[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.1"]
[White "Rafael, Ventura Dos Santos"]
[Black "Otavio, De Souza Laba"]
[Result "1-0"]
[ECO "E81"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "49"]
[EventDate "2024.06.10"]

{[%evp 17,49,-25,-11,-21,0,1,1,-18,109,-32,-32,-32,18,8,77,55,55,16,75,75,75,
75,72,4,15,20,261,142,274,104,124,117,170,161]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
4. e4 d6 5. f3 O-O 6. Nge2 c5 7. Be3 Nc6 8. d5 Ne5 9. Ng3 h5 10. Be2 e6 11. O-O
$146 ({RR} 11. Bg5 Qa5 12. O-O exd5 13. cxd5 a6 14. a4 Bd7 15. h3 c4 16. Be3
Rfe8 17. Nh1 Qb4 18. Bd4 b5 19. axb5 axb5 20. Rxa8 Rxa8 21. Nf2 Bc8 22. f4 Ned7
23. e5 Ne8 24. e6 Ndf6 25. exf7+ Kxf7 {Toktomushev,T (2295)-Vaishali,R (2490)
chess.com INT 2024 1-0 (71)}) ({RR} 11. Nf1 exd5 12. cxd5 a6 13. a4 Bd7 14. Nd2
b5 15. axb5 axb5 16. Rxa8 Qxa8 17. Nxb5 Qa6 18. Nc3 Nd3+ 19. Bxd3 Qxd3 20. Qe2
Qc2 21. Nc4 Qb3 22. Nxd6 Ra8 23. O-O h4 24. Rd1 Nh5 25. Bxc5 Nf4 {Melian,J 
(2238)-Espinoza Villanueva,R (1928) chess.com INT 2024 1-0 (54)}) 11... exd5
12. Nxd5 {The position is equal.} a6 (12... h4 $11 13. Nh1 Nxd5 14. cxd5 h3)
13. a4 (13. Bg5 $16) 13... h4 $15 14. Nh1 Nh7 15. Nf2 f5 (15... Nc6 $11) 16. f4
Nf7 17. Qd2 fxe4 (17... Nf6 $11 {keeps the balance.}) 18. Nxe4 $16 Bf5 19. Bd3
$36 {[%mdl 2048] Black is under strong pressure.} Re8 20. Ndc3 (20. Qc2 $16)
20... Bxe4 21. Nxe4 {Black should prevent f5.} g5 $2 (21... d5 $11 22. cxd5 (
22. Nxc5 dxc4 23. Bxc4 Qxd2 $17) 22... Qxd5) 22. Ra3 ({Weaker is} 22. Nxg5
Nhxg5 23. Rae1 (23. fxg5 $2 Rxe3 24. g6 Ng5 $19) 23... Ne6 $17) (22. fxg5 $18
Re6 23. Qf2) 22... h3 (22... g4 $16 23. Rb3 d5 24. Nxc5 b6) 23. gxh3 $2 (23.
fxg5 $18 {and White stays clearly on top.} Re6 24. gxh3) 23... gxf4 24. Bxf4 {
[#] Black must now prevent Bc2.} Qh4 25. Qg2 {Accuracy: White = 38%, Black =
37%.} 1-0

[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.2"]
[White "Guilherme, De Moura Silva"]
[Black "Iago, Henrique Da Silva S"]
[Result "1/2-1/2"]
[ECO "C67"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "22"]
[EventDate "2024.06.10"]

{[%evp 19,22,15,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6.
dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 1/2-1/2

[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.3"]
[White "Silas, Carvalho Fernandes"]
[Black "Jorge, Luiz Das Chagas Mac"]
[Result "1-0"]
[ECO "D53"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "81"]
[EventDate "2024.06.10"]

{[%evp 12,81,36,36,36,36,36,36,46,32,44,32,68,53,55,66,87,66,67,65,89,89,89,90,
89,90,203,76,70,26,47,16,44,0,68,-5,-6,-138,-128,-113,52,20,20,19,30,20,131,0,
0,0,-2,-2,24,24,24,24,24,24,24,-34,-23,-51,45,0,118,-12,8,-5,0,-2,62,0]} 1. d4
d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 Be7 6. e3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9.
O-O O-O 10. Rc1 a6 $146 ({RR} 10... Nbd7 11. Bb1 Rc8 12. a3 a5 13. Re1 b4 14.
axb4 axb4 15. Na4 Qa5 16. b3 Rfd8 17. Qe2 e5 18. Nc5 Bxc5 19. dxc5 Nxc5 20.
Bxf6 gxf6 21. Qc4 Ne6 22. Qg4+ Kf8 23. Bxh7 Ke7 24. Nh4 Rh8 25. Bc2 {Basson,H 
(1900)-Chedd,N Peterborough ENG 2024 1/2-1/2 (50)}) 11. Bb1 g6 12. Qe2 Re8 13.
Rfd1 Qb6 14. h3 Nbd7 15. e4 Rad8 16. e5 Nd5 17. Ne4 Bxg5 18. Nfxg5 f6 (18...
Re7 $16) 19. Nf3 (19. exf6 $18 {and White stays clearly on top.} N7xf6 20.
Nxf6+ Nxf6 21. Qf3 (21. Nxe6 $2 Rd6 $19)) 19... fxe5 $16 20. dxe5 c5 21. Nd6 {
aiming for Ng5.} Re7 22. Ng5 Rf8 (22... Ba8 $11) 23. g3 (23. Be4 $14 Nf4 24.
Qe3 Bxe4 25. Ngxe4) 23... Ba8 $11 24. f4 (24. h4 $11) 24... c4+ $17 25. Kh2 {
[#]} a5 $2 (25... Nxe5 $1 $17 26. Nc8 Rxc8 27. fxe5 Rf8) 26. Rf1 Nc5 27. Nge4
Nxe4 28. Bxe4 Nb4 (28... Rc7 $11) 29. a3 (29. Bxa8 $16 {Hoping for Be4.} Rxa8 {
[#]} 30. a4 $1 {[%mdl 512]}) 29... Bxe4 $11 30. Qxe4 Nd3 31. Rc2 Rc7 32. a4 $36
{[%mdl 2048] White has the initiative.} Nc5 33. Qd4 Nxa4 34. Qxb6 Nxb6 35. Nxb5
(35. Ra1 $1 $11) 35... Rc5 $15 36. Nd6 Rb8 ({Black should play} 36... Rxe5 $15
37. Ra1 Rd5) 37. Rfc1 h5 (37... Nd5 $11 {remains equal.}) 38. Kg2 (38. b3 $16)
38... a4 39. Kf2 Kg7 40. Kf3 Rc7 ({Better is} 40... Nd5 $11) 41. h4 {[%mdl
32768] Accuracy: White = 47%, Black = 52%. . Loss on time!?} (41. g4 $14) 1-0

[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.4"]
[White "Reryckson, Oliveira Gracie"]
[Black "Natacio, Goncalves Bezerra"]
[Result "0-1"]
[ECO "D00"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "80"]
[EventDate "2024.06.10"]

{[%evp 9,80,8,10,10,22,1,18,9,23,23,24,35,35,23,23,23,23,23,34,16,17,0,0,0,0,
-3,-3,-7,-7,-7,4,0,32,-5,-5,-11,-11,-11,-10,-10,-16,-52,-52,-102,-102,-102,
-111,-102,-68,-76,-40,-478,-478,-478,-482,-1001,-978,-944,-436,-426,-344,-363,
-372,-364,-337,-871,-352,-352,-349,-357,-363,-341,-332]} 1. d4 d5 2. Nc3 Nf6 3.
Bf4 c6 4. e3 Bf5 5. f3 h6 6. g4 Bh7 7. h4 e6 8. Bd3 {The position is equal.}
Bd6 9. Nge2 Qc7 10. Bxh7 Nxh7 11. Qd3 Nf6 12. O-O-O Nbd7 13. Bxd6 Qxd6 14. g5
Nh5 15. Rdg1 $146 ({RR} 15. e4 Nf4 16. Qe3 hxg5 17. hxg5 Nxe2+ 18. Nxe2 O-O-O
19. e5 Qe7 20. f4 Rdg8 21. c3 Kc7 22. Ng3 f6 23. exf6 gxf6 24. Nf5 Qe8 25. Rxh8
Rxh8 26. Ng7 Qf7 27. Nxe6+ Kc8 28. f5 fxg5 29. Qxg5 Rg8 {Badacsonyi,S (2196)
-Cancedda-Dupuis,L (1959) Peterborough ENG 2024 1-0 (34)}) 15... O-O-O 16. Kb1
Kb8 17. e4 Nb6 18. e5 Qe7 19. b3 a6 20. Qd2 Nd7 {[%cal Bb6d7,Bd7c5,Bc5e4][%mdl
32]} 21. Kb2 c5 22. f4 g6 23. dxc5 Nxc5 24. Nd4 Ng7 25. Nd1 Ne4 26. Qa5 Rc8 27.
Qb6 Nh5 $36 {[%mdl 2048] Black is in control.} 28. Ne2 Rc6 29. Qe3 Rc7 30. Ndc3
$2 {[%mdl 8192] [#]} ({White should play} 30. gxh6 $15 Rxh6 31. Nf2) 30... Nxc3
$19 31. Nxc3 Rhc8 32. Nb1 (32. gxh6 $142 Rxc3 33. Qxc3 Rxc3 34. Kxc3) 32...
Rxc2+ 33. Ka1 {[#]} hxg5 (33... Rxa2+ $142 $1 {[%mdl 512]} 34. Kxa2 Rc2+ 35.
Ka1 Qb4) 34. fxg5 Ng7 35. Qb6 R8c6 36. Qa5 Nf5 37. Qa3 $2 (37. Rd1) 37... Qxa3
(37... Qc7 $142 38. Re1 Ng3) 38. Nxa3 Re2 39. Re1 Rxe1+ 40. Rxe1 Nxh4 {
Accuracy: White = 59%, Black = 78%.} 0-1

[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.5"]
[White "Zahir, Goncalves Firmo"]
[Black "Luis, Felipe Garcia De Ol"]
[Result "0-1"]
[ECO "D38"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "86"]
[EventDate "2024.06.10"]

{[%evp 10,86,10,-6,-6,-2,-8,-6,24,0,0,0,0,-35,-37,-69,-21,-39,-39,-38,-38,-39,
-23,-20,-20,-20,-21,-32,-32,-37,-38,-94,-94,-94,-94,-94,-102,-101,-97,-116,
-104,-104,-98,-134,-130,-130,-130,-136,-135,-169,-122,-169,-132,-132,-132,-130,
-120,-150,-136,-279,-120,-253,-94,-219,-110,-417,-408,-473,-441,-568,-568,-897,
-849,-1397,-724,-785,-705,-757,-723]} 1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nf3 Nf6
5. Nc3 Bb4 6. Bd2 O-O 7. e3 $146 ({RR} 7. g3 c6 8. Bg2 Bf5 9. O-O Nbd7 10. h3
h6 11. a3 Bd6 12. Re1 Ne4 13. Nxe4 Bxe4 14. Kh2 f5 15. Bf4 Bxf4 16. gxf4 Bxf3
17. Bxf3 Qh4 18. Rg1 Qxf2+ 19. Rg2 Qe3 20. Rc1 Qxf4+ 21. Kh1 Nf6 {Nevska,G 
(1872)-Kanyamarala,T (2264) FIDE Online Arena INT 2024 0-1 (35)}) ({RR} 7. a3
Bd6 8. Bg5 c6 9. e3 h6 10. Bh4 Bf5 11. Bd3 Bxd3 12. Qxd3 Nbd7 13. O-O Qe7 14.
Rab1 a5 15. Qc2 Qe6 16. Rfc1 Rfc8 17. b4 axb4 18. axb4 b5 19. Ne1 Nb6 20. Nd3
Nc4 21. Ra1 Ne4 {Rustemov,A (2525)-Rustamov,R (2287) chess.com INT 2024 0-1 
(64)}) 7... c6 8. Bd3 Bg4 {The position is equal.} 9. O-O Nbd7 10. h3 Bh5 11.
g4 Bg6 12. Qc2 Bd6 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 Nf6 16. Bxg6 hxg6 17.
Rfe1 Qc7 18. Ne5 Rfe8 {[%cal Rd6e5]} 19. Bc3 Nd5 20. Bd2 ({Better is} 20. Nd3
$15) 20... Bxe5 $17 21. dxe5 Rxe5 22. Rxe5 Qxe5 23. Re1 Qd6 24. Qd1 Qd7 25. Bc3
Re8 26. Qd4 {[%csl Gc3][%cal Rd4g7] [#]} Rxe1+ 27. Bxe1 a6 28. Bc3 {[%csl Gc3]
[%cal Rd4g7]} f6 29. h4 Qd6 30. b4 Qf4 31. Qxf4 Nxf4 {[%mdl 4096] Endgame KB-KN
} 32. Bd2 Nd5 33. h5 Kf7 34. f4 (34. hxg6+ $17 Kxg6 35. f3) 34... Ke6 (34... f5
$19 {and Black stays clearly on top.} 35. hxg6+ Kxg6 36. gxf5+ Kxf5) 35. Kf2 (
35. hxg6 $17 {might work better.} f5 36. g5) 35... b5 $2 {[#]} (35... f5 $19 {
has better winning chances. Strongly threatening ...Nf6.} 36. gxf5+ Kxf5 37.
hxg6 Nxf4) 36. Kf3 (36. hxg6 $17 f5 37. Kg3) 36... f5 (36... gxh5 $19 37. gxh5
Kf5) 37. g5 $2 {[%mdl 8192]} (37. hxg6 $17 Kf6 38. gxf5 Kxf5 39. a3) 37... gxh5
$19 38. Ke2 Kd6 {Black is clearly winning.} 39. a3 c5 40. Kd3 c4+ 41. Kd4 Nc7
42. Ke3 Kd5 43. Bc3 Ne6 {Accuracy: White = 34%, Black = 63%.} 0-1

[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.6"]
[White "Marcelo, Dos Santos Silva"]
[Black "Carlos, Alberto De Carvalho"]
[Result "1/2-1/2"]
[ECO "B00"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "20"]
[EventDate "2024.06.10"]

{[%evp 9,20,57,74,55,55,37,37,22,22,18,18,-16,3]} 1. e4 e6 2. d4 b6 3. Nf3 Bb7
4. Bd3 d6 5. O-O Ne7 $146 ({RR} 5... g6 6. Bg5 f6 7. Bh4 g5 8. Nxg5 fxg5 9.
Qh5+ Kd7 10. Bxg5 Be7 11. f4 Nf6 12. Qh3 Nxe4 13. Bxe7 Qxe7 14. f5 exf5 15.
Rxf5 Kd8 16. Nc3 Nxc3 17. bxc3 Nd7 18. Raf1 Rf8 19. Rxf8+ Nxf8 20. Qh6 {
Vingris,M (2140)-Bennett,D (2039) chess.com INT 2024 1-0 (76)}) 6. Bg5 Nd7 7.
Nbd2 h6 8. Bh4 g5 {The position is equal.} 9. Bg3 Bg7 10. Qe2 Ng6 (10... g4 $5
{[%cal Rg4f3]} 11. Nh4 Bxd4 $11) 1/2-1/2

[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.7"]
[White "Herivaldo, Souza E Silva"]
[Black "Alberto, Horacio Lombardi"]
[Result "1/2-1/2"]
[ECO "D60"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "54"]
[EventDate "2024.06.10"]

{[%evp 14,54,19,9,26,23,38,38,38,44,49,48,104,104,104,59,60,55,162,65,496,5,5,
5,4,0,0,0,14,1,1,1,1,3,1,0,0,0,0,0,0,-1,0]} 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Bg5
Be7 5. Nc3 O-O 6. e3 c6 7. Be2 Nbd7 8. O-O b6 9. Rc1 Ba6 10. cxd5 Bxe2 {
White is slightly better.} 11. Qxe2 cxd5 12. Rc2 Rc8 ({Better is} 12... a6 $14)
13. Qa6 $16 Rc7 14. Rfc1 Nb8 15. Qe2 Ne4 (15... Ne8 $1 $14 16. Bf4 Bd6) 16.
Bxe7 (16. Nxe4 $18 Rxc2 17. Qxc2 dxe4 18. Bxe7 Qxe7 19. Qxe4) 16... Qxe7 $4 {
[%mdl 8192] [#]} (16... Nxc3 $14 17. Rxc3 (17. Bxd8 Nxe2+ 18. Kf1 Rxc2 $11)
17... Rxc3 18. Rxc3 Qxe7) 17. Ne5 $2 ({White has to play} 17. Nxd5 $1 $18 {
[%mdl 512]} exd5 18. Rxc7) 17... Nxc3 $11 {The position is equal.} 18. Rxc3
Rfc8 19. Qd2 f6 20. Nd3 (20. Rxc7 {is more complex.} Rxc7 21. Nd3 Rxc1+ 22.
Qxc1 Qd7 23. Qc2) 20... Na6 21. a3 (21. g3 {with more complications.} Rxc3 22.
Rxc3 Rxc3 23. Qxc3 Nc7 24. Nb4) 21... Rxc3 22. Rxc3 Rxc3 23. Qxc3 {[#] aiming
for Qc8+.} Qc7 24. Qxc7 Nxc7 25. Kf1 Kf7 26. Ke2 Ke7 27. Kd2 Kd6 {Accuracy:
White = 68%, Black = 62%.} 1/2-1/2

[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.9"]
[White "Raphael, Lopes De Almeida"]
[Black "Leticia, Fritz Henrique"]
[Result "0-1"]
[ECO "D00"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "91"]
[EventDate "2024.06.10"]

{[%evp 9,91,0,18,20,37,37,40,37,37,37,37,37,35,37,45,21,19,15,24,0,-1,-59,-49,
-49,-49,-83,-83,-83,-7,-7,-7,-7,-7,-7,-7,-7,-7,-17,-9,-33,-23,-32,-26,-37,0,
-44,-21,-15,-15,-28,-18,-28,-28,-28,-16,-21,-21,-21,-21,-21,-21,-21,-17,-18,
-21,-21,-8,-8,-7,-6,-5,-5,-5,-6,-6,-1156,-1067,-1193,-912,-1238,-1001,-1231,0,
-1202]} 1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qd2 h6 6. h3 $146 ({RR} 6.
e3 c6 7. Bd3 Nbd7 8. Ne5 Nxe5 9. Bxe5 b5 10. f3 b4 11. Ne2 a5 12. g4 O-O 13. h4
Nxg4 14. Bxg7 Kxg7 15. fxg4 Bxg4 16. h5 Bxh5 17. O-O-O Bf3 18. Rh3 Be4 19. Ng3
Bxd3 20. Qxd3 Qc8 {Nasir,Z (2057)-Skiadopoulos,N (1917) chess.com INT 2024 1-0}
) 6... a6 7. e3 Nc6 8. Bd3 {White is slightly better.} b6 9. a3 Bb7 10. O-O O-O
11. Rfe1 Kh7 12. Ne2 Ne4 13. Qd1 Re8 14. Bxe4 (14. c4 {feels hotter.} e5 15.
dxe5 Nxe5 16. Bxe4 dxe4 17. Nxe5 Bxe5 18. Bxe5 Rxe5 19. Qc1) 14... dxe4 15. Nd2
({White should play} 15. Ne5 $11) 15... e5 $15 16. dxe5 Nxe5 17. Bxe5 Bxe5 18.
Nc4 Qf6 ({Black should try} 18... Bf6 $17 {Threatens to win with ...Bd5.} 19.
Qxd8 Raxd8) 19. Nxe5 $11 Qxe5 20. Qd4 Rad8 21. Qxe5 Rxe5 22. Rad1 Red5 23. Nc3
Rd2 24. g3 Bc6 25. Kf1 Bb5+ 26. Kg2 Bc6 27. Kf1 R8d6 28. Rxd2 Rxd2 29. Re2 Rxe2
30. Kxe2 {[%mdl 4096] Endgame KB-KN} Kg7 31. h4 f5 32. Na2 a5 33. Nc1 Kf6 34.
Kd2 Ke5 35. Ne2 g5 36. Kc3 Bd7 37. b4 axb4+ 38. axb4 Kd5 39. Nd4 c5 40. bxc5
bxc5 41. Ne2 Bb5 42. Kd2 $2 {[%mdl 8192] [#]} (42. Nc1 $11) 42... Bxe2 $1 $19
43. Kxe2 Kc4 {aiming for ...gxh4.} 44. Kd2 Kb4 45. Kd1 Kc4 46. Kd2 {Accuracy:
White = 69%, Black = 82%.} 0-1

[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.10"]
[White "Rodolfo, De Araujo Bezerra"]
[Black "Alfredo, Cesar Muniz Linhare"]
[Result "1-0"]
[ECO "B00"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "95"]
[EventDate "2024.06.10"]

{[%evp 9,95,-2,18,-4,1,8,18,18,45,59,79,79,76,79,110,91,101,33,45,54,45,16,20,
5,0,-51,-51,-51,-51,-55,-36,-47,-49,-65,-65,-65,-44,-34,-44,-44,-44,-44,-5,-77,
-61,-61,-61,-61,-67,-61,-9,-1,-9,-9,5,0,28,0,81,91,98,0,0,-22,0,-15,-12,-12,
-15,-18,-9,-14,0,0,0,0,0,0,0,0,60,60,62,0,96,39,1483,1280]} 1. e4 Nf6 2. Nc3 d6
3. d4 Nc6 4. Be3 e5 5. Nge2 a6 $146 ({RR} 5... Ng4 6. Bc1 exd4 7. Nxd4 Nxd4 8.
Qxd4 Qf6 9. Qd2 c6 10. h3 Ne5 11. f4 Ng6 12. Qf2 h5 13. g3 Be7 14. Be3 Bf8 15.
O-O-O b6 16. Bg2 Bb7 17. e5 dxe5 18. f5 Bc5 19. Bxc5 bxc5 20. Ne4 {Kleiman,J 
(2399)-Sajin,M (2295) chess.com INT 2024 1-0}) 6. a3 exd4 7. Nxd4 Bd7 8. Be2 {
The position is equal.} Ne5 9. O-O Bg4 10. h3 Bxe2 11. Qxe2 Be7 12. Rad1 O-O
13. Bc1 ({White should try} 13. f4 $16 Ng6 14. Nf5) 13... Nfd7 14. f4 Ng6 15.
Nf3 Re8 16. Be3 Bf6 17. Bc1 Bxc3 18. bxc3 Nc5 19. e5 Qe7 {[%cal Rd6e5]} 20. Qc4
Rad8 21. exd6 cxd6 22. Rfe1 Qc7 23. f5 b5 24. Qg4 Ne5 25. Nxe5 Rxe5 (25... dxe5
{is interesting.} 26. Rxd8 Rxd8 27. Bg5 Re8 28. Bf6 g6) 26. f6 (26. c4 $1 $11 {
remains equal.}) 26... Ne6 27. Rxe5 dxe5 28. Rxd8+ Qxd8 29. fxg7 Qf6 30. Qe4
Kxg7 31. c4 Nc5 32. Qd5 Ne6 33. cxb5 (33. Bb2 $5 {[%cal Rb2e5]} Nd4 34. Bxd4
exd4 35. cxb5 $16) 33... axb5 (33... Nc7 $1 $11 34. Qe4 Nxb5) 34. Bb2 $16 Nd4
35. Qe4 (35. Bxd4 $16 exd4 36. Qxb5) 35... Qd6 $11 36. g4 f6 37. Qd3 Qc5 38.
Bxd4 exd4 {[%mdl 4096] Endgame KQ-KQ} 39. Kg2 h6 40. Kf3 h5 41. h4 Qd5+ 42. Kg3
Qe5+ 43. Kf3 hxg4+ 44. Kxg4 f5+ (44... Qe6+ $11 45. Kf4 Qe5+ 46. Kg4 Qe6+ 47.
Qf5 Qe2+ 48. Kg3 Qe3+ 49. Kg4 Qe2+ 50. Kh3 Qe3+ 51. Kg2 Qe2+ 52. Kh3 Qe3+ 53.
Kg2 Qe2+ 54. Kh3) 45. Qxf5 $14 Qe2+ 46. Kg5 (46. Kg3 $14 Qe1+ 47. Qf2 Qc3+ 48.
Kg4) 46... Qg2+ {[#]} (46... Qe7+ $11 {keeps the balance.} 47. Kg4 Qe2+ 48. Kg3
Qe3+ 49. Qf3 Qe7 50. Qg4+ {[%mdl 64] Double Attack} Kh6) 47. Kh5 ({White
should play} 47. Qg4 $1 $16 {[%cal Rg4g2]} Qd5+ 48. Kf4+ Kh8 49. Qc8+ Kg7 50.
Qg4+ Kh8 51. Qc8+ Kg7 52. Qg4+) 47... Qd2 $2 {[%mdl 8192]} (47... Qc6 $14) 48.
Qg5+ {Accuracy: White = 64%, Black = 61%.} 1-0

[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.11"]
[White "Pedro, Oliveira Da Silva"]
[Black "Rafaela, Martins Cardoso"]
[Result "0-1"]
[ECO "B27"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "68"]
[EventDate "2024.06.10"]

{[%evp 9,68,0,0,-50,-60,-79,-79,-79,-79,-79,-79,-77,-65,-90,-90,-92,-55,-55,
-55,-55,-58,-171,-171,-188,-206,-237,-145,-233,-158,-209,-137,-211,-170,-280,
-280,-280,-280,-280,-280,-451,-293,-651,-651,-645,-635,-635,-615,-637,-356,
-469,-393,-454,-117,-135,-23,-192,-181,-181,0,-368,-369]} 1. e4 c5 2. Nf3 g6 3.
d4 cxd4 4. Qxd4 Nf6 5. e5 Nc6 6. Qd1 Nxe5 7. Nc3 Nxf3+ 8. Qxf3 {Black is
better.} Bg7 9. Bc4 O-O 10. O-O d6 $146 ({RR} 10... e6 11. Bg5 d5 12. Bb3 Bd7
13. Rfe1 Bc6 14. Ne2 e5 15. Rad1 d4 16. Qg3 Ne4 17. Bxd8 Nxg3 18. Be7 Nxe2+ 19.
Rxe2 Rfe8 20. Bg5 a5 21. a3 a4 22. Bc4 Rac8 23. Rde1 Bxg2 24. Bxf7+ Kxf7 25.
Kxg2 {Gao,R (2001)-Rangel,D (2176) chess.com INT 2024 1-0 (48)}) 11. h3 Qc7 12.
Bb3 a6 13. Bg5 Bd7 14. Bxf6 {[#] Hoping for Nd5.} Bc6 ({Much weaker is} 14...
Bxf6 15. Nd5 $11) 15. Qe3 (15. Bxg7 $15 Bxf3 16. Bxf8) 15... Bxf6 $19 16. Rad1
e6 17. Ne4 Bg7 18. Ng5 (18. Nxd6 $17 {keeps fighting.} Rad8 19. Nxf7 Rxd1 20.
Rxd1 Rxf7 21. Qxe6) 18... h6 19. Nf3 b5 20. Rfe1 (20. c3 $17 {is a better
defense.}) 20... a5 {[%cal Ba6a5,Ba5a4][%mdl 32] White must now prevent ...a4.}
21. a3 (21. Nd4 {was necessary.}) 21... a4 ({Don't take} 21... Bxb2 22. Nd4 $19
) 22. Ba2 Bxf3 ({Don't do} 22... Bxb2 23. Nd4 $19) 23. Qxf3 Qxc2 24. Rc1 $2 {
[#]} (24. Rb1) 24... Qd2 25. Qc6 $2 (25. Rcd1 Qxb2 26. Re2) 25... Rac8 26. Qxc8
Rxc8 27. Rxc8+ Kh7 28. Rf1 Qf4 29. g3 Qf3 30. Rc7 Bxb2 $2 (30... d5 $19 {
and Black stays clearly on top.} 31. Rc2 Bd4) 31. Bxe6 $17 Bg7 (31... Qxa3 $17
{And now ...h5 would win.} 32. Rxf7+ Bg7) 32. Rxf7 $2 (32. Bxf7 $11 Qxa3 33.
Re1) 32... Qxa3 $19 33. Re1 h5 $2 ({Black should play} 33... Qc3 $19 34. Re3
Qc1+ 35. Kh2 Qb2) 34. Re4 $2 {[%mdl 8192]} (34. Bd5 $1 $11 {and White stays
safe.}) 34... Kh6 {Accuracy: White = 25%, Black = 51%.} 0-1

[Event "Memorial Silvio Mendes"]
[Site "Club Municipal Rua Haddock Lo"]
[Date "2024.06.17"]
[Round "2.12"]
[White "Mauro, Machado De Carvalho"]
[Black "Clara, Oliveira Silva"]
[Result "0-1"]
[ECO "D00"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "34"]
[EventDate "2024.06.10"]

{[%evp 9,34,29,26,-73,-73,-73,62,58,101,97,87,87,115,8,10,5,41,0,0,-122,-72,
-648,-619,-29999,-29999,-29999,-29999]} 1. d4 d5 2. Bf4 Nc6 3. Nc3 Nf6 4. Nb5
e5 5. dxe5 Nh5 6. Bg3 $146 (6. e3 $11 Nxf4 7. exf4) ({RR} 6. e3 Nxf4 7. exf4
Bc5 8. Nf3 O-O 9. Bd3 Bb4+ 10. c3 Bc5 11. Nbd4 Nxd4 12. Nxd4 Bxd4 13. cxd4 Qe7
14. O-O Qb4 15. Qb3 Qxd4 16. g3 Bh3 17. Rad1 Qc5 18. Rc1 Qb6 19. Qxb6 cxb6 20.
Rfd1 Rfc8 {Gelder,S-Deepanjali Srivastava (1527) FIDE Online Arena INT 2024
0-1 (93)}) 6... Nxg3 $17 7. hxg3 Nxe5 {[#]} (7... a6 $17 8. Nd4 Nxe5) 8. Qxd5
$1 $14 {[%mdl 512] White is slightly better.} Bd6 (8... Qxd5 9. Nxc7+) 9. Nxd6+
cxd6 10. O-O-O O-O 11. f3 (11. Qxd6 $16 Qa5 12. Qd5) 11... Be6 $11 12. Qe4 {
[%csl Gh1][%cal Re4h7]} g6 13. a3 Qc7 $36 {[%mdl 2048] White is under pressure.
} 14. g4 (14. e3 $11) 14... Rac8 {...f5 is the strong threat.} 15. Kb1 $2 {
[%mdl 8192]} (15. c3 $17) 15... f5 $19 16. Qd4 Qxc2+ 17. Ka1 {[#]} Qc1+ $1 {
[%mdl 576] Back Rank. Accuracy: White = 29%, Black = 48%.} 0-1

[Event "Casual classical game"]
[Site "lichess.org"]
[Date "2024.06.17"]
[Round "2.8"]
[White "Gustavo da Silva, Mendes Manoel"]
[Black "Rafael Alves, da Silva Graciano"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1868"]
[BlackElo "2071"]
[Annotator "Tactical Analysis 3.0 (7s)"]
[PlyCount "69"]
[EventDate "2024.??.??"]

{[%evp 13,69,-12,0,0,0,-17,-17,-17,-20,-28,-28,-28,-28,-28,-28,-45,-21,-30,97,
97,92,94,124,130,124,117,209,199,310,-160,-160,-161,81,77,109,109,232,232,232,
226,216,163,142,122,122,122,122,96,86,70,356,294,294,307,297,291,431,431]} 1.
c4 c5 2. g3 Nc6 3. Bg2 Nf6 4. Nc3 g6 5. e3 Bg7 6. Nge2 O-O 7. O-O e6 8. b3 $146
({RR} 8. d4 cxd4 9. Nxd4 Qb6 10. b3 Rd8 11. Bb2 d5 12. cxd5 Nxd5 13. Nxd5 exd5
14. Rc1 Nxd4 15. Bxd4 Bxd4 16. Qxd4 Qxd4 17. exd4 Rd6 18. Rc7 Rc6 19. Rc1 Rxc1+
20. Rxc1 Be6 21. Rc7 b6 22. Kf1 Kf8 {Koksal,E (2297)-De Souza,A (2113) chess.
com INT 2024 1/2-1/2}) 8... d5 9. cxd5 exd5 10. d4 {The position is equal.}
cxd4 11. Nxd4 Re8 12. Bb2 Nxd4 13. exd4 Bf5 14. h3 Qd7 15. g4 Nxg4 (15... Be6
$1 $11 {remains equal.}) 16. hxg4 $16 Bxg4 17. Qd3 Bf5 18. Qb5 Qxb5 19. Nxb5 {
Nc7 is the strong threat.} Bd3 (19... Re2 $16) 20. Nc7 $18 Bxf1 (20... Re2 $142
21. Bc3 (21. Nxa8 Rxb2 22. Rfd1 Be2 $18) (21. Bxd5 $2 Rc8 $19) 21... Rd8 22.
Nxd5 Be4) 21. Nxe8 $2 {[#]} ({But not} 21. Bxf1 Rad8 $18) (21. Rxf1 Re2 $16) (
21. Kxf1 $18 b6 22. Nxa8 Rxa8 23. Rc1) 21... Bxg2 $17 22. Nxg7 Kxg7 $2 (22...
Be4 $19 23. Nh5 (23. f3 $2 Bxf3 24. Nf5 gxf5 $19) 23... gxh5) 23. Kxg2 $18 {
[%mdl 4096] Endgame KRB-KR} Re8 24. Kf3 f5 (24... Rc8 $16) 25. Rc1 Re7 26. Rc5
Rd7 27. Kf4 Kf6 28. Rc8 g5+ 29. Kf3 h5 30. Rh8 {[#] And now Bc1 would win.} Kg6
31. Bc1 {Black must now prevent Rg8+.} g4+ $2 {[%mdl 8192]} ({Black should play
} 31... Rc7 $14) 32. Kg3 Rc7 33. Rh6+ Kg7 34. Be3 (34. Rxh5 Rxc1 35. Rxf5 Rg1+
36. Kf4 Ra1 $16) 34... Rf7 (34... f4+ {was necessary.} 35. Bxf4 Rc3+ 36. Kg2
Rf3) 35. Rxh5 {Accuracy: White = 70%, Black = 45%.} 1-0

