[Event "Festival ALEX 50 Anos - Série Prata"]
[Site "Rio de Janeiro"]
[Date "2025.01.08"]
[Round "3.1"]
[White "Daniel, Cancio Eidelman"]
[Black "Luiz, Antonio Dos Anjos M"]
[Result "1-0"]
[WhiteElo "1603"]
[BlackElo "1496"]
[Annotator "Stockfish 17 - Chessbase"]
[Variant "Standard"]
[ECO "C01"]
[Opening "French Defense: Exchange Variation"]
[StudyName "FESTIVAL 50 ANOS - ALEX 2025 - ROD 1"]
[ChapterName "Daniel, Cancio Eidelman - Luiz, Antonio Dos Anjos M"]

1. e4 { [%eval 0.18] } 1... e6 { [%eval 0.28] } 2. d4 { [%eval 0.28] } 2... d5 { [%eval 0.33] } 3. exd5 { [%eval 0.22] } 3... exd5 { [%eval 0.14] } 4. Bf4 { [%eval -0.01] } 4... Nf6 { [%eval 0.0] } 5. Nf3 { [%eval -0.08] } 5... Nc6 { [%eval 0.1] } (5... Be7 6. Bd3 Bg4 7. Nbd2 O-O 8. h3 Bh5 9. O-O c5 10. dxc5 Bxc5 11. c3 Nc6 12. Qc2 Bg6 13. Rad1 Rc8 14. Nb3 Bb6 15. Bxg6 fxg6 16. Qd3 Nh5 17. Be3 Rxf3 18. gxf3 Bxe3 19. Qxe3 Qf6 20. f4 { Eschenko,V (2443)-Kruppa,Y (2572) Kiev 2001 CBM 082 [Hecht,Hans Joachim] ½-½ (70) }) 6. c3 { [%eval 0.09] } (6. Nc3 Bf5 7. Bd3 Bg6 8. O-O Bd6 9. Bxd6 Qxd6 10. Re1+ Ne7 11. Bb5+ c6 12. Bd3 O-O-O 13. Nh4 Rhg8 14. Qe2 Rde8 15. Nf5 Nxf5 16. Qf3 Nxd4 17. Qh3+ Nd7 18. Rxe8+ Rxe8 19. Bxg6 fxg6 20. Rc1 Nxc2 { Rutschmann,P (903)-Margaryan,M (792) Willingen 2022 0-1 (34) }) 6... Bd6 $146 { [%eval 0.02] } (6... Bf5 7. Be2 Bd6 8. Bxd6 Qxd6 9. Nbd2 Ne4 10. Nxe4 Bxe4 11. Bd3 Qf4 12. Qe2 O-O-O 13. Bxe4 Rhe8 14. O-O Rxe4 15. Qd2 Qxd2 16. Nxd2 Re2 17. Rad1 Rde8 18. f3 Ne7 19. Rfe1 Nf5 20. Kf1 R2e6 21. Rxe6 { Lozano Sanchez,J (1917)-Ibanez Moreno,S (1825) Madrid 2010 1-0 (42) }) (6... a6 7. Bd3 Bg4 8. Nbd2 Bd6 9. Bxd6 Qxd6 10. O-O O-O 11. Re1 g6 12. h3 Bxf3 13. Qxf3 Rfe8 14. Kf1 Qh2 15. g4 Kg7 16. Rxe8 Rxe8 17. Re1 Rxe1+ 18. Kxe1 Qg1+ 19. Bf1 h5 20. gxh5 gxh5 21. Qf4 { Fuchs,D (1428)-Schmid,A (1410) Roding 2010 ½-½ (45) }) 7. Bg3 { [%eval -0.16] } 7... Bg4 { [%eval 0.04] } 8. Be2 { [%eval -0.27] } 8... Qe7 { [%eval 0.11] } 9. Bxd6 { [%eval 0.11] } 9... Qxd6 { [%eval 0.15] } 10. O-O { [%eval 0.11] } 10... O-O { [%eval 0.12] } 11. Nbd2 { [%eval 0.16] } 11... Rfe8 { [%eval 0.16] } 12. Re1 { [%eval 0.16] } 12... h6 { [%eval 0.15] } 13. Qc2 { [%eval 0.16] } 13... Qd7 { [%eval 0.31] } 14. Bd3 { [%eval 0.2] } 14... Ne7 { [%eval 0.43] } 15. Ne5 { [%eval 0.41] } 15... Qc8 { [%eval 0.46] } 16. h3 { [%eval 0.32] } 16... Bf5 { [%eval 0.3] } 17. Bxf5 { [%eval 0.13] } 17... Qxf5 { [%eval 0.32] } 18. Qxf5 { [%eval 0.18] } 18... Nxf5 { [%eval 0.13] } 19. g3 { [%eval 0.07] } 19... Rad8 { [%eval 0.19] } 20. b4 { [%eval -0.05] } 20... c6 { [%eval -0.02] } 21. Kg2 { [%eval -0.06] } 21... Kf8 { [%eval -0.01] } 22. a4 { [%eval 0.0] } 22... a6 { [%eval 0.08] } 23. a5 { [%eval 0.08] } 23... Nd7 { [%eval 0.08] } 24. Nxd7+ { [%eval 0.0] } 24... Rxd7 { [%eval 0.0] } 25. Rxe8+ { [%eval 0.0] } 25... Kxe8 { [%eval 0.0] } 26. Re1+ { [%eval 0.0] } 26... Re7 { [%eval 0.0] } 27. Rxe7+ { [%eval 0.0] } 27... Kxe7 { [%eval 0.0] } 28. Nb3 { [%eval 0.0] } 28... Nd6 { [%eval 0.03] } 29. Nc5 { [%eval 0.0] } 29... Nb5? { [%eval 1.19] } { Mistake. f5 was best. } (29... f5 30. Kf1 Kf6 31. Ke2 g5 32. Kf3 Kg7 33. Kg2 Kf6) 30. Nxb7 { [%eval 0.99] } 30... Nxc3 { [%eval 1.08] } 31. Nc5 { [%eval 1.1] } 31... Ne2 { [%eval 1.08] } 32. Nxa6 { [%eval 0.97] } 32... Nxd4 { [%eval 0.95] } 33. Nc5 { [%eval 1.08] } 33... Nb5?! { [%eval 1.73] } { Inaccuracy. Kd6 was best. } (33... Kd6 34. h4 h5 35. Nd3 Kc7 36. g4 hxg4 37. Kg3 Kb7 38. Kxg4 Ka6 39. Kf4) 34. Kf3 { [%eval 1.71] } 34... Kd6 { [%eval 1.7] } 35. Ke3 { [%eval 1.61] } 35... f5?! { [%eval 2.28] } { Inaccuracy. Na3 was best. } (35... Na3 36. Kf4 Kc7 37. Nd3 Nc4 38. h4 Kb7 39. Nc5+ Kc8 40. Kf5 Kc7 41. g4) 36. f4 { [%eval 2.1] } 36... d4+? { [%eval 3.96] } { Mistake. Nc7 was best. } (36... Nc7 37. Kd3 h5 38. Nb3 Na6 39. Kc3 Nc7 40. Nd4 g6 41. Nf3 Ne6 42. Nh4) 37. Kd3 { [%eval 3.84] } 37... Kd5 { [%eval 4.06] } 38. h4 { [%eval 3.94] } 38... h5 { [%eval 4.64] } 39. Nb3 { [%eval 4.48] } 39... Nc7 { [%eval 4.55] } 40. Nxd4 { [%eval 4.35] } 40... g6 { [%eval 4.16] } { 1-0 White wins. } { PRECISÃO LICHESS/STOCKFISH 17: BRANCAS 98% PRETAS 92% } 1-0


[Event "Festival ALEX 50 Anos - Série Prata"]
[Site "Rio de Janeiro"]
[Date "2025.01.08"]
[Round "3.2"]
[White "Francisco, Marques De Figueire"]
[Black "Jose, Mauro De Freitas Jr"]
[Result "1-0"]
[WhiteElo "1730"]
[BlackElo "1669"]
[Annotator "Stockfish 17 - Chessbase"]
[Variant "Standard"]
[ECO "B22"]
[Opening "Sicilian Defense: Alapin Variation"]
[StudyName "FESTIVAL 50 ANOS - ALEX 2025 - ROD 1"]
[ChapterName "Francisco, Marques De Figueire - Jose, Mauro De Freitas Jr"]

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] } 2. c3 { [%eval 0.0] } 2... Nf6 { [%eval 0.02] } 3. e5 { [%eval 0.07] } 3... Nd5 { [%eval 0.1] } 4. Bc4 { [%eval 0.0] } 4... Nb6 { [%eval 0.0] } 5. Bb3 { [%eval 0.0] } 5... c4 { [%eval 0.1] } 6. Bc2 { [%eval 0.07] } 6... d6 { [%eval 0.21] } 7. Nf3 { [%eval 0.03] } 7... Nc6 { [%eval 0.15] } 8. Qe2 { [%eval 0.19] } 8... Bg4 { [%eval 0.47] } 9. exd6 { [%eval 0.39] } 9... Qxd6 { [%eval 0.32] } 10. O-O { [%eval -0.08] } 10... Bxf3 $146 { [%eval 0.43] } (10... f6 11. h3 Bxf3 12. Qxf3 O-O-O 13. b3 Ne5 14. Qe4 Qd5 15. bxc4 Qxe4 16. Bxe4 Nexc4 17. a4 Nd6 18. Bc2 e5 19. d4 Nbc4 20. Na3 Nxa3 21. Bxa3 exd4 22. cxd4 Nc4 23. Bxf8 Rhxf8 24. Bxh7 Rxd4 25. Rfc1 { Buchkremer,F (2072)-Harff,W (2187) Goch 2010 1-0 (72) }) (10... e6 11. Na3 Qc5 12. b3 cxb3 13. axb3 Be7 14. h3 Bh5 15. Bb2 O-O 16. d4 Qd6 17. Nc4 Qf4 18. Nxb6 axb6 19. Be4 Bd6 20. g3 Qf6 21. Qe3 e5 22. Bxc6 exd4 23. Nxd4 bxc6 24. Rfe1 h6 25. Nxc6 { Kleiman,J (2399)-Galchenko,M (2438) chess.com INT 2023 ½-½ (81) }) 11. Qxf3 { [%eval 0.51] } 11... g6 { [%eval 0.58] } 12. b3 { [%eval 0.47] } 12... Bg7 { [%eval 0.4] } 13. Ba3 { [%eval -0.1] } 13... Qf6 { [%eval 0.37] } 14. Qe2 { [%eval 0.2] } 14... Qe5 { [%eval 0.37] } 15. Qd1?! { [%eval -0.29] } { Inaccuracy. Qxe5 was best. } (15. Qxe5 Bxe5 16. Bc5 O-O 17. Na3 Bf4 18. Bxb6 axb6 19. Nxc4 b5 20. Ne3 b4) 15... O-O { [%eval -0.27] } 16. Re1 { [%eval -0.26] } 16... Qc7 { [%eval -0.29] } 17. Bc5 { [%eval -0.44] } 17... Ne5 { [%eval -0.21] } 18. Bd4 { [%eval -0.12] } 18... Rad8 { [%eval -0.14] } 19. Na3 { [%eval -0.23] } 19... Qd6?! { [%eval 0.66] } { Inaccuracy. a6 was best. } (19... a6) 20. Nb5 { [%eval 0.59] } 20... Qd7? { [%eval 2.32] } { Mistake. Qb8 was best. } (20... Qb8) 21. a4?? { [%eval 0.07] } { Blunder. Nxa7 was best. } (21. Nxa7 Nf3+) 21... Nd3?! { [%eval 1.12] } { Inaccuracy. Nc6 was best. } (21... Nc6) 22. Bxd3 { [%eval 1.26] } 22... cxd3 { [%eval 1.82] } 23. Qf3?! { [%eval 1.23] } { Inaccuracy. Bxg7 was best. } (23. Bxg7 Kxg7 24. Nxa7 Qf5 25. c4 Nd7 26. Re3 Nc5 27. Nb5 h5 28. Rb1 Rd7) 23... Nc8 { [%eval 1.62] } 24. Re3?? { [%eval -0.06] } { Blunder. Bxg7 was best. } (24. Bxg7) 24... a6? { [%eval 1.49] } { Mistake. Bh6 was best. } (24... Bh6 25. Rxd3 a6 26. Na3 f6 27. Qh3 Qxh3 28. Rxh3 Bxd2 29. Rd1 Bf4 30. Rhd3) 25. Bxg7 { [%eval 1.44] } 25... Kxg7 { [%eval 1.43] } 26. Na3?! { [%eval 0.51] } { Inaccuracy. Nd4 was best. } (26. Nd4 Nb6 27. Rae1 e6 28. Rxd3 Qc7 29. h4 Rfe8 30. h5 Nd5 31. g3 e5) 26... e6 { [%eval 0.84] } 27. Nc4 { [%eval 0.9] } 27... Qd5 { [%eval 1.27] } 28. Rae1 { [%eval 0.89] } 28... Qxf3 { [%eval 1.23] } 29. Rxf3 { [%eval 1.29] } 29... Rd7 { [%eval 1.78] } 30. Ne5 { [%eval 1.77] } 30... Rd5 { [%eval 2.05] } 31. Rxd3 { [%eval 1.78] } 31... Rxd3 { [%eval 1.76] } 32. Nxd3 { [%eval 1.71] } 32... Rd8 { [%eval 1.74] } 33. Re3 { [%eval 1.84] } 33... Ne7 { [%eval 1.8] } 34. Kf1 { [%eval 1.73] } 34... Nf5 { [%eval 1.77] } 35. Rh3 { [%eval 1.84] } 35... h6 { [%eval 2.21] } 36. Ke2 { [%eval 2.3] } 36... e5?! { [%eval 3.62] } { Inaccuracy. Rd5 was best. } (36... Rd5 37. g4 Ne7 38. Re3 h5 39. h3 Kf6 40. Nb4 Rc5 41. Re4 hxg4 42. hxg4) 37. Nc5 { [%eval 3.6] } 37... Re8 { [%eval 3.68] } { 1-0 White wins. } { PRECISÃO LICHESS/STOCKFISH 17: BRANCAS 88% PRETAS 86% } 1-0


[Event "Festival ALEX 50 Anos - Série Prata"]
[Site "Rio de Janeiro"]
[Date "2025.01.08"]
[Round "3.3"]
[White "Julio, Cesar Mascarenhas P"]
[Black "Jose, Eduardo Marques Kre"]
[Result "1/2-1/2"]
[WhiteElo "1598"]
[BlackElo "1669"]
[Annotator "Stockfish 17 - Chessbase"]
[Variant "Standard"]
[ECO "B40"]
[Opening "Sicilian Defense: Delayed Alapin Variation, with e6"]
[StudyName "FESTIVAL 50 ANOS - ALEX 2025 - ROD 1"]
[ChapterName "Julio, Cesar Mascarenhas P - Jose, Eduardo Marques Kre"]

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] } 2. Nf3 { [%eval 0.2] } 2... e6 { [%eval 0.28] } 3. c3 { [%eval 0.14] } 3... a6 { [%eval 0.39] } 4. d4 { [%eval 0.34] } 4... cxd4 { [%eval 0.75] } 5. cxd4 { [%eval 0.6] } 5... Nf6 { [%eval 0.98] } 6. Nc3 { [%eval 0.77] } (6. e5 Nd5 7. Bc4 d6 8. O-O dxe5 9. Nxe5 Be7 10. Nc3 Nxc3 11. bxc3 O-O 12. Bd3 Nd7 13. f4 Qc7 14. Bd2 g6 15. Qf3 Bf6 16. Rae1 Bg7 17. Qg3 b5 18. f5 Ra7 19. Nxd7 Qxg3 20. hxg3 Rxd7 { Zahariev,Z (2415)-Karagiannis,A (2375) Mitilini 1996 1-0 (44) }) 6... h6?! { [%eval 1.39] } { Inaccuracy. d5 was best. } (6... Bb4 7. Bd3 Nc6 8. O-O O-O 9. e5 Nd5 10. Nxd5 exd5 11. Bxh7+ Kxh7 12. Ng5+ Kg6 13. Qg4 f5 14. Qg3 Qe8 15. h4 Rh8 16. Ne6+ Kf7 17. Qxg7+ { 1-0 (17) Martinez,W (1956)-Correa,D (1792) Medellin COL 2024 }) (6... d5 7. e5 Ne4 8. Bd3 Nxc3 9. bxc3 Be7 10. O-O Bd7 11. Ne1) 7. e5 $146 { [%eval 0.97] } (7. Bd3 Be7 8. O-O O-O 9. Qe2 Nc6 10. e5 Nh7 11. Be3 Ng5 12. Ne4 Nxe4 13. Bxe4 f5 14. Bd3 Nb4 15. Bb1 Nd5 16. Bd2 b5 17. Qd3 a5 18. g4 fxg4 19. Qh7+ Kf7 20. Bg6# { 1-0 (20) Proczek,M-Budnik,K Poland 2008 }) 7... Nh5?? { [%eval 4.78] } { Blunder. Nd5 was best. } (7... Nd5 8. Nxd5 exd5 9. Bd2 Nc6 10. Bd3 Bb4 11. O-O Bxd2 12. Qxd2) 8. g3? { [%eval 2.38] } { Mistake. g4 was best. } (8. g4 Nf6 9. exf6 Qxf6 10. d5 d6 11. Rg1 e5 12. Be3 Nd7 13. a4 Qd8) 8... g5?! { [%eval 3.38] } { Inaccuracy. g6 was best. } (8... g6 9. Be3) 9. Bg2 { [%eval 2.88] } 9... d5 { [%eval 2.71] } 10. exd6 { [%eval 2.52] } 10... Bxd6 { [%eval 2.49] } 11. Ne5 { [%eval 2.2] } 11... Ng7 { [%eval 2.62] } 12. Qa4+ { [%eval 2.1] } 12... Kf8 { [%eval 2.51] } 13. Qb3? { [%eval 1.17] } { Mistake. h4 was best. } (13. h4 gxh4 14. Bf4 Nh5 15. Bd2 Be7 16. O-O-O Nd7 17. Nd3 Ng7 18. Kb1 h5) 13... Qc7?! { [%eval 2.09] } { Inaccuracy. Nf5 was best. } (13... Nf5 14. Be3 Bxe5 15. dxe5 Nxe3 16. fxe3 Qd3 17. Qb6 Kg7 18. Rf1 Rf8 19. Rf2) 14. Be3 { [%eval 1.69] } 14... Nc6 { [%eval 1.71] } 15. Nxc6 { [%eval 1.17] } 15... bxc6 { [%eval 1.1] } 16. Ne4 { [%eval 1.07] } 16... Rb8 { [%eval 1.11] } 17. Qc2 { [%eval 1.04] } 17... Nf5 { [%eval 0.92] } 18. Nxd6 { [%eval 0.85] } 18... Nxe3 { [%eval 1.08] } 19. fxe3 { [%eval 1.13] } 19... Qxd6 { [%eval 1.08] } 20. O-O { [%eval 1.06] } 20... Bb7?? { [%eval 6.9] } { Blunder. Kg7 was best. } (20... Kg7) 21. Qf2?? { [%eval 1.82] } { Blunder. Qg6 was best. } (21. Qg6 Qd7 22. Rxf7+ Qxf7 23. Rf1 Qxf1+ 24. Bxf1 Ke7 25. Bh3 Rhe8 26. Qxe6+ Kf8) 21... Qc7?! { [%eval 2.53] } { Inaccuracy. Qe7 was best. } (21... Qe7 22. b3 (22. Rac1 Kg7 23. Rc5 Rbf8 24. b4 h5 25. h4 f6 26. Kh2 Rhg8 27. e4) 22... Kg7 23. Rac1 Rbc8 24. Rc5 Rc7 25. Rfc1 Rcc8) 22. b3?! { [%eval 1.86] } { Inaccuracy. Qf6 was best. } (22. Qf6 Kg8 23. Rac1 Rf8 24. Rc3 Qd8 25. Qxd8 Rxd8 26. Bxc6 Ba8 27. Bxa8 Rxa8) 22... Kg7? { [%eval 3.51] } { Mistake. Qe7 was best. } (22... Qe7 23. Rac1 Kg7 24. Rc5 f6 25. b4 h5 26. h4 Rbf8 27. Kh2 Rhg8 28. Qe1) 23. Rac1? { [%eval 1.8] } { Mistake. Qf6+ was best. } (23. Qf6+ Kg8 24. Be4 Rf8 25. Bg6 Rh7 26. Bxh7+ Kxh7 27. Rac1 a5 28. Rf2 a4) 23... Rbc8?? { [%eval 5.23] } { Blunder. Qe7 was best. } (23... Qe7 24. Rc5 Rbf8 25. Qb2 f6 26. Bxc6 Rf7 27. Bxb7 Qxb7 28. Qg2 Qe7 29. Rc6) 24. Rc5?? { [%eval 1.97] } { Blunder. Qf6+ was best. } { 1/2-1/2  wins. } (24. Qf6+ Kg8 25. Bxc6 Rh7 26. Be8 Qxc1 27. Bxf7+ Rxf7 28. Qxf7+ Kh8 29. Rxc1 Rxc1+ { PRECISÃO LICHESS/STOCKFISH 17: BRANCAS 71% PRETAS 66% }) 1/2-1/2


[Event "Festival ALEX 50 Anos - Série Prata"]
[Site "Rio de Janeiro"]
[Date "2025.01.08"]
[Round "3.4"]
[White "Valcir, Azevedo"]
[Black "Rafael, Carreiro Da Silva"]
[Result "1-0"]
[WhiteElo "1441"]
[BlackElo "1616"]
[Annotator "Stockfish 17 - Chessbase"]
[Variant "Standard"]
[ECO "D04"]
[Opening "Queen's Pawn Game: Colle System"]
[StudyName "FESTIVAL 50 ANOS - ALEX 2025 - ROD 1"]
[ChapterName "Valcir, Azevedo - Rafael, Carreiro Da Silva"]

1. d4 { [%eval 0.17] } 1... Nf6 { [%eval 0.19] } 2. Nf3 { [%eval 0.11] } 2... d5 { [%eval 0.11] } 3. e3 { [%eval 0.0] } 3... c5 { [%eval 0.0] } 4. c3 { [%eval 0.0] } 4... Nbd7 { [%eval 0.06] } 5. Bd3 { [%eval -0.04] } 5... g6 { [%eval 0.0] } 6. Nbd2 { [%eval -0.18] } 6... Bg7 { [%eval -0.1] } 7. O-O { [%eval -0.14] } 7... O-O { [%eval -0.05] } 8. Re1 { [%eval -0.2] } 8... Qc7 { [%eval -0.1] } 9. e4 { [%eval -0.21] } 9... dxe4 { [%eval -0.19] } (9... cxd4 10. cxd4 dxe4 11. Nxe4 Nxe4 12. Rxe4 Nf6 13. Bf4 Qb6 14. Re2 Bg4 15. Rd2 Nd5 16. Be3 Nxe3 17. fxe3 Bh6 18. Re2 e5 19. Qb3 Qxb3 20. axb3 Rfe8 21. dxe5 a6 22. h3 Be6 23. Bc4 Rac8 24. Ra4 { Mufic,G (2315)-Jukic,M (2485) Pula 1994 ½-½ (42) }) 10. Nxe4 { [%eval -0.13] } 10... cxd4 { [%eval -0.12] } 11. Nxd4 { [%eval -0.14] } 11... e5?! $146 { [%eval 0.49] } { Inaccuracy. Nxe4 was best. } (11... a6 12. Bg5 b5 13. Qe2 Bb7 14. Nxf6+ exf6 15. Bh4 Nc5 16. Bc2 Rfe8 17. Qd2 Rad8 18. Rxe8+ Rxe8 19. Re1 Rxe1+ 20. Qxe1 Qe5 21. Qd1 Qd5 22. f3 Qxa2 23. b4 Na4 24. Nb3 g5 25. Bxg5 fxg5 26. Qd8+ { Borchert,E-Fritsche,W Bochum 1991 ½-½ }) (11... Nxe4 12. Bxe4 Nc5 13. Bc2 (13. Bf3 e5 14. Nb5 Qb6 15. a4 Rd8 16. Bd5 Be6 17. c4 Bxd5 18. cxd5 a6 19. Nc3 Rac8 20. h4 Qb4 21. h5 f5 22. hxg6 hxg6 23. Bg5 Qxb2 24. Bxd8 Rxd8 25. Qc1 Qxc1 26. Raxc1 { Suppa,E (2100)-Borgo,G (2433) Porto San Giorgio 2009 0-1 (33) }) 13... e5 14. Nb5 Qc6 15. a4 Be6 16. Qd6 Rfc8 17. Qxc6 Rxc6 18. Be3 a6 19. Na3 f5 20. Rad1 e4 21. Bd4 Bh6 22. Be3 Bg7 23. Bd4 Bf8 24. Nb1 Nb3 25. Be5 Re8 26. Nd2 { Bold,A (2194)-Korchmar,V (2438) chess.com INT 2024 0-1 (37) }) 12. Nb5 { [%eval 0.54] } 12... Qc6 { [%eval 0.48] } 13. Nbd6 { [%eval 0.46] } 13... Nb6?! { [%eval 1.51] } { Inaccuracy. Nxe4 was best. } (13... Nxe4 14. Bxe4 Qc7 15. Nb5 Qa5 16. c4 Nf6 17. Bd2 Qb6 18. Be3 Qa5 19. Qc2) 14. Nxc8?! { [%eval 0.68] } { Inaccuracy. Nxf6+ was best. } (14. Nxf6+ Bxf6 15. Be4 Qc7 16. Nxc8 Raxc8 17. Qf3 Bg7 18. Bxb7 Rb8 19. Ba6 h5) 14... Raxc8 { [%eval 0.88] } 15. Qf3? { [%eval -0.47] } { Mistake. Nxf6+ was best. } (15. Nxf6+ Qxf6 16. a4 Rfd8 17. Qe2 Nd7 18. Be3 Nc5 19. Bc2 e4 20. Red1 b6) 15... Nbd7? { [%eval 0.83] } { Mistake. Nfd5 was best. } (15... Nfd5 16. Bf1 f5 17. c4 Nc7 18. Nc3 e4 19. Qe2 Bxc3 20. bxc3 Ne6 21. Be3) 16. Nxf6+ { [%eval 0.81] } 16... Bxf6?! { [%eval 1.85] } { Inaccuracy. Qxf6 was best. } (16... Qxf6 17. Qxf6) 17. Be4 { [%eval 1.92] } 17... Qe6 { [%eval 2.09] } 18. Bxb7 { [%eval 2.12] } 18... Rc7 { [%eval 1.93] } 19. Bd5 { [%eval 2.08] } 19... Qe7 { [%eval 2.06] } 20. Rb1 { [%eval 2.07] } 20... Bg5 { [%eval 2.11] } 21. b3 { [%eval 1.65] } 21... Bxc1 { [%eval 1.54] } 22. Rbxc1 { [%eval 1.68] } 22... Kg7 { [%eval 1.59] } 23. c4 { [%eval 1.66] } 23... f5 { [%eval 1.84] } 24. Qc3 { [%eval 2.03] } 24... f4? { [%eval 3.67] } { Mistake. Qf6 was best. } (24... Qf6 25. f3) 25. b4 { [%eval 3.61] } 25... Rf5 { [%eval 3.98] } 26. c5 { [%eval 3.95] } 26... Nf6 { [%eval 4.05] } 27. Be4 { [%eval 3.88] } 27... Nxe4 { [%eval 3.93] } 28. Rxe4 { [%eval 3.91] } 28... Qg5 { [%eval 4.4] } 29. Rce1 { [%eval 4.43] } 29... f3 { [%eval 4.6] } 30. g3 { [%eval 4.6] } 30... Re7 { [%eval 5.17] } 31. c6 { [%eval 5.2] } 31... Qh5 { [%eval 6.3] } 32. Rh4 { [%eval 6.18] } 32... Qg5 { [%eval 6.15] } 33. c7 { [%eval 5.64] } 33... Rxc7?! { [%eval 9.11] } { Inaccuracy. Rf8 was best. } (33... Rf8 34. c8=Q Rxc8 35. Qxc8 a5 36. b5 Qd2 37. Qc1 Qd5 38. Qc3 Qxb5 39. Qxf3) 34. Qxc7+ { [%eval 8.93] } 34... Rf7 { [%eval 8.14] } 35. Qxe5+ { [%eval 6.64] } 35... Qxe5 { [%eval 6.47] } 36. Rxe5 { [%eval 6.65] } 36... Rc7 { [%eval 6.61] } 37. Re1 { [%eval 6.55] } 37... g5 { [%eval 6.73] } 38. Rhe4 { [%eval 6.57] } 38... h5?! { [%eval 9.92] } { Inaccuracy. Kf6 was best. } (38... Kf6 39. Re6+ Kf7 40. h4 Rc2 41. R6e3 gxh4 42. Rxf3+ Kg6 43. gxh4 Rxa2 44. Re5) 39. Re7+ { [%eval 9.68] } 39... Rxe7 { [%eval 9.55] } 40. Rxe7+ { [%eval 8.94] } 40... Kh6 { [%eval 9.1] } { 1-0 White wins. } { PRECISÃO LICHESS/STOCKFISH 17: BRANCAS 96% PRETAS 90% } 1-0


[Event "Festival ALEX 50 Anos - Série Prata"]
[Site "Rio de Janeiro"]
[Date "2025.01.08"]
[Round "3.5"]
[White "Ivan, Polari De Alverga"]
[Black "Michel, Klem Chaves Carreir"]
[Result "1/2-1/2"]
[WhiteElo "1565"]
[BlackElo "1474"]
[Annotator "Stockfish 17 - Chessbase"]
[Variant "Standard"]
[ECO "B83"]
[Opening "Sicilian Defense: Scheveningen Variation, Modern Variation"]
[StudyName "FESTIVAL 50 ANOS - ALEX 2025 - ROD 1"]
[ChapterName "Ivan, Polari De Alverga - Michel, Klem Chaves Carreir"]

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] } 2. Nf3 { [%eval 0.2] } 2... d6 { [%eval 0.22] } 3. d4 { [%eval 0.22] } 3... cxd4 { [%eval 0.19] } 4. Nxd4 { [%eval 0.18] } 4... Nf6 { [%eval 0.25] } 5. Nc3 { [%eval 0.32] } 5... e6 { [%eval 0.39] } 6. Be2 { [%eval 0.24] } 6... Nc6 { [%eval 0.27] } 7. Be3 { [%eval 0.28] } 7... Be7 { [%eval 0.25] } 8. f4 { [%eval 0.37] } 8... O-O { [%eval 0.41] } 9. Qd2 { [%eval 0.38] } 9... e5 { [%eval 0.44] } (9... Bd7 10. O-O-O Nxd4 11. Bxd4 Bc6 12. Bf3 Nd7 13. Kb1 b5 14. e5 d5 15. f5 Bg5 16. Qe1 b4 17. Ne2 exf5 18. h4 Be7 19. Nf4 Qa5 20. Qg3 Bc5 21. Bxd5 Bxd5 22. Nxd5 Bxd4 23. Rxd4 Qc5 24. Nf6+ { Neiksans,A (2478)-Movsesian,S (2716) Pardubice 2009 ½-½ (43) }) 10. Ndb5?! $146 { [%eval -0.2] } { Inaccuracy. Nf3 was best. } (10. Nf5 Bxf5 11. exf5 exf4 12. Bxf4 d5 13. O-O (13. Nb5 a6 14. Nd4 Nxd4 15. Qxd4 Rc8 16. O-O-O Re8 17. Bd3 Qa5 18. Kb1 Ne4 19. Bxe4 dxe4 20. Qxe4 Bf6 21. Qf3 Qxf5 22. Rd3 Qb5 23. Bc1 Qc4 24. Qd1 b5 { Lukovic,V (2421)-Antolak,J (2323) Chess.com INT 2020 0-1 (90) }) 13... d4 14. Nb5 a6 15. Na3 Nd5 16. Rad1 b5 17. c4 Nxf4 18. Qxf4 Qb6 19. Kh1 Rfd8 20. cxb5 axb5 21. Bxb5 Rxa3 22. Bxc6 Rxa2 23. Qe4 Bf6 24. Rfe1 h6 { Tatar Kis,S (2235)-Szaszak,A (2280) Hungary 1993 0-1 }) (10. Nxc6 bxc6 11. fxe5 (11. O-O Qc7 12. f5 Bb7 13. Bf3 Rfd8 14. Bg5 d5 15. Qc1 Rab8 16. Kh1 h6 17. Bd2 Ba6 18. Re1 d4 19. Ne2 Qb6 20. b3 Bb4 21. a3 Bxd2 22. Qxd2 c5 23. Nc1 c4 24. b4 Bc8 { Soppela,J-Roetteler,M (2240) Hamburg 1992 1-0 (53) }) 11... dxe5 12. Qxd8 Rxd8 13. O-O Ng4 14. Bxg4 Bxg4 15. h3 Be6 16. b3 a5 17. Na4 f6 18. Rad1 Bf7 19. Bc5 Kf8 20. Kf2 h5 21. Ke3 h4 22. Rd3 Rxd3+ 23. cxd3 Bxc5+ 24. Nxc5 Ke7 { Tsagan,T-Yepez Obando,O Havana 1966 0-1 (47) }) (10. Nf3) 10... a6 { [%eval -0.24] } 11. Na3?? { [%eval -2.01] } { Blunder. fxe5 was best. } (11. fxe5 Nxe5 12. Nd4 d5 13. exd5 Nxd5 14. Nxd5 Qxd5 15. O-O Rd8 16. c3 Bc5) 11... b5 { [%eval -2.12] } 12. Nd5 { [%eval -2.4] } 12... Nxe4 { [%eval -2.18] } 13. Nxe7+?! { [%eval -3.5] } { Inaccuracy. Qd3 was best. } (13. Qd3 Bf5) 13... Nxe7?! { [%eval -2.54] } { Inaccuracy. Qxe7 was best. } (13... Qxe7 14. Qd3 Bf5 15. O-O-O Ng3 16. hxg3 Bxd3 17. Bxd3 h6 18. g4 e4 19. Be2) 14. Qb4 { [%eval -3.23] } 14... Nf6?! { [%eval -2.43] } { Inaccuracy. d5 was best. } (14... d5 15. O-O Nf5 16. Bf2 exf4 17. Bf3 a5 18. Qe1 Nxf2 19. Rxf2 b4 20. Nb5) 15. O-O-O { [%eval -2.81] } 15... Nfd5 { [%eval -2.64] } 16. Qd2 { [%eval -2.71] } 16... Nf5?? { [%eval 2.71] } { Blunder. Be6 was best. } (16... Be6 17. g3 Qc7 18. Bf2 Rab8 19. Rhe1 Rfd8 20. Nb1 b4 21. Bd3 a5 22. Qe2) 17. Qxd5 { [%eval 2.75] } 17... Nxe3 { [%eval 2.72] } 18. Qxa8 { [%eval 2.71] } 18... Nxd1 { [%eval 2.6] } 19. Rxd1 { [%eval 2.7] } 19... Qc7?! { [%eval 3.55] } { Inaccuracy. Qh4 was best. } (19... Qh4 20. Qf3 Qxh2 21. c4 bxc4 22. Nxc4 exf4 23. Nxd6 Be6 24. b3 Qh6 25. Kb2) 20. Qd5 { [%eval 3.5] } 20... Bf5 { [%eval 4.37] } 21. Bd3?! { [%eval 3.0] } { Inaccuracy. Qxd6 was best. } (21. Qxd6 Qxd6 22. Rxd6 exf4 23. Rxa6 Be4 24. Bf1 f5 25. Nxb5 g5 26. Nc3 g4) 21... Be6 { [%eval 3.04] } 22. Qe4 { [%eval 2.96] } 22... g6 { [%eval 3.07] } 23. fxe5 { [%eval 2.77] } 23... dxe5 { [%eval 2.9] } 24. Kb1 { [%eval 2.34] } 24... Rd8 { [%eval 2.14] } 25. Qe2?? { [%eval -1.37] } { Blunder. Re1 was best. } (25. Re1 Bd5 26. Qxe5 Qxe5 27. Rxe5 b4 28. g3 bxa3 29. b3 h5 30. c4 Bb7) 25... b4 { [%eval -1.4] } 26. Nb5 { [%eval -1.62] } 26... axb5 { [%eval -1.62] } 27. Bxb5? { [%eval -3.63] } { Mistake. b3 was best. } (27. b3 Rd4) 27... Rxd1+ { [%eval -3.5] } 28. Qxd1 { [%eval -3.58] } 28... Bxa2+?? { [%eval -0.05] } { Blunder. Qa5 was best. } (28... Qa5 29. a4 bxa3 30. Qe2 axb2 31. Kxb2 Qb4+ 32. Kc1 Qf4+ 33. Kb2 Qxh2 34. Bc6) 29. Kxa2 { [%eval -0.08] } 29... Qa5+ { [%eval -0.06] } 30. Kb3 { [%eval -0.22] } 30... Qxb5 { [%eval -0.26] } 31. Qe1 { [%eval -0.41] } 31... Qd5+ { [%eval -0.5] } 32. Kxb4 { [%eval -0.65] } 32... Qxg2 { [%eval -0.45] } 33. Qxe5 { [%eval -0.48] } 33... Qxc2 { [%eval -0.4] } 34. Ka5 { [%eval -0.44] } 34... Qc8 { [%eval 0.0] } 35. b4 { [%eval 0.0] } 35... Qa8+ { [%eval 0.0] } 36. Kb6 { [%eval 0.0] } 36... Qd8+ { [%eval 0.0] } 37. Qc7 { [%eval 0.0] } 37... Qd4+ { [%eval 0.0] } 38. Ka5 { [%eval 0.0] } 38... Qa1+ { [%eval 0.0] } 39. Kb6 { [%eval 0.0] } 39... Qd4+ { [%eval 0.0] } { 1/2-1/2  wins. } { PRECISÃO LICHESS/STOCKFISH 17: BRANCAS 82% PRETAS 82% } 1/2-1/2


