[Event "MAGISTRAL ALBERTO LOMBARDI - CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.09.29"]
[Round "1.1"]
[White "Laba, Otavio De Souza"]
[Black "Bastos Pinto, Selmo"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "1902"]
[BlackElo "2066"]
[Annotator "Chessbase"]
[PlyCount "31"]
[EventDate "2025.??.??"]

{[%evp 0,31,19,38,72,47,88,61,61,37,61,37,60,55,73,46,93,53,46,39,55,64,66,24,30,-19,69,73,112,51,51,55,341,342]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 h6 6. Be3 a6 (6... Nc6 7. Bb5 Bd7 8. O-O g6 9. h3 Bg7 10. Qd2 Nxd4 11. Bxd7+ Qxd7 12. Bxd4 O-O 13. Rad1 Qc6 14. Bxf6 Bxf6 15. Nd5 Rfe8 16. Qxh6 Qxc2 17. Rd2 Qxe4 18. Nc7 Qa4 19. a3 Rac8 20. Nxe8 Qxe8 21. Qe3 {Run Forrest,R (2661)-OpenFormula,R (2739) Playchess.com INT 2007 ½-½ (59)}) 7. Be2 (7. f4 e5 8. Nf3 Qc7 9. Qd2 Be6 10. O-O-O Nbd7 11. Kb1 Rc8 12. h3 b5 13. Nd5 Nxd5 14. exd5 Bf5 15. Bd3 e4 16. Rde1 Be7 17. Nd4 Bh7 18. Be2 Nf6 19. Bg4 Ra8 20. Bf5 Qc4 21. Bxh7 Rxh7 {Qalichava,A (2180)-Prraneeth,V (2442) Petrovac MNE 2025 ½-½ (72)}) 7... e6 8. Qd2 $146 (8. O-O Bd7 (8... Be7 9. f4 (9. Qd2 Nbd7 10. f4 Qc7 11. f5 e5 12. Ne6 fxe6 13. fxe6 Nb6 14. Nd5 Nbxd5 15. exd5 b6 16. a4 Bb7 17. Ra3 Nxd5 18. Bh5+ Kd8 19. Kh1 Nxe3 20. Qxe3 Bg5 21. Qf2 d5 22. Rc3 Bc6 {Koksal,R (1860)-Celik,E (1733) Kemer 2014 0-1 (48)}) 9... Qc7 10. Bf3 O-O 11. Qe1 e5 12. Nde2 Nc6 13. Qg3 Nh7 14. Nd5 Qd8 15. fxe5 Bh4 16. Nf6+ Bxf6 17. exf6 Qxf6 18. Nc3 Be6 19. Qxd6 Rfd8 20. Qg3 Ne5 21. Bh5 Qe7 22. Qxe5 Qd6 {Virnik,E (2160)-Ibisoglu,A Mureck 1998 1-0 (36)}) 9. Kh1 Be7 10. f4 Nc6 11. Bf3 O-O 12. Qd2 Qc7 13. Rad1 Rac8 14. a3 Rfe8 15. Qf2 b5 16. Nb3 Rf8 17. Bb6 Qb7 18. e5 dxe5 19. fxe5 Nh7 20. Na5 Qb8 21. Rxd7 Rfe8 22. Nxc6 Rxc6 {Chong,M-Tan,L Chiangmai 2013 1-0 (33)}) 8... Be7 $6 {Inaccuracy. Nbd7 was best.} (8... Nbd7 9. a4) 9. O-O-O Qc7 10. g4 Nc6 11. Nb3 $6 {Inaccuracy. Nxc6 was best.} (11. Nxc6 Qxc6 12. f3 b5 13. a3 Bb7 14. h4 O-O-O 15. g5 hxg5 16. hxg5 Nd7) 11... Ne5 $6 {Inaccuracy. b5 was best.} (11... b5) 12. g5 $4 {Blunder. f4 was best.} (12. f4 Nc4 13. Bxc4 Qxc4 14. Qg2 e5 15. f5 b5 16. g5 hxg5 17. Bxg5 a5) 12... Nfg4 $4 {Blunder. hxg5 was best.} (12... hxg5) 13. gxh6 gxh6 14. f4 $6 {Inaccuracy. Bd4 was best.} (14. Bd4 Nf6 15. f4 Nc6 16. Rhf1 Nxd4 17. Qxd4 Rf8 18. Kb1 b5 19. e5 dxe5) 14... Nxe3 15. Qxe3 Nc4 $4 {Blunder. Bd7 was best.} (15... Bd7) 16. Qd4 {1-0 White wins. PRECISÃO: BRANCAS 88% PRETAS 68%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI - CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.09.29"]
[Round "1.2"]
[White "Manzi, Luiz Antonio Bardar"]
[Black "Leus, Lucas Resende"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2058"]
[BlackElo "1865"]
[Annotator "Chessbase"]
[PlyCount "100"]
[EventDate "2025.??.??"]

{[%evp 0,100,38,17,53,-8,-3,4,-1,0,-10,-14,-15,1,8,16,-2,-2,-2,-4,63,15,33,14,39,5,37,64,106,128,128,127,127,83,97,115,122,119,117,90,91,85,112,133,173,113,122,126,113,113,187,116,106,120,104,108,103,84,104,104,120,106,102,96,96,102,104,104,104,101,117,104,126,119,125,124,124,127,127,129,127,118,127,127,132,130,132,127,140,127,140,127,127,127,126,118,118,106,103,105,103,105,105]} 1. Nf3 c5 2. g3 d5 3. Bg2 Nf6 4. O-O Nc6 5. d4 cxd4 6. Nxd4 e5 7. Nxc6 bxc6 8. c4 Rb8 9. Nc3 Be6 $2 {Mistake. d4 was best.} (9... d4 10. Ne4) 10. Bg5 e4 11. cxd5 $6 {Inaccuracy. Qa4 was best.} (11. Qa4 Qd7 12. a3 Rxb2 13. Rfd1 Be7 14. Bxf6 Bxf6 15. Nxe4 O-O 16. Nxf6+ gxf6) 11... cxd5 12. Bxf6 gxf6 13. Qd4 $146 (13. Qa4+ Qd7 14. Qxd7+ Kxd7 15. Rfd1 Rxb2 (15... f5 16. Nxd5 Rxb2 17. Rac1 Bd6 18. a4 Rc8 19. Nf6+ Ke7 20. Nd5+ Kd8 21. Nc3 Ke7 22. Nd5+ Kf8 23. Rxc8+ Bxc8 24. Nf6 Be7 25. Nd5 Rxe2 26. Bf1 Rc2 27. Ne3 Rc5 {Tremblay,A (2052)-Cloutier,M (2142) Montreal 2015 0-1 (45)}) 16. Bxe4 Bb4 17. Nxd5 Bxd5 18. Rxd5+ Ke6 19. Rb5 Bc3 20. Bf5+ Ke7 21. Rxb2 Bxb2 22. Rd1 Rd8 23. Rxd8 Kxd8 24. Bxh7 Ke7 25. Bf5 Kf8 26. Kg2 Kg7 27. h4 Bd4 {Tremblay,A (2078)-Cloutier,M (2104) Montreal 2013 1-0 (54)}) 13... Bd6 $6 {Inaccuracy. Bb4 was best.} (13... Bb4 14. Qxa7 Qb6 15. Qxb6 Rxb6 16. a4 Ke7 17. Nb5 Bd7 18. Nc7 Kd6 19. a5) 14. Nxd5 Be5 15. Qa4+ Qd7 16. Qxd7+ $6 {Inaccuracy. Qxe4 was best.} (16. Qxe4 Bxd5 17. Qxd5 Qxd5 18. Bxd5 Rxb2 19. Rac1 O-O 20. e3 Rd8 21. Bb3 Rdd2) 16... Kxd7 17. Bxe4 Bxd5 $2 {Mistake. f5 was best.} (17... f5 18. Bf3 Rxb2 19. Rfd1 Rhb8 20. Nb4+ Bd6 21. Nc6 Rc8 22. Nd4 Ke7 23. a4) 18. Bxd5 Rxb2 19. Rad1 $6 {Inaccuracy. e3 was best.} (19. e3 Ke7 20. Rac1 Rd8 21. Bb3 Kf8 22. Rc4 Rd7 23. Ra4 Kg7 24. Rg4+ Kf8) 19... Ke7 20. e3 Rc8 21. Bb3 h5 $4 {Blunder. a5 was best.} (21... a5) 22. f4 $2 {Mistake. Rd5 was best.} (22. Rd5 Rc7 23. Rfd1 h4 24. gxh4 Kf8 25. h5 Kg7 26. Rd7 Rb1 27. Rxf7+ Rxf7) 22... Bd6 23. Rf2 Rxf2 24. Kxf2 h4 25. g4 $4 {Blunder. gxh4 was best.} (25. gxh4 Rc3 26. Rd5 Bc5 27. h5 Bxe3+ 28. Kf3 Kf8 29. Kg4 Rc7 30. h6 Kg8) 25... Rc3 26. Ke2 Bc5 27. Rd3 Rc1 28. Bd1 Ra1 29. Rd2 Bb6 30. Bb3 Rh1 31. Kf3 Rf1+ 32. Rf2 Re1 33. Re2 Rg1 34. Bc2 Bc5 35. Bf5 Rc1 36. Rc2 Rxc2 37. Bxc2 Bb4 38. h3 Be1 39. Ke4 Bd2 40. Kd4 Be1 41. Kd3 Bg3 42. Ke2 Kf8 43. Kf3 Ke7 44. Bb3 Kf8 45. Ke4 Ke7 46. Kf5 Bf2 47. e4 Bd4 48. g5 fxg5 49. Kxg5 Bf2 50. e5 Bg3 {1/2-1/2 wins. PRECISÃO: BRANCAS 91% PRETAS 91%} 1/2-1/2

[Event "MAGISTRAL ALBERTO LOMBARDI - CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.09.29"]
[Round "1.3"]
[White "Franca, Joao Vitor Da Silva"]
[Black "Frolov, Ivan"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1845"]
[BlackElo "2041"]
[Annotator "Chessbase"]
[PlyCount "100"]
[EventDate "2025.??.??"]

{[%evp 0,100,39,18,25,31,24,38,24,30,-2,17,37,-6,-12,-39,21,19,28,5,24,-10,32,26,44,33,44,3,43,41,52,17,55,34,30,31,32,12,23,23,34,-36,-5,-22,-9,-26,1,5,9,1,6,10,26,25,26,28,4,20,23,27,13,20,8,3,5,0,46,22,0,12,52,0,-1,-1,-3,-97,-74,-80,-86,-120,-94,-37,-37,-252,74,77,289,293,322,322,334,334,349,349,345,362,386,434,393,431,440,446,453]} 1. e4 {ChessBase II} e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. a4 a6 7. O-O O-O 8. h3 h6 9. Nbd2 Be6 10. Re1 Re8 11. Bxe6 fxe6 (11... Rxe6 12. b4 Ba7 13. Qc2 Qd7 14. Nf1 d5 15. Ng3 Rd8 16. exd5 Qxd5 17. Be3 Qxd3 18. Qxd3 Rxd3 19. Bxa7 Nxa7 20. Nxe5 Rd5 21. Ng4 Nxg4 22. Rxe6 fxe6 23. hxg4 a5 24. f3 Nc6 25. Rb1 b6 26. Ne4 {Carlsen,M (2834)-Kramnik,V (2787) Wijk aan Zee 2018 CBM 183 [ChessBase II] ½-½ (63)}) 12. b4 Ba7 13. Nf1 b5 14. Be3 $146 (14. Ng3 d5 15. Qb3 Qd6 16. Bd2 Kh7 17. Rad1 Rab8 18. axb5 axb5 19. Ra1 Nd7 20. Qc2 Kh8 21. Nh4 Nf8 22. Qc1 Qe7 23. Nf3 Ng6 24. Ra6 Bb6 25. d4 Qf7 26. Be3 Nf4 27. Qd1 dxe4 28. Nxe4 Qg6 {Selkovski,Z (1905)-Manova,I (1953) Skopje 2018 1-0 (42)}) 14... Bxe3 15. Rxe3 Ne7 16. Qb3 Ng6 17. g3 Qd7 18. Kg2 a5 19. axb5 Qxb5 20. Qa4 $6 {Inaccuracy. d4 was best.} (20. d4 axb4) 20... Qxa4 21. Rxa4 axb4 22. Rxb4 Rab8 23. Rxb8 Rxb8 24. N1d2 Kf7 25. Re1 Rb2 26. Ra1 Rc2 27. Ra3 Ke7 28. Nc4 h5 29. Kf1 h4 30. Ne3 Rb2 31. Nc4 Rb1+ 32. Kg2 Nh5 33. d4 exd4 34. cxd4 Rc1 35. Ncd2 hxg3 36. fxg3 Rc2 37. g4 $2 {Mistake. Kf2 was best.} (37. Kf2) 37... Ngf4+ 38. Kh2 Nf6 39. Re3 e5 $6 {Inaccuracy. g5 was best.} (39... g5 40. e5 N6d5 41. Rb3 Nc3 42. Kh1 Nxh3 43. exd6+ cxd6 44. Rb7+ Kd8 45. Kg2) 40. dxe5 dxe5 41. Kg3 $4 {Blunder. g5 was best.} (41. g5) 41... Kd6 $4 {Blunder. g5 was best.} (41... g5 42. Re1 c5 43. Kf2 c4 44. Kf1 Nxh3 45. Ra1 Nxg4 46. Nxc4 Rxc4 47. Kg2) 42. Nxe5 N4h5+ $4 {Blunder. Ne6 was best.} (42... Ne6 43. Nef3 Ke7 44. Ra3 g6 45. h4 Nd7 46. Ra5 Rc3 47. h5 gxh5 48. gxh5) 43. gxh5 Nxh5+ 44. Kg4 Kxe5 45. Nf3+ Kf6 46. Kxh5 c5 47. e5+ Ke6 48. Ng5+ Ke7 49. Kg6 c4 50. Kxg7 c3 {1-0 White wins. PRECISÃO: BRANCAS 93% PRETAS 85%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI - CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.09.29"]
[Round "1.4"]
[White "Santos Filho, Tadeu Sousa"]
[Black "Nogueira, Adnilton Correia De"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2034"]
[BlackElo "1638"]
[Annotator "Chessbase"]
[PlyCount "108"]
[EventDate "2025.??.??"]

{[%evp 0,108,18,38,38,20,20,18,18,0,55,36,23,20,68,71,65,51,57,51,88,105,280,145,121,110,97,106,109,115,129,115,129,139,162,168,164,156,171,132,129,144,166,144,164,113,165,138,167,146,202,164,288,121,146,163,195,198,217,214,291,213,205,192,216,192,298,299,299,285,296,259,280,250,233,233,233,231,263,250,260,255,320,243,282,230,316,331,360,343,364,282,373,258,315,317,317,321,434,152,319,289,288,165,209,207,238,219,365,211,374]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. a3 d6 5. Bb5 (5. Bc4 Nxe4 6. Nxe4 d5 7. Bd3 dxe4 8. Bxe4 Bd6 9. O-O O-O 10. Re1 Re8 11. h3 Bd7 12. d3 h6 13. Bd2 Qf6 14. Bc3 Rad8 15. Nd2 Bc5 16. Qf3 Qh4 17. Bd5 Re7 18. Re4 Qg5 19. Rc4 Bd4 {Lintchevski,D (2579)-Sandalakis,A (2406) Kavala 2015 ½-½ (37)}) 5... Be7 6. d4 O-O $6 $146 {Inaccuracy. exd4 was best.} (6... exd4 7. Nxd4 (7. Bxc6+ bxc6 8. Nxd4 Bd7 9. Qf3 O-O 10. O-O Re8 11. Bf4 c5 12. Nb3 Rb8 13. Rab1 Bc6 14. Rfd1 Qc8 15. h3 Nd7 16. Na5 Ba8 17. Nd5 Bxd5 18. exd5 Bf6 19. b3 Qa6 20. Nc6 Ra8 21. b4 {Juracsik,J (2145)-Montolio Benedicto,C (1962) Budapest 2012 1-0 (53)}) 7... Bd7 8. Nxc6 Bxc6 9. Bxc6+ bxc6 10. O-O O-O 11. Kh1 (11. Qd3 Nd7 12. Qa6 Nb6 13. a4 Qc8 14. Qe2 Bf6 15. a5 Nd7 16. Ra3 Rb8 17. Nd1 Re8 18. Rh3 Rb5 19. Bd2 Nf8 20. f4 Qf5 21. Re1 {Bellon Lopez,J (2271)-Olofsson-Dolk,M (2182) Sweden SWE 2025 0-1 (46)}) (11. f4) 11... Qd7 12. h3 Qe6 13. Qf3 d5 14. exd5 cxd5 15. Bf4 c6 16. Rae1 Qd7 17. Qd3 Bd6 18. Bd2 Nh5 19. g4 Nf4 20. Qf3 Ng6 21. Ne2 {Ostrowska,J (1541)-Leszczewska,E (1389) Szczyrk 2013 ½-½ (54)}) 7. Bxc6 bxc6 8. dxe5 Ng4 9. exd6 Bxd6 10. h3 Nf6 $4 {Blunder. Ne5 was best.} (10... Ne5 11. Nxe5 Bxe5 12. Qxd8 Rxd8 13. Bd2 Ba6 14. O-O-O Rd6 15. Be3 Bxc3 16. bxc3) 11. O-O $4 {Blunder. e5 was best.} (11. e5 Ba6 12. Be3 Rb8 13. exd6 cxd6 14. b3 d5 15. Ne2 d4 16. Qxd4 Nd5) 11... Nd7 12. Bg5 Qe8 13. Qd2 $6 {Inaccuracy. Bh4 was best.} (13. Bh4 Ne5 14. Re1 f6 15. Bg3 a5 16. Nxe5 fxe5 17. Qd3 h5 18. Nd1 a4) 13... Ne5 14. Nxe5 Bxe5 $6 {Inaccuracy. Qxe5 was best.} (14... Qxe5 15. f4) 15. Rfe1 f6 $6 {Inaccuracy. Rb8 was best.} (15... Rb8 16. Rab1 Qd7 17. Qe3 Qd4 18. Qxd4 Bxd4 19. Be3 Bxc3 20. bxc3 Rb5 21. Rb4) 16. Bf4 Bd7 17. Rad1 Rd8 18. Qe3 Qg6 19. Bg3 Be6 20. Bxe5 Rxd1 21. Rxd1 fxe5 22. Qg3 $6 {Inaccuracy. Rd3 was best.} (22. Rd3 h6 23. Qxa7 Bc4 24. Rg3 Qd6 25. b3 Bf7 26. Rd3 Qe7 27. a4 Qa3) 22... Qf7 $6 {Inaccuracy. Qxg3 was best.} (22... Qxg3 23. fxg3 c5 24. b3 c4 25. b4 Rf7 26. g4 Rd7 27. Kf2 Rxd1 28. Nxd1) 23. Rd3 Qh5 24. Qe3 a6 25. Qc5 Qg5 $6 {Inaccuracy. Qh4 was best.} (25... Qh4 26. Qe3 h6 27. Na4 Kh7 28. Nc5 Rf6 29. Rc3 Qh5 30. Nd3 Qd1+ 31. Ne1) 26. Qe3 $6 {Inaccuracy. Qxc6 was best.} (26. Qxc6 Bf7 27. Qxc7 Qc1+ 28. Nd1 Qg5 29. Qc5 h6 30. Qe3 Qh4 31. Nc3 a5) 26... Qe7 27. Na4 h6 28. Nc5 Qf7 29. b3 Kh7 30. a4 Bc8 31. Rd2 Qg6 32. Nd3 Rd8 $6 {Inaccuracy. Qh5 was best.} (32... Qh5 33. g4 Qe8 34. Qg3 Qg6 35. Re2 c5 36. Kg2 Re8 37. Nxe5 Rxe5 38. Qxe5) 33. Nxe5 Qe8 34. Rxd8 Qxd8 35. Qd3 Qg5 36. Nf3 Qc1+ 37. Kh2 Qf4+ 38. g3 Qf7 39. g4 Qf4+ 40. Kg2 Be6 41. Qe3 Qd6 42. Qd4 Qf4 43. Qe5 Qf7 44. Nd4 Bd7 45. Nf5 h5 46. g5 Be6 47. Kg3 g6 48. Nh4 c5 49. Qf6 $6 {Inaccuracy. f4 was best.} (49. f4 Qe8 50. f5 gxf5 51. exf5 Bd7 52. g6+ Kg8 53. Qxe8+ Bxe8 54. f6 Bd7) 49... a5 $6 {Inaccuracy. Qxf6 was best.} (49... Qxf6 50. gxf6 c4 51. bxc4 g5 52. Nf3 h4+ 53. Kg2 Kh6 54. c5 a5 55. Nd4) 50. Qxf7+ Bxf7 51. e5 $4 {Blunder. c4 was best.} (51. c4 Be8 52. Nf3 Bc6 53. Kf4 Bd7 54. h4 Bg4 55. Nd2 Kg7 56. Ke5 Kf7) 51... Be6 $4 {Blunder. c4 was best.} (51... c4) 52. Ng2 $2 {Mistake. Nf3 was best.} (52. Nf3 Bf5 53. c3 Bc2 54. Nd2 Kg8 55. Nc4 Bxb3 56. Nxa5 Bxa4 57. Nb7 c4) 52... Kg7 $2 {Mistake. c4 was best.} (52... c4 53. bxc4 Bd7 54. Ne3 Bxa4 55. Nd5 Bc6 56. Nxc7 Kg8 57. h4 a4 58. Nb5) 53. Nf4 Bg8 54. Nd3 Kf8 {1-0 White wins. PRECISÃO: BRANCAS 86% PRETAS 84%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI - CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.09.29"]
[Round "1.5"]
[White "Dos Santos, Vinicius Goncalves"]
[Black "De Moura Silva, Guilherme"]
[Result "0-1"]
[ECO "B40"]
[BlackElo "1968"]
[Annotator "Chessbase"]
[PlyCount "100"]
[EventDate "2025.??.??"]

{[%evp 0,90,20,20,48,54,82,-7,0,-13,-14,-3,-13,-7,2,-79,-123,-125,-98,-89,-84,-115,-68,-56,-38,-378,-332,-360,-346,-346,-364,-369,-276,-299,-254,-251,-289,-283,-244,-249,-244,-253,-247,-269,-235,-247,-217,-227,-228,-245,-228,-234,-151,-144,-141,-136,-137,-130,-128,-151,-129,-129,-120,-166,-169,-238,80,-170,-147,-147,-143,-223,-209,-221,-226,-232,-233,-245,-245,-271,-238,-247,-271,-262,-250,-281,-294,-316,-280,-279,-286,-291,-291]} 1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 Bb4 7. Bg5 $2 {Mistake. Nxc6 was best.} (7. Nxc6 bxc6 8. Bd3 e5 9. O-O O-O 10. Be3 Bxc3 11. bxc3 d6) 7... Qa5 (7... h6 8. Be3 Nxe4 9. Qc2 Nxc3 10. bxc3 Be7 11. Bd3 Bf6 12. O-O O-O 13. f4 b6 14. f5 Bb7 15. Qd2 Ne5 16. Bc2 Nxc4 17. Qc1 Nxe3 18. Qxe3 Qc7 19. Rf4) 8. Nxc6 Bxc3+ 9. bxc3 Qxg5 10. Nd4 (10. Nb4 Qe5 11. Qd4 Qxe4+ 12. Be2 b6 13. f3 Qxd4 14. cxd4 Bb7 15. Kf2 Rc8 16. Rac1 d6 17. Rhe1 Kd7 18. Red1 Ke7 19. Rd2 Rc7 20. Nc2 d5 21. Ne3 Rhc8 22. Rdc2 dxc4 23. Bxc4 Nd5 24. Bb3 Rxc2+ {Neves,C (1927)-Pontes,L (1878) Clube Pinto Paiva 2024 0-1}) (10. h4 Qf4 11. Nd4 Nxe4 12. Qc2 Nc5 13. Be2 Qe4 14. O-O-O Qxc2+ 15. Kxc2 a6 16. Bf3 Ke7 17. Rhe1 g6 18. Rb1 d6 19. Rb6 Rd8 20. g4 Ra7 21. Bg2 Nd7 22. Rb4 Ne5 23. Reb1 a5 24. Rb5 Nxc4) 10... O-O $146 (10... Nxe4 11. Qc2 (11. Nb5 O-O 12. Qd4 f5 13. f3 Nf6 14. Nc7 Rb8 15. Qxa7 Ne4 16. fxe4 fxe4 17. Nb5 Qf4 18. Be2 e3 19. O-O-O d5 20. Rdf1 Qe5 21. Rxf8+ Kxf8 22. Qc5+ {1-0 (22) Arias Torio,S-Vega Viejo,M (2226) Santa Olaya 1999}) 11... f5 (11... Nc5 12. h4 (12. Nf3 Qg6 (12... Qf6 13. Be2 O-O 14. O-O b6 15. Nd4 Bb7 16. Nb3 Rac8 17. f3 d5 18. cxd5 Nxb3 19. axb3 Rxc3 20. Qd1 Bxd5 21. Rxa7 Rxb3 22. Qe1 Rb2 23. Ra4 b5 24. Rg4 h5 25. Rg3 {Roothaan,E (1352)-Wedda,D (1879) Rotterdam 2016 0-1 (53)}) 13. Qxg6 hxg6 14. Be2 b6 15. O-O Ne4 16. Rac1 Ba6 17. Rfd1 d5 18. Rd4 Nd6 19. cxd5) 12... Qg6 13. Qxg6 hxg6 14. g3 b6 15. Nb5 Ke7 16. Bg2 Bb7 17. Bxb7 Nxb7 18. O-O-O a6 19. Na3 Rac8 20. Rd4 Rc6 21. Rhd1 d6 22. Kb2 Na5 23. R1d2 Rhc8 24. R4d3 Rxc4 25. Rxd6 {Kjartansson,D-Mastrovasilis,D Szeged 1994 0-1}) 12. Bd3 Qxg2 13. Bxe4 Qxe4+ 14. Qxe4 fxe4 15. Ke2 O-O 16. Ke3 b6 17. Nb5 Bb7 18. Nd6 Rf3+ 19. Ke2 Bc6 20. Rac1 Raf8 21. Rhf1 g6 22. Nb5 a5 23. Nd4 Rh3 24. Nxc6 dxc6) 11. Qf3 d5 $6 {Inaccuracy. Qa5 was best.} (11... Qa5 12. Rb1) 12. Bd3 $4 {Blunder. exd5 was best.} (12. exd5) 12... dxe4 13. Bxe4 Qe5 14. O-O Qxe4 15. Qg3 e5 16. Rae1 Qf4 17. Rxe5 Qxg3 18. hxg3 Be6 19. Nxe6 fxe6 20. Rxe6 Rfe8 21. Rd6 Rad8 22. Rd4 Rxd4 23. cxd4 Re2 24. Rd1 Ne4 25. f3 Nd2 $6 {Inaccuracy. Nf6 was best.} (25... Nf6 26. g4 Rxa2 27. g5 Nd7 28. c5 Rb2 29. f4 Kf8 30. f5 h6 31. gxh6) 26. c5 Kf7 27. d5 Ke7 28. Rc1 Kd7 29. a4 $6 {Inaccuracy. g4 was best.} (29. g4 Re5 30. c6+ bxc6 31. dxc6+ Kc7 32. Rc3 Rd5 33. Kf2 a5 34. Ke3 a4) 29... Re5 30. c6+ bxc6 31. dxc6+ Kc7 32. Rc2 Re7 $4 {Blunder. Nb3 was best.} (32... Nb3 33. g4 Nd4 34. Rc4 Nxc6 35. Kf2 Rd5 36. Ke3 Kd6 37. Rf4 Nd8 38. Rb4) 33. Rc5 $4 {Blunder. Rxd2 was best.} (33. Rxd2) 33... Re6 $6 {Inaccuracy. Nb3 was best.} (33... Nb3 34. Rh5 g6 35. Rb5 Nd4 36. Rb1 Kxc6 37. g4 Rb7 38. Rc1+ Kd5 39. Kf2) 34. Ra5 Kb6 35. c7 Rc6 36. Rd5 Nc4 37. Rb5+ Kxc7 38. a5 a6 39. Rf5 Nd6 40. Rf8 Kd7 41. Kf2 Rc2+ 42. Ke3 Rxg2 43. Ra8 Ra2 44. Rxa6 $6 {Inaccuracy. Ra7+ was best.} (44. Ra7+ Ke6 45. Kd3 Ra3+ 46. Ke2 Nf5 47. Rxa6+ Kf7 48. Kd1 Nxg3 49. Kc2 Nf5) 44... Rxa5 45. Rxa5 Nc4+ 46. Kf4 Nxa5 47. Kf5 Nc6 48. f4 Kd6 49. Ke4 Ke6 50. g4 Ne7 {0-1 Black wins. PRECISÃO: BRANCAS 83% PRETAS 87%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI - CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.09.29"]
[Round "1.6"]
[White "Bezerra, Natacio Goncalves"]
[Black "Lombardi, Alberto Horacio"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "1928"]
[Annotator "Chessbase"]
[PlyCount "79"]
[EventDate "2025.??.??"]

{[%evp 0,79,20,33,38,-5,9,-16,0,-40,-24,-11,11,-18,44,13,18,11,41,-14,-23,-11,34,36,36,36,37,23,50,41,44,40,47,39,56,21,83,13,41,20,25,3,19,-12,4,36,28,29,70,84,124,128,137,120,199,199,212,213,198,198,198,171,188,188,188,178,174,207,200,204,282,195,193,197,196,201,238,255,415,417,430,430]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Nbd2 b6 9. Rd1 Bb7 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qc2 Qc7 14. Bf4 Bd6 15. Bxd6 Qxd6 16. c5 Qe7 (16... Qc7 17. Ne5 Rfc8 18. Rac1 bxc5 19. Qxc5 Nd7 20. Qe7 Nxe5 21. Qxc7 Nf3+ 22. Bxf3 Rxc7 23. Kf1 Rd8 24. Ke2 Rd6 25. Ke3 Kf8 26. Rc5 Rcd7 27. Ra5 Ba8 28. b4 Ke7 29. Bg2 Rc7 30. f4 Rd8 31. Rc1 {Campos Gomez,M (2362)-Reshetnikov,A (2492) chess.com INT 2025 1-0 (45)}) (16... bxc5 17. dxc5 Qc7 18. Nd2 Rfd8 19. Ne4 Nxe4 20. Bxe4 h6 21. Kg2 Rxd1 22. Rxd1 Rd8 23. b4 a6 24. a4 Kf8 25. Rxd8+ Qxd8 26. b5 axb5 27. axb5 Qd7 28. Bf3 f5 29. Qc3 Qc7 30. b6 Qd7 31. Qe5 {Bahamondes Ortiz,B (2248)-Coronado Mustafa,P Temuco CHI 2025 1-0 (35)}) 17. Ne5 Rac8 18. b4 Nd5 19. Bxd5 $6 $146 {Inaccuracy. Rab1 was best.} (19. a3 Rfd8 20. Nc4 bxc5 21. bxc5 Ba6 22. Nd6 Rb8 23. Rab1 Qc7 24. Be4 Nf6 25. Bf3 Nd5 26. h4 g6 27. Kg2 Rxb1 28. Rxb1 Rb8 29. Rh1 h5 30. Bxd5 exd5 31. g4 hxg4 32. h5 g5 33. Qf5 Qe7 {Mayaud,R (2201)-Zallio,L (2079) chess.com INT 2023 ½-½ (88)}) (19. Rab1 Ba6 (19... b5 20. Re1 Qc7 21. a4 a6 22. Qb2 Rcd8 23. Ra1 Bc8 24. Nf3 Qd7) 20. Rb3 f6 21. Nf3 Rfd8 22. a3 Kh8 23. Rbb1 Rc7 24. Re1 Bc8 25. Rbd1 Bd7 26. h4 Be8 27. Nd2 Bg6 28. Qb2 bxc5 29. bxc5 Rb7 30. Qc1 Qd7 31. Nc4 Rb1 32. Qd2 Rxd1 33. Rxd1 Ne7 {Loehr,M (1985)-Haack,K (1651) Playchess.com INT 2020 1-0 (42)}) 19... exd5 20. a3 $6 {Inaccuracy. Re1 was best.} (20. Re1 Qc7 21. a4 f6 22. cxb6 axb6 23. Nd3 Ba6 24. Nf4 Qd6 25. a5 Qxb4) 20... f6 21. Ng4 Qe4 22. Qxe4 dxe4 23. Ne3 Rfd8 $6 {Inaccuracy. f5 was best.} (23... f5 24. cxb6) 24. Nc4 bxc5 $6 {Inaccuracy. Rb8 was best.} (24... Rb8 25. Nd6 Bc8 26. Re1 f5 27. f3 a5 28. fxe4 fxe4 29. Rxe4 axb4 30. axb4) 25. dxc5 Rd3 26. Re1 f5 $6 {Inaccuracy. Rc7 was best.} (26... Rc7 27. Rxe4 Ba6 28. Nd6 h5 29. h3 Kh7 30. Re3 Rd4 31. Nf5 Rd2 32. Re7) 27. Nd6 Rc7 28. Nxf5 g6 29. Nd6 Re7 30. Nxb7 Rxb7 31. Rxe4 Kf7 32. Kf1 g5 $6 {Inaccuracy. Rc3 was best.} (32... Rc3 33. Kg2 a5 34. bxa5 Ra7 35. Rb1 Rxa3 36. Rb6 R3xa5 37. Rxc6 Ra2 38. h4) 33. h4 h6 34. Kg2 Rbd7 35. Ra2 a6 36. hxg5 hxg5 37. Re5 Kf6 38. Rae2 R3d5 39. Re6+ Kf5 40. Rxc6 {1-0 White wins. PRECISÃO: BRANCAS 97% PRETAS 92%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI - CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.09.29"]
[Round "1.7"]
[White "Pedro Vito, Moreira Parrini"]
[Black "Lopes, Eduardo Moraes"]
[Result "0-1"]
[ECO "E92"]
[BlackElo "1922"]
[Annotator "Chessbase"]
[PlyCount "84"]
[EventDate "2025.??.??"]

{[%evp 0,84,38,0,-1,-35,55,31,37,37,39,30,44,36,44,27,63,58,56,31,95,56,60,43,45,1,22,7,41,-11,-1,-20,-26,-26,-24,-20,1,-20,-3,-5,13,27,13,15,30,13,36,36,67,-19,-19,-188,-194,-187,-194,-187,-199,-210,-189,-202,-170,-174,-108,-108,-109,-108,-115,-141,-152,-197,-157,-165,-172,-172,-155,-165,-127,-129,-128,-181,-220,-275,-321,-343,-414,-539,-632]} 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. Nd5 Nxd5 11. cxd5 c6 12. Bc4 cxd5 13. Bxd5 Nd7 14. Nd2 Nc5 15. Be3 Nd3+ 16. Ke2 Nf4+ 17. Bxf4 exf4 18. Rac1 (18. Nc4 Bd7 19. a4 Rab8 20. Nd6 Re7 21. Nc4 b5 22. axb5 Bxb5 23. Kf3 Bxc4 24. Bxc4 Rxb2 25. Rab1 Rc7 26. Rxb2 Bxb2 27. Bd5 Rc2 28. Rd1 Kf8 29. Rd3 g5 30. Bb3 Rc3 31. Rxc3 Bxc3 32. Kg4 Bd2 {Orlov,G (2438)-Damaraju,A (2084) chess.com INT 2025 ½-½ (81)}) 18... Be6 (18... Bxb2 19. Rc7 Be6 20. Bxe6 Rxe6 21. Rxb7 Bc3 22. Rc1 Bxd2 23. Kxd2 Rxe4 24. Rcc7 Rd8+ 25. Kc3 Rf8 26. Rb4 Rxb4 27. Kxb4 Re8 28. Rc2 Re5 29. f3 Kg7 30. Kc4 g5 31. Kd3 Ra5 32. Ke2 Kg6 33. Kf2 {Nihal,S (2576)-Sasikiran,K (2673) Sitges 2018 0-1 (47)}) 19. Bxb7 $146 (19. Bxe6 Rxe6 20. Rc4 (20. b3 f5 21. f3 Bd4 22. Rc4 Be3 23. Rhc1 fxe4 24. Rc8+ Re8 25. Rxa8 exf3+ 26. Nxf3 Rxa8 27. Rc7 b6 28. Ng5 h6 29. Nh7 Bd4 30. Kf3 Bg7 31. Kxf4 Kxh7 32. Kg4 Kg8 33. Rc6 g5 {Jurky,M (1502)-Ciocani,I (1981) Kouty nad Desnou 2021 0-1 (57)}) 20... Rd8 21. b3 b5 22. Rc7 Ra6 23. Rc2 Re6 24. Rhc1 Red6 25. Nf3 Ra6 26. Rd1 Re8 27. Kf1 h6 28. e5 g5 29. h3 Bxe5 30. Rd5 Bf6 31. Rxb5 Re7 32. Rd5 Kg7 33. Nd4 Kg6 {Nikolaidis,I (2540)-Grivas,E (2495) Corfu 1995 1-0 (75)}) 19... Rab8 20. Bc6 Red8 21. b3 Rd6 22. Rc2 Rc8 23. Rhc1 f3+ 24. Nxf3 $6 {Inaccuracy. gxf3 was best.} (24. gxf3) 24... Bh6 25. e5 $4 {Blunder. Bb7 was best.} (25. Bb7) 25... Rdxc6 26. Rxc6 Bxc1 27. Rxc8+ Bxc8 28. Nd4 Bb7 29. g3 Bb2 30. Kd3 Bxd4 31. Kxd4 Kf8 32. b4 Ke7 33. Kc5 $2 {Mistake. f4 was best.} (33. f4 Bc6) 33... g5 34. f4 gxf4 35. gxf4 Ke6 36. a4 h5 37. b5 h4 38. a5 h3 39. b6 axb6+ 40. axb6 Ba8 41. Kd4 Kf5 42. Ke3 $6 {Inaccuracy. Kc5 was best.} (42. Kc5 Kxf4 43. Kd6 Kf5 44. Ke7 Kxe5 45. Kxf7 Kf4 46. Kg6 Kf3 47. Kf7 Kg2) 42... Bb7 {0-1 Black wins. PRECISÃO: BRANCAS 89% PRETAS 97%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.02"]
[Round "2.1"]
[White "Lopes, Eduardo Moraes"]
[Black "Santos Filho, Tadeu Sousa"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1922"]
[BlackElo "2034"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "62"]
[EventDate "2025.??.??"]

{[%evp 0,62,30,9,62,31,45,11,63,4,6,4,7,7,8,6,-28,-8,-18,-22,-11,-9,-9,-8,-6,-35,19,-38,151,66,66,82,82,128,108,20,48,32,32,-61,-42,-39,-1,-98,-33,-65,11,-5,11,33,40,-3,4,-90,-85,-354,-390,-390,-430,-430,-315,-578,-504,-1403,-1526]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 Nf5 9. Nc2 Be7 10. O-O O-O 11. Bd3 Qb6 $2 {Mistake. f6 was best.} (11... f6 12. Re1 (12. Bxf5 exf5 13. Re1 Be8 14. Qd3 Bh5 15. Bf4 g5 16. exf6 Bxf6 17. Be5 Be7 18. b4 Rc8 19. Ne3 Qd7 20. Qb3 Rcd8 21. b5 Na5 22. Qa4 b6 23. Nd2 f4 24. Nef1 Rc8 25. Rac1 Rxc1 26. Rxc1 {Corrales Jimenez,F (2543)-Lin,D (2307) Chicago USA 2025 ½-½ (60)}) (12. Bf4) 12... fxe5 13. Nxe5 Nxe5 14. Rxe5 Bd6 15. Re2 Qf6 16. b3 Rac8 17. Bxf5 exf5 18. Ba3 Rxc2 19. Bxd6 Rxe2 20. Bxf8 Bb5 21. Bb4 Qh4 22. Be1 Qe4 23. a4 Bd3 24. Qc1 h6 25. Bc3 f4 26. Bb4 {Jumabayev,R (2556)-Carlsen,M (2839) chess.com INT 2025 0-1 (33)}) 12. Kh1 $2 $146 {Mistake. g4 was best.} (12. g4 Nh6 13. Bxh6 gxh6 14. Qd2 Kg7 15. b3 f6 16. Rfe1 fxe5 17. Nxe5 Nxe5 18. Rxe5 Bd6 19. Rh5 Bf4 20. Qb4 Qxb4 21. Nxb4 Rac8 22. Rd1 Bd6 23. Nc2 Rf4 24. Ne3 Be8 25. Rh3 Rxd4 26. Be2 Rxd1+ {Kuttnig,R (1908)-Schein,K (2227) St Veit 2009 0-1}) 12... f6 13. g4 Nh6 $2 {Mistake. fxe5 was best.} (13... fxe5 14. dxe5) 14. exf6 Rxf6 15. g5 Rxf3 16. Qxf3 Rf8 17. Qh3 Nf5 18. Bxf5 $6 {Inaccuracy. f4 was best.} (18. f4 Nb4 19. Nxb4 Qxb4 20. Be3 Bd6 21. Bg1 a6 22. Rac1 Qxb2 23. Rb1 Qxa2) 18... Rxf5 19. g6 $2 {Mistake. f4 was best.} (19. f4) 19... hxg6 20. Qg4 Be8 21. Re1 $2 {Mistake. Be3 was best.} (21. Be3 Qxb2 22. Rfc1 Qb5 23. Rab1 Qa6 24. a3 e5 25. Nb4 Qxa3 26. Nxc6 Bxc6) 21... Bf7 $6 {Inaccuracy. Rxf2 was best.} (21... Rxf2 22. Re2 Rf1+ 23. Kg2 Rf5 24. Kh1 Bf7 25. b3 g5 26. Bd2 Qa6 27. Rg2) 22. Re2 Qc7 $6 {Inaccuracy. e5 was best.} (22... e5 23. Be3 Qxb2 24. Rae1 e4 25. Rg1 Bd6 26. Rd2 a6 27. Ne1 Qb6 28. Ng2) 23. Be3 e5 24. dxe5 Nxe5 25. Qg3 $6 {Inaccuracy. Qg2 was best.} (25. Qg2) 25... Bd6 26. Bf4 $2 {Mistake. f4 was best.} (26. f4) 26... Qc4 27. Ne3 $4 {Blunder. Rxe5 was best.} (27. Rxe5 Rxf4 28. Ne3 Qd4 29. Rg5 Qxb2 30. Re1 Qxa2 31. Ng4 Qc2 32. Kg2 a5) 27... Qxe2 28. Nxf5 gxf5 29. Rc1 Be6 30. f3 Nd3 31. Rg1 $4 {Checkmate is now unavoidable. Bxd6 was best.} (31. Bxd6 Nxc1 32. h3 f4 33. Qg2 Qxg2+ 34. Kxg2 Nxa2 35. Kf2 Bxh3 36. Ke1 d4) 31... Nf2+ {0-1 Black wins. PRECISÃO: BRANCAS 82% PRETAS 91%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.02"]
[Round "2.2"]
[White "De Moura Silva, Guilherme"]
[Black "Laba, Otavio De Souza"]
[Result "1/2-1/2"]
[ECO "C48"]
[WhiteElo "1968"]
[BlackElo "1902"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "35"]
[EventDate "2025.??.??"]

{[%evp 0,35,30,18,18,18,39,18,39,7,15,10,5,5,73,19,16,-7,26,20,33,15,20,10,16,15,12,8,5,-13,3,-32,-10,-10,-9,-9,30,26]} 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bc5 5. O-O O-O 6. d3 h6 $6 {Inaccuracy. Nd4 was best.} (6... Nd4 7. Bc4 d6 8. Nxd4 Bxd4 9. a4 a5 10. Qe1 c6 11. Kh1) 7. h3 $6 {Inaccuracy. Bxc6 was best.} (7. Bxc6 bxc6 8. Nxe5 Re8 9. Nf3 a5 10. h3 a4 11. Be3 Bf8) 7... d6 8. Be3 Bxe3 (8... Bb6 9. Bxc6 bxc6 10. d4 Qe7 11. Re1 Rb8 12. dxe5 dxe5 13. Bxb6 cxb6 14. Qd3 Rd8 15. Qe3 Bb7 16. Nh4 Qe6 17. Nf5 Kh7 18. Rad1 c5 19. f3 Bc6 20. a4 Ng8 21. Qe2 g6 22. Ne3 Nf6 23. Nb5 {Polgar,J (2687)-Topalov,V (2813) Zuerich 2009 ½-½ (43)}) 9. fxe3 a6 (9... Bd7 10. a3 a6 11. Bc4 Ne7 12. Qd2 b5 13. Ba2 Ng6 14. Nd5 Nxd5 15. exd5 c6 16. dxc6 Bxc6 17. Rae1 Nh4 18. e4 Qf6 19. Qf2 Bd7 20. Nxh4 Qg5 21. Nf5 Bxf5 22. Qxf5 Qe3+ 23. Rxe3 {1-0 (23) vicente_reboucas (2067)-Miozinho (1543) lichess.org 2024}) 10. Ba4 $146 (10. Bc4 Be6 11. Bd5 Bxd5 12. exd5 Ne7 13. e4 c6 14. dxc6 Nxc6 15. Qe1 Qb6+ 16. Qf2 Qxb2 17. Nd5 Nxd5 18. exd5 Nd4 19. Nh4 Qxc2 20. Qe3 Qe2 21. Qg3 Qh5 22. Qf2 Rac8 23. Rac1 Rxc1 24. Rxc1 Ne2+ {Eshkol,I (1171)-Torres,L (1395) Batumi 2022 0-1}) 10... Be6 11. Bb3 Bxb3 12. axb3 d5 13. exd5 Nxd5 14. Nxd5 Qxd5 15. d4 exd4 16. exd4 Rad8 17. c4 Qh5 18. d5 {1/2-1/2 wins. PRECISÃO: BRANCAS 92% PRETAS 92%} 1/2-1/2

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.02"]
[Round "2.3"]
[White "Silva, Herivaldo Souza e"]
[Black "Bezerra, Natacio Goncalves"]
[Result "0-1"]
[ECO "A22"]
[BlackElo "1928"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "70"]
[EventDate "2025.??.??"]

{[%evp 0,70,30,-24,-22,-22,-24,-29,18,18,81,75,103,48,59,40,40,27,108,61,42,47,70,14,66,23,23,30,35,44,36,43,32,-20,45,26,48,-12,-8,-8,26,-58,-23,-69,-81,-64,-31,-234,-103,-119,-90,-137,-105,-105,-85,-72,-186,-189,-177,-190,-190,-190,-189,-456,-464,-732,-386,-426,-479,-583,-623,-674,-602]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 d5 $6 {Inaccuracy. c6 was best.} (4... c6 5. Qa4 Qe7 6. Qc2 b5 7. cxb5 d5 8. e3 h6 9. Nh3) 5. cxd5 Nxd5 6. Ngxe4 Be7 (6... Nxc3 7. Nxc3 Bc5 8. e3 O-O 9. d4 Bb4 10. Bd3 c5 11. a3 cxd4 12. axb4 dxc3 13. bxc3 Qc7 14. Qc2 Nc6 15. Bxh7+ Kh8 16. Be4 Nxb4 17. cxb4 Qe7 18. O-O Be6 19. Bf3 Rac8 20. Qe4 Qf6 21. Rxa7 {Bambino Filho,A (2160)-Vyom Malhotra (1901) chess.com INT 2025 1-0 (39)}) 7. e3 O-O 8. Be2 c5 $146 (8... f5 9. Ng3 f4 10. Nge4 fxe3 11. dxe3 Nxc3 12. Nxc3 Nd7 13. O-O Bd6 14. Ne4 Bxh2+ 15. Kxh2 Qh4+ 16. Kg1 Qxe4 17. Bf3 Qg6 18. Qd5+ Kh8 19. Be4 Nf6 20. Bxg6 Nxd5 21. Rd1 Be6 22. Be4 c6 23. Bd2 {Melcon Diez,E (1660)-Palacios Sanchez,V (1449) Collado Villalba 2018 1-0 (33)}) 9. O-O Nc6 10. d3 b6 11. Bf3 Ndb4 $6 {Inaccuracy. Be6 was best.} (11... Be6 12. d4) 12. Be2 $2 {Mistake. Ng3 was best.} (12. Ng3 Be6 13. d4 cxd4 14. exd4 Nd5 15. Bxd5 Bxd5 16. Qh5 Bc4 17. Rd1 Re8) 12... Ba6 13. d4 cxd4 14. exd4 Qxd4 15. Bxa6 Nxa6 16. Be3 Qe5 $6 {Inaccuracy. Qxd1 was best.} (16... Qxd1) 17. a3 Rad8 18. Qf3 Nd4 19. Qg3 Qe6 20. Bg5 Bxg5 21. Qxg5 $6 {Inaccuracy. Nxg5 was best.} (21. Nxg5) 21... f5 22. Ng3 f4 $6 {Inaccuracy. h6 was best.} (22... h6 23. Qh5) 23. Nh5 $4 {Blunder. Rae1 was best.} (23. Rae1) 23... Qf7 $6 {Inaccuracy. Qg6 was best.} (23... Qg6 24. Qxg6 hxg6 25. Nxf4 Rxf4 26. g3 Rf7 27. Kg2 Nc5 28. Rad1 Rfd7 29. b4) 24. Ne4 $6 {Inaccuracy. Rae1 was best.} (24. Rae1 Qg6 25. h4 Nc5 26. Re7 Nce6 27. Qxg6 hxg6 28. Nxg7 Nxg7 29. Rxa7 Ngf5) 24... Kh8 25. Rad1 Rd5 $4 {Blunder. Nc5 was best.} (25... Nc5 26. Nxc5 bxc5 27. Rfe1 Rd5 28. Qxg7+ Qxg7 29. Nxg7 Kxg7 30. Kf1 Rf7 31. f3) 26. Qg4 Nc5 27. Ng5 $2 {Mistake. Nc3 was best.} (27. Nc3 Rd7 28. b4 Nce6 29. g3 Rdd8 30. Kh1 fxg3 31. hxg3 Qb7+ 32. f3 Qc6) 27... Qf5 28. Qxf5 Ne2+ 29. Kh1 Rdxf5 30. h4 h6 31. g4 $6 {Inaccuracy. Nxg7 was best.} (31. Nxg7 Kxg7 32. Nf3 Ne4 33. Kh2 Rb5 34. b4 N2c3 35. Rd4 Rd5 36. Rc1 b5) 31... fxg3 32. Rd2 $6 {Inaccuracy. Nh3 was best.} (32. Nh3 Rxh5 33. Kg2 Rhf5 34. fxg3 Rxf1 35. Rxf1 Rxf1 36. Kxf1 Nxg3+ 37. Kf2 Nf5) 32... hxg5 33. Rxe2 gxh4 34. Nxg7 Kxg7 35. Re7+ Kg6 {0-1 Black wins. PRECISÃO: BRANCAS 82% PRETAS 89%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.02"]
[Round "2.4"]
[White "Leus, Lucas Resende"]
[Black "Franca, Joao Vitor Da Silva"]
[Result "0-1"]
[ECO "E02"]
[WhiteElo "1865"]
[BlackElo "1845"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "88"]
[EventDate "2025.??.??"]

{[%evp 0,88,30,-24,4,-11,2,-25,-17,-23,-21,-24,-19,-9,-4,-2,-1,-4,14,21,21,-29,-55,-44,-40,-96,-106,-89,-91,-81,-79,-90,-88,-78,-83,-72,-74,-83,-86,-91,-93,-106,-109,-111,-105,-109,-111,-104,-110,-94,-98,-86,-86,-86,-92,-94,-104,-106,-106,-109,-18,-65,468,503,528,-66,-25,-136,-47,-152,-28,-149,-80,-149,-149,-140,-150,-144,-120,-174,-172,-165,-169,-193,-193,-181,-188,-424,-433,-487,-550]} 1. c4 e6 2. d4 d5 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. O-O Be7 9. Nc3 O-O 10. b4 (10. Bg5 Nd5 11. Bxe7 Qxe7 {½-½ (11) Gareyev,T (2658)-Shabalov,A (2553) Los Angeles 2012}) 10... Nb6 (10... a6 11. Bg5 Nd5 12. Bxe7 Qxe7 13. Nxd5 Bxd5 14. Qc3 Nf6 15. Rfc1 c6 16. Qc5 Rfe8 17. Ne5 Bxg2 18. Kxg2 Rad8 19. e3 Nd7 20. Qxe7 Rxe7 21. Nc4 e5 22. Nd6 exd4 23. Nxb7 Rb8 24. Nd6 dxe3 25. Nf5 {Mena,M (1979)-Achuthan,A (2038) chess.com INT 2024 0-1 (75)}) 11. Qb3 Nbd5 12. b5 $6 $146 {Inaccuracy. Bd2 was best.} (12. a3 a5 13. b5 Nxc3 14. bxc6 Nxe2+ 15. Kh1 Nxc1 16. Raxc1 b6 17. Rfd1 Qd6 18. Rd3 Ng4 19. Kg1 Rab8 20. d5 exd5 21. Nd4 Qh6 22. Re1 Qxh2+ 23. Kf1 Bc5 24. Qxd5 Rbd8 25. Qg5 Rxd4 26. Rxd4 Bxd4 {Tran,P (1822)-Ngo,T (1995) Ho Chi Minh City 2019 ½-½ (33)}) (12. Bd2 Nxc3 13. Bxc3 Ne4 14. Be1 Bd5 15. Qc2 Nf6 16. Qb2 Qd6 17. a4 a6) 12... Nxc3 13. bxc6 Nxe2+ 14. Kh1 Nxc1 15. Raxc1 b6 16. Rfd1 Qd6 17. Ne5 Rad8 18. Rc3 $6 {Inaccuracy. Rc4 was best.} (18. Rc4) 18... Qb4 19. Rcd3 Qxb3 20. axb3 a5 21. f4 Nd5 22. Nd7 Rfe8 23. Re1 Nf6 24. Rde3 Bb4 25. R1e2 Ng4 26. Re4 Nf6 27. R4e3 Re7 28. Nxf6+ gxf6 29. d5 Rf8 $4 {Blunder. Kf8 was best.} (29... Kf8 30. Rd3 b5 31. Kg1 Rd6 32. Kf1 Re8 33. Rde3 Bc5 34. Rc3 Bb6 35. Rc1) 30. Bf3 $2 {Mistake. dxe6 was best.} (30. dxe6 Rxe6 31. Rxe6 fxe6 32. Rxe6 Rd8 33. Bf1 Rd6 34. Rxd6 Bxd6 35. Kg2 Kf7) 30... exd5 $4 {Blunder. Bc5 was best.} (30... Bc5 31. Rd3 Rd8 32. Rd1 Kf8 33. Kg2 Rd6 34. Re4 Re8 35. dxe6 Rxd1 36. Bxd1) 31. Rxe7 Bxe7 32. Rd2 $4 {Blunder. Rxe7 was best.} (32. Rxe7 d4 33. Rxc7 Re8 34. Rd7 Kg7 35. c7 Re1+ 36. Kg2 Rc1 37. Bh5 a4) 32... d4 $6 {Inaccuracy. Bd6 was best.} (32... Bd6 33. Rxd5) 33. Be4 $4 {Blunder. Rxd4 was best.} (33. Rxd4) 33... Bb4 $4 {Blunder. Rd8 was best.} (33... Rd8 34. Bd3 Bb4 35. Rc2 Rd6 36. Kg2 Kf8 37. Kh3 Re6 38. Rc1 h6 39. Kg4) 34. Rd1 $4 {Blunder. Rxd4 was best.} (34. Rxd4) 34... h6 $4 {Blunder. Bc3 was best.} (34... Bc3 35. Kg2 Rd8 36. Kf3 b5 37. Bc2 Re8 38. h4 Re3+ 39. Kf2 Kg7 40. h5) 35. Kg2 $4 {Blunder. Rxd4 was best.} (35. Rxd4) 35... Re8 $4 {Blunder. Rd8 was best.} (35... Rd8 36. Kf3 Bc3 37. Bd3 Rd6 38. Be4 Kg7 39. Rc1 b5 40. Rc2 a4 41. bxa4) 36. Kf3 $4 {Blunder. Rxd4 was best.} (36. Rxd4 Bc5) 36... Bc3 37. Bd3 Re3+ 38. Kg4 Kg7 39. Kh3 Re6 40. Bb5 Rd6 41. Kg4 Rd5 42. Bd3 Rc5 43. Be4 $6 {Inaccuracy. Rc1 was best.} (43. Rc1 Rxc6 44. Rc2 Rc5 45. Re2 Kf8 46. Kf3 b5 47. Ra2 f5 48. h3 h5) 43... f5+ 44. Bxf5 h5+ {0-1 Black wins. PRECISÃO: BRANCAS 70% PRETAS 72%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.02"]
[Round "2.5"]
[White "Bastos Pinto, Selmo"]
[Black "Manzi, Luiz Antonio Bardar"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2066"]
[BlackElo "2058"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "23"]
[EventDate "2025.??.??"]

{[%evp 0,23,30,30,30,30,34,46,46,36,89,49,46,33,52,26,89,-36,-39,-18,-2,-16,-4,4,299,392]} 1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 O-O 6. O-O-O Nbd7 7. Bh6 e5 (7... Re8 8. Bxg7 Kxg7 9. e5 Ng8 10. h4 b6 11. h5 Bb7 12. e6 fxe6 13. hxg6 h6 14. Nh3 e5 15. dxe5 Nxe5 16. Nf4 Qc8 17. Nh5+ Kh8 18. g7+ Kh7 19. Bd3+ Ng6 20. Nf4 Kxg7 21. Bxg6 Rf8 22. Bd3 {Cuenca Jimenez,J (2477)-Gulamirian,K (1890) chess.com INT 2025 1-0}) 8. d5 (8. Bxg7 Kxg7 9. dxe5 dxe5 10. h4 h6 11. h5 Nxh5 12. Nf3 Qe7 13. Nd5 Qd6 14. g4 Nf4 15. Nxe5 Nxe5 16. Qxf4 Nxg4 17. Qd2 c6 18. f3 cxd5 19. fxg4 g5 20. Qd4+ f6 21. exd5 Bd7 22. Bd3 Rae8 {Efroimski,M (2386)-Rechlis,G (2484) Israel 2021 1-0 (65)}) 8... Nc5 9. f3 a5 $146 (9... Ne8 10. h4 f5 11. h5 Bxh6 12. Qxh6 Qf6 13. hxg6 Qxg6 14. Qh2 fxe4 15. fxe4 Nxe4 16. Nxe4 Qxe4 17. Kb1 Bf5 18. Bd3 Qg4 19. Nf3 e4 20. Bb5 exf3 21. gxf3 Qg7 22. Rdg1 Bg6 23. f4 Qf6 24. Qxh7# {Chan Yi Ren,D (2324)-Ghoreishi Amiri,S (2020) chess.com INT 2024 1-0}) 10. h4 Nh5 11. Nge2 Qf6 $4 {Blunder. f5 was best.} (11... f5) 12. Bg5 {1-0 White wins. PRECISÃO: BRANCAS 95% PRETAS 67%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.02"]
[Round "2.7"]
[White "Nogueira, Adnilton Correia De"]
[Black "Lombardi, Alberto Horacio"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "1638"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "98"]
[EventDate "2025.??.??"]

{[%evp 0,98,30,30,19,-7,4,0,4,-4,26,-11,54,20,63,-15,-2,-14,-7,-3,-8,-3,6,11,22,22,57,1,46,39,77,21,71,-13,99,-3,19,16,104,-7,-17,-4,-5,-29,-8,-2,17,4,19,9,36,-9,41,0,4,-8,4,20,67,13,15,-19,-8,-36,-27,-49,-59,-57,-38,-79,-79,-79,-76,-68,-90,-74,-61,-141,-143,-143,-148,-148,-145,-144,-90,-134,-78,-66,-22,-591,-615,-29991,-29992,-29993,-791,-791,-896,-945,-583,-663,-700]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 (4... Be7 5. Bf4 {½-½ (5) Demidov,M (2551)-Vastrukhin,O (2382) Sochi 2021}) 5. Bf4 Be7 $6 {Inaccuracy. dxc4 was best.} (5... dxc4 6. a4 Bb4 7. g3 a5 8. Bg2 O-O 9. O-O Nbd7 10. Qc2) 6. c5 O-O (6... a5 7. a3 b6 8. b4 Ba6 9. Ne5 Nfd7 10. e4 Bxf1 11. Kxf1 Nxe5 12. Bxe5 O-O 13. Qg4 Bf6 14. Bxf6 Qxf6 15. e5 Qg6 16. Qxg6 fxg6 17. Ke2 b5 {1-0 (17) Piedra Salabarria,E (2272)-Fondrat,J (2057) Lorca ESP 2024}) 7. Ne5 $6 $146 {Inaccuracy. e3 was best.} (7. h3 Na6 8. a3 b6 9. b4 bxc5 10. bxc5 Qa5 11. Qd2 Nd7 12. e3 Bf6 13. Bxa6 Bxa6 14. Bd6 Rfe8 15. Ne4 Qb5 16. Nc3 Qb3 17. g4 g6 18. g5 Bg7 19. Ne2 e5 20. O-O Bxe2 21. Qxe2 exd4 {Hartmann,V (1842)-Hokamp,S (2118) Germany 2006 0-1}) (7. g3 Nbd7 8. Bg2 b6 9. Ne5 Nxe5 10. dxe5 Nd7 {0-1 (10) Podolski,A-Becker,M (2315) Biedenkopf 1997}) (7. Qc2 Nh5 8. Bg3 f5 9. Be5 Bf6 10. e3 Nd7 11. Be2 g6 12. O-O Bxe5 13. Nxe5 Ng7 14. f4 Nxe5 15. fxe5 Kf7 16. Rad1 h5 17. e4 Rh8 18. exd5 cxd5 19. Nb5 Ne8 20. Rc1 Qh4 21. Qc3 Qd8 {Jahan,D (1762)-Kiswara,S (1688) Dhaka 2017 1-0 (31)}) (7. e3 b6 8. b4 a5 9. a3 Nbd7 10. Be2 Ba6 11. O-O Qc8) 7... Nbd7 8. e3 Nxe5 9. Bxe5 b6 10. b4 $6 {Inaccuracy. cxb6 was best.} (10. cxb6) 10... Bb7 $6 {Inaccuracy. a5 was best.} (10... a5) 11. Bd3 Nd7 12. Bg3 Re8 13. Qc2 $6 {Inaccuracy. O-O was best.} (13. O-O) 13... h6 $6 {Inaccuracy. a5 was best.} (13... a5) 14. O-O b5 $4 {Blunder. Qc8 was best.} (14... Qc8 15. Rfb1) 15. f4 $2 {Mistake. a4 was best.} (15. a4 a6 16. axb5 cxb5 17. Nxb5 axb5 18. Bxb5 Qc8 19. Rxa8 Bxa8 20. Qa4 Rd8) 15... Bh4 $6 {Inaccuracy. a5 was best.} (15... a5 16. a3) 16. Rf3 $2 {Mistake. Bxh4 was best.} (16. Bxh4 Qxh4) 16... f5 $2 {Mistake. Bxg3 was best.} (16... Bxg3) 17. a3 $2 {Mistake. Bxh4 was best.} (17. Bxh4) 17... Be7 $6 {Inaccuracy. Bxg3 was best.} (17... Bxg3 18. Rxg3 a5 19. Na2 Nf6 20. Rf3 Bc8 21. Rff1 Bd7 22. h3 Rf8 23. a4) 18. Be1 a5 19. Ne2 axb4 20. Bxb4 Nf6 21. Ng3 Ne4 22. Rff1 Qd7 23. Nxe4 fxe4 24. Be2 g6 25. Bg4 Bd8 26. Qf2 Qe7 27. Ra2 Ba5 $6 {Inaccuracy. Rf8 was best.} (27... Rf8 28. g3 Bc8 29. Kh1 Bd7 30. Qg2 Qh7 31. h4 h5 32. Bd1 e5 33. dxe5) 28. Rfa1 Ra7 29. Bh3 $6 {Inaccuracy. Bxa5 was best.} (29. Bxa5) 29... Rea8 30. Kf1 $6 {Inaccuracy. Bxa5 was best.} (30. Bxa5 Rxa5) 30... Bc8 31. g4 $2 {Mistake. Bxa5 was best.} (31. Bxa5 Rxa5) 31... Qf7 32. Ke1 $6 {Inaccuracy. Bxa5 was best.} (32. Bxa5 Rxa5) 32... Kg7 $6 {Inaccuracy. g5 was best.} (32... g5 33. Bxa5 Rxa5 34. f5 Ra4 35. Qg3 b4 36. Kd2 Rxa3 37. Rxa3 bxa3 38. Qd6) 33. Kd1 $6 {Inaccuracy. Bxa5 was best.} (33. Bxa5 Rxa5) 33... Bxb4 $6 {Inaccuracy. g5 was best.} (33... g5 34. Bxa5 Rxa5 35. Qg3 gxf4 36. exf4 Qf6 37. g5 Qxd4+ 38. Ke1 b4 39. Qh4) 34. axb4 Ra4 35. Qc2 $2 {Mistake. Rxa4 was best.} (35. Rxa4 bxa4 36. Qg3 Qb7 37. f5 Qxb4 38. f6+ Kxf6 39. g5+ Kg7 40. gxh6+ Kh7) 35... Qa7 36. Rxa4 bxa4 37. Bf1 Ba6 38. Kd2 $2 {Mistake. Ke1 was best.} (38. Ke1 Bxf1 39. Kxf1 a3 40. h4 Qb7 41. Qc3 Qa6+ 42. Kf2 g5 43. hxg5 hxg5) 38... Bxf1 39. Rxf1 a3 40. Ra1 Qa6 41. Ke1 Kf6 $2 {Mistake. g5 was best.} (41... g5) 42. h4 Qb5 43. Qb3 $4 {Blunder. g5+ was best.} (43. g5+) 43... Ra4 44. Rxa3 $2 {Mistake. g5+ was best.} (44. g5+ hxg5 45. fxg5+ Kf5 46. Qa2 Rxb4 47. Qf2+ Kg4 48. Qg1+ Kh5 49. Kf2 Rb2+) 44... Rxb4 45. Qc3 $4 {Checkmate is now unavoidable. Qd1 was best.} (45. Qd1 Rb1 46. Ra8 Rxd1+ 47. Kxd1 Qd3+ 48. Kc1 Qxe3+ 49. Kb1 Qd3+ 50. Ka2 Qxd4) 45... Rb1+ 46. Kd2 Rb2+ $2 {Lost forced checkmate sequence. Qf1 was best.} (46... Qf1 47. g5+ Kf5 48. Qb3 Qe1+ 49. Kc2 Qc1#) 47. Kc1 Rh2 48. g5+ hxg5 49. hxg5+ Kf5 {0-1 Black wins. PRECISÃO: BRANCAS 82% PRETAS 87%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.06"]
[Round "3.1"]
[White "Santos Filho, Tadeu Sousa"]
[Black "Franca, Joao Vitor Da Silva"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "2034"]
[BlackElo "1845"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "59"]
[EventDate "2025.??.??"]

{[%evp 0,59,38,28,49,51,86,53,55,38,37,14,37,22,36,30,48,43,46,60,60,47,47,41,46,27,20,20,18,0,5,45,244,252,246,118,147,88,154,158,172,194,180,165,165,179,230,273,283,136,170,155,221,215,219,196,277,288,288,312,930,934]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 e6 6. c4 Be7 7. Nc3 a6 8. Be3 Nbd7 9. O-O O-O 10. Rc1 (10. f3 Qc7 11. Rc1 b6 12. b4 Bb7 13. Nb3 Rac8 14. a4 Qb8 15. Kh1 Rfd8 16. Qe2 d5 17. exd5 exd5 18. Bg1 Bxb4 19. Nxd5 Nxd5 20. cxd5 Rxc1 21. Nxc1 Re8 22. Qa2 Nc5 23. Bxh7+ Kh8 24. Bb1 a5 {Vingris,M (2147)-Hernandez,A (2043) chess.com INT 2025 1-0 (51)}) 10... Qc7 $6 {Inaccuracy. Ne5 was best.} (10... Re8 11. a3 Bf8 12. Bb1 b6 13. Qe2 Bb7 14. Rfd1 Rc8 15. Bg5 Qc7 16. Ba2 Qb8 17. f3 d5 18. Bxf6 Nxf6 19. e5 Nh5 20. g4 Nf4 21. Qe3 f6 22. cxd5 fxe5 23. Nxe6 Rxe6 24. d6 Bxd6 25. b4 {Ljubojevic,L (2590)-Gheorghiu,F (2605) London 1980 EXT 1999 [ChessBase] ½-½ (42)}) (10... Ne5 11. Be2) 11. b3 b6 12. Qe2 $146 (12. Bb1 Bb7 13. f3 Rac8 14. Qd2 Qb8 15. Rfd1 Rfe8 16. Bf2 Nc5 17. Bc2 Bf8 18. Bh4 Ncd7 19. Nde2 Bc6 20. Nd4 Ba8 21. Kh1 Ne5 22. Rf1 Ng6 23. Bg5 h6 24. Be3 Ne5 25. Rfe1 d5 26. exd5 exd5 {Snuverink,J-Kuipers,E (2195) Leiden 1997 0-1 (50)}) (12. f3 Bb7 (12... Ne5 13. Be2 Bb7 14. Qd2 Rac8 15. Rfd1 Rfd8 16. Bf1 Nfd7 17. Qf2 Bf6 18. h3 Nc5 19. b4 Ncd7 20. f4 Ng6 21. f5 Ngf8 22. g4 h6 23. h4 Be5 24. g5 hxg5 25. hxg5 Re8 26. Bg2 Bxd4 {Polgar,J (2677)-Comp Fritz 5.32 Budapest 1999 ½-½ (65)}) 13. Qd2 Rac8 14. Qf2 Qb8 15. Rfd1 Bd8 16. Bf1 {½-½ (16) Hornych,C (2003)-Kornblum,H Mecklenburg VP 2005}) 12... Bb7 13. Bb1 Rac8 14. f4 Rfe8 15. g4 Red8 $4 {Blunder. g6 was best.} (15... g6 16. Qg2 Bf8 17. f5 Qd8 18. fxe6 fxe6 19. g5 Nh5 20. Bd3 Rc7 21. Be2) 16. g5 Ne8 17. Qg4 Bf8 18. h4 $6 {Inaccuracy. Nxe6 was best.} (18. Nxe6 fxe6 19. Qxe6+ Kh8 20. Nd5 Bxd5 21. exd5 Nef6 22. gxf6 Nxf6 23. Qh3 Qb7) 18... e5 $6 {Inaccuracy. d5 was best.} (18... d5 19. cxd5 Bc5 20. b4 Bxd4 21. Bxd4 Nf8 22. h5 exd5 23. e5 Ne6 24. Ne2) 19. Nf3 $6 {Inaccuracy. Nd5 was best.} (19. Nd5 Qb8 20. Nf5 Rc7 21. h5 Bxd5 22. exd5 b5 23. Nh4 e4 24. Qf5 Nc5) 19... exf4 20. Qxf4 Ne5 21. Nd5 $6 {Inaccuracy. h5 was best.} (21. h5 b5 22. Nd5 Bxd5 23. exd5 g6 24. cxb5 Qd7 25. b6 Rxc1 26. Rxc1 Qh3) 21... Bxd5 22. cxd5 Nxf3+ $2 {Mistake. Qd7 was best.} (22... Qd7 23. h5 Rxc1 24. Bxc1 f6 25. Qg3 fxg5 26. Bxg5 Rc8 27. Bd2 Be7 28. Nxe5) 23. Qxf3 Qb7 24. Qg4 $6 {Inaccuracy. Rc6 was best.} (24. Rc6 g6 25. Bd3 Bg7 26. Rxb6 Qe7 27. Rc6 Be5 28. Bxa6 Rb8 29. h5 Ng7) 24... b5 $6 {Inaccuracy. g6 was best.} (24... g6 25. h5 Bg7 26. Kg2 Rc7 27. Rxc7 Nxc7 28. a4 a5 29. Bd3 Na6 30. h6) 25. h5 g6 26. h6 b4 27. Bd3 Rc3 28. Rxc3 bxc3 29. Qf4 Rc8 $4 {Blunder. Rd7 was best.} (29... Rd7 30. Bd4 Qb4 31. Bc4 Re7 32. Rc1 c2 33. Kf1 a5 34. Rxc2 a4 35. Rf2) 30. Bxa6 {1-0 White wins. PRECISÃO: BRANCAS 92% PRETAS 82%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.06"]
[Round "3.2"]
[White "Bezerra, Natacio Goncalves"]
[Black "De Moura Silva, Guilherme"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "1928"]
[BlackElo "1968"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "27"]
[EventDate "2025.??.??"]

{[%evp 0,27,28,25,28,-16,-7,4,4,-14,33,26,26,16,7,38,56,51,87,102,102,60,88,83,98,33,32,52,29999,-30000]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 b6 5. Bg2 Bb7 6. cxd5 Nxd5 (6... Bxd5 7. O-O Nbd7 8. Nc3 Bb7 9. Qc2 Be7 10. Nb5 c5 11. dxc5 Be4 12. Qc3 Nxc5 13. b4 Na6 14. a3 Qd7 15. Nbd4 Rc8 16. Qe3 Qb7 17. Bb2 O-O 18. Rac1 Rfd8 19. h3 Nc7 20. Rfd1 Ncd5 21. Qb3 {Alekseev,E (2636)-Moiseenko,V (2528) Sochi 2016 ½-½}) 7. O-O c5 (7... Nd7 8. e4 N5f6 9. e5 Nd5 10. Ng5 Be7 11. Qh5 g6 12. Qh6 Bf8 13. Qh3 Qe7 14. Nc3 Nxc3 15. bxc3 Bxg2 16. Qxg2 Rb8 17. Qc6 Qd8 18. d5 h6 19. Nxf7 Kxf7 20. dxe6+ Kg7 21. exd7 Bc5 22. e6 {Amartuvshin,G (2411)-Erkhembayar,A (1868) Choibalsan MGL 2024 1-0 (66)}) 8. e4 $146 (8. Re1 cxd4 9. Qxd4 Qc7 10. Bd2 Nc6 11. Qa4 Bc5 12. Nc3 Nxc3 13. Bxc3 O-O 14. b4 Bd6 15. b5 Ne7 16. Rac1 Qb8 17. Red1 a6 18. Qd4 Nf5 19. Qxb6 Bc7 20. Qc5 Bd6 21. Qc4 axb5 22. Qxb5 Rxa2 {Diaz Nunez,A (2253)-Garcia Gomez,J (1782) Linares 2014 1-0 (33)}) (8. a3 Nc6 9. dxc5 Bxc5 10. b4 Be7 11. Bb2 Bf6 12. Qb3 a5 13. e4 Bxb2 14. Qxb2 Nf6 15. b5 Ne7 16. Nc3 Ng6 17. Rfd1 Qe7 18. e5 Nd7 19. Na4 O-O 20. Rxd7 Qxd7 21. Nxb6 Qd3 22. Nxa8 Bxf3 {Noutsos,S (1450)-Gikas,H (1902) Athens 2009 ½-½}) (8. dxc5 Bxc5 9. Ne5 O-O 10. Nc3 Nxc3 11. bxc3 Bxg2 12. Kxg2 Qc7 13. Nd3 Rd8 14. Qb3 Be7 15. Bf4 Qb7+ 16. Kg1 Na6 17. a4 Qe4 18. Qb5 Qxe2 19. Ne5 Qxb5 20. axb5 Nc5 21. Nc6 Rd7 22. Bb8 Bf6 {Maia,M (2165)-De Sousa,M (2165) Rio de Janeiro 1999 0-1 (69)}) 8... Nf6 9. d5 exd5 10. exd5 Qxd5 11. Re1+ Be7 12. Qe2 Nc6 13. Nh4 $2 {Mistake. Nc3 was best.} (13. Nc3 Qd7 14. Ne5 Nxe5 15. Bxb7 Qxb7 16. Qxe5 Kf8 17. h4 Rd8 18. Bf4 Ng4) 13... Nd4 $4 {Checkmate is now unavoidable. Qd7 was best.} (13... Qd7 14. Bxc6 Bxc6 15. Nf5 Ng8 16. Nxg7+ Kf8 17. Nh5 Re8 18. Nc3 h6 19. Be3) 14. Qxe7# {1-0 White wins. PRECISÃO: BRANCAS 88% PRETAS 52%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.06"]
[Round "3.3"]
[White "Laba, Otavio De Souza"]
[Black "Lopes, Eduardo Moraes"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1902"]
[BlackElo "1922"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "94"]
[EventDate "2025.??.??"]

{[%evp 0,60,28,28,51,51,48,36,14,28,31,20,-1,-11,-17,-4,9,-7,-20,-20,-20,-20,17,-16,-17,5,0,14,-2,-58,53,-52,-56,-141,-121,-117,-119,-120,-140,-140,-119,-144,-144,-124,-146,-150,-112,-107,-120,-90,-88,-94,-31,-30,-31,-76,-69,-69,-90,-114,-100,-132,-118]} 1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. Nbd2 g6 5. g3 Bg7 6. Bg2 Nge7 7. O-O O-O 8. c3 d5 9. Re1 a5 10. a4 d4 11. Qc2 $6 {Inaccuracy. e5 was best.} (11. e5 Rb8) 11... dxc3 $2 {Mistake. e5 was best.} (11... e5) 12. bxc3 Nb4 $6 {Inaccuracy. b6 was best.} (12... b6 13. Nc4) 13. cxb4 Bxa1 14. b5 $146 (14. bxc5 Bg7 15. Nc4 Nc6 16. Nb6 Rb8 17. Bd2 e5 18. Rb1 Bg4 19. Ne1 Qe7 20. Qc3 Rfd8 21. Nc2 Be6 22. Kf1 f5 23. Ne3 f4 24. Ned5 Qf7 25. Ke1 Rf8 26. gxf4 exf4 27. Qc4 Ne5 28. Qb5 f3 {Alba Linero,E (2161)-Aguilera Lopez,A (2203) Madrid 2018 0-1 (65)}) 14... Bg7 15. Nc4 $6 {Inaccuracy. Qxc5 was best.} (15. Qxc5 e5 16. Ba3 Re8 17. Nc4 Be6 18. Nd6 Rc8 19. Qe3 Rc3 20. Bb2 Qxd6) 15... b6 16. Bg5 $4 {Blunder. g4 was best.} (16. g4 f6) 16... f6 17. Be3 e5 18. Nfd2 Be6 19. f4 Qc7 20. fxe5 fxe5 21. Nf3 h6 22. Qc3 Bxc4 $6 {Inaccuracy. Rad8 was best.} (22... Rad8 23. Bc1 Bxc4 24. Qxc4+ Kh7 25. Rd1 Nc8 26. h4 Qd7) 23. Qxc4+ Kh7 24. d4 Rxf3 $2 {Mistake. exd4 was best.} (24... exd4) 25. Bxf3 exd4 26. Bf4 Qd7 27. h4 $6 {Inaccuracy. e5 was best.} (27. e5 Rf8 28. e6 Qd8 29. Be4 Bf6 30. Kg2 Bg5 31. Be5 Bf6) 27... Rf8 28. e5 Qh3 29. Qe2 $6 {Inaccuracy. Bg2 was best.} (29. Bg2 Qg4) 29... h5 30. Qe4 $6 {Inaccuracy. Be4 was best.} (30. Be4 Rxf4) 30... Nf5 $6 {Inaccuracy. Bh6 was best.} (30... Bh6 31. Qb7 Qe6 32. Re4 d3 33. Qc7 Rc8 34. Qd6 Qxd6 35. exd6 Nf5 36. d7) 31. Bg2 Qg4 32. Bf3 $4 {Blunder. Kh2 was best.} (32. Kh2 Nxh4 33. e6 Nxg2 34. Kxg2 Qf5 35. Qc6 Qc2+ 36. Kf1 Qd3+ 37. Kf2 h4) 32... Qh3 $4 {Blunder. Nxg3 was best.} (32... Nxg3) 33. Bg2 Qg4 34. Bf3 $4 {Blunder. Kh2 was best.} (34. Kh2 Nxh4) 34... Nxg3 35. Bxg4 Nxe4 36. Rxe4 hxg4 37. e6 c4 38. e7 Re8 39. Kf2 Kg8 40. Bg5 Kf7 41. Rxg4 Ke6 42. Bc1 $2 {Mistake. Kf3 was best.} (42. Kf3 Be5 43. Ke4 d3 44. Rg2 Bc3 45. Ke3 Kd5 46. Rg4 Be5 47. Kd2 Bd4) 42... Rxe7 43. Rxg6+ Bf6 44. Kf3 Kf7 45. Rg4 Re1 46. Bg5 Bxg5 47. hxg5 c3 {0-1 Black wins. PRECISÃO: BRANCAS 852% PRETAS 91%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.06"]
[Round "3.4"]
[White "Lombardi, Alberto Horacio"]
[Black "Bastos Pinto, Selmo"]
[Result "0-1"]
[ECO "D10"]
[BlackElo "2066"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "90"]
[EventDate "2025.??.??"]

{[%evp 0,88,28,26,37,2,34,-1,24,-4,9,-13,33,-37,-7,-59,-68,-94,-74,-67,-7,-46,-12,-16,-18,-16,-36,-34,12,-16,20,32,26,29,15,15,15,10,10,0,0,0,11,6,39,18,46,0,24,18,32,44,102,78,81,62,66,72,72,-8,-16,-16,-3,-51,-43,-9,0,-29,-34,-111,-109,-129,-125,-135,-131,-145,-151,-155,-166,-150,-152,-270,-306,-323,-308,-331,-386,-384,-436,-451,-479]} 1. d4 d5 (1... Nf6 2. c4 c6 3. Nc3 {½-½ (3) Liang,C (2360)-Lioe,D (2400) Beijing 1997}) 2. c4 c6 3. Nc3 Nf6 4. h3 $6 {Inaccuracy. Nf3 was best.} (4. Nf3 e6 5. e3 a6 6. b3 Bb4 7. Bd2 b6 8. Bd3 Bb7) 4... e6 (4... dxc4 5. e3 b5 6. a4 b4 7. Na2 e6 8. Bxc4 Bb7 9. Nf3 Nbd7 10. Bd2 a5 11. Qb3 Be7 12. Nc1 O-O 13. O-O c5 14. Be2 Rc8 15. Rd1 Qb6 16. dxc5 Nxc5 17. Qa2 Rfd8 18. Nb3 Bd5 19. Nfd4 {Billman,B (1561)-Karlinder,L (1755) Reykjavik ISL 2025 0-1 (42)}) 5. Nf3 Nbd7 $6 {Inaccuracy. dxc4 was best.} (5... dxc4 6. a4 Bb4 7. Qc2 b5 8. e4 Bb7 9. Be2 c5 10. dxc5) 6. Bg5 $6 {Inaccuracy. e3 was best.} (6. e3 Bd6 7. Bd3 O-O 8. O-O dxc4 9. Bxc4 b5 10. Bd3 b4) 6... Bb4 $6 $146 {Inaccuracy. dxc4 was best.} (6... Bd6 7. e4 dxe4 8. Nxe4 Be7 9. Bxf6 Nxf6 10. Nc3 O-O 11. Bd3 b6 12. Qe2 Bb7 13. O-O-O Bb4 14. Qc2 Qc7 15. Rhg1 c5 16. Nb5 Qf4+ 17. Kb1 Bxf3 18. gxf3 a6 19. Nc3 Bxc3 20. Qxc3 cxd4 21. Qc2 {Bezerra Jr,E-Lima Jr,N Palmas 2010 0-1}) (6... dxc4 7. e4 b5 8. a4 Qb6 9. Be3 Bb7 10. Be2 a6 11. O-O) 7. e3 Qa5 8. Nd2 Bxc3 9. bxc3 Qxc3 10. cxd5 exd5 11. Rc1 Qa5 12. Qc2 Ne4 13. Bf4 O-O 14. Bd3 Ndf6 $6 {Inaccuracy. b6 was best.} (14... b6) 15. f3 Nxd2 16. Qxd2 Qxd2+ 17. Kxd2 Re8 18. Rhe1 Bd7 19. e4 $6 {Inaccuracy. g4 was best.} (19. g4 b5) 19... dxe4 20. fxe4 h6 21. a3 b5 22. Bd6 Nh7 23. Kc2 Ng5 24. Kb2 Ne6 $6 {Inaccuracy. Rac8 was best.} (24... Rac8 25. Re2) 25. d5 cxd5 $6 {Inaccuracy. Nd8 was best.} (25... Nd8 26. Re2) 26. exd5 Nf8 27. Rxe8 Bxe8 28. Be7 Ng6 29. Rc7 $6 {Inaccuracy. Bxg6 was best.} (29. Bxg6 fxg6) 29... Nxe7 30. Rxe7 Kf8 31. Rc7 Rd8 32. Be4 Rd7 33. Rxd7 $4 {Blunder. Rc8 was best.} (33. Rc8 Ke7 34. Kc3 Rd8 35. Rc7+ Kd6 36. Rxa7 Rc8+ 37. Kb3 Rc4 38. Bf3 Ra4) 33... Bxd7 34. Kc3 $2 {Mistake. d6 was best.} (34. d6 f5) 34... Ke7 35. Kd4 Kd6 36. h4 f5 37. Bf3 g5 38. hxg5 hxg5 39. g3 Be8 $6 {Inaccuracy. a5 was best.} (39... a5 40. Bd1 Bc8 41. Be2 b4 42. axb4 axb4 43. Bd1 g4 44. Bc2 f4 45. gxf4) 40. g4 $2 {Mistake. Be2 was best.} (40. Be2 Bd7) 40... f4 41. Bg2 Bf7 42. Bf3 a5 43. Be2 b4 44. axb4 axb4 45. Kc4 b3 {0-1 Black wins. PRECISÃO: BRANCAS 88% PRETAS 94%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.06"]
[Round "3.5"]
[White "Frolov, Ivan"]
[Black "Silva, Herivaldo Souza e"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2041"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "27"]
[EventDate "2025.??.??"]

{[%evp 0,27,28,19,51,48,48,-2,23,2,19,8,41,45,115,67,60,30,40,213,295,392,367,367,537,619,29995,29996,29997,29998]} 1. e4 c5 2. Nf3 Nc6 3. c3 e6 4. d4 cxd4 5. cxd4 Bb4+ 6. Nc3 Nge7 7. Bd3 d5 8. e5 O-O $4 {Blunder. Bd7 was best.} (8... Bd7 9. O-O Rc8 10. Bd2 Ng6 11. g3 O-O 12. h4 f6 13. h5 Nge7 14. h6) 9. Bxh7+ Kh8 10. Ng5 (10. Bc2 g6 11. Bg5 Qc7 12. Bf6+ Kg8 13. Qd2 {1-0 (13) Jaroka,S (2365)-Nagy,Z (2220) Budapest 1996}) 10... g6 11. Qf3 Nf5 12. Bxg6 fxg6 $4 $146 {Checkmate is now unavoidable. Qxg5 was best.} (12... Kg7 13. Bxf5 Nxd4 (13... Rh8 14. Bd3 (14. Qg3 Kf8 15. Nxf7 Kxf7 16. Bg6+ Kg8 17. Bh5+ Kf8 18. Qf3+ {1-0 (18) Smerdon,D (2421)-Ghobrial,A Elwood 2005}) 14... Qg8 15. Be3 Kf8 16. h4 Be7 17. Rh3 Ke8 18. O-O-O a6 19. Rg3 Bxg5 20. Bxg5 Qf8 21. Bf6 Rg8 22. Rxg8 Qxg8 23. h5 b5 24. h6 Nxd4 25. Qf4 Nf5 26. Bxf5 exf5 27. Nxd5 {Pira,D (2345)-Dola Meudon 1991 1-0}) 14. Qh5 {1-0 (14) Piay Augusto,D (2240)-De Leon Nieves,L Orense 2000}) (12... Qxg5 13. Bxg5 fxg6 14. Bf6+ Kg8 15. Qh3 Bd7 16. Qh8+ Kf7 17. Qh7+ Ke8 18. Qxg6+) 13. Qh3+ Nh4 14. Qxh4+ {1-0 White wins. PRECISÃO: BRANCAS 97% PRETAS 71%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.09"]
[Round "4.1"]
[White "Bezerra, Natacio Goncalves"]
[Black "Santos Filho, Tadeu Sousa"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1926"]
[BlackElo "2023"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "160"]
[EventDate "2025.??.??"]

{[%evp 0,160,19,30,72,70,70,48,38,18,35,29,27,37,24,34,32,32,32,9,2,11,27,6,60,77,111,105,100,100,97,105,136,105,124,132,124,122,127,116,117,117,117,105,105,108,129,112,115,125,80,101,101,38,45,58,72,55,231,-10,241,24,74,74,49,29,40,39,32,25,25,30,29,18,51,27,40,26,64,28,63,56,146,92,120,120,120,59,45,22,18,18,39,29,85,97,128,126,194,128,128,128,133,131,130,123,77,15,17,19,19,19,17,0,0,1,0,0,0,0,32,1,97,104,143,169,233,4,4,4,4,4,4,4,4,4,4,4,4,3,3,3,3,0,0,0,3,3,3,3,3,3,3,3,3,0,0,0,0,0,3,3,3]} 1. Nf3 f5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 b6 7. Bg2 Bb7 8. O-O O-O 9. Qb3 a5 $146 (9... Ne4 10. Rfd1 d6 11. Qe3 Qe7 12. Ng5 d5 13. Ngxe4 fxe4 14. f3 c5 15. fxe4 cxd4 16. Qxd4 e5 17. Qd3 d4 18. Nf3 Nc6 19. a3 a5 20. Rac1 Qc5 21. Bh3 Bc8 22. Bxc8 Raxc8 23. Kg2 Rf6 24. Rf1 {Hohn,A (2065)-Weigelt,R (1826) Berlin 2009 ½-½ (48)}) (9... Qe7 10. Rad1 d6 11. d5 e5 12. e4 g6 13. Rfe1 Nbd7 14. exf5 gxf5 15. Nd4 Nc5 16. Nxf5 Qe8 17. Qf3 Bc8 18. b4 Bxf5 19. Qxf5 Ncd7 20. Qe6+ Kh8 21. Qxe8 Raxe8 22. Bh3 h5 23. Kg2 Rf7 24. Bxd7 {Holm,R (2104)-Kalveus,J (1773) Helsingor 2016 1-0 (43)}) (9... Nc6 10. Rfd1 Qe8 11. e3 Qh5 12. Nf1 Ne7 13. Qd3 g5 14. Ne1 Be4 15. Qd2 Rf7 16. f3 Bb7 17. Nd3 Rg7 18. Nf2 Rf8 19. Rac1 Qg6 20. Qd3 h5 21. e4 fxe4 22. fxe4 Qf7 23. Rd2 h4 24. e5 {Benderev,Y-Bochvarov,I Sofia 1945 1-0 (44)}) 10. Rfd1 a4 11. Qc2 Ne4 $6 {Inaccuracy. Qe7 was best.} (11... Qe7 12. a3) 12. Ne5 d5 13. cxd5 exd5 14. Rac1 c6 15. Nxe4 fxe4 16. f3 exf3 17. exf3 Rf6 18. Bh3 Bc8 19. Qg2 $6 {Inaccuracy. Bxc8 was best.} (19. Bxc8 Qxc8 20. Kg2 Ra5 21. h4 Rd6 22. b4 axb3 23. axb3 Rb5 24. Ra1 Nd7) 19... Bxh3 20. Qxh3 Ra7 21. Rc3 Re7 22. f4 Rc7 23. Rdc1 Qd6 24. a3 $6 {Inaccuracy. Qh5 was best.} (24. Qh5 Rf8 25. Qd1 b5 26. Kg2 Rfc8 27. Qe2 h6 28. Re3 Re8 29. f5 Rce7) 24... c5 25. Qh5 Rf8 26. Rd1 c4 27. Re3 Re7 28. Rde1 Rfe8 $4 {Blunder. Nc6 was best.} (28... Nc6 29. Nxc6) 29. Qg5 $4 {Blunder. Nf7 was best.} (29. Nf7 Qd7 30. Ng5 Rxe3 31. Qxh7+ Kf8 32. Qh8+ Ke7 33. Rxe3+ Kd8 34. Rxe8+ Qxe8) 29... Qf6 $4 {Blunder. Nc6 was best.} (29... Nc6 30. Ng4 h6 31. Qh5 Kh7 32. Rxe7 Rxe7 33. Rxe7 Nxe7 34. Ne5 c3 35. Qe2) 30. Qh5 $4 {Blunder. Qxf6 was best.} (30. Qxf6 gxf6 31. Nxc4 Nc6 32. Rxe7 Nxe7 33. Nxb6 Kf7 34. Nxa4 Rg8 35. Nc3 h5) 30... g6 $6 {Inaccuracy. Nc6 was best.} (30... Nc6) 31. Qf3 Qd6 32. Qg4 $6 {Inaccuracy. f5 was best.} (32. f5 Nd7) 32... Kg7 $4 {Blunder. Nc6 was best.} (32... Nc6) 33. Kg2 $2 {Mistake. f5 was best.} (33. f5 h5) 33... Nc6 34. Qd1 b5 35. Qd2 Nd8 $2 {Mistake. b4 was best.} (35... b4 36. h4 b3 37. h5 gxh5 38. Rh1 Nxe5 39. dxe5 Qb6 40. Rd1 Kh8 41. Qd4) 36. h4 $6 {Inaccuracy. Rf3 was best.} (36. Rf3 Rf8 37. f5 Kg8 38. Ref1 Nc6 39. f6 Re6 40. Ng4 Kh8 41. Re3 Qd7) 36... Ne6 $2 {Mistake. h5 was best.} (36... h5 37. Rf1 Qf6 38. Qb4 Ne6 39. Nxg6 Kxg6 40. f5+ Kh6 41. fxe6 Qg6 42. Rf2) 37. Nf3 $6 {Inaccuracy. Rf3 was best.} (37. Rf3) 37... Nd8 38. Ne5 Nf7 39. Qf2 $6 {Inaccuracy. h5 was best.} (39. h5) 39... Nh6 $2 {Mistake. Nxe5 was best.} (39... Nxe5) 40. g4 Ng8 $6 {Inaccuracy. Kg8 was best.} (40... Kg8 41. Qf3) 41. Rf3 $2 {Mistake. h5 was best.} (41. h5 b4 42. axb4 Nf6 43. hxg6 hxg6 44. Rh3 Qxb4 45. Re2 Kg8 46. Qh4 Nh7) 41... Rf8 $6 {Inaccuracy. Nf6 was best.} (41... Nf6 42. f5 Ne4 43. f6+ Nxf6 44. Rf1 Nd7 45. Rf7+ Kh8 46. h5 Qe6 47. Rf4) 42. f5 gxf5 43. Rxf5 $6 {Inaccuracy. Rf1 was best.} (43. Rf1) 43... Rxf5 44. Qxf5 $6 {Inaccuracy. gxf5 was best.} (44. gxf5) 44... Qf6 45. Rf1 Qxf5 46. Rxf5 Rb7 $4 {Blunder. Nh6 was best.} (46... Nh6 47. Rg5+ Kf8 48. Rh5 Kg7) 47. g5 Re7 $2 {Mistake. Ra7 was best.} (47... Ra7 48. h5) 48. Kf3 h6 49. Nc6 $4 {Blunder. Ke2 was best.} (49. Ke2 hxg5 50. hxg5 Rc7 51. Kd2 c3+ 52. bxc3 Kh7 53. Nd3 Ne7 54. Rf6 Nc8) 49... Rf7 $6 {Inaccuracy. Rc7 was best.} (49... Rc7 50. Ne5 hxg5 51. hxg5 b4 52. axb4 a3 53. bxa3 c3 54. Nd3 c2 55. Nc1) 50. Kf4 hxg5+ 51. hxg5 Rd7 52. Ke5 $2 {Mistake. Nb4 was best.} (52. Nb4) 52... Ne7 53. Nxe7 Rxe7+ 54. Kxd5 Re2 55. Kc6 Rxb2 56. Rc5 b4 57. Rxc4 bxa3 58. Rxa4 a2 59. Ra5 Kf7 60. d5 Ke7 61. Ra7+ Kd8 $4 {Blunder. Kf8 was best.} (61... Kf8 62. g6 Rc2+ 63. Kd6 Rd2 64. g7+ Kg8 65. Kc5 Rc2+ 66. Kd4 Rd2+) 62. g6 Rg2 63. d6 $4 {Blunder. g7 was best.} (63. g7 Rxg7 64. Ra8+ Ke7 65. Rxa2 Rg1 66. d6+ Kf7 67. d7 Rc1+ 68. Kd6 Rd1+) 63... Rc2+ 64. Kd5 Rg2 65. Ra8+ Kd7 66. Ra7+ Kd8 67. Kc6 Rc2+ 68. Kd5 Rg2 69. g7 Rxg7 70. Rxa2 Rg1 71. Ra4 Rd1+ 72. Rd4 Rh1 73. Re4 Rd1+ 74. Ke6 Rh1 75. Re5 Rh6+ 76. Kd5 Rh1 77. Rf5 Rd1+ 78. Kc6 Rc1+ 79. Rc5 Rh1 80. Rc4 Rh2 {1/2-1/2 wins. PRECISÃO: BRANCAS 82% PRETAS 82%} 1/2-1/2

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.09"]
[Round "4.2"]
[White "Franca, Joao Vitor Da Silva"]
[Black "Bastos Pinto, Selmo"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1845"]
[BlackElo "2066"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "66"]
[EventDate "2025.??.??"]

{[%evp 0,66,30,43,41,52,91,118,64,55,55,32,75,36,75,62,62,49,113,57,59,12,35,0,41,23,31,31,35,-24,20,-23,-55,-51,-53,-53,-38,-68,-68,-73,-72,-91,-76,-80,0,-67,-12,-45,-36,-45,-36,-36,-27,-37,-27,-27,0,-27,1,0,81,16,36,28,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. Be3 b5 $2 {Mistake. Nc6 was best.} (8... Nc6 9. a4) 9. a3 $4 {Blunder. Bf3 was best.} (9. Bf3 b4) 9... Bb7 10. f3 O-O 11. Qd2 (11. Qe1 Nbd7 12. a4 b4 13. Na2 d5 14. Nxb4 dxe4 15. Nbc6 Qe8 16. fxe4 Nxe4 17. Nxe7+ Qxe7 18. Nb3 Rac8 19. Na5 Ba8 20. c4 Ne5 21. b4 Rfd8 22. Ra3 Rb8 23. c5 Qc7 24. Bxa6 Ng4 25. Bf4 e5 {Terao,J (2243)-Almeida Junior,A (2045) Florianopolis BRA 2023 1-0 (35)}) 11... Nc6 12. Nxc6 Bxc6 13. Rad1 $146 (13. Rfd1 Qc7 14. Rac1 Rfc8 15. Bf1 Rab8 16. Ne2 d5 17. exd5 Nxd5 18. Bf2 Ba8 19. Nd4 Bd6 20. h3 Bf4 21. Qd3 Bxc1 22. Rxc1 Rd8 23. Qe2 Rbc8 24. c3 Qf4 25. Qe1 h6 26. Bd3 Rd7 27. Bb1 Rcd8 {Iro,C (2077)-Blohberger,F (2467) Playchess.com INT 2020 0-1 (32)}) 13... Qc7 14. Qd3 Rfd8 15. Bd4 e5 16. Bf2 d5 17. exd5 Nxd5 18. Nxd5 Bxd5 19. Qe3 Qxc2 20. Rd2 Qc7 21. Bd3 f6 $6 {Inaccuracy. g6 was best.} (21... g6 22. h4 Be6 23. h5 Rd7 24. Rc2 Qd8 25. Be4 Rc8 26. Rxc8 Qxc8 27. Re1) 22. Bf5 Bf7 23. Rc2 Qd6 24. Rfc1 g6 25. Be4 Bd5 26. Rc7 Bf8 27. h3 Bxe4 28. Qxe4 Be7 $6 {Inaccuracy. f5 was best.} (28... f5 29. Qh4) 29. Qb7 Bf8 $4 {Blunder. Rab8 was best.} (29... Rab8 30. Qa7 Ra8 31. Qb7) 30. Rxh7 $4 {Blunder. Bc5 was best.} (30. Bc5 Qd5 31. Bxf8 Kxf8 32. Qxd5 Rxd5 33. Rxh7 Kg8 34. Rcc7 f5 35. Rcg7+ Kf8) 30... Qd5 31. Qxd5+ Rxd5 32. Rcc7 Re8 33. Rhf7 Re6 {0-1 Black wins. PRECISÃO: BRANCAS 86% PRETAS 86%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.09"]
[Round "4.3"]
[White "Lopes, Eduardo Moraes"]
[Black "Frolov, Ivan"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1913"]
[BlackElo "2059"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "148"]
[EventDate "2025.??.??"]

{[%evp 0,99,30,41,39,16,27,-17,12,13,13,3,22,17,34,11,11,25,32,5,10,5,13,-7,10,13,10,3,-5,0,-8,-5,-5,-8,1,-3,25,8,8,-26,5,-13,17,52,42,59,51,70,75,73,90,87,94,103,100,94,106,122,132,-138,-138,-143,-137,-135,-135,-135,-143,-138,-141,-141,-141,-170,-156,-165,-141,-155,-153,-153,-122,-153,-86,-86,-62,-86,-66,-67,-67,-99,-52,-100,-85,-100,-80,-78,-72,-102,-81,-56,-56,-49,-49,-170]} 1. e4 e5 (1... c5 2. Nf3 Nc6) 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 h6 6. h3 a6 7. a4 d6 8. Be3 Nd4 (8... Bxe3 9. fxe3 Be6 10. b3 O-O 11. O-O d5 12. exd5 Nxd5 13. Qd2 Nxc3 14. Qxc3 Qd6 15. Nd2 f5 16. Bxe6+ Qxe6 17. Qc4 Qxc4 18. bxc4 e4 19. d4 f4 20. Rxf4 Rxf4 21. exf4 Nxd4 22. Nxe4 Ne2+ 23. Kf2 {Carlsen,M (2865)-Vidit,S (2727) Wijk aan Zee 2022 ½-½ (51)}) (8... Qe7 9. Bxc5 dxc5 10. Nd5 Nxd5 11. Bxd5 Nd4 12. Nd2 c6 13. Ba2 Be6 14. a5 O-O 15. O-O Rad8 16. Bxe6 Qxe6 17. Nc4 Kh7 18. c3 Nb5 19. Qg4 Qxg4 20. hxg4 f6 21. Rfd1 Rd7 22. Kf1 Rfd8 23. Ke2 {Perez Gormaz,M (2381)-Ilgaz,Y (2183) chess.com INT 2025 1-0 (59)}) 9. Nd5 $146 (9. Na2 Bd7 10. a5 Be6 11. Bxd4 Bxd4 12. Nxd4 Bxc4 13. Nf5 g6 14. dxc4 gxf5 15. exf5 Qd7 16. Qf3 e4 17. Qf4 Qa4 18. O-O Qxc4 19. Nc3 O-O-O 20. Ra4 Qc6 21. Nxe4 Nd5 22. Qh4 Qxc2 23. Rd4 Rhe8 {Horcicka,J (1560)-Bunic,E (1758) Trogir 2020 0-1 (63)}) (9. O-O Be6 10. Bxe6 fxe6 11. Bxd4 Bxd4 12. Nxd4 exd4 13. Ne2 e5 14. c3 dxc3 15. bxc3 c6 16. Qb3 Qe7 17. Rab1 O-O-O 18. Qc4 d5 19. exd5 Rxd5 20. Rb6 Rc5 21. Qb4 Nd5 22. Rxb7 Nxb4 23. Rxe7 Nxd3 {Lagarde,M (2584)-Quilter,T (2162) Katowice POL 2022 1-0 (44)}) 9... Nxd5 10. Bxd5 O-O 11. O-O c6 12. Ba2 Nxf3+ 13. Qxf3 Qb6 14. Bxc5 Qxc5 15. c3 Be6 16. Bxe6 fxe6 17. Qe3 Rf7 18. Rfe1 Raf8 19. Re2 Qa5 20. d4 Rf4 21. b4 Qd8 22. dxe5 dxe5 23. Rd2 Qf6 24. f3 Qg6 25. Kh2 h5 26. Rad1 Kh7 27. Rd8 R8f6 $6 {Inaccuracy. Rxd8 was best.} (27... Rxd8) 28. Rb8 h4 29. Rdd8 $4 {Blunder. Qe1 was best.} (29. Qe1 Qg5) 29... Qg3+ 30. Kh1 $4 {Blunder. Kg1 was best.} (30. Kg1 Rxf3 31. Rh8+ Kg6 32. Rh6+ gxh6 33. Rg8+ Kh5 34. Rxg3 Rxe3 35. Rxe3 Kg5) 30... Rxf3 31. Rh8+ Kg6 32. Rh6+ gxh6 33. Rg8+ Kh7 $2 {Mistake. Kh5 was best.} (33... Kh5 34. Rxg3 Rxe3 35. Rxe3 Rf1+ 36. Kh2 Kg5 37. Rd3 Kf4 38. Rd7 Kxe4 39. Rxb7) 34. Rxg3 Rxg3 $6 {Inaccuracy. Rxe3 was best.} (34... Rxe3 35. Rxe3 Rf1+ 36. Kh2 Rd1 37. Rf3 Kg7 38. a5 Re1 39. Rd3 Rxe4 40. Rd7+) 35. Qc5 Rf1+ 36. Kh2 Rf7 37. c4 Rfg7 38. Qf2 Kg8 39. Kg1 Rxh3 40. Qf6 Rhg3 41. Qxe6+ Kh7 42. Qf5+ R3g6 43. Kf1 Kh8 44. Qc8+ Kh7 45. Qf5 b6 46. b5 cxb5 47. cxb5 axb5 48. axb5 Kh8 49. Qxe5 Rxg2 50. Qb8+ $4 {Blunder. Qh5 was best.} (50. Qh5 R2g6 51. Qxh4 Rf7+ 52. Ke2 Rgf6 53. Kd3 Kh7 54. Kc3 Rd6 55. Qh5 Re7) 50... Kh7 51. Qf4 R2g4 $2 {Mistake. h3 was best.} (51... h3) 52. Qf5+ R4g6 53. e5 $2 {Mistake. Ke2 was best.} (53. Ke2 h3) 53... Re7 $4 {Blunder. h3 was best.} (53... h3 54. Ke2 h2 55. Qb1 Kh8 56. Qf1 Rg5 57. Ke3 Rxe5+ 58. Kd2 Rh5 59. Qh1) 54. e6 $6 {Inaccuracy. Qh3 was best.} (54. Qh3 Kg7 55. Qxh4 Rxe5 56. Qd4 Rge6 57. Kg2 Kf7 58. Qd7+ Kg6 59. Qd3+ Re4) 54... Kg7 55. Qe5+ Rf6+ 56. Kg2 Rexe6 57. Qc7+ Rf7 58. Qd8 Ref6 59. Qd4 Kg6 60. Qg4+ Kh7 61. Qe4+ Rf5 62. Kh3 Kg7 63. Qd4+ R7f6 64. Qd7+ Kg6 65. Kxh4 $4 {Blunder. Qe8+ was best.} (65. Qe8+) 65... Rh5+ $4 {Blunder. Rf4+ was best.} (65... Rf4+) 66. Kg4 Rg5+ 67. Kh4 $4 {Blunder. Kh3 was best.} (67. Kh3) 67... Rf4+ 68. Kh3 Rff5 $2 {Mistake. Rgf5 was best.} (68... Rgf5) 69. Qe6+ Rf6 70. Qg8+ Kf5 71. Qd5+ Kf4 72. Qd4+ Kf5 73. Qd5+ Kg6 74. Qg8+ Kf5 {1/2-1/2 wins. PRECISÃO: BRANCAS 83% PRETAS 86%6} 1/2-1/2

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.09"]
[Round "4.4"]
[White "Manzi, Luiz Antonio Bardar"]
[Black "Laba, Otavio De Souza"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2058"]
[BlackElo "1902"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "77"]
[EventDate "2025.??.??"]

{[%evp 0,77,30,30,30,-9,15,24,33,15,21,19,26,7,33,32,24,50,60,10,49,22,46,17,40,35,33,20,29,10,85,84,80,78,80,93,89,70,67,81,242,256,295,307,382,371,370,353,436,423,423,353,354,348,362,408,374,381,417,396,398,399,402,407,458,339,343,331,388,377,387,375,412,392,446,488,520,458,617,758]} 1. Nf3 Nf6 2. g3 g6 3. d4 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 c6 7. Nc3 Bf5 8. Re1 Ne4 9. Bd2 Nxc3 10. Bxc3 Be4 11. Qd2 d5 12. b3 Nd7 13. Rac1 Nf6 14. Qb2 $146 (14. cxd5 Qxd5 15. Red1 Rfe8 16. Qf4 Rad8 17. h4 h6 18. Rd2 Nh5 19. Qe3 Nf6 20. Qf4 Nh5 21. Qe3 Nf6 22. Qf4 Nh5 {½-½ (22) Nguyen Anh Dung (2440)-Bersamina,P (2425) Tarakan INA 2024}) 14... Qd7 $6 {Inaccuracy. a5 was best.} (14... a5 15. a4) 15. Ne5 Qd8 16. f3 Bf5 17. e4 Be6 18. exd5 cxd5 19. c5 h5 $4 {Blunder. a5 was best.} (19... a5 20. a3) 20. Nxg6 fxg6 21. Rxe6 Qc7 22. Rce1 Rf7 23. Qc2 Nd7 24. Rxe7 Rxe7 25. Rxe7 Qc6 26. Bh3 Nxc5 $6 {Inaccuracy. Nf8 was best.} (26... Nf8 27. Qe2 Kh8 28. b4 Qa4 29. Rxb7 Re8 30. Qd3 h4 31. Bf1 Qxa2 32. b5) 27. Rxg7+ Kxg7 28. dxc5+ Kh7 29. Bd4 Rf8 30. f4 Qe8 31. Bf1 Qe1 32. Qe2 Re8 33. Be5 Qc1 34. b4 a5 35. Qd3 Re7 36. a3 h4 37. gxh4 Qe1 38. b5 Re6 39. Qxd5 {1-0 White wins. PRECISÃO: BRANCAS 98% PRETAS 91%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.09"]
[Round "4.5"]
[White "De Moura Silva, Guilherme"]
[Black "Leus, Lucas Resende"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1968"]
[BlackElo "1865"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "47"]
[EventDate "2025.??.??"]

{[%evp 0,47,30,28,51,51,71,40,40,48,48,29,24,26,38,50,48,50,43,-33,14,34,4,-5,18,27,46,49,51,51,56,60,62,65,72,39,269,250,471,467,469,464,464,415,411,415,478,455,480,414]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 Bb4 7. O-O Bxc3 8. bxc3 Nxe4 9. Bd3 Nc5 10. Qg4 Kf8 $6 {Inaccuracy. g6 was best.} (10... g6 11. Nxc6) 11. Ba3 d6 12. Nxc6 bxc6 13. Bxc5 dxc5 14. Rfd1 $146 (14. Bc4 Qe7 15. Qe4 g6 16. Rab1 Qc7 17. Qe3 Qe7 18. f4 f6 19. Rfe1 Kg7 20. Qf3 Re8 21. Qxc6 Bd7 22. Qf3 Rab8 23. Rbd1 Rb6 24. h4 Bc8 25. Qd3 Qc7 26. Qg3 Bb7 27. h5 Re7 28. Qh4 Rd6 {Hrebenshchykova,Y (2335)-Parvanyan,A (2140) Munich GER 2023 1-0 (33)}) 14... Qe7 15. Rab1 $6 {Inaccuracy. Qh5 was best.} (15. Qh5) 15... g6 16. Qa4 Qc7 17. Be4 Bb7 $4 {Blunder. Rb8 was best.} (17... Rb8) 18. Rxb7 Rd8 19. Rxd8+ Qxd8 20. Bd3 Kg7 21. Qxa7 Rf8 22. Qxc5 Qa8 23. Qa7 Qd8 24. Qd4+ {1-0 White wins. PRECISÃO: BRANCAS 96% PRETAS 81%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.13"]
[Round "5.1"]
[White "Bastos Pinto, Selmo"]
[Black "Bezerra, Natacio Goncalves"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2066"]
[BlackElo "1926"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "75"]
[EventDate "2025.??.??"]

{[%evp 0,75,30,34,16,28,29,38,66,18,55,27,20,18,41,4,12,31,46,-20,18,-54,38,-43,43,33,54,29,92,83,118,70,101,101,127,136,151,104,98,94,111,100,106,100,130,43,128,120,123,117,322,201,201,119,164,164,172,124,190,118,266,382,382,499,499,519,519,501,536,536,982,1206,1535,29982,29983,29984,29993,29994]} 1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. Nf3 Nc6 5. c3 Qb6 6. b3 cxd4 7. exd4 h6 $146 (7... Bf5 8. Bd3 Bg6 (8... Bxd3 9. Qxd3 e6 10. Nbd2 Be7 11. O-O (11. h3 Rc8 12. O-O O-O 13. Rfe1 Rfe8 14. Rac1 a5 15. Ne5 Nxe5 16. Bxe5 Nd7 17. Bg3 Rc6 18. f4 Qa6 19. Qf3 f5 20. Re3 a4 21. Rce1 axb3 22. axb3 {Bozilov,D (1981)-Kracht,R (2196) Reykjavik ISL 2025 0-1 (67)}) 11... O-O 12. Rfe1 Rfc8 (12... Rfd8 13. h3 Rac8 14. g4 a6 15. Nf1 Qa7 16. Ng3 b5 17. b4 Qb7 18. a4 Ra8 19. Ra2 Ra7 20. Rea1 Rda8 21. Ne5 bxa4 22. Rxa4 {Ceschia,I (2211)-Mazzi,L (1976) Nova Gorica SLO 2025 0-1 (38)}) 13. h3 a5 14. a4 Qa6 15. Qb1 b5 16. axb5 Qxb5 17. Ra4 Ne8 18. Qa1 Qb7 19. Qb1 Qb5 20. Qa1 Qb7 21. Ne5 Nxe5 22. Bxe5 {Ceschia,I (2211)-Pirvulescu,E (2043) Nova Gorica SLO 2025 ½-½ (64)}) 9. O-O e6 10. b4 Be7 11. a4 O-O 12. Bxg6 hxg6 13. Qd3 Rac8 14. Nbd2 Qd8 15. Rfe1 Nh5 16. Be3 Bd6 17. Rac1 Ne7 18. g3 Nf6 19. Bg5 Nh7 20. h4 Qd7 21. b5 Nf5 22. Kg2 {Mamedyarov,S (2804)-Kiewra,K (2382) Chess.com INT 2018 ½-½ (72)}) 8. Bd3 g5 9. Be3 Ng4 10. O-O Bg7 11. h3 $2 {Mistake. Bc1 was best.} (11. Bc1 O-O 12. h3 Nf6 13. Re1 g4 14. hxg4 Nxg4 15. Ba3 Re8 16. Nbd2 Qc7) 11... Nf6 $4 {Blunder. Nxe3 was best.} (11... Nxe3 12. fxe3) 12. Ne5 Qc7 $6 {Inaccuracy. Ne4 was best.} (12... Ne4) 13. f4 gxf4 $6 {Inaccuracy. g4 was best.} (13... g4 14. hxg4 Nxe5 15. dxe5 Nxg4 16. Bd4 h5 17. Qe2 Nh6 18. Na3 Bg4 19. Qe3) 14. Bxf4 Qb6 15. Nxc6 $6 {Inaccuracy. Nd2 was best.} (15. Nd2 Nxe5 16. Bxe5 Be6 17. Kh1 Rg8 18. Rc1 Rc8 19. Bh2 Qa5 20. c4 Qxa2) 15... bxc6 16. Be5 Be6 17. Nd2 Rg8 18. Bf5 c5 19. Qe2 $6 {Inaccuracy. Qf3 was best.} (19. Qf3 Bxf5 20. Qxf5 cxd4 21. Bxd4 Qe6 22. Rae1 Qxf5 23. Rxf5 Kd7 24. c4 Rac8) 19... Bxf5 20. Rxf5 Qe6 21. Raf1 $6 {Inaccuracy. Qf1 was best.} (21. Qf1 cxd4 22. Bxf6 dxc3 23. Bxg7 Rxg7 24. Nb1 d4 25. Na3 Rd8 26. Rd1 Rg5) 21... Nd7 22. Qg4 f6 $2 {Mistake. Qg6 was best.} (22... Qg6) 23. Bf4 O-O-O $6 {Inaccuracy. cxd4 was best.} (23... cxd4 24. c4 dxc4 25. Nxc4 Bh8 26. Qh5+ Kd8 27. Qf3 Rc8 28. Rd5 Qc6 29. Bd2) 24. c4 dxc4 $6 {Inaccuracy. Qa6 was best.} (24... Qa6 25. cxd5 Qd3 26. dxc5 Bh8 27. Qh5 Ne5 28. d6 exd6 29. cxd6 Qxd6 30. Kh2) 25. d5 Qa6 26. Qe2 Ne5 27. Bxe5 fxe5 28. Nxc4 Rxd5 $2 {Mistake. e6 was best.} (28... e6) 29. Qg4 Rd7 $6 {Inaccuracy. Rd4 was best.} (29... Rd4 30. R5f4+ Kd8 31. Rxd4+ cxd4 32. Rf7 Qxa2 33. Rxg7 Rxg7 34. Qxg7 Qxb3 35. Qf8+) 30. Rf7 h5 31. Qe4 Qb7 32. Qh7 Rdd8 33. Rxg7 Rge8 34. Qf5+ e6 $6 {Inaccuracy. Kb8 was best.} (34... Kb8 35. Qxe5+ Qc7 36. Qe6 h4 37. Rg5 Rd4 38. Rg8 Red8 39. Rxd8+ Rxd8 40. Qe3) 35. Qxe5 Qc6 $2 {Checkmate is now unavoidable. Qxg7 was best.} (35... Qxg7 36. Qxg7 Rd7 37. Rf7 Red8 38. Rxd7 Rxd7 39. Qf8+ Kb7 40. Kh2 h4 41. Qxc5) 36. Rff7 Rd1+ 37. Kh2 Kd8 38. Qb8+ {1-0 White wins. PRECISÃO: BRANCAS 93% PRETAS 84%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.13"]
[Round "5.2"]
[White "Santos Filho, Tadeu Sousa"]
[Black "Manzi, Luiz Antonio Bardar"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "2023"]
[BlackElo "2058"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "72"]
[EventDate "2025.??.??"]

{[%evp 0,72,28,28,66,72,87,64,64,32,32,25,25,34,16,6,31,17,16,8,12,-20,-2,-47,23,0,-6,-14,12,6,17,0,36,7,3,-17,-14,-51,-2,-25,-25,-16,33,-22,10,15,54,45,39,-10,54,50,44,29,31,31,31,41,41,52,50,43,192,79,144,75,203,135,143,-276,-234,-277,-296,-1036,-1083]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. O-O g6 8. b3 Bg7 9. Bb2 O-O 10. Nc3 Qc7 (10... Nd7 11. Na4 Bxb2 12. Nxb2 a5 13. Re1 Ba6 14. Bxa6 Rxa6 15. a4 Ra8 16. Qd2 Qc7 17. h4 f6 18. Rad1 Ne5 19. Qe2 f5 20. Nc4 Nxc4 21. Qxc4+ Kg7 22. e5 dxe5 23. Qc3 Rad8 24. Rxd8 Rxd8 25. Rxe5 {Matlakov,M (2673)-Giri,A (2775) chess.com INT 2023 ½-½ (64)}) (10... d5 11. Re1 Qc7 12. h3 dxe4 13. Bxe4 Nxe4 14. Rxe4 Bb7 15. Qe1 e6 16. Na4 Bxb2 17. Nxb2 c5 18. Re5 Rfd8 19. c4 Rd4 20. Na4 Rad8 21. Nxc5 Ba8 22. Na4 Qb7 23. f3 Qe7 24. Qf2 Qf6 25. Rae1 {Akkarakaran,J (2351)-Khubukshanov,E (2489) Abu Dhabi UAE 2025 ½-½ (40)}) 11. Re1 $146 (11. Na4 d5 12. Qe2 Ng4 13. f4 Bxb2 14. Nxb2 e5 15. h3 Nf6 16. Qf3 Qb6+ 17. Kh1 Qd4 18. c3 Qxc3 19. fxe5 Nxe4 {0-1 (19) Perez Gormaz,M (2390)-Zhou Jianchao (2581) Philadelphia USA 2024}) (11. Qe1 e5 12. Na4 Re8 13. h3 Nd7 14. Rd1 Bb7 15. Bc4 Nf6 16. Bd3 Nd7 17. Ba3 Bf8 18. Qc3 Rac8 19. Be2 Nb6 20. Nb2 d5 21. Bxf8 Rxf8 22. Nd3 d4 23. Qc5 Nd7 24. Qa3 c5 25. Bf3 Rfe8 {Harvey,M (2454)-Martinez Alcantara,J (2591) Chess.com INT 2022 1-0 (80)}) 11... e5 12. Bc4 Be6 $6 {Inaccuracy. Bb7 was best.} (12... Bb7) 13. Bxe6 fxe6 14. Qe2 (14. Na4 Rf7 15. f3 g5 16. Qe2 Nh5 17. g3 Raf8 18. Rf1 Nf6 19. Rad1 h5 20. Ba3 c5 21. Nc3 Qc6) 14... Nh5 15. g3 d5 (15... Rf7 16. Na4 Raf8 17. Rf1 Nf6 18. f3 d5 19. Ba3 Re8 20. Kg2 Nd7 21. Rae1 c5 22. Qa6 Bf8 23. Nb2) 16. Ba3 (16. Na4 Rae8 17. Rad1 Nf6 18. f3 Rf7 19. Kg2 c5 20. exd5 exd5 21. Bxe5 Rfe7 22. f4 Qc6 23. Qf3 g5) 16... Rf7 17. Bc5 (17. f3 Bf8 18. Bb2 d4 19. Nb1 Bb4 20. Rf1 c5 21. Na3 Bxa3 22. Bxa3 c4 23. Qxc4 Qxc4 24. bxc4 Rc8) 17... Bf8 18. Na4 Qa5 19. Bxf8 Raxf8 20. Rf1 d4 $6 {Inaccuracy. Nf6 was best.} (20... Nf6 21. f3 Nd7 22. Kg2 g5 23. h3 h5 24. Nb2 Qc3 25. Na4 Qb4 26. Nb2) 21. Rae1 $6 {Inaccuracy. Qc4 was best.} (21. Qc4 Nf6 22. Nc5 Rb8 23. Nxe6 Nxe4 24. Qxc6 Nd2 25. Ng5 Re7 26. Rfd1 Qc3) 21... Rf3 $6 {Inaccuracy. Nf6 was best.} (21... Nf6 22. Nb2) 22. Rd1 $6 {Inaccuracy. Nb2 was best.} (22. Nb2 Qc7) 22... Qd8 23. Rd3 R3f7 24. Qg4 $6 {Inaccuracy. c3 was best.} (24. c3) 24... Qf6 $2 {Mistake. Nf6 was best.} (24... Nf6 25. Qe2 h5 26. Rf3 g5 27. Nc5 g4 28. Rd3 Qe7 29. b4 Nh7 30. h4 gxh3 31. Qxh5 h2+ 32. Kg2) 25. Nc5 $6 {Inaccuracy. c3 was best.} (25. c3 Qe7 26. cxd4 Nf6 27. Qe2 Nd7 28. Qe3 Nf6 29. Qg5 exd4 30. Rxd4 e5) 25... Ng7 $6 {Inaccuracy. Qe7 was best.} (25... Qe7 26. b4 a5 27. c3 dxc3 28. a3 axb4 29. axb4 Rb8 30. Rxc3 Nf6 31. Qxe6 Qxe6 32. Nxe6 Nxe4 33. Rxc6) 26. h4 (26. Qe2 h5 27. c3 h4 28. cxd4 exd4 29. e5 Qg5 30. b4 Rd8 31. f4 Qh6 32. Ne4 Nf5 33. Ng5 Ne3) 26... Qe7 27. b4 a5 28. a3 axb4 29. axb4 Rb8 30. Rb3 (30. Ra3 Rxb4 31. Nd3 Rb8 32. Ra5 Rff8 33. Kg2 c5 34. Rxc5 Rbc8 35. Rxc8 Rxc8 36. Rb1 Rxc2) 30... Qa7 $2 {Mistake. Ne8 was best.} (30... Ne8 31. Nd3 Nf6 32. Qg5 Rb5 33. Re1 Qa7 34. Rbb1 Kg7 35. Ra1 Qc7 36. Ra8) (30... Qf6 31. Nd3 Ne8 32. Ra3 Nd6 33. Ra6 Rc8 34. h5 Nc4 35. Rfa1 Kg7 36. Kh1 Kh6 37. hxg6 Qxg6 38. Qh4+) 31. Nd3 Qa2 32. Qe2 c5 $6 {Inaccuracy. Rb5 was best.} (32... Rb5 33. Rc1 Ne8 34. Qd1 Qa7 35. Ra1 Qd7 36. Ra8 Kg7 37. Rba3 Nf6 38. Qe2) 33. Nxc5 Rc7 34. Rc1 $4 {Blunder. Rfb1 was best.} (34. Rfb1 Ne8 35. R3b2 Qa3 36. Na6 d3 37. Qxd3 Rc3 38. Qe2 Rbc8 39. Nc5 Rxg3+) 34... Rxc5 35. bxc5 Rxb3 36. Qc4 $4 {Blunder. Qf1 was best.} (36. Qf1 Rb8 37. c3 Qd2 38. cxd4 exd4 39. Qc4 d3 40. c6 Rf8 41. Rf1 Qe2) 36... Rxg3+ {0-1 Black wins. PRECISÃO: BRANCAS 75% PRETAS 90%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.13"]
[Round "5.3"]
[White "Frolov, Ivan"]
[Black "De Moura Silva, Guilherme"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2059"]
[BlackElo "1968"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "80"]
[EventDate "2025.??.??"]

{[%evp 0,80,18,8,10,9,15,15,22,0,27,-16,-13,-6,-28,-13,-5,-5,-5,-23,-24,-23,21,5,-1,-60,-81,-82,-24,-86,29,8,46,-17,78,23,32,32,36,93,101,108,101,103,94,-68,-47,-7,-27,-27,0,-51,0,0,0,0,12,11,10,-86,-61,-121,-65,-71,-65,-125,-110,-116,-99,-594,-581,-581,-629,-631,-659,-722,-733,-800,-798,-824,-832,-634,-841]} 1. a3 d5 2. d4 Nf6 3. Nf3 e6 4. e3 c5 5. dxc5 Bxc5 6. b4 Be7 7. Bb2 (7. c4 a5 8. b5 Nbd7 9. Nbd2 a4 {[%csl Ge5]}) 7... O-O 8. c4 (8. Nbd2 b6 9. Be2 a5 10. Qb1 h6 11. O-O Bb7 12. Rc1) 8... a5 9. b5 Nbd7 10. Nbd2 a4 $146 ({RR} 10... Nc5 11. Qc2 b6 12. Ng5 h6 13. h4 hxg5 14. hxg5 Nfe4 15. Nxe4 dxe4 16. Rd1 Qe8 17. Bf6 Bxf6 18. gxf6 g6 19. f3 Nd7 20. Qxe4 Nxf6 21. Qxa8 Qe7 22. Qb8 Qxa3 23. Qe5 Nh5 24. Rxh5 f6 25. Qg3 {Paschall,W (2353)-Adams,N (2218) Budapest 2007 1-0}) 11. Rc1 Nc5 12. Ne5 $4 {Blunder. Be2 was best.} (12. Be2) 12... Nfe4 13. Rc2 Bd6 $6 {Inaccuracy. Nxd2 was best.} (13... Nxd2) 14. Nxe4 $6 {Inaccuracy. cxd5 was best.} (14. cxd5 Nxd2) 14... Nxe4 $4 {Blunder. dxe4 was best.} (14... dxe4 15. Be2 Qe7 16. f4 Rd8 17. Bd4 Nb3 18. O-O Bxa3 19. c5 f6 20. Nc4) 15. Bd3 f5 $4 {Blunder. Nc5 was best.} (15... Nc5 16. O-O Qe7 17. Be2 Nb3 18. Bd3 Bxa3 19. Bxa3 Qxa3 20. Qh5 f5 21. cxd5) 16. Bxe4 $6 {Inaccuracy. cxd5 was best.} (16. cxd5 Qa5+) 16... dxe4 $4 {Blunder. fxe4 was best.} (16... fxe4) 17. O-O $6 {Inaccuracy. Rd2 was best.} (17. Rd2 Qa5 18. O-O Be7 19. Qc1 Rd8 20. Rfd1 Rxd2 21. Rxd2 Qc7 22. Qa1 Bf6) 17... Qc7 18. Qd4 Rd8 $2 {Mistake. Bxe5 was best.} (18... Bxe5 19. Qxe5) 19. Rd1 Be7 20. Nd7 e5 21. Qd5+ Kh8 22. Bxe5 $4 {Blunder. Rcd2 was best.} (22. Rcd2) 22... Qxd7 23. Bxg7+ Kxg7 24. Qe5+ Bf6 25. Qg3+ Kf7 26. Rxd7+ Rxd7 27. f3 Rd1+ 28. Kf2 Be6 29. c5 $2 {Mistake. fxe4 was best.} (29. fxe4 fxe4 30. Qf4 h5 31. Qxe4 Rad8 32. Qh7+ Kf8 33. Qh6+ Kf7) 29... Rad8 $6 {Inaccuracy. Rg8 was best.} (29... Rg8) 30. c6 $6 {Inaccuracy. Qc7+ was best.} (30. Qc7+) 30... bxc6 31. bxc6 exf3 $6 {Inaccuracy. Bc4 was best.} (31... Bc4 32. Qc7+ Kg6 33. Kg3 Bb3 34. Rf2 Re8 35. Qa5 exf3 36. gxf3 Rxe3 37. c7) 32. gxf3 R8d2+ 33. Rxd2 Rxd2+ 34. Ke1 $4 {Blunder. Kg1 was best.} (34. Kg1 Rd3 35. Qc7+ (35. c7 Rc3 36. Qh3 Rc1+ 37. Kg2 Rc2+ 38. Kg1 Rc1+) 35... Be7 36. Qf4 Rxa3 37. Qh6 Bf6 38. Qxh7+ Ke8 39. Qg6+ Ke7 40. Qh7+) 34... Bc3 35. Kf1 Bc4+ 36. Kg1 Rd1+ 37. Kg2 Bf1+ 38. Kg1 Bh3+ 39. Kf2 Be1+ 40. Ke2 Bxg3 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.13"]
[Round "5.4"]
[White "Nogueira, Adnilton Correia De"]
[Black "Lopes, Eduardo Moraes"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "1638"]
[BlackElo "1913"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "64"]
[EventDate "2025.??.??"]

{[%evp 0,64,28,28,29,16,40,25,33,15,19,21,21,1,-8,-9,-26,-21,-4,0,-14,-12,-3,-42,-14,-15,-6,-66,-32,-49,-36,-58,-48,-95,-93,-92,-104,-116,-68,-170,-53,-55,-47,-48,-13,-13,-13,-41,-32,-46,-59,-59,-106,-162,-58,-58,4,-7,-51,-53,-50,-61,-34,-91,-10,-9,-18]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 (5. Kf1 c6 6. c4 d6 7. Nc3 Nbd7 8. h3 e5 9. e3 Re8 10. Kg1 a6 11. a4 e4 12. Nd2 d5 13. Qb3 Nf8 14. c5 h5 15. a5 h4 16. g4 N6h7 17. Qb6 Qe7 18. f4 exf3 19. Nxf3 f5 {Fridman,D (2569)-Movsesian,S (2624) Playchess.com INT 2005 1-0 (36)}) 5... d5 6. Bg5 (6. h4 c5 7. Bf4 Nc6 8. e3 Bg4 9. Qd2 Ne4 10. Nxe4 dxe4 11. Ne5 Bf5 12. Nxc6 bxc6 13. c3 cxd4 14. exd4 Qd5 15. Be3 Rfd8 16. O-O e5 17. Rfd1 exd4 18. Bxd4 Rab8 19. b3 c5 20. Be3 Qxd2 {Nugroho,A (1907)-Slaby,J (2464) chess.com INT 2025 0-1}) 6... Ne4 7. Bf4 $146 (7. O-O Nxg5 8. Nxg5 e5 9. Nf3 e4 (9... exd4 10. Nxd4 c5 11. Nb3 d4 12. Nd5 Qd6 13. e3 Nc6 14. exd4 cxd4 15. Re1 Bf5 16. c3 d3 17. g4 Be6 18. Qxd3 Rad8 19. Rad1 Bxg4 20. f3 Bc8 21. Qe3 Kh8 {Salzmann,P-Otto,A Germany 1995 1-0 (40)}) 10. Ne1 Nc6 11. e3 Bh6 12. Ne2 f5 13. c3 Be6 14. Nc2 Ne7 15. a4 g5 16. f4 exf3 17. Rxf3 Ng6 18. Qd2 Qd6 19. Nb4 f4 20. exf4 gxf4 21. gxf4 Nxf4 {Tairi,A (1950)-Mitkovski,Z (2165) Skopje 2011 0-1 (54)}) 7... Nxc3 8. bxc3 c6 9. h4 h5 10. Rb1 Nd7 11. Bh3 $6 {Inaccuracy. O-O was best.} (11. O-O b5) 11... Nb6 12. Bxc8 Qxc8 13. Ne5 Nd7 14. Nd3 c5 15. e3 c4 $6 {Inaccuracy. b6 was best.} (15... b6 16. g4 cxd4 17. cxd4 hxg4 18. Qxg4 Qxc2 19. Qd1 Qxd1+ 20. Kxd1 Nf6 21. f3) 16. Nb4 $6 {Inaccuracy. Ne5 was best.} (16. Ne5) 16... Nb6 17. Qf3 $6 {Inaccuracy. a3 was best.} (17. a3 f6) 17... Qd7 18. e4 e6 $6 {Inaccuracy. Qe6 was best.} (18... Qe6) 19. e5 $6 {Inaccuracy. a3 was best.} (19. a3 dxe4) 19... Qc7 $2 {Mistake. a5 was best.} (19... a5 20. Nd3 cxd3 21. Rxb6 Qc7 22. Rb5 Qxc3+ 23. Kf1 Qxc2 24. Rb3 d2 25. Kg2) 20. a3 Qd7 21. Bg5 f6 22. exf6 Bxf6 23. Qe3 $6 {Inaccuracy. Bxf6 was best.} (23. Bxf6) 23... Qe7 24. f4 $6 {Inaccuracy. Bf4 was best.} (24. Bf4 Rae8 25. O-O Nc8 26. Rfe1 Rf7 27. Na2 Qxa3 28. Nc1 Qf8 29. Ne2 Bg7) 24... Bxg5 $6 {Inaccuracy. Nc8 was best.} (24... Nc8 25. Na2) 25. hxg5 Nc8 26. Kd2 $4 {Blunder. g4 was best.} (26. g4 Qf7 27. gxh5 gxh5 28. Qe5 Ne7 29. g6 Qxg6 30. Rxh5 Qg3+ 31. Kd2 Qf2+) 26... Qf7 $4 {Blunder. a5 was best.} (26... a5) 27. Qe5 Qf5 28. Rbe1 $6 {Inaccuracy. Na2 was best.} (28. Na2 Qxe5) 28... Qxe5 29. Rxe5 a5 30. Na2 Kf7 31. Rhe1 (31. Nc1 Nd6 32. Ne2 Rfe8 33. Ke3 b5 34. Kf3 Reb8 35. f5 exf5 36. Nf4 Ne4 37. Kg2 b4 38. g4 fxg4) 31... Nd6 {PRECISÃO: BRANCAS 87% PRETAS 87%} 32. Rxe6 Ne4+ {0-1 Black wins.} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.13"]
[Round "5.5"]
[White "Lombardi, Alberto Horacio"]
[Black "Franca, Joao Vitor Da Silva"]
[Result "0-1"]
[ECO "D59"]
[BlackElo "1845"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "96"]
[EventDate "2025.??.??"]

{[%evp 0,96,29,29,16,-24,-23,-18,-2,-16,12,18,18,21,37,5,34,48,30,27,30,-2,-13,-9,-9,-33,-23,-34,-41,-41,-37,-41,-54,-56,-65,-73,-26,-27,-26,-28,-13,-33,-39,-38,-24,-24,-27,-64,-32,-61,-63,-85,-63,-65,-70,-158,-116,-116,-116,-102,-102,-112,-87,-88,-76,-88,-79,-88,-51,-78,-88,-86,-107,-98,-110,-129,-134,-140,-124,-101,-111,-177,-137,-176,-130,-136,-127,-127,-123,-124,-51,-49,-89,-203,-212,-216,-221,-253,-273]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 b6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. a3 (10. Nxd5) 10... Nxc3 11. bxc3 Bb7 12. Be2 $146 (12. Bd3 Nd7 13. O-O c5 (13... Rfd8 14. Re1 c5 15. e4 cxd4 16. cxd4 e5 17. d5 Rac8 18. Bf1 Rc3 19. Qa4 a5 20. Nd2 Nc5 21. Qd1 Rc8 22. Nb1 Rb3 23. Nd2 Rc3 24. Nb1 Rb3 25. Nd2 Rb2 26. Nc4 Rb3 {Santiago Abreu,M-Ferreira,F (1357) Cuiaba 2021 ½-½}) 14. e4 Rfd8 15. Re1 Rac8 16. e5 cxd4 17. cxd4 Rc3 18. a4 Nc5 19. Be2 Nb3 20. a5 Nxa1 21. Qxa1 Qc7 22. axb6 axb6 {0-1 (22) Medl,F-Antal,J Keszthely 1994}) 12... Rd8 13. Qc2 Nd7 14. O-O c5 15. Nd2 Rac8 16. Qb2 Nf6 17. Bf3 Rc7 18. Bxb7 Rxb7 19. Rfc1 Rc7 20. Rc2 Rdc8 21. Rac1 cxd4 22. exd4 Qd6 23. h3 $2 {Mistake. c4 was best.} (23. c4) 23... e5 $6 {Inaccuracy. Nh5 was best.} (23... Nh5) 24. dxe5 Qxe5 25. c4 Qf4 26. Rc3 Rd8 27. R1c2 Rcd7 28. Rf3 Qg5 29. Rg3 Qf5 30. Rf3 Qe6 31. Re3 Qc6 32. Re1 Rd3 33. Qc1 Qd6 $6 {Inaccuracy. Qc5 was best.} (33... Qc5) 34. Nf3 Qxa3 35. Qxa3 Rxa3 36. Kf1 $2 {Mistake. c5 was best.} (36. c5) 36... Ra5 37. Nd2 Rc5 38. Rec1 Rdc8 39. Nb3 R5c7 40. f3 $2 {Mistake. Nd4 was best.} (40. Nd4 Ne4 41. Nf5 Kh7 42. Ne3 Rd7 43. Ra2 Rc6 44. Rcc2 g6 45. g3 Kg7) 40... Nd7 $6 {Inaccuracy. Nd5 was best.} (40... Nd5 41. Ra2 Ne3+ 42. Kg1 Nxc4 43. Rac2 Kh7 44. Nd4 a6 45. Nb3 Kg8 46. h4) 41. f4 $6 {Inaccuracy. Nd4 was best.} (41. Nd4 Nc5 42. Ra2 Rd7 43. Nf5 Re8 44. Rca1 Re5 45. Ng3 a5 46. Rb1 Rd6) 41... Nc5 42. Nxc5 Rxc5 43. Ke2 b5 44. Kd3 $6 {Inaccuracy. Ra1 was best.} (44. Ra1 Rxc4 45. Rxc4 Rxc4 46. Ra5 a6 47. Rxa6 Rxf4 48. Rb6 Rf5 49. Ke3 g6) 44... Rxc4 45. Rxc4 Rxc4 46. Rf1 Ra4 47. Rb1 a6 48. g3 Ra3+ {0-1 Black wins. PRECISÃO: BRANCAS 91% PRETAS 95%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.13"]
[Round "5.6"]
[White "Leus, Lucas Resende"]
[Black "Silva, Herivaldo Souza e"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "1865"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "51"]
[EventDate "2025.??.??"]

{[%evp 0,51,31,16,29,-2,40,41,51,23,26,16,19,11,32,51,41,54,85,-2,74,14,107,77,28,-4,-24,-16,-11,-18,-18,-107,-124,-29,112,98,97,57,134,137,170,180,285,317,398,544,29995,29992,29993,29994,29995,29996,29997,29998]} 1. d4 Nf6 (1... g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 Nd7 5. g3 Ngf6 6. Bg2 O-O 7. O-O {½-½ (8) Kempinski,R (2530)-Urban,K (2490) Krynica 1997}) 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. e4 c5 9. Rb1 (9. d5 Ng4 10. Qc2 a6 11. h3 Nge5 12. Nd2 Nb6 13. b3 f5 14. f4 Nf7 15. Bb2 Bd7 16. Nf3 fxe4 17. Nxe4 Bf5 18. Bxg7 Kxg7 19. g4 Bxe4 20. Qxe4 Nd7 21. Rae1 Re8 22. g5 b5 23. h4 bxc4 {Volodin,A (2468)-Ehrlich,S (1803) Tallinn EST 2025 1-0 (39)}) 9... Rb8 $146 (9... cxd4 10. Nxd4 Qc7 11. b3 Ne5 12. h3 Bd7 13. Be3 a6 14. Qd2 Rfc8 15. Rfc1 Nc6 16. Nde2 Ne5 17. f4 Nc6 18. Na4 Re8 19. Nb6 Rad8 20. Nc3 e5 21. Ncd5 Qb8 22. b4 Nxe4 23. Bxe4 exf4 24. Bxf4 {Rua,A (1775)-Cavalcante,R (1975) Brasilia 2012 0-1 (33)}) 10. Re1 Ne8 11. e5 $6 {Inaccuracy. Be3 was best.} (11. Be3 Nc7) 11... cxd4 12. exd6 Nxd6 13. Nd5 e6 $6 {Inaccuracy. e5 was best.} (13... e5 14. b3) 14. Bf4 $6 {Inaccuracy. Bg5 was best.} (14. Bg5 Nf6) 14... Nc5 15. b4 $2 {Mistake. Nb4 was best.} (15. Nb4) 15... Nce4 16. Nxd4 $2 {Mistake. Ne7+ was best.} (16. Ne7+ Qxe7) 16... e5 $4 {Blunder. exd5 was best.} (16... exd5 17. c5 Nf5 18. c6 Qb6 19. Rxe4 dxe4 20. c7 Ra8 21. Nxf5 Bxf5 22. g4) 17. Bxe5 Bxe5 18. Bxe4 Bg7 $4 {Blunder. Nxc4 was best.} (18... Nxc4) 19. Qd3 Nxe4 20. Rxe4 Bxd4 $2 {Mistake. Kh8 was best.} (20... Kh8) 21. Qxd4 Be6 $2 {Mistake. Bf5 was best.} (21... Bf5 22. Ne7+ Qxe7 23. Rxe7 Bxb1 24. Qxa7 Rbd8 25. h4 h5 26. a3 Bf5 27. Qb6) 22. Nf6+ Kg7 $4 {Checkmate is now unavoidable. Qxf6 was best.} (22... Qxf6 23. Qxf6 Bf5 24. Rbe1 Bxe4 25. Rxe4 b5 26. cxb5 Rxb5 27. Qa6 Rd5 28. Kg2) 23. Nh5+ Kh6 24. Qg7+ Kxh5 25. Qxh7+ Kg5 26. Qh4+ {1-0 White wins. PRECISÃO: BRANCAS 91% PRETAS 78%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.16"]
[Round "6.1"]
[White "Bastos Pinto, Selmo"]
[Black "Santos Filho, Tadeu Sousa"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2066"]
[BlackElo "2023"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "99"]
[EventDate "2025.??.??"]

{[%evp 0,99,80,5,75,66,18,44,66,87,87,43,88,15,18,18,29,14,7,-21,-14,7,21,35,41,6,26,28,28,16,16,35,63,34,61,1,-6,-2,-7,-18,99,77,136,100,216,225,213,218,244,198,196,72,291,293,395,268,271,254,287,113,152,160,171,168,171,176,221,215,226,171,163,140,140,183,153,152,228,228,374,236,248,248,256,263,264,264,314,441,529,598,643,639,726,615,650,669,737,737,747,710,861,1059]} 1. d4 e6 2. Nf3 d5 3. Bf4 c5 4. e3 Nf6 5. Nbd2 Bd6 6. Bg3 O-O 7. c3 b6 8. Ne5 Qc7 9. f4 Bb7 10. Bd3 Ba6 11. Bxa6 Nxa6 12. Qe2 $146 (12. O-O Rac8 13. a4 Rfd8 14. Bh4 Be7 15. Bxf6 Bxf6 16. Qg4 Qe7 17. Rf3 Nb8 18. Rh3 Nd7 19. Qh5 Nf8 20. Rg3 cxd4 21. exd4 g6 22. Qh3 Bg7 23. Ng4 h5 24. Ne5 Qf6 25. Rf1 Qf5 26. Qxf5 exf5 {Vasquez Gomez,E-Aguiar Oyuela,L (1162) Bucaramanga 2022 1-0 (43)}) 12... Qb7 13. O-O Nc7 14. f5 Rad8 15. Bh4 Nce8 16. Ng4 $6 {Inaccuracy. fxe6 was best.} (16. fxe6 fxe6) 16... Be7 17. Nxf6+ Nxf6 18. g4 $6 {Inaccuracy. fxe6 was best.} (18. fxe6 fxe6) 18... Ne8 19. Bg3 c4 $2 {Mistake. exf5 was best.} (19... exf5 20. gxf5) 20. e4 dxe4 $6 {Inaccuracy. exf5 was best.} (20... exf5 21. gxf5) 21. fxe6 f6 $6 {Inaccuracy. fxe6 was best.} (21... fxe6 22. Rxf8+) 22. Rae1 b5 23. Qxe4 Qb6 24. Rf5 g6 25. Rd5 $2 {Mistake. Rf2 was best.} (25. Rf2 Ng7 26. Qg2 f5 27. h3 Qa6 28. a3 Qc8 29. Rfe2 a5 30. Nf3 b4) 25... Ng7 $4 {Blunder. f5 was best.} (25... f5 26. Qe5) 26. Rd7 Rde8 27. Qb7 Qxb7 28. Rxb7 f5 29. Be5 $6 {Inaccuracy. d5 was best.} (29. d5 Bc5+ 30. Kg2 h5 31. g5 f4 32. Bf2 f3+ 33. Nxf3 Bxf2 34. Kxf2 Rf4) 29... Nxe6 30. gxf5 Rxf5 31. Bg3 Bg5 32. Ne4 Be7 33. Rxa7 b4 34. Nd6 Bxd6 35. Bxd6 bxc3 36. bxc3 Rg5+ $6 {Inaccuracy. Nc7 was best.} (36... Nc7 37. Rxe8+ Nxe8 38. Be5 Nf6 39. Bxf6 Rxf6 40. Ra4 Rc6 41. Rb4 Kf7 42. Kf2) 37. Kh1 Rb5 38. a4 Rb3 39. Bb4 Nc7 40. Rxe8+ Nxe8 41. a5 Nf6 42. a6 Nd5 $6 {Inaccuracy. Rb1+ was best.} (42... Rb1+ 43. Kg2 Ra1 44. Ra8+ Kg7 45. Bf8+ Kf7 46. a7 Rxa7 47. Rxa7+ Kxf8 48. Kf3) 43. Rb7 Nxb4 $6 {Inaccuracy. Rb1+ was best.} (43... Rb1+ 44. Kg2 Rb2+ 45. Kf3 Rxh2 46. a7 Ra2 47. Ke4 Nf6+ 48. Ke5 Ng4+ 49. Kf4) 44. a7 Rb1+ 45. Kg2 Rb2+ 46. Kg3 Ra2 47. cxb4 Ra3+ 48. Kf2 Ra2+ 49. Ke3 Ra3+ {1-0 White wins. PRECISÃO: BRANCAS 94% PRETAS 89%} 50. Ke4 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.16"]
[Round "6.2"]
[White "De Moura Silva, Guilherme"]
[Black "Manzi, Luiz Antonio Bardar"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1968"]
[BlackElo "2058"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "79"]
[EventDate "2025.??.??"]

{[%evp 0,79,18,36,53,12,24,24,42,40,42,48,31,23,33,25,45,34,33,49,47,60,69,59,124,116,114,79,198,146,152,139,166,142,146,146,141,125,170,158,151,151,151,168,148,151,195,113,146,95,95,165,178,178,184,179,211,189,221,247,269,283,297,359,401,352,589,382,411,451,400,414,442,413,505,422,444,444,444,1098,1200,1255]} 1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. d4 e6 5. Nf3 Be7 6. Bd3 Nc6 (6... O-O 7. O-O Nd7 8. Re1 N7f6 9. Nxd5 exd5 10. c3 Bg4 11. h3 Bh5 12. Bf4 Bd6 13. Bg5 Be7 14. Bf4 Bd6 15. Bg5 Be7 16. Bf4 {½-½ (16) Palac,M (2559)-Zelcic,R (2591) Stari Mikanovci 2008}) 7. a3 Bf6 $146 (7... O-O 8. h4 h6 9. g4 e5 10. Nxd5 Qxd5 11. dxe5 Rd8 12. Rg1 Nxe5 13. Nxe5 Qxe5+ 14. Be3 Bc5 15. Bh7+ Kxh7 16. Qxd8 Be6 17. Qd3+ Kg8 18. Qc3 Qe4 19. Qxc5 Re8 20. O-O-O Bxg4 21. Rd4 Qe6 22. Rdxg4 {Garcia Almaguer,J (2090)-Cueto,J (2134) chess.com INT 2023 1-0}) 8. Ne2 O-O 9. O-O e5 $6 {Inaccuracy. Nde7 was best.} (9... Nde7) 10. c4 Nde7 11. d5 Nb8 12. Ng3 Ng6 13. Ne4 $2 {Mistake. Re1 was best.} (13. Re1 a5 14. h3 c6 15. Be4 cxd5 16. cxd5 Be7 17. Nf5 Bxf5 18. Bxf5 Ra6) 13... c6 $2 {Mistake. Be7 was best.} (13... Be7 14. Ng3) 14. d6 Bg4 15. h3 Be6 16. Nxf6+ gxf6 17. c5 Nd7 18. b4 a5 19. Be3 f5 20. Ng5 f4 $6 {Inaccuracy. Nf6 was best.} (20... Nf6 21. f4 e4 22. Nxe6 fxe6 23. Bc4 Nd5 24. Bxd5 exd5 25. b5 Rf7 26. bxc6) 21. Nxe6 $6 {Inaccuracy. Qh5 was best.} (21. Qh5 Nf6 22. Qh6 axb4 23. Bd2 bxa3 24. Bxg6 hxg6 25. Nxe6 fxe6 26. Qxg6+ Kh8) 21... fxe6 22. Bd2 Nf6 $6 {Inaccuracy. Qg5 was best.} (22... Qg5 23. Qg4 Qxg4 24. hxg4 Kg7 25. Rfc1 axb4 26. axb4 h6 27. Bc3 Nh8 28. f3) 23. Bc3 Nd5 24. Bxg6 hxg6 25. Bxe5 Qg5 26. Re1 $6 {Inaccuracy. Qd4 was best.} (26. Qd4 Rf7 27. Kh2 Qf5 28. Rfe1 g5 29. f3 axb4 30. axb4 Rff8 31. Re4 Ne3) 26... Rf5 $2 {Mistake. Ne3 was best.} (26... Ne3 27. Qf3 Qxe5 28. Rad1 axb4 29. axb4 Ra4 30. fxe3 Rxb4 31. Qg4 Kg7 32. exf4) 27. Qd4 Kh7 28. Re4 a4 29. f3 Raf8 30. Rae1 R8f7 31. Qf2 Qh5 32. Bd4 Rg5 33. Re5 Ne3 34. Rxg5 Qxg5 35. Bxe3 fxe3 36. Qxe3 Qg3 37. f4 Qh4 38. Qxe6 Qxf4 $6 {Inaccuracy. Kh6 was best.} (38... Kh6 39. Qe5 Qxf4 40. Qxf4+ Rxf4 41. Re7 Kg5 42. Rxb7 Rd4 43. Kh2 Rd3 44. Rc7) 39. Qxf7+ Qxf7 40. Re7 {1-0 White wins. PRECISÃO: BRANCAS 95% PRETAS 90%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.16"]
[Round "6.3"]
[White "Lopes, Eduardo Moraes"]
[Black "Bezerra, Natacio Goncalves"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1913"]
[BlackElo "1926"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "52"]
[EventDate "2025.??.??"]

{[%evp 0,52,29,36,51,35,76,28,34,63,63,27,27,28,23,35,35,-17,27,18,8,14,21,38,27,19,118,25,25,12,17,17,15,6,23,-62,-111,-101,-170,-179,-179,-367,-162,-136,-92,-72,-85,-91,-79,-113,-69,-24,-155,-652,-633]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Qb6 10. c4 Bb4+ 11. Ke2 Ba6 $6 {Inaccuracy. f5 was best.} (11... f5 12. exf6) 12. Kf3 f5 13. Nf2 $6 {Inaccuracy. exf6 was best.} (13. exf6 Nxf6 14. c5 Qa5 15. Nd6+ Ke7 16. Bxa6 Qxa6 17. Be3 Raf8 18. Qd4 Ba5) 13... Ne7 14. Be3 Bc5 15. Bxc5 Qxc5 16. Qa4 Bb7 (16... Qb6 17. Qa3 c5 18. h4 Nc6 19. Rd1 Nd4+ 20. Kg3 Bb7 21. b4 Qc6 22. Qd3 d6 23. exd6 O-O 24. bxc5 e5 25. fxe5 Ne6 26. Qf3 Qxc5 27. Rd5 Bxd5 28. Qxd5 f4+ 29. Kh2 Qxf2 30. Qxe6+ Kh8 31. Qg4 {Sevian,S (2687)-Praggnanandhaa,R (2690) chess.com INT 2023 0-1 (50)}) 17. Qc2 $4 $146 {Blunder. h4 was best.} (17. Nd3 Qd4 18. Qb4 Rb8 19. Qc5 Qxc5 20. Nxc5 Bc8 21. b3 h6 22. h4 g6 23. g3 Rg8 24. Be2 Kd8 25. Rad1 Kc7 26. Rd6 Rg7 27. Rhd1 Ng8 28. Ke3 g5 29. Bf3 Rb6 30. Bh5 Re7 31. hxg5 hxg5 {Dubov,D (2707)-Shandrygin,N (2209) chess.com INT 2024 1-0 (37)}) (17. h4 Qb6 (17... Qd4 18. Qb3 Ng6 19. g3 Rb8 20. Rd1 c5+ 21. Ke2 Nxf4+ 22. gxf4 Qxf4 23. Rh3 Qxe5+ 24. Qe3 Qxb2+ 25. Rd2 Qb4 26. Qe5 Ba6 27. Qxg7 Bxc4+ 28. Ke1 Qb1+ 29. Rd1 Qb4+ 30. Rc3 d5 31. Qxh8+ Kf7 {Siddharth,J (2516)-Chen,Y (2294) Liaocheng CHN 2024 1-0 (37)}) 18. Qa3 c5+ 19. Kg3 h6 (19... Nc6 20. Nd3 Rc8 21. Qxc5 Qd8 22. Qd6 Ne7 23. b3 O-O 24. Be2 Bc6 25. Bf3 Qe8 26. Rad1 Be4 27. Nf2 Qg6+ 28. Kh2 Bxf3 29. gxf3 Rce8 30. Qxd7 Qh6 31. Kg2 Kh8 {Tilahun,A (1944)-Daspres,L (2207) chess.com INT 2025 1-0 (56)}) 20. Rd1 Rc8 21. Be2 Rg8 22. Rd6 Rc6 23. Rhd1 g5 24. Bh5+ Kf8 25. Rxd7 gxf4+ 26. Kxf4 Rxg2 27. Rd8+ Kg7 28. R1d7 Rc7 29. Nh3 Qc6 30. Bf3 Rg4+ 31. Bxg4 Rxd7 {Kurchenko,E (2306)-Shandrygin,N (2209) chess.com INT 2024 0-1 (55)}) 17... g5 18. g3 $6 {Inaccuracy. Qc3 was best.} (18. Qc3 gxf4 19. Re1 Ng6 20. Nd3 Qe7 21. h4 c5+ 22. Kf2 Rg8 23. Rh3 Bc6) 18... gxf4 19. gxf4 Qd4 20. c5 Nd5 $6 {Inaccuracy. Ng6 was best.} (20... Ng6 21. Qc3 Qxf4+ 22. Ke2 Ba6+ 23. Ke1 Bxf1 24. Kxf1 Qxe5 25. Nd3 Qxc3 26. bxc3) 21. Qc1 Rg8 22. Be2 $6 {Inaccuracy. Bc4 was best.} (22. Bc4 Qxc5) 22... Ke7 $4 {Blunder. Rg4 was best.} (22... Rg4 23. Nxg4 fxg4+ 24. Kg3 h5 25. h4 Ne3 26. Bf1 Nf5+ 27. Kg2 O-O-O 28. Qc3) 23. Rd1 Qb4 24. a3 Qa5 25. b4 Qd8 26. Qd2 $4 {Blunder. Bc4 was best.} (26. Bc4) 26... Qe8 {0-1 Black wins. PRECISÃO: BRANCAS 81% PRETAS 91%} 0-1

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.16"]
[Round "6.5"]
[White "Frolov, Ivan"]
[Black "Lombardi, Alberto Horacio"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2059"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "43"]
[EventDate "2025.??.??"]

{[%evp 0,43,29,16,48,35,99,23,13,-5,21,-13,-5,-17,15,17,50,50,24,10,25,-25,-18,-44,-11,-4,-4,-25,17,2,30,2,34,33,22,33,44,43,90,75,215,243,345,390,395,393]} 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 a6 5. Bd3 Nc6 6. O-O $6 {Inaccuracy. Bc2 was best.} (6. Bc2 e5 7. d4 exd4 8. cxd4 d5 9. e5 Ne4 10. O-O cxd4) 6... e6 $6 {Inaccuracy. h6 was best.} (6... h6 7. Re1 g5 8. Bc4 g4 9. hxg4 Bxg4 10. d4 e6 11. dxc5) 7. Bc2 b5 8. d4 Bb7 $6 {Inaccuracy. cxd4 was best.} (8... cxd4) 9. Re1 Be7 10. Nbd2 O-O 11. Nf1 Qc7 12. Ng3 $146 (12. Bg5 Rfe8 13. Qd2 Rac8 14. Rac1 a5 15. Qf4 e5 16. dxe5 dxe5 17. Qh4 Nd7 18. Ne3 f6 19. Bh6 gxh6 20. Nf5 Bf8 21. Qg4+ Kh8 22. Re3 Ne7 23. N3h4 Nxf5 24. Nxf5 Nb6 25. Rg3 Qf7 26. Bd1 h5 {Ottaviani,G (1923)-Balducci,A Foligno 2008 1-0}) 12... Rad8 13. Be3 Rd7 14. Rc1 Qb8 15. Bb1 cxd4 16. cxd4 Bd8 17. a3 Bc7 $6 {Inaccuracy. Ne7 was best.} (17... Ne7) 18. Qd3 e5 19. Bg5 Qe8 $4 {Blunder. Bd8 was best.} (19... Bd8 20. d5 Na7 21. b3 Bc8 22. Kh1 Rc7 23. Rxc7 Qxc7 24. Rc1 Qb8 25. Nh4) 20. d5 Ne7 21. Bxf6 gxf6 22. Nh5 {1-0 White wins. PRECISÃO: BRANCAS 93% PRETAS 85%} 1-0

[Event "MAGISTRAL ALBERTO LOMBARDI 0 CMUN 2025"]
[Site "Rio de Janeiro"]
[Date "2025.10.16"]
[Round "6.6"]
[White "Silva, Herivaldo Souza e"]
[Black "Nogueira, Adnilton Correia De"]
[Result "1-0"]
[ECO "A30"]
[BlackElo "1638"]
[Annotator "Chessbase - SF 17.1"]
[PlyCount "100"]
[EventDate "2025.??.??"]

{[%evp 0,100,29,-22,39,14,15,16,45,50,26,24,85,75,81,64,96,91,135,134,135,122,124,103,138,109,140,122,138,141,152,100,144,112,172,124,172,110,146,122,134,47,103,42,85,60,216,110,140,122,186,73,132,62,136,136,189,59,57,11,69,73,163,48,89,77,114,100,100,32,61,1,59,31,179,129,136,161,211,103,102,106,106,114,143,136,135,114,112,109,114,116,112,110,120,110,139,140,147,136,205,193,209]} 1. c4 c5 2. Nf3 Nc6 3. e3 g6 $6 {Inaccuracy. Nf6 was best.} (3... Nf6 4. d4 cxd4 5. exd4 d5 6. h3 a6 7. Nc3 dxc4 8. Bxc4) 4. Nc3 Bg7 5. Be2 e6 (5... Nf6 6. d4 cxd4 7. exd4 d5 8. cxd5 Nxd5 9. Qb3 Nxc3 10. bxc3 Qc7 11. O-O O-O 12. Be3 Na5 13. Qb2 {½-½ (13) Fang,Y (2448)-Pikula,D (2456) Novi Sad 2016}) 6. d4 (6. O-O Nge7 7. d4 cxd4 8. Nxd4 O-O 9. Nxc6 Nxc6 10. Qc2 d5 11. cxd5 exd5 12. Rd1 d4 13. Nb5 Bf5 14. e4 Be6 15. Bf4 Rc8 16. Nd6 Rc7 17. Nxb7 Rxb7 18. Qxc6 Rxb2 19. Bc4 Qc8 20. Qxc8 Rxc8 {Sadovsky,A (2276)-Garcia Ramos,D (2436) chess.com INT 2024 ½-½ (60)}) 6... Nge7 $6 $146 {Inaccuracy. cxd4 was best.} (6... cxd4 7. exd4 (7. Nxd4 d5 8. Nxc6 bxc6 9. O-O Ne7 10. Bd2 O-O 11. Na4) 7... d5 8. cxd5 (8. Be3 Nge7 9. O-O O-O 10. cxd5 Nxd5 11. Rc1 Bd7 12. a3 Rc8 13. Qd2 Nxe3 14. fxe3 Bh6 15. Rf2 Na5 16. Rcf1 Nc4 17. Bxc4 Rxc4 18. Qd3 Rc8 19. Ne5 Be8 20. e4 Bg7 21. Nf3 {Villalba,N-Saralegui,A (2037) Lichess.org INT 2020 1-0 (45)}) 8... exd5 9. Qb3 Nge7 10. Bf4 O-O 11. Rd1 Nf5 12. Nb5 Qa5+ 13. Qc3 Be6 14. O-O a6 15. Qxa5 Nxa5 16. Nc7 Rac8 17. g4 Ne7 18. h3 Nac6 19. Rfe1 h6 20. Bf1 Kh7 21. Bg2 {Sucikova,S (2110)-Stolberg Rohr,T (2025) Fredericia 2019 1-0 (34)}) 7. dxc5 Qa5 $6 {Inaccuracy. b6 was best.} (7... b6 8. cxb6 axb6 9. e4 O-O 10. O-O Bb7 11. Bf4 f5 12. Qd2) 8. O-O Qxc5 $6 {Inaccuracy. O-O was best.} (8... O-O 9. Nb5 a6 10. Bd2 Qd8 11. Nc3 b6 12. cxb6 Qxb6 13. Na4 Qb8 14. Rc1) 9. Ne4 Qb6 10. Nd6+ Kf8 11. Rb1 Nf5 12. Nxf5 gxf5 13. b3 Qc7 14. Ba3+ Kg8 15. Bb2 $6 {Inaccuracy. Bd6 was best.} (15. Bd6 Qd8 16. Nd4 Nxd4 17. exd4 h5 18. Bf3 Bf8 19. Be5 Rh7 20. b4 h4) 15... f6 $2 {Mistake. b6 was best.} (15... b6) 16. c5 Nb4 $6 {Inaccuracy. b6 was best.} (16... b6 17. Rc1 Bb7 18. Nh4 h5 19. cxb6 axb6 20. b4 Qd8 21. Nxf5 Rxa2 22. Rc2) 17. a3 Nd5 18. b4 b6 19. Rc1 Bb7 20. Qc2 $6 {Inaccuracy. Nd4 was best.} (20. Nd4 Qe5 21. Qa4 Rd8 22. Qxa7 Qb8 23. Qxb8 Rxb8 24. c6 Bxc6 25. Nxc6 dxc6) 20... Kf7 21. Rfd1 Rhg8 22. cxb6 $4 {Blunder. Nh4 was best.} (22. Nh4 Bh6 23. Bh5+ Ke7 24. Qd3 a5 25. Bf3 Rg5 26. g3 axb4 27. axb4 Ra2) 22... Qd8 $4 {Blunder. Qxc2 was best.} (22... Qxc2) 23. Qb3 $6 {Inaccuracy. bxa7 was best.} (23. bxa7 Bh6 24. Bd4 Kg7 25. Qa4 d6 26. Ba6 Nc3 27. Rxc3 Be4 28. Kf1 Kh8) 23... Qxb6 $6 {Inaccuracy. Nxb6 was best.} (23... Nxb6 24. Rc5 Bf8 25. Rxf5 Be7 26. Rh5 Rg7 27. g3 Rc8 28. Nd4 Bd5 29. Rxd5) 24. Nd4 Bh6 $6 {Inaccuracy. Rgc8 was best.} (24... Rgc8 25. Rxc8 Rxc8 26. Nxf5 Qc7 27. Rd2 Bf8 28. Ng3 Kg8 29. Qd3 a5 30. b5) 25. Bh5+ $6 {Inaccuracy. Nxf5 was best.} (25. Nxf5 Rxg2+ 26. Kxg2 Nxe3+ 27. Kg1 Rg8+ 28. Ng3 Nxd1 29. Qxd1 Ke7 30. Rc5 Rg6) 25... Ke7 26. g3 Rac8 27. Rxc8 Rxc8 28. Rc1 $4 {Blunder. Bf3 was best.} (28. Bf3 Nxe3 29. Bxb7 Qxb7 30. fxe3 Qe4 31. Kf2 e5 32. Nf3 a5 33. Ne1 d5) 28... Rxc1+ 29. Bxc1 Qc7 $2 {Mistake. f4 was best.} (29... f4 30. gxf4 Nxf4 31. Qc2 Nxh5 32. Qxh7+ Ng7 33. Qxh6 Kf7 34. Qh7 Qd6 35. Bd2) 30. Bb2 Ba6 $4 {Blunder. Qc8 was best.} (30... Qc8 31. a4 Bf8 32. a5 Kd8 33. b5 Qc5 34. a6 Ba8 35. Nc2 Qc7 36. Bf3) 31. Bf3 $4 {Blunder. Nxf5+ was best.} (31. Nxf5+ exf5 32. Qxd5 Qc4 33. Qxc4 Bxc4 34. Bd4 a6 35. f4 Bf8 36. Bd1 Ke6) 31... Bc4 $2 {Mistake. Qc4 was best.} (31... Qc4 32. Qd1) 32. Qc2 Nb6 33. Nb5 Qb8 34. Qc3 $2 {Mistake. Bd4 was best.} (34. Bd4 Bxb5 35. Qc5+ Kf7 36. Qxb5 Qc7 37. Bh5+ Kg8 38. Bxf6 Nc4 39. Qa4 Nd2) 34... e5 35. a4 $6 {Inaccuracy. Qc2 was best.} (35. Qc2) 35... d5 $6 {Inaccuracy. Be6 was best.} (35... Be6) 36. Qc2 $6 {Inaccuracy. Bd1 was best.} (36. Bd1 Bxb5) 36... e4 $4 {Blunder. Nxa4 was best.} (36... Nxa4) 37. Bd1 $6 {Inaccuracy. Nd4 was best.} (37. Nd4 Qc8 38. Bg2 f4 39. gxf4 Qd7 40. b5 Ke8 41. a5 Nc8 42. Qd1 Bf8) 37... Bxb5 38. Qc5+ Qd6 $6 {Inaccuracy. Ke6 was best.} (38... Ke6 39. Qxb5 Nd7 40. Qc6+ Qd6 41. Qxd6+ Kxd6 42. Bd4 a6 43. Be2 Nb8 44. b5) 39. Bxf6+ $2 {Mistake. Qxb5 was best.} (39. Qxb5 Bf8 40. a5 Nc4 41. Bd4 Kf7 42. Kg2 Ne5 43. Bxa7 Nd3 44. Bd4 Qxb4) 39... Ke6 40. Qxd6+ Kxd6 41. axb5 Nc4 $6 {Inaccuracy. Bf8 was best.} (41... Bf8 42. Bd4 Kc7 43. Bh5 Nc4 44. Bc5 Bd6 45. Bxa7 Bxb4 46. Bd4 Nd6 47. Be2) 42. Bd4 Nb6 43. Kf1 Ke6 44. Bb3 Bf8 45. Bc5 Bg7 46. Ke2 Bc3 47. f3 exf3+ 48. Kxf3 Ke5 $6 {Inaccuracy. Be5 was best.} (48... Be5) 49. h3 Nd7 50. Bxa7 Bxb4 {1-0 White wins. PRECISÃO: BRANCAS 83% PRETAS 80%} 1-0

