2 18. Qe1 Qxe1+
19. Rxe1 Nd4 20. Bd3 f5 21. exf5 Nxf5 22. Bxf5 Rxf5 23. Rxe7 Rh5 24. Nd5 Rxh4+
25. Kg1 Rxc4 26. Nf6+ Kf8 27. Rxh7 b6 28. Re1 Rf4 29. Re6 Rd8 30. Rc7 Bb5 31.
Nh7+ Kg8 32. Rxg6+ Kh8 33. Rh6 Bd7 34. Ng5+ Kg7 35. Rxd6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.32"]
[White "Re, Vinicius"]
[Black "Lima, Hamilton Da Silva"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1177"]
[BlackElo "1778"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 O-O 6. Bg5 Be7 7. O-O a6 ({RR} 
7... d6 8. a3 Bg4 9. h3 Bh5 10. Nb1 Qd7 11. Nbd2 Nd4 12. c3 Nxe4 13. dxe4 Nxf3+
14. Nxf3 Bxg5 15. Nxe5 Bxd1 16. Nxd7 Rfd8 17. Raxd1 Rxd7 18. e5 Re8 19. exd6
Rxd6 20. Rxd6 cxd6 21. Rd1 Be7 22. Bd5 {Markosian,D (2343)-Fatianova,T (2253)
Mozhaisk 2007 1/2-1/2 (36)}) ({RR} 7... Ng4 8. Bxe7 Qxe7 9. Nd5 Qd8 10. Qd2 Nf6
11. Rfe1 d6 12. Nc3 Qe7 13. Nd5 Nxd5 14. Bxd5 Be6 15. Bxc6 bxc6 16. Qc3 Bd7 17.
Re3 d5 18. Nxe5 Qd6 19. Rd1 d4 20. Qa5 dxe3 21. fxe3 Rfb8 22. Qc3 {Aldana,
N-Allo,V Asuncion 2017 0-1 (50)}) 8. Qd2 $146 ({RR} 8. Nd5 Nxd5 9. Bxd5 Bxg5
10. Nxg5 Qxg5 11. Bxc6 bxc6 12. Qf3 d6 13. Rfe1 Be6 14. c4 Qg4 15. Re3 Qxf3 16.
Rxf3 d5 17. b3 f5 18. exd5 cxd5 19. cxd5 Bxd5 20. Re3 Rae8 21. Rae1 e4 22. d4
Rf6 {Gourlay,J-Bulliner,T Flint 1993 0-1 (41)}) ({RR} 8. a3 b5 9. Ba2 Rb8 10.
Nd5 Nxd5 11. exd5 Bxg5 12. Nxg5 Qxg5 13. dxc6 dxc6 14. Qf3 Bd7 15. Rfe1 Rbe8
16. Re3 Re7 17. Rae1 Rfe8 18. Qg3 Qxg3 19. Rxg3 Be6 20. Bxe6 Rxe6 21. Rge3 c5
22. Re4 f5 {Detelic,M-Josipovic,N Novi Vinodolski 2009 1/2-1/2 (44)}) ({RR} 8.
a4 Ng4 9. Bxe7 Qxe7 10. Nd5 Qd8 11. c3 Na7 12. h3 Nf6 13. Nxe5 c6 14. Nxf6+
Qxf6 15. f4 Qh4 16. f5 Qg3 17. Ng4 h5 18. Rf3 Qh4 19. Ne3 b5 20. axb5 axb5 21.
Bb3 Bb7 22. f6 g6 {Belyaev,M (1997)-Tumanov,V Ivanovo 2010 1-0 (39)}) 8... d6
9. h3 Na5 10. Nd5 Nxc4 11. dxc4 Nxd5 12. cxd5 f5 13. Rfe1 f4 14. Bxe7 Qxe7 15.
Rac1 Rf6 16. Kf1 Rh6 17. Qd3 Bd7 18. c4 g5 19. Nd2 g4 20. hxg4 Bxg4 21. f3 Bd7
22. b4 Qg5 23. Ke2 Rh2 24. Rg1 Rxg2+ 25. Rxg2 Qxg2+ 26. Kd1 Ba4+ 27. Ke1 Kh8
28. Qf1 Qg3+ 29. Qf2 Rg8 30. Nf1 Qg5 31. c5 Bb5 32. Kd2 Qg2 33. Ke1 Qh1 34.
cxd6 cxd6 35. Kd2 Rg2 36. Rc8+ Kg7 37. Rc7+ Kg6 38. Ke1 Rxf2 39. Kxf2 Qxf1# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.33"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Usui, Gabriella Yumi"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2033"]
[BlackElo "1448"]
[PlyCount "129"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qc2 Bf5 8. Qc1
e6 9. Nbd2 Qd8 10. b3 ({RR} 10. h3 h6 11. Be2 Be7 12. O-O O-O 13. Bd1 b5 14.
Bc2 Bxc2 15. Qxc2 Bd6 16. Bxd6 Qxd6 17. e4 dxe4 18. Nxe4 Nxe4 19. Qxe4 Qd5 20.
Qxd5 exd5 21. Ne5 Nxe5 22. dxe5 f6 23. Rad1 Rad8 24. Rfe1 Kf7 {Nisipeanu,L 
(2674)-Parligras,M (2645) Bucharest ROU 2018 1-0 (51)}) ({RR} 10. Be2 b5 11.
O-O Bd6 12. Bxd6 Qxd6 13. Nh4 Bg6 14. Nxg6 hxg6 15. h3 g5 16. Qd1 Rb8 17. Bf3
Rh4 18. Re1 g4 19. Be2 gxh3 20. g3 h2+ 21. Kg2 Rh6 22. Rh1 b4 23. Rxh2 Rxh2+
24. Kxh2 bxc3 {Diakonova,E (2157)-Michel Coto,M (2348) chess.com INT 2021 1-0 
(55)}) 10... b5 11. a4 a6 12. Nh4 $146 ({RR} 12. Be2 Be7 13. O-O O-O 14. Qb2
Qd7 15. Rfd1 h6 16. Ne5 Nxe5 17. dxe5 Ne4 18. bxc4 bxc4 19. Nxe4 Bxe4 20. Bxc4
Rab8 21. Qd2 Qc6 22. Bf1 Rb3 23. f3 Bg6 24. c4 dxc4 25. Qd7 Qc5 26. Bxc4 Qxc4 {
Kharlov,A (2575)-Sadler,M (2600) Bern 1996 0-1 (43)}) ({RR} 12. Be2 Be7 13. O-O
O-O 14. h3 h6 15. Re1 Qb6 16. Ne5 Rfc8 17. Nxc6 Qxc6 18. b4 a5 19. axb5 Qxb5
20. bxa5 Rxa5 21. Rxa5 Qxa5 22. f3 Bg6 23. Bf1 Nh5 24. Bh2 Bh4 25. Rd1 Ng3 26.
e4 Nxf1 {Macagno,S (2320)-Checa,N (2400) chess.com INT 2017 0-1 (56)}) ({RR} 
12. Be2 Bd6 13. Bxd6 Qxd6 14. axb5 cxb3 15. bxc6 Rb8 16. Qb2 Qxc6 17. Rxa6 Qb7
18. O-O O-O 19. Ra3 Bc2 20. Bd1 Bd3 21. Rxb3 Qc7 22. Re1 Ra8 23. Bc2 Be4 24.
Nxe4 dxe4 25. Nd2 Ng4 26. g3 f5 {Camp,I (1820)-Head,L (2060) Doncaster 2017
1-0 (41)}) 12... Be4 13. f3 Bg6 14. Nxg6 hxg6 15. e4 Nh5 16. Be3 Ng3 17. Rg1
Nxf1 18. Nxf1 Na5 19. Nd2 Rxh2 20. axb5 axb5 21. bxc4 Nxc4 22. Nxc4 bxc4 23.
Rxa8 Qxa8 24. exd5 exd5 25. Qb2 Bd6 26. Kf2 Qc6 27. Qd2 Qc7 28. Ra1 Kd7 29. Ra6
Rh8 30. Qa2 Rb8 31. Qa4+ Ke7 32. Bc1 Qd7 33. Qxd7+ Kxd7 34. Rxd6+ Kxd6 35. Bf4+
Ke6 36. Bxb8 Kf5 37. g4+ Kg5 38. Kg3 Kh6 39. Kf4 f6 40. Bd6 Kh7 41. g5 Kg8 42.
Be7 Kf7 43. Bd8 Ke6 44. Kg4 Kf7 45. f4 f5+ 46. Kf3 Ke8 47. Ba5 Kd7 48. Ke3 Kc6
49. Kd2 Kb5 50. Bb4 Kb6 51. Kc2 Ka6 52. Kb2 Kb6 53. Ka2 Kc6 54. Ka3 Kb5 55. Be7
Ka5 56. Bd8+ Kb5 57. Bc7 Kc6 58. Ba5 Kb5 59. Bb4 Kb6 60. Ka4 Ka6 61. Bc5 Kb7
62. Kb5 Kc7 63. Bb4 Kd7 64. Kc5 Ke6 65. Kc6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.34"]
[White "Barroso, Daniele Silva"]
[Black "Pittoli, Vinicius Eduardo Mo"]
[Result "0-1"]
[ECO "E30"]
[WhiteElo "1349"]
[BlackElo "1648"]
[PlyCount "106"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Bg5 h6 5. Bh4 g5 6. Bg3 Ne4 7. Qc2 d5 ({RR} 
7... Nxg3 8. hxg3 Qf6 9. a3 Bxc3+ 10. Qxc3 d6 11. e3 Nc6 12. Nf3 e5 13. d5 Ne7
14. Nd2 g4 15. e4 c5 16. b4 b6 17. f4 gxf3 18. gxf3 Rg8 19. g4 Ng6 20. Rxh6 {
1/2-1/2 (20) Turov,M (2582)-Priyadharshan,K (2411) Dubai 2009}) ({RR} 7... Nxg3
8. hxg3 b6 9. e3 Bb7 10. f3 Be7 11. g4 c5 12. Bd3 cxd4 13. exd4 Bf6 14. Nge2
Nc6 15. Be4 a6 16. d5 Nd4 17. Nxd4 Bxd4 18. dxe6 Bxc3+ 19. Qxc3 Bxe4 20. Qxh8+
{1-0 (20) Kretov,E (2269)-Lopez Gracia,F (2289) chess.com INT 2021}) 8. e3 Nc6
9. Nf3 $146 ({RR} 9. Bd3 Bxc3+ 10. bxc3 Nxg3 11. hxg3 dxc4 12. Bxc4 Na5 13. Bd3
b6 14. Nf3 Bb7 15. Be4 Bxe4 16. Qxe4 Ke7 17. O-O Qd5 18. Qc2 c6 19. e4 Qd6 20.
Ne5 Rag8 21. f4 f6 22. Ng6+ {1-0 (22) Misanovic,V (2360)-Mertens,K (2195)
Seefeld 1993}) ({RR} 9. Bd3 Nxg3 10. hxg3 Bd7 11. Nf3 Qf6 12. a3 Bxc3+ 13. Qxc3
O-O-O 14. b4 dxc4 15. Bxc4 g4 16. Nd2 b6 17. Rc1 Nb8 18. Bxe6 c6 19. Bxd7+ Rxd7
20. Nc4 Kb7 21. Ne5 Rc7 22. Nxg4 Qg7 23. Ne5 f6 {Bubenko,J (2042)-Vereb,A 
(1944) Hungary 2011 1-0 (50)}) ({RR} 9. Bd3 Nxg3 10. hxg3 Qf6 11. Nge2 Bd7 12.
O-O Bxc3 13. Qxc3 h5 14. e4 O-O-O 15. cxd5 exd5 16. exd5 Ne7 17. Rac1 Qd6 18.
Qa5 Kb8 19. Nc3 f5 20. Rfe1 h4 21. Qc5 Nc8 22. Re5 hxg3 23. fxg3 Qh6 {Lundin,J
(2264)-Sroczynski,M (2277) Germany 2014 1-0 (34)}) 9... Bd7 10. Bd3 f5 11. Bxe4
fxe4 12. Ne5 Nxe5 13. Bxe5 Rf8 14. c5 Bb5 15. a3 Bxc3+ 16. Qxc3 Qe7 17. b4 Qf7
18. Ra2 Bc4 19. Rb2 b5 20. h4 g4 21. Bg3 h5 22. Qd2 c6 23. Qc3 Qb7 24. Kd2 Qa6
25. Ra1 Kd7 26. Ke1 Qa4 27. Qc2 Qxc2 28. Rxc2 a5 29. bxa5 Rxa5 30. Kd2 Rfa8 31.
Rb2 Rxa3 32. Rxa3 Rxa3 33. Rb1 Kc8 34. Rb2 Kb7 35. Bd6 Ka6 36. Bc7 Rd3+ 37. Kc2
Ra3 38. g3 Bd3+ 39. Kd2 Ra4 40. Kc3 Bf1 41. Kb3 Kb7 42. Bd6 Ra1 43. Kb4 Bd3 44.
Be5 Ra4+ 45. Kc3 Rc4+ 46. Kd2 b4 47. Bd6 Ka6 48. Ra2+ Kb5 49. Bc7 b3 50. Ra8
Rc2+ 51. Kd1 b2 52. Rb8+ Kc4 53. Ba5 Rc1+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.35"]
[White "Aragao Neto, Joao Batista"]
[Black "Pereira, Igor Marcelo Souza"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "1585"]
[BlackElo "1351"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 e5 7. Bg5 Re8 ({RR} 
7... Qe8 8. dxe5 dxe5 9. Nd5 Nxe4 10. Be7 Nc6 11. Bxf8 Qxf8 12. O-O Qd6 13. Nd2
Nc5 14. Nb3 Nxb3 15. axb3 Nd4 16. Bd3 Be6 17. Nc3 Qb6 18. Nb5 Nf5 19. b4 a6 20.
c5 Qc6 21. Qb1 e4 22. Be2 {Peek,M (2350)-Georgiev,K (2510) Komotini 1992 0-1 
(34)}) ({RR} 7... Nc6 8. d5 Ne7 9. Qd2 a5 10. Bh6 Nd7 11. O-O Nc5 12. Bxg7 Kxg7
13. Ne1 f5 14. f3 f4 15. Nd3 Nxd3 16. Bxd3 b6 17. Nb5 g5 18. h3 Ng6 19. a3 a4
20. Bc2 h5 21. b4 axb3 22. Bxb3 {Akgun,Y (1611)-Durak,A (1771) Konya TUR 2018
0-1 (48)}) 8. d5 $146 ({RR} 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Nxe5 Re8 11. Bxf6
Bxf6 12. Ng4 Bxg4 13. Bxg4 Bxc3+ 14. bxc3 Rxe4+ 15. Be2 Nc6 16. f3 Re3 17. Kd2
Re6 18. Rhe1 Rd8+ 19. Kc2 Rde8 20. Kd2 f5 21. Rad1 Rd6+ 22. Kc2 Rxd1 {Irmos,L 
(1845)-Gyori,B Pecs 2010 1/2-1/2 (63)}) 8... a5 9. O-O Na6 10. a3 h6 11. Bh4 c6
12. Nd2 Nc7 13. f3 Bd7 14. b4 cxd5 15. exd5 Qb8 16. Nde4 Nxe4 17. Nxe4 axb4 18.
axb4 Rxa1 19. Qxa1 f5 20. Nxd6 e4 21. Bf6 Bxf6 22. Qxf6 Rf8 23. Qxg6+ Kh8 24.
Qxh6+ Kg8 25. Qg6+ Kh8 26. Nf7+ Rxf7 27. Qxf7 Qa7+ 28. Kh1 Qe3 29. Bd1 Qd3 30.
Rg1 Ba4 31. Bxa4 exf3 32. Qh5+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.36"]
[White "Alves, Josue Flor De Souza"]
[Black "Leal, Alexandre Garcia"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1551"]
[BlackElo "1899"]
[PlyCount "100"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O
dxc4 9. Bxc4 e5 10. d5 ({RR} 10. Bd3 Qe7 11. Bd2 Re8 12. dxe5 Nxe5 13. Nxe5
Bxe5 {1/2-1/2 (13) Radulov,I (2505)-Spiridonov,N (2440) Baile Herculane 1982})
10... Nb6 11. Qb3 $146 ({RR} 11. Be2 Nbxd5 12. Nxd5 Nxd5 13. Rd1 Qe7 14. e4 Nf6
15. Bg5 Rd8 16. Rd2 Be6 17. a3 Bc7 18. Rad1 Rxd2 19. Rxd2 a5 20. Bc4 a4 21.
Bxe6 Qxe6 22. Bxf6 gxf6 23. Rd3 f5 24. Ng5 Qe7 25. Nxh7 Kxh7 {Henneteau,M 
(2100)-Frade Marques,H (2165) France 2002 0-1 (42)}) ({RR} 11. Qd3 e4 12. Nxe4
Nxe4 13. Qxe4 cxd5 14. Bxd5 Nxd5 15. Rd1 Nf6 16. Qa4 b5 17. Qc2 Bg4 18. Rd4
Bxf3 19. gxf3 Qc7 20. Qf5 Bxh2+ 21. Kg2 Be5 22. Rh4 g6 23. Qg5 Ne8 24. Qh6 f5
25. f4 Bf6 {Frankental,D (1782)-Quaranta Neto,F (1996) Natal 2017 0-1 (50)}) ({
RR} 11. Ne4 cxd5 12. Nxf6+ Qxf6 13. Bb3 Bg4 14. Ne1 Rac8 15. Qd2 Rfd8 16. h3
Be6 17. Qa5 Bb8 18. Bd2 Nc4 19. Bxc4 Rxc4 20. b3 Rc6 21. Rc1 Rdc8 22. Nd3 Qg6
23. Rxc6 bxc6 24. Ne1 Bxh3 25. f4 exf4 {Minko,J (1967)-Hoffmann,R (1998)
Benidorm 2009 0-1 (36)}) 11... e4 12. Nd2 cxd5 13. Be2 Be6 14. Qd1 Rc8 15. Nb5
Bb8 16. b3 Be5 17. Ba3 Bxa1 18. Qxa1 a6 19. Bxf8 Qxf8 20. Nd4 Qb4 21. Rd1 Nbd7
22. Nf1 Ne5 23. h3 Nc6 24. Ng3 Nxd4 25. Rxd4 Qa3 26. Rd1 Rc2 27. Qe5 Nd7 28.
Qg5 f6 29. Qh5 g6 30. Qh4 Qxa2 31. b4 Rd2 32. Rc1 Rc2 33. Rd1 Qb2 34. Rd4 Rd2
35. Bg4 Bxg4 36. Qxg4 Rxd4 37. Qe6+ Kf8 38. exd4 Qc1+ 39. Nf1 Qc6 40. Qg4 b6
41. Ne3 a5 42. Qd1 a4 43. Qa1 b5 44. h4 Nb6 45. h5 Nc4 46. Qc1 Qd6 47. Ng4 g5
48. Nh6 Qf4 49. Qd1 a3 50. g3 Qf3 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.37"]
[White "Dos Santos, Felipe Zeuli Biller"]
[Black "Staub, Mihaiu"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "1538"]
[PlyCount "85"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 f5 2. Nc3 Nf6 3. g3 d6 4. Bg2 e5 5. e3 Be7 6. Nge2 Nc6 7. O-O O-O 8. d4 (
{RR} 8. Nd5 Nxd5 9. cxd5 Nb8 10. b3 Nd7 11. Bb2 Nf6 12. Rc1 Bd7 13. d3 Rc8 14.
Rc2 c6 15. dxc6 Bxc6 16. e4 fxe4 17. dxe4 Qa5 18. Nc3 Bd7 19. Qd2 Kh8 20. Rd1
Be6 21. Na4 Qb5 22. Rdc1 Rxc2 {Foisor,O (2415)-Spraggett,K (2520) Zaragoza
1995 1/2-1/2 (62)}) 8... Qe8 9. d5 $146 ({RR} 9. dxe5 dxe5 10. Nd5 Nxd5 11.
Qxd5+ Kh8 12. a3 a5 13. b3 Bf6 14. Bb2 g5 15. Rfe1 Qg6 16. Qd2 Bg7 17. f4 Rd8
18. Qc2 gxf4 19. gxf4 e4 20. Rad1 Be6 21. Bxg7+ Qxg7 22. Qc3 a4 23. b4 Qxc3 {
Decotte,D-Tarin,N Avoine 1995 1/2-1/2 (55)}) ({RR} 9. Nd5 Bd8 10. Nec3 Qg6 11.
Nxf6+ Bxf6 12. d5 Nb8 13. Bd2 Nd7 14. b4 e4 15. Rb1 b6 16. Nb5 Bd8 17. Bc3 a6
18. Nd4 Ne5 19. Qe2 Bf6 20. Ba1 Bd7 21. f4 exf3 22. Nxf3 Rae8 23. Nd4 Ng4 {
Heidari,A (1759)-Randjelovic,D (2024) chess.com INT 2021 0-1 (46)}) ({RR} 9.
Qc2 Kh8 10. Rd1 g5 11. e4 f4 12. dxe5 dxe5 13. Kh1 Qh5 14. Ng1 Ng4 15. Nh3 fxg3
16. fxg3 Bc5 17. Rf1 Rxf1+ 18. Bxf1 Nd4 19. Qd1 Qxh3 20. Bxh3 Nf2+ 21. Kg2 Nxd1
22. Bxc8 Rxc8 23. Nxd1 Rd8 {Lat,D (1556)-Sturm,S (1132) Germany 2002 1-0 (45)})
({RR} 9. Nd5 Bd8 10. b3 Ne7 11. Bb2 Nexd5 12. cxd5 e4 13. Nc3 b5 14. b4 Bb7 15.
Re1 Bxd5 16. Nxd5 Nxd5 17. Qb3 c6 18. a4 Rb8 19. axb5 Rxb5 20. Rxa7 Rxb4 21.
Qa2 Be7 22. Ba3 Rb6 23. f3 Kh8 {Mort,A (2015)-Taylor Bowd,P (2037) Hinckley
Island 2009 1/2-1/2}) 9... Nb8 10. Qc2 Qh5 11. Rd1 f4 12. exf4 Bh3 13. fxe5
dxe5 14. f3 Bc5+ 15. Kh1 Bxg2+ 16. Kxg2 Ng4 17. h4 Ne3+ 18. Bxe3 Qxf3+ 19. Kh3
Bxe3 20. Rf1 Qh5 21. Rxf8+ Kxf8 22. Qe4 Bc5 23. Rf1+ Kg8 24. Rf5 Qg6 25. Rxe5
Nd7 26. Rg5 Qf7 27. Rf5 Nf6 28. Qe6 Re8 29. Qxf7+ Kxf7 30. a3 a5 31. Kg2 Be3
32. Kf3 g6 33. Rxf6+ Kxf6 34. Ne4+ Rxe4 35. Kxe4 Bf2 36. Kf4 h6 37. Ke4 Be1 38.
Kf4 Bd2+ 39. Ke4 g5 40. hxg5+ hxg5 41. g4 c6 42. b3 c5 43. a4 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.39"]
[White "Simao, Davi Ribeiro"]
[Black "Dionisio, Alex Monteiro"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1320"]
[BlackElo "1514"]
[PlyCount "88"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 e6 5. Bc4 Bg7 6. d3 Nge7 7. O-O O-O 8. Qe1
d5 9. Bb3 Na5 10. a3 ({RR} 10. Ne2 dxe4 11. dxe4 c4 12. Bd2 Nec6 13. Ba4 b5 {
0-1 (13) Zvara,P (2355)-Mochalov,E (2465) Pardubice 1996}) 10... Nxb3 11. cxb3
Qb6 $146 ({RR} 11... b6 12. b4 d4 13. Nd1 Ba6 14. Nf2 c4 15. a4 b5 16. a5 Rc8
17. g4 f5 18. exf5 exf5 19. Qe6+ Kh8 20. Qxa6 Qd5 21. Ng5 Nc6 22. Re1 h6 23.
Ngh3 fxg4 24. Nxg4 Qf5 25. Ngf2 Nxb4 26. Qb7 {Borras Julian,T-Delchev,A (2515)
Benasque 1997 0-1 (32)}) ({RR} 11... b6 12. Qh4 Ba6 13. Qh3 dxe4 14. Ng5 h6 15.
Ngxe4 Qxd3 16. Be3 Nf5 17. Rfe1 Nxe3 18. Rxe3 Qxe3+ 19. Qxe3 Bd4 20. Nf6+ Kg7
21. Qxd4 cxd4 22. Nce4 Rfd8 23. Rd1 Rac8 24. Rd2 d3 25. h4 Rc2 26. Ng4 {
Federzoni,E (1641)-Alboredo,J (1885) Sao Paulo 2014 0-1}) ({RR} 11... Nc6 12.
Kh1 b6 13. e5 Ba6 14. Qd1 f6 15. Re1 Rc8 16. d4 fxe5 17. fxe5 Rxf3 18. gxf3
cxd4 19. Na2 Bxe5 20. f4 Bg7 21. Rxe6 Qd7 22. Re1 Qf5 23. Bd2 Bd3 24. Rc1 Be4+
25. Kg1 d3 26. Nc3 {Collette,G-Gerard,N (2243) Elancourt 2003 0-1}) ({RR} 11...
f5 12. e5 Qb6 13. b4 Qa6 14. b5 Qb6 15. b4 cxb4+ 16. Be3 Qc7 17. axb4 b6 18.
Nd4 Bd7 19. Qd2 g5 20. g3 Ng6 21. Nce2 Qb7 22. Qa2 gxf4 23. gxf4 Bh6 24. Kf2
Kh8 25. h4 Rg8 26. Rh1 {Karimov,F (2199)-Vakhidov,J (2207) Tashkent 2009 1-0 
(53)}) 12. Na4 Qxb3 13. Nxc5 Qb5 14. Qb4 Qxb4 15. axb4 b6 16. Nb3 Bd7 17. Nbd4
Nc6 18. Nxc6 Bxc6 19. e5 Bb5 20. Rd1 Rfc8 21. Be3 Bf8 22. Bd2 Bxd3 23. Bc3 Bb5
24. Nd4 Bd7 25. Nc2 a5 26. Rd2 a4 27. Ra3 Bb5 28. Nd4 Bd7 29. Nc2 Be7 30. Kf2
Rc4 31. Rd4 Rxd4 32. Bxd4 Rc8 33. Rc3 Rxc3 34. bxc3 Be8 35. g3 Bb5 36. g4 Bd3
37. Na3 Kf8 38. g5 Ke8 39. h4 Kd7 40. Ke3 Bc4 41. Kd2 Kc6 42. Ke3 b5 43. Ba7
Bd8 44. Kd4 Be7 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.40"]
[White "Blanco, Gustavo Jose Bachur"]
[Black "Pirone, Rafael"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1491"]
[PlyCount "41"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. g4 Ne5 10. h4 ({RR} 10. O-O-O Qa5 11. Nb3 Qc7 12. g5 Nh5 13. Nd5 Qd8 14.
Qg2 Be6 15. f4 Bg4 16. fxe5 Bxd1 17. Kxd1 Bxe5 18. Kc1 e6 19. Nc3 Rc8 20. Nb5
a6 21. N5d4 Bf4 22. Bxf4 Nxf4 23. Qg3 e5 24. Ne2 Nh5 {Psakhis,L (2555)-Porper,
E (2485) Tel Aviv 1991 1-0 (55)}) 10... Qb6 ({RR} 10... h5 11. gxh5 Nxh5 12.
O-O-O Bd7 13. Rg1 Rc8 14. Bh6 Nc4 15. Bxc4 Rxc4 16. Bxg7 Kxg7 17. Qg5 Rc5 18.
Nd5 Nf6 19. h5 Qe8 20. Nxf6 exf6 21. Qg3 Rxh5 22. Qxd6 Ra5 23. a3 Ra6 24. Qg3
Qe5 25. Ne2 {Golsta,M (1967)-Ray,H (1586) chess.com INT 2021 1-0 (33)}) 11.
O-O-O Bd7 $146 ({RR} 11... Qa5 12. h5 Bd7 13. hxg6 fxg6 14. Bh6 Bxh6 15. Qxh6
Rf7 16. Kb1 Rg7 17. Qh2 Rc8 18. Qd2 a6 19. Qe3 b5 20. Nb3 Qd8 21. a3 Nc4 22.
Qf2 Qc7 23. Rd3 Be6 24. Nd2 Nxd2+ 25. Rxd2 Qc5 26. Qxc5 {Ahmad Herman Lin,
Y-Ahmad,M Thailand 2005 1/2-1/2 (31)}) ({RR} 11... Be6 12. Kb1 Bd7 13. h5 Rac8
14. hxg6 fxg6 15. Nd5 Nxd5 16. exd5 Nc4 17. Bxc4 Rxc4 18. Nb3 Qb5 19. Bh6 Rf7
20. Bxg7 Rxg7 21. Qd3 Rb4 22. Rhe1 Qxd3 23. Rxd3 Rf4 24. Rde3 Kf8 25. c3 Rgf7
26. Nd4 {Dorst,J (2147)-Ruess,M playchess.com INT 2004 1-0 (46)}) ({RR} 11...
Qa5 12. Be2 Bd7 13. h5 Rfc8 14. hxg6 fxg6 15. Nb3 Qd8 16. Bh6 Bh8 17. Rdg1 a5
18. g5 Ne8 19. f4 Nf7 20. Nd4 a4 21. a3 Ra5 22. f5 Qb6 23. Rd1 Rac5 24. Rh3 Be5
25. Rf3 d5 26. fxg6 {Tiefenbacher,W-Jennen,H Noordwijkerhout 1980 0-1 (36)})
12. h5 Rfc8 13. hxg6 fxg6 14. g5 Rxc3 15. gxf6 Bxf6 16. Qxc3 Rc8 17. Qb3+ Qxb3
18. axb3 Nf7 19. Bc4 a6 20. Bxf7+ Kxf7 21. Rxh7+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.41"]
[White "Nunes, Rafael Klanfer"]
[Black "Brujin, Homero"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1789"]
[BlackElo "1479"]
[PlyCount "122"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 d6 6. Be2 Nf6 7. Nc3 Be7 8. O-O
O-O 9. Be3 Nbd7 10. Qd2 Ne5 ({RR} 10... Qc7) 11. h3 ({RR} 11. f3 Re8 12. Rfd1
d5 13. cxd5 exd5 14. exd5 Nxd5 15. Nxd5 {1/2-1/2 (15) Chevelevitch,E (2411)
-Giurumia,S (2066) Bucharest ROU 2019}) 11... Bd7 $146 ({RR} 11... Qc7 12. b3
b6 13. f4 Ned7 14. Bf3 Bb7 15. Rac1 Rac8 16. Bf2 Rfd8 17. Rfe1 Nf8 18. Qe2 Ng6
19. g3 Nd7 20. Bg2 Bf6 21. Nf3 Nc5 22. Nh2 Qc6 23. Ng4 Be7 24. Kh2 Re8 25. Bxc5
dxc5 26. f5 {Parej,J (1975)-Jonas,Z (2119) Hungary 2010 0-1 (77)}) 12. f4 Nc6
13. f5 Nxd4 14. Bxd4 e5 15. Be3 Bc6 16. Nd5 Nxe4 17. Nxe7+ Qxe7 18. Qe1 Nf6 19.
Rd1 d5 20. cxd5 Nxd5 21. Bc4 Nf6 22. Bd4 e4 23. Qc3 Rac8 24. Qe3 Rfd8 25. Rd2
b5 26. Bb3 Re8 27. Rfd1 Bb7 28. Qg5 h6 29. Qh4 Nh7 30. Qxe7 Rxe7 31. Bc3 Rce8
32. Rd7 Nf6 33. Bxf6 gxf6 34. Rxe7 Rxe7 35. Bd5 Kg7 36. Bxb7 Rxb7 37. Kf2 a5
38. Ke3 Re7 39. Rd5 Re5 40. Rd4 Rxf5 41. Kxe4 Rf2 42. a4 Rxb2 43. axb5 Rxb5 44.
Ra4 Kg6 45. Kf3 h5 46. g4 h4 47. Ra3 Kg5 48. Ke3 f5 49. gxf5 Rxf5 50. Ra4 Kh5
51. Rg4 Rg5 52. Ra4 Rg3+ 53. Kf4 Rg5 54. Rd4 Rb5 55. Kf3 Rb3+ 56. Kg2 Ra3 57.
Rd5+ Kg6 58. Rd4 Kg5 59. Rd5+ f5 60. Rd8 a4 61. Rg8+ Kf4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.42"]
[White "De Oliveira, Lucas Silva"]
[Black "Regiani, Rafael"]
[Result "1-0"]
[ECO "C58"]
[WhiteElo "1800"]
[BlackElo "1476"]
[PlyCount "63"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8.
Bd3 h6 9. Ne4 Bb7 ({RR} 9... Nd5 10. O-O g6 11. Re1 Bg7 12. Bf1 O-O 13. d3 f5
14. Nc5 Qd6 15. Nb3 Nb7 16. g3 Be6 17. c4 Nb6 18. Qc2 Nd7 19. Nc3 a5 20. Na4 g5
21. Bd2 Bf7 22. Bc3 Rfe8 23. d4 e4 24. Rad1 {Short,N (2684)-Sokolov,I (2655)
London 2009 1-0 (31)}) ({RR} 9... Nd5 10. Nec3 Be7 11. Nxd5 cxd5 12. Bb5+ Bd7
13. Qe2 O-O 14. O-O Bxb5 15. Qxb5 Rc8 16. Nc3 Rc5 17. Qe2 Nc6 18. b3 d4 19. Ba3
Ra5 20. Bxe7 Qxe7 21. Ne4 Nb4 22. Qc4 Nd5 23. c3 Nf4 24. b4 {Jakubowski,K 
(2459)-Bartel,M (2611) Warsaw POL 2021 1/2-1/2 (56)}) 10. Nbc3 Bc5 $146 ({RR} 
10... c5 11. Bb5+ Nc6 12. d3 Be7 13. O-O O-O 14. Nxf6+ Bxf6 15. Ne4 Nd4 16. Bc4
Kh8 17. Nxc5 Bc6 18. Ne4 Be7 19. f4 f5 20. Ng3 Bc5 21. Kh1 exf4 22. Bxf4 Qh4
23. h3 Qxh3+ 24. Kg1 Qxg2# {0-1 (24) Romanenko,R-Voschinsky,A Nikolaev 2004}) (
{RR} 10... c5 11. Nxf6+ Qxf6 12. Be4 Nc6 13. Nd5 Qd6 14. Ne3 Be7 15. Nf5 Qf6
16. Nxe7 Qxe7 17. d3 O-O 18. O-O Rad8 19. Qg4 f5 20. Bxf5 Rxf5 21. Qxf5 Nd4 22.
Qg4 Nxc2 23. Qc4+ Kh8 24. Qxc2 Rd6 25. Be3 {Baiburin,I (2012)-Garipov,B
Chishmy 2010 1-0 (34)}) 11. Nxc5 Qb6 12. Nxb7 Nxb7 13. Qe2 O-O-O 14. Qe3 Nc5
15. Bf5+ Kb7 16. O-O g6 17. Bh3 Nh5 18. g3 f5 19. b4 Nd7 20. Qxb6+ axb6 21. Bg2
f4 22. b5 Nb8 23. a4 g5 24. Re1 Rhe8 25. g4 Nf6 26. h3 h5 27. gxh5 Nxh5 28. Rb1
Nf6 29. bxc6+ Nxc6 30. a5 Kc7 31. Bxc6 Kxc6 32. Rxb6+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.43"]
[White "Resende, Ana Gabriela Lobato"]
[Black "Van Riemsdijk, Dirk D."]
[Result "0-1"]
[ECO "C30"]
[WhiteElo "1800"]
[BlackElo "1789"]
[PlyCount "75"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Nf6 5. d3 Be7 ({RR} 5... Bg4 6. O-O ({RR} 
6. h3 Bd7 7. Ng5 Be6 8. Bxe6 fxe6 9. Nxe6 Qe7 10. f5 Nd8 11. Nxf8 Qxf8 12. Nc3
Nc6 13. Bg5 O-O-O 14. O-O Re8 15. a3 d5 16. Nxd5 Qc5+ 17. Be3 Nd4 18. c3 Nxd5
19. exd5 Nf3+ 20. Qxf3) 6... Qe7 7. Nc3 Nd4 8. Be3 Nxf3+ 9. gxf3 Bh3 10. Rf2
O-O-O 11. Kh1 exf4 12. Bxf4 Nh5 13. Be3 Qe5 14. f4 Qf6 15. Qxh5 Be6 16. Bxe6+
fxe6 17. f5 g6 18. Qh3 Re8 19. fxe6 Qxe6 20. Qg2 {Conquest,S (2530)-Miric,S
Paris 2001 1-0 (32)}) ({RR} 5... a6 6. Nc3 ({RR} 6. Ng5 d5 ({RR} 6... Bg4 7.
Qd2 Bh5 8. O-O h6 9. Nf3 Be7 10. h3 b5 11. Bd5 Nxd5 12. exd5 Bxf3 13. Rxf3 Nd4
14. Rf1 O-O 15. fxe5 Bg5 16. Qf2 Bxc1 17. Rxc1 Qg5 18. Nc3 dxe5 19. Ne4 Qf5 20.
Qd2 Qd7) 7. exd5 Nxd5 8. c3 b5 9. Bb3 Be7 10. Qf3 Be6 11. Nxe6 fxe6 12. Qh5+ g6
13. Qe2 Bd6 14. d4 Nxf4 15. Bxf4 exf4 16. Bxe6 Qe7 17. O-O Nd8 18. Qf3 Rb8 19.
Bb3 Kd7 20. Nd2 Re8) 6... Bg4 7. h3 Bxf3 8. Qxf3 Nd4 9. Qf2 b5 10. Bb3 Nxb3 11.
axb3 g6 12. O-O exf4 13. Qxf4 Be7 14. Nd5 Nxd5 15. Qxf7+ Kd7 16. exd5 Kc8 17.
Re1 Bh4 18. Re4 Kb7 19. Bh6 Bg5 20. Bg7 {De Almeida,G (1731)-Goncalves,E (1414)
Florianopolis 2024 1-0 (42)}) ({RR} 5... Bg4 6. O-O Qe7 7. Nc3 Nd4 8. Be3 Nxf3+
9. gxf3 Bh3 10. Rf2 O-O-O 11. Kh1 exf4 12. Bxf4 Nh5 13. Be3 Qe5 14. f4 Qf6 15.
Qxh5 Be6 16. Bxe6+ fxe6 17. f5 g6 18. Qh3 Re8 19. fxe6 Qxe6 20. Qg2) 6. O-O Be6
$146 ({RR} 6... Bg4 7. Be3 exf4 8. Bxf4 Nd4 9. Nbd2 O-O 10. c3 Nxf3+ 11. Nxf3
c6 12. Bb3 d5 13. e5 Nd7 14. d4 f6 15. Qd3 Bxf3 16. Rxf3 fxe5 17. dxe5 Nc5 18.
Qc2 Qb6 19. Kh1 Nxb3 20. axb3 Rae8 21. Raf1 {Aulich,M (1415)-Bondarenko,A 
(1154) Muelheim 2002 1-0 (35)}) ({RR} 6... Bg4 7. h3 Be6 8. Bb5 Bd7 9. Bxc6
Bxc6 10. fxe5 dxe5 11. Nxe5 Qd4+ 12. Kh1 Qxe5 13. Nc3 Rd8 14. Bf4 Qa5 15. e5
Nd5 16. Ne4 Nxf4 17. Rxf4 Qxe5 18. Qf1 O-O 19. Rb1 Bd6 20. Nxd6 Rxd6 21. Rg4 {
Thissen,M-Middelveld,M Rijswijk 2000 0-1 (31)}) 7. Bxe6 fxe6 8. Nc3 Qd7 9. h3
O-O-O 10. Be3 Kb8 11. a3 Rhf8 12. fxe5 dxe5 13. b4 Bd6 14. Nb5 a6 15. Nxd6 Qxd6
16. Bc5 Qd7 17. Bxf8 Rxf8 18. Rb1 b5 19. a4 Qd6 20. axb5 axb5 21. c3 h6 22. Qc2
Kb7 23. Ra1 Na7 24. Qf2 Ra8 25. Qe3 Nd7 26. Ra5 Nb6 27. Rfa1 Na4 28. d4 exd4
29. Nxd4 Qb6 30. e5 c6 31. Qf3 Rc8 32. Kh1 Kb8 33. Nxe6 g5 34. Nc5 Qd8 35. c4
Qd4 36. Re1 Qxc4 37. e6 Qxb4 38. Na6+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.44"]
[White "Nicacio, Daniel Ramos"]
[Black "Ferian, Christian"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1479"]
[PlyCount "59"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. f4 Bg4 5. Nf3 Bg7 6. O-O c5 7. Be3 cxd4 $146 ({
RR} 7... Qb6 8. dxc5 Qxb2 9. Nbd2 d5 10. e5 Nfd7 11. Rb1 Qc3 12. Rb3 Qa5 13.
Rxb7 Nc6 14. Rb3 O-O 15. Qb1 Rab8 16. Kh1 Nb4 17. Rc1 Nxa2 18. Re1 Nb4 19. Qa1
Qxa1 20. Rxa1 Nxd3 21. Rxb8 Rxb8 22. cxd3 {Larcher,S (1470)-Le Senechal,M 
(1600) Bretagne 2003 1-0 (55)}) 8. Bxd4 Nc6 9. Bc3 Qb6+ 10. Kh1 O-O 11. Nbd2
Rad8 12. h3 Bd7 13. Qe2 Rfe8 14. Rf2 e5 15. Nc4 Qc5 16. b4 Nxb4 17. a3 Nxd3 18.
cxd3 Bb5 19. Bb4 Qc7 20. Nxd6 Rxd6 21. Bxd6 Qxd6 22. fxe5 Rxe5 23. Nxe5 Qxe5
24. Raf1 Qd4 25. Qc2 Bxd3 26. Qc8+ Bf8 27. Rd2 Nxe4 28. Qxb7 Nxd2 29. Qxf7+ Kh8
30. Qxf8# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.45"]
[White "Navarro, Gustavo Kazuo Yura"]
[Black "Yokomizo, Wilton"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "1800"]
[BlackElo "1395"]
[PlyCount "38"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. Nf3 Bg4 6. Be2 Nc6 7. O-O
O-O-O 8. d3 e5 9. Ng5 ({RR} 9. Be3 f5 10. h3 Bh5 11. Ng5 Bxe2 12. Qxe2 h6 13.
Nf3 g5 14. Rfd1 Be7 15. c4 Qg8 16. Nh2 g4 17. h4 Bxh4 18. b4 f4 19. b5 fxe3 20.
bxc6 Bxf2+ 21. Kh1 Qg5 22. cxb7+ Kb8 23. Rab1 g3 {Awad Alek,M-Eid,F (2361)
Amman 2006 0-1}) ({RR} 9. h3 Be6 10. Bd2 f6 11. Bc3 g5 12. Nd2 h5 13. Bf3 Qd7
14. Ne4 Be7 15. b4 g4 16. Be2 gxh3 17. g3 Rdg8 18. Kh2 h4 19. Rg1 hxg3+ 20.
Rxg3 f5 21. Rxg8+ Rxg8 22. Ng3 f4 23. Ne4 Bf5 {Svicevic,R (2223)-Navarro,T 
(2117) chess.com INT 2021 1-0 (36)}) 9... Bxe2 10. Qxe2 Kb8 $146 ({RR} 10... f6
11. Ne4 Nd4 12. Qd1 Kb8 13. Re1 Qc6 14. Nc3 g6 15. a3 h5 16. Be3 Bh6 17. Bxd4
Rxd4 18. Re4 Rhd8 19. Qe2 Rxe4 20. Qxe4 Qxe4 21. Nxe4 f5 22. Nc3 Bd2 23. Ne2
Rd6 24. Rd1 Bh6 25. f3 {Proczek,M (1664)-Skolarczyk,M Polanica Zdroj 2010 0-1 
(35)}) ({RR} 10... f6 11. Ne4 Nd4 12. Qd1 h5 13. Be3 Nf5 14. Nc3 Nxe3 15. Nxd5
Nxd1 {1/2-1/2 (15) Van den Boogaart,J (2009)-Fassaert,D (1942) Vale GCI 2018})
({RR} 10... f6 11. Ne4 Nd4 12. Qd1 Be7 13. Qg4+ Qe6 14. Qxe6+ Nxe6 15. Rd1 Rd7
16. f3 Rhd8 17. Be3 f5 18. Nf2 Bc5 19. Bxc5 Nxc5 20. Kf1 a5 21. b3 b5 22. Ke2
Re7 23. g4 e4 24. dxe4 fxe4 25. Rxd8+ {Stefanovic,U-Nikolic,M (1933) Nis 2014
1/2-1/2 (37)}) 11. Qf3 f6 12. Qxd5 Rxd5 13. Ne6 Nd4 14. Nxd4 Rxd4 15. f4 Bc5
16. Be3 Rd5 17. Bxc5 Rxc5 18. fxe5 Rxe5 19. Rfe1 Rhe8 1/2-1/2

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.46"]
[White "Da Silva, Joao Pedro Marinell"]
[Black "Bomeisel, Pedro Rangel"]
[Result "1-0"]
[ECO "B13"]
[BlackElo "1385"]
[PlyCount "55"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 Nc6 6. O-O Nf6 7. Be3 e6 8. h3
Bxf3 9. Bxf3 Bd6 10. Nd2 O-O 11. Nb3 Rc8 12. c3 Re8 $146 ({RR} 12... b6 13. Nd2
Na5 14. Be2 Nc4 15. Nxc4 dxc4 16. Bg5 h6 17. Bxf6 Qxf6 18. Qa4 e5 19. d5 b5 20.
Qxb5 Bc5 21. Qd7 Rfd8 22. Qb5 Rxd5 23. Qb7 Rcd8 24. Bxc4 Rd2 25. Rab1 Qf4 26.
Bb3 e4 27. Rbd1 {Barczyk,J (1680)-Schetty,R (2039) Winterthur 2012 0-1 (36)})
13. Nc5 Qc7 14. Nb3 Na5 15. Bg5 Be7 16. Nxa5 Qxa5 17. Bh5 Nxh5 18. Bxe7 Ng3 19.
Bb4 Qc7 20. fxg3 a5 21. Ba3 Qxg3 22. Qf3 Qc7 23. Qf4 Qd7 24. Qd6 Qb5 25. Rf3
Rcd8 26. Qf4 Qd7 27. Raf1 f6 28. Qg3 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.47"]
[White "Goncalves, Ricardo Henrique Si"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "1800"]
[BlackElo "1318"]
[PlyCount "108"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nf6 5. d3 d6 6. h3 Be6 ({RR} 6... Bd7 7.
c3 Ne7 8. Bxd7+ Qxd7 9. Qb3 Bb6 10. Na3 c6 11. Bg5 Ng6 12. Nc4 Bd8 13. Qxb7
Qxb7 14. Nxd6+ Kd7 15. Nxb7 Bb6 16. b4 Rhb8 17. Nc5+ Bxc5 18. bxc5 Rb5 19. Be3
Rab8 20. Nd2 Ke6 21. g3 {Nepomniachtchi,I (2706)-Chernyshov,K (2578) Irkutsk
2010 1-0 (37)}) 7. c3 ({RR} 7. Nc3 h6 8. Na4 Nd7 9. Bxc6 bxc6 10. Nxc5 dxc5 11.
b3 O-O 12. Ba3 Qe7 13. Qd2 Rab8 14. Qe3 Rb5 15. Bb2 Qd6 16. Nd2 f5 17. exf5
Bxf5 18. Nf3 Re8 19. a4 Rb4 20. Bc3 Rb7 21. Nd2 Qd5 {Weingarten,D-McKenna,M
San Francisco 2016 1-0 (32)}) 7... O-O $146 ({RR} 7... Bb6 8. Re1 O-O 9. Nbd2
Ne7 10. d4 exd4 11. Nxd4 Ng6 12. Nf1 d5 13. e5 Nd7 14. Qh5 Bxd4 15. cxd4 f6 16.
Bd3 fxe5 17. dxe5 Qh4 18. Qxh4 Nxh4 19. Nh2 Rae8 20. f4 Nc5 21. Bb5 c6 22. Bf1
{Saren,I-Beyen,R Skopje 1972 1/2-1/2 (35)}) ({RR} 7... a6 8. Ba4 b5 9. Bc2 d5
10. d4 dxe4 11. Nxe5 Nxe5 12. dxe5 Nd5 13. Bxe4 Qd7 14. Nd2 Rd8 15. Nb3 Bb6 16.
Bg5 Rc8 17. Nd4 Bxd4 18. Qxd4 c5 19. Qd2 Ne7 20. Qxd7+ Bxd7 21. Rad1 Bc6 22.
Bc2 {Diaz Camallonga,C (2235)-Clanchet Olle,J (1736) Barbera del Valles 2014
1-0}) ({RR} 7... a6 8. Ba4 b5 9. Bc2 d5 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nh5 13.
Bxe5 Nxe5 14. Nxe5 Ng3 15. Re1 Qf6 16. d4 Nxe4 17. Bxe4 dxe4 18. Rxe4 Rd8 19.
Qe2 Bd6 20. Nd2 c5 21. Ndf3 O-O 22. dxc5 {Chisco,J-Guzman Hidalgo,N (1492)
Cali 2015 1/2-1/2}) 8. d4 exd4 9. cxd4 Nxd4 10. Nxd4 c6 11. Nxe6 fxe6 12. Bd3
Qb6 13. Nc3 Nd7 14. Kh2 Bxf2 15. Qb3 Qxb3 16. axb3 Nc5 17. Rd1 Nxb3 18. Ra3
Nxc1 19. Rxc1 Bc5 20. Rb3 b5 21. Nd1 Rac8 22. Be2 Bd4 23. Bg4 Rf6 24. Rxb5 c5
25. Rb7 Rcf8 26. Rxa7 Rf1 27. Raa1 Be5+ 28. g3 Bxb2 29. Bxe6+ Kh8 30. h4 Bxc1
31. Rxc1 R8f2+ 32. Nxf2 Rxc1 33. Kg2 g6 34. g4 c4 35. Kf3 c3 36. Ke2 Rc2+ 37.
Kd3 Rxf2 38. Kxc3 Kg7 39. h5 Kf6 40. Bd7 Ke5 41. Kd3 Rf3+ 42. Ke2 Rf4 43. hxg6
hxg6 44. Ke3 Rxe4+ 45. Kf3 d5 46. Bc8 d4 47. Ba6 Re3+ 48. Kf2 Kf4 49. Bc8 d3
50. Ba6 Rf3+ 51. Ke1 Ke3 52. g5 d2+ 53. Kd1 Rg3 54. Bd3 Rg1+ 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.48"]
[White "Alvarenga, Rogerio Almeida"]
[Black "Bianchini, Marlon"]
[Result "0-1"]
[ECO "A45"]
[BlackElo "1255"]
[PlyCount "50"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 c5 3. e3 Qb6 4. Qc1 ({RR} 4. Nc3 e6 5. Rb1 d5 6. Nf3 Be7 7. h3
a6 8. dxc5 Qxc5 9. Bd3 b5 10. O-O Bb7 11. Qe2 Nbd7 12. a4 b4 13. Na2 Qa5 14. b3
O-O 15. c3 bxc3 16. b4 Qxa4 17. Nxc3 Qc6 18. Rfc1 Qb6 {Karlsson,L (2501)
-Lindberg,B (2420) Stockholm 2006 1-0 (51)}) 4... cxd4 5. exd4 ({RR} 5. Nf3
dxe3 6. Bxe3 Qc7 7. c4 g6 8. Nbd2 Bg7 9. Be2 O-O 10. Rb1 Nc6 11. b4 e6 12. c5
Nd5 13. Bg5 Ncxb4 14. a3 Nc6 15. Ne4 b6 16. O-O bxc5 17. Nxc5 Nc3 18. Bf4 Nxe2+
19. Kh1 Qxf4 {Luukonen,M (694)-Wevers,A Wellington 2017 0-1}) 5... Qxd4 6. Be3
$146 ({RR} 6. Nf3 Qb6 7. Nc3 d6 8. Bc4 Bg4 9. O-O Nc6 10. Ng5 e6 11. Re1 Be7
12. a4 O-O 13. Be2 Bxe2 14. Nxe2 Rac8 15. Be3 Qa5 16. Qd1 Ng4 17. Nf3 Nxe3 18.
fxe3 Qb6 19. Ned4 Nxd4 20. exd4 Bf6 {Rodrigues,I (2019)-Isaev,J (2331) Dubai
2014 0-1 (38)}) ({RR} 6. Nf3 Qb6 7. Bd3 d6 8. Be3 Qc7 9. Nc3 Nc6 10. O-O e6 11.
Rd1 Be7 12. Nb5 Qb8 13. h3 a6 14. Nc3 b5 15. a4 b4 16. Ne2 Bd7 17. Ng3 O-O 18.
Qd2 d5 19. Qe2 a5 20. Bb5 Qc7 {Tenschert,H (1764)-Bernhard,S (1912) Bad
Homburg 2015 0-1 (56)}) 6... Qd6 7. Bd3 Nc6 8. Nf3 e5 9. Nc3 a6 10. O-O Be7 11.
Rd1 Qc7 12. Ne4 d5 13. Nxf6+ Bxf6 14. Be2 Be6 15. Bg5 Bxg5 16. Nxg5 O-O 17.
Nxe6 fxe6 18. Bg4 Rf6 19. Qe3 Raf8 20. Qh3 Nd4 21. c3 Nf5 22. Re1 Rh6 23. Qd3
e4 24. Qc2 Qxh2+ 25. Kf1 Ng3# 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.49"]
[White "Correa, Vitor Dias"]
[Black "Baena, Mauricio"]
[Result "1-0"]
[ECO "B06"]
[BlackElo "1180"]
[PlyCount "53"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 c6 5. a4 a5 ({RR} 5... d5 6. e5 h5 7. Nf3
Nh6 8. Be3 Bg4 9. Be2 Nf5 10. Qd2 e6 11. O-O Bf8 12. Nd1 Be7 13. Nf2 Bxf3 14.
Bxf3 Na6 15. Nd3 Nxe3 16. Qxe3 Rc8 17. Kh1 {1/2-1/2 (17) Horvath,A (2504)
-Badea,B (2487) Balatonlelle 2001}) ({RR} 5... d5 6. e5 Nh6 7. Nf3 Bg4 8. Bd3
Nf5 9. Bxf5 Bxf5 {1-0 (9) Mohammed Abdul,M (2112)-Uddin,S (1902) Dhaka BAN 2021
}) 6. Nf3 Bg4 7. Bc4 $146 ({RR} 7. Be3 Qb6 8. Qd2 Na6 9. Be2 Nb4 10. O-O Nf6
11. h3 Bd7 12. g4 Qc7 13. Kh2 h5 14. g5 Ng4+ 15. hxg4 hxg4+ 16. Kg3 gxf3 17.
Bxf3 O-O-O 18. Rh1 Rxh1 19. Rxh1 Rh8 20. Rxh8+ Bxh8 21. Nb1 d5 {Wege,J-Boehm,S
Hessen 1991 1/2-1/2 (37)}) ({RR} 7. Be3 e6 8. Be2 Bxf3 9. Bxf3 d5 10. O-O Ne7
11. Ra3 Nd7 12. Ne2 Nf6 13. e5 Nd7 14. g4 Nb6 15. b3 Qd7 16. Qd3 f6 17. Ng3 f5
18. g5 h6 19. h4 hxg5 20. hxg5 Kf7 21. Kg2 Qc7 {Zaerban,J-Mikoleizig,E (2260)
Baunatal 1995 1/2-1/2 (81)}) ({RR} 7. Be3 Qb6 8. Qd2 Bxf3 9. gxf3 Nd7 10. O-O-O
Qb4 11. Kb1 e6 12. h4 Ne7 13. Qf2 d5 14. h5 Nb6 15. f5 exf5 16. h6 Bf8 17. Qh2
Rg8 18. Na2 {1-0 (18) Thorhallsson,T (2425)-Conquest,S (2485) Hafnarfirdi 1992}
) 7... Bxf3 8. gxf3 Nd7 9. Ne2 Rb8 10. Qd3 e5 11. fxe5 dxe5 12. Qb3 Qe7 13. Be3
Ngf6 14. dxe5 Nxe5 15. Bb6 Nxf3+ 16. Qxf3 Qb4+ 17. Qc3 Qxb6 18. Qe5+ Kd7 19.
O-O-O+ Kc8 20. Be6+ fxe6 21. Qxe6+ Kc7 22. Qe7+ Kc8 23. Qxg7 Rd8 24. Qxf6 Qe3+
25. Kb1 Rd2 26. Nc3 Kc7 27. Rxd2 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.50"]
[White "Ruvieri, Daniel Minami"]
[Black "De Bastiani, Tales Otavio"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1437"]
[BlackElo "1800"]
[PlyCount "79"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. dxc5 Bxc5 8. O-O
f6 9. exf6 ({RR} 9. Qe2 fxe5 10. b4 Bd6 11. b5 Nd8 12. Nxe5 Nf6 13. Nxd7 Kxd7
14. Nd2 Qc7 15. Nf3 Nf7 16. Re1 Rae8 17. b6 Qxb6 18. Bb5+ Kc8 19. Bxe8 Rxe8 20.
c4 d4 21. Ng5 Nd8 22. Ne4 Bb4 23. Rb1 Qa5 {Rozentalis,E (2581)-Sadiku,B (2289)
Kemer 2007 1-0 (35)}) 9... gxf6 ({RR} 9... Nxf6 10. Nbd2 O-O 11. Nb3 Bd6 12.
Bg5 e5 13. Bxf6 Rxf6 14. Bc2 Ne7 15. Re1 e4 16. Nfd4 Raf8 17. Re2 Bg4 18. f3
exf3 19. Rf2 fxg2 20. Qd2 Rxf2 {0-1 (20) Wegger,A (1644)-Skaarup,K (1853)
Aarhus 2017}) 10. Qc2 $146 ({RR} 10. Nbd2 O-O-O 11. b4 Bd6 12. Nb3 Nge7 13. Be3
Qc7 14. Nc5 Bxc5 15. Bxc5 b6 16. Be3 e5 17. Ba6+ Kb8 18. a4 Rhg8 19. Re1 Bg4
20. Be2 f5 21. a5 f4 22. axb6 axb6 23. Qa4 Na7 24. Bd2 Bxf3 {Cukuroglu,
E-Ozgenc,C Izmir 2003 0-1 (60)}) ({RR} 10. b4 Bd6 11. a3 Ne5 12. Bb2 Nxd3 13.
Qxd3 Bb5 14. Qd1 Bxf1 15. Qxf1 Ne7 16. Nbd2 Kf7 17. Qe2 h5 18. Re1 e5 19. c4
Qd8 20. cxd5 Nxd5 21. Nc4 Nf4 22. Qe4 Qe7 23. Rd1 Rad8 24. Rxd6 Rxd6 {Luis,T 
(1332)-Al Ahdab,N (1499) Domloup 2013 0-1 (49)}) 10... e5 11. Re1 e4 12. Bf1
O-O-O 13. Nd4 Kb8 14. Bf4+ Ka8 15. Nxc6 Bxc6 16. b4 Bd6 17. Be3 Qc7 18. h3 Ne7
19. b5 Bd7 20. a4 Bc5 21. a5 Bxe3 22. Rxe3 b6 23. axb6 Qxb6 24. Ra6 Qc5 25. Nd2
Rb8 26. Nb3 Qc7 27. Nd4 Rb6 28. Ra5 Nf5 29. Nxf5 Bxf5 30. Qa2 Be6 31. c4 dxc4
32. Rea3 Rb7 33. Ra6 Bd5 34. b6 Qc5 35. Rxa7+ Rxa7 36. Rxa7+ Kb8 37. Ra5 Qc6
38. Rxd5 Qxd5 39. Qa7+ Kc8 40. Qc7# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.51"]
[White "Damasio, Fabio Ferreira"]
[Black "Gomes, Catarina Crote"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1296"]
[PlyCount "81"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d5 5. Bxc6+ bxc6 6. Nxe5 Qd6 7. exd5 cxd5
8. Re1 Be7 9. Nf3 $146 ({RR} 9. d4 O-O 10. Nc3 Bd8 11. Bf4 Re8 12. Qd2 Bf5 13.
Nxf7 Rxe1+ 14. Rxe1 Qf8 15. Ne5 Rc8 16. f3 c6 17. Ne2 Nd7 18. Ng3 Be6 19. Nxd7
Bxd7 20. Be5 Qf7 21. Qf4 Qxf4 22. Bxf4 Ba5 23. Re7 Rd8 {Zinov,I-Gurjev,N
Serpukhov 2001 1-0 (65)}) 9... O-O 10. b3 Bg4 11. d4 Rfe8 12. Ba3 Qd7 13. Bxe7
Rxe7 14. Rxe7 Qxe7 15. Qe1 Qd7 16. Qc3 Re8 17. Ne5 Qe6 18. Nd2 Qd6 19. f3 Bd7
20. Nxd7 Qxd7 21. Nf1 Nh5 22. Re1 Nf4 23. Rxe8+ Qxe8 24. Ng3 Ne2+ 25. Nxe2 Qxe2
26. h3 Qd1+ 27. Kh2 c6 28. a4 Qc1 29. Kg3 Qg5+ 30. Kf2 Qe7 31. Qe3 Qb4 32. g4
Qf8 33. c3 f5 34. Qe6+ Qf7 35. Qxf7+ Kxf7 36. g5 Ke6 37. f4 Kd6 38. Ke3 g6 39.
b4 a6 40. Kd3 h5 41. gxh6 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.52"]
[White "Ruvieri, Valter"]
[Black "Akamine, Isabelle Namie Nish"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "1067"]
[BlackElo "1800"]
[PlyCount "65"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 {Shabalov,A} d5 2. e3 Nf6 3. c4 e6 4. Nf3 b6 5. Bd3 c5 6. O-O Bb7 7. b3 (
{RR} 7. cxd5 exd5 8. Nc3 ({RR} 8. b3 Be7 9. Ba3 O-O 10. Nc3 Nc6 11. Rc1 cxd4
12. Bxe7 Qxe7 13. exd4 Qb4 14. Qd2 Rfe8 15. Bb5 Re6 16. Rfe1 Rxe1+ 17. Rxe1 a5
18. h3 h6 19. Rc1 Rc8 20. Bd3 Kf8 21. Bf5 Re8 22. Qf4 g5) 8... Bd6 ({RR} 8...
Be7) 9. dxc5 bxc5 10. Bb5+ ({RR} 10. e4 dxe4 11. Bb5+ Nc6 ({RR} 11... Kf8 12.
Bf4) 12. Qa4 ({RR} 12. Nxe4 Nxe4 13. Qa4 O-O 14. Qxe4 ({RR} 14. Bxc6 Bxc6 15.
Qxc6 Re8 16. Re1 Qf6) 14... Na5 15. Qg4 Bxf3 16. Qxf3 Bxh2+ 17. Kxh2 Qb8+)
12... O-O 13. Bxc6 Bxc6 14. Qxc6 Rc8 15. Qa6 exf3 16. Rd1 Ne4) 10... Nbd7 11.
e4 d4 12. b4 ({RR} 12. e5 Bxf3 13. Qxf3 Bxe5 14. Nd5 O-O 15. Bg5 h6) 12... O-O
13. bxc5 Nxc5 14. Qxd4 Ncxe4 15. Nxe4 ({RR} 15. Bb2 Ng5 16. Ne5 a6 17. Ba4 Qb8
18. Nd1 Ne6 19. Qe3 Nd5 20. Qe1 Nc5 21. Bc2 Re8) 15... Bxe4 16. Bb2 Rb8 ({RR} 
16... Qb8 17. Qa4 Bxf3 18. Bxf6 Bh5 19. Bg5 Bxh2+ 20. Kh1 Be5) 17. a4 a6 18.
Nd2 Bd5 19. Bc4 Rb4 20. Rfd1 Qc7 21. Bc3 Rxc4 {Kacheishvili,G (2584)-Shabalov,
A (2606) Denver 2002 CBM 089 [Shabalov,A] 1/2-1/2}) ({RR} 7. cxd5 Nxd5 8. e4
Nf6 9. Nc3 cxd4 10. Nxd4 Bc5 11. Nb3 Be7 12. Qe2 O-O 13. Rd1 Nbd7 14. Bf4 e5
15. Bg5 Re8 16. Bb5 a6 17. Bxf6 axb5 18. Bxg7 Kxg7 19. Qg4+ Kh8 20. Rxd7 Qc8
21. Qf5 Bc6 {Nagy,G (2532)-Macovei,A (2454) chess.com INT 2021 1-0}) 7... Be7 (
{RR} 7... cxd4 8. exd4 Be7 9. Bb2 O-O 10. Nc3 Nc6 11. Rc1 Rc8 12. Re1 Bb4 13.
a3 Bxc3 14. Bxc3 Ne7 15. Ne5 Ng6 16. f3) 8. Bb2 O-O $146 ({RR} 8... h6 9. Nbd2
O-O 10. Rc1 Nbd7 11. Qc2 a6 12. Qb1 Rc8 13. Rfd1 Re8 14. a3 Kh8 15. Ne5 Nxe5
16. dxe5 Nd7 17. Ba1 Kg8 18. Bh7+ Kh8 19. Bc2 Rc7 20. Qb2 Qa8 21. f3 Rd8 22.
Bb1 Nf8 23. Nf1 {Baranowsky,P (1854)-Windmueller,W (1629) Berlin 2010 0-1 (56)}
) ({RR} 8... Nc6 9. a3 Qc7 10. Ne5 Nxe5 11. dxe5 Nd7 12. f4 O-O-O 13. Nc3 dxc4
14. Nb5 Qb8 15. bxc4 a6 16. Nc3 g5 17. Qc2 gxf4 18. exf4 Qa8 19. Be4 h5 20. a4
a5 21. Rad1 f6 22. Bxb7+ Qxb7 23. Nb5 {Danek,D (1815)-Novak,M (1720) Prague
2012 1/2-1/2 (41)}) 9. Qc2 dxc4 10. Be2 cxb3 11. axb3 Nbd7 12. Nc3 Qc7 13. Nb5
Qb8 14. Ne5 Rd8 15. Bf3 Nd5 16. e4 N5f6 17. Nc3 Nxe5 18. dxe5 Qxe5 19. Nd5 Qg5
20. Bc1 Qg6 21. Nxe7+ Kh8 22. Nxg6+ hxg6 23. Bg5 a5 24. Bxf6 gxf6 25. Rfd1
Rxd1+ 26. Rxd1 f5 27. Rd7 Bxe4 28. Bxe4 fxe4 29. Qxe4 Kg8 30. Qxa8+ Kg7 31. Qb7
Kh8 32. Rxf7 g5 33. Qb8# 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.53"]
[White "Ferreira, Priscilla Montanha"]
[Black "Haraguchi, Melissa Mayumi Alve"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1751"]
[PlyCount "98"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. f4 Nf6 3. e3 Bf5 4. Bd3 Bxd3 ({RR} 4... Qd7 5. Nf3 Nc6 6. O-O O-O-O
7. a3 Ne4 8. b4 Bg4 9. Qe1 Bxf3 10. Rxf3 g5 11. b5 Nb8 12. Qa5 g4 13. Rf1 g3
14. Bxe4 gxh2+ 15. Kh1 dxe4 16. Nc3 Rg8 17. Rf2 Qg4 18. Nxe4 Qd1+ 19. Kxh2 {
Starec,Z-Ivanov,S (2515) Decin 1997 1-0}) 5. Qxd3 Nc6 ({RR} 5... e6 6. Nf3 c5
7. c3 Nc6 8. O-O Bd6 9. Ne5 O-O 10. Nd2 Nd7 11. Rf3 f6 12. Rh3 h6 13. Nxc6 bxc6
14. Qg6 Kh8 15. Nf3 Qe8 16. Qg4 f5 17. Qg3 Nf6 18. Ne5 Ne4 19. Qe1 Bxe5 20.
fxe5 {Do Nascimento,C (2034)-Dwilewicz,K (2130) chess.com INT 2021 0-1 (42)})
6. Nd2 e6 7. Ndf3 $146 ({RR} 7. Ngf3 Bd6 8. O-O O-O 9. b3 Qd7 10. Bb2 Rae8 11.
Rfe1 Nb4 12. Qc3 Nc6 13. Ne5 Bxe5 14. fxe5 Ne4 15. Nxe4 dxe4 16. Rad1 f6 17.
Ba3 Rf7 18. exf6 Rxf6 19. Rf1 e5 20. Rxf6 gxf6 21. Rf1 Rf8 {Royal,S-Kendall,M 
(19) Coventry 2015 1-0 (40)}) ({RR} 7. a3 Be7 8. Ngf3 Qd7 9. O-O O-O 10. Ne5
Nxe5 11. fxe5 Ne8 12. Nf3 c5 13. c3 c4 14. Qe2 f6 15. e4 f5 16. exf5 Rxf5 17.
Be3 Nc7 18. Rf2 Raf8 19. Raf1 Qe8 20. g4 Qg6 21. h3 h5 {Vargas,J-Restrepo,F
Cali 2016 1-0 (50)}) 7... Ne4 8. Ne5 Qh4+ 9. g3 Nxg3 10. hxg3 Qxh1 11. Qf1 Nxe5
12. fxe5 h5 13. Bd2 h4 14. O-O-O hxg3 15. Ne2 Qxf1 16. Rxf1 g2 17. Rg1 Rh1 18.
Be1 g6 19. Kd2 Rxg1 20. Nxg1 Bg7 21. Ke2 f6 22. exf6 Bxf6 23. Kf3 e5 24. Kxg2
exd4 25. exd4 Bxd4 26. c3 Bxg1 27. Kxg1 Kf7 28. Bg3 c6 29. b4 g5 30. Kg2 Kf6
31. Kf3 Kf5 32. Bc7 Rh8 33. a4 Rh3+ 34. Bg3 g4+ 35. Kf2 a6 36. a5 Rh1 37. Ke3
Rd1 38. Bd6 Ke6 39. Bc7 Kf5 40. Bd6 Kg5 41. Bg3 Kf5 42. Bd6 Ke6 43. Bc7 d4+ 44.
cxd4 Kd5 45. Bb6 Rc1 46. Kf4 Rc4 47. Bc5 Rxc5 48. dxc5 Kc4 49. Kxg4 Kxb4 0-1

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.54"]
[White "Kassab, Alexandre T Canelas"]
[Black "Gomes, Simone Barreto Crot"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1800"]
[PlyCount "49"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 d6 8.
f4 Bg4 9. Bxf6 Bxd1 10. Bxd8 Rxd8 11. Rxd1 Nxc2 12. Nc3 Nxa1 13. Rxa1 exf4 14.
Rf1 f6 $146 ({RR} 14... O-O 15. Rxf4 Rde8 16. g4 Re5 17. Kg2 c6 18. Bb3 g5 19.
Rf6 b5 20. Kf3 b4 21. Ne2 d5 22. Ng3 Rd8 23. Rxc6 dxe4+ 24. Ke3 Rd3+ 25. Ke2
Rd8 26. Rc7 e3 27. Rxf7 Kh8 28. Rxa7 Rd2+ 29. Ke1 {Perez Garcia,R (2412)-Arcas,
A (1946) Lorca 2006 1-0 (31)}) ({RR} 14... O-O 15. Rxf4 c6 16. Kf2 g6 17. Rg4
Kg7 18. b4 f5 19. exf5 Rxf5+ 20. Ke3 Re8+ 21. Kd3 d5 22. Bb3 g5 23. h4 Kf6 24.
Rxg5 Rxg5 25. hxg5+ Kxg5 26. b5 Rd8 27. bxc6 bxc6 28. Kd4 Kg4 29. Ba4 {Petauer,
Z-Calitz,H Maribor 2012 0-1 (50)}) 15. Rxf4 Rf8 16. Rg4 g6 17. h4 Kd7 18. h5
gxh5 19. Rg7+ Kc6 20. b4 a6 21. Nd5 Rd7 22. b5+ axb5 23. Bxb5+ Kxb5 24. Rxd7
Ra8 25. Nxc7+ 1-0

[Event "Sampa Chess Open 2024"]
[Site "Sao Paulo"]
[Date "2024.02.04"]
[Round "9.55"]
[White "Santana, Expedito"]
[Black "Akamine, Giullia Hikari Nish"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1408"]
[BlackElo "1800"]
[PlyCount "78"]
[EventDate "2024.01.29"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Be7 5. Bd3 O-O 6. h3 Nbd7 7. O-O b6 ({RR} 
7... c5 8. c3 c4 9. Bc2 b5 10. Nbd2 Bb7 11. Ne5 a5 12. Ndf3 Ne4 13. Nxd7 Qxd7
14. Ne5 Qd8 15. f3 Nf6 16. Bg5 Ra6 17. Bxf6 Bxf6 18. f4 g6 19. g4 Bg7 20. g5 f6
21. gxf6 Bxf6 22. Qg4 {Parvulescu,N (1630)-Auvinen,E (1889) Bucharest ROU 2019
1-0 (47)}) 8. Nbd2 Bb7 9. c3 Ne4 $146 ({RR} 9... Bd6 10. Ne5 Qe7 11. Bg3 Rfd8
12. f4 c5 13. a4 Rac8 14. Bh4 a6 15. Ndf3 c4 16. Bc2 Ra8 17. g4 b5 18. Ng5 Bxe5
19. fxe5 Ne4 20. Rxf7 Qe8 21. Rf1 Rdb8 22. a5 Bc6 23. Nxe4 dxe4 24. Qb1 {
Vager,B (2205)-Navara,D Pardubice 1996 1-0}) 10. Ne5 Ndf6 11. f3 Nxd2 12. Qxd2
Nh5 13. Bh2 Bh4 14. Qc2 f5 15. f4 Bg3 16. Qe2 Bxh2+ 17. Kxh2 Qe8 18. Bb5 c6 19.
Bxc6 Bxc6 20. Nxc6 Rf6 21. Ne5 Rh6 22. g4 fxg4 23. Qxg4 Nf6 24. Qg2 Qh5 25. Rg1
g6 26. Raf1 Qf5 27. Rf3 Kg7 28. c4 Rc8 29. cxd5 Rc2 30. dxe6 Rxg2+ 31. Rxg2
Qxe6 32. f5 Qxa2 33. fxg6 hxg6 34. Rfg3 Qb3 35. Nxg6 Kh7 36. e4 Ng4+ 37. Rxg4
Rxh3+ 38. Kg1 Qd1+ 39. Kf2 Rf3# 0-1

