chesster.ru
Xeque-mate, As Brancas vencem
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Ilimitado
Abertura B20 Sicilian
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Imprecisões | 13 | 24.5% |
Erros | 7 | 13.2% |
Erros graves | 1 | 1.9% |
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Imprecisões | 6 | 11.5% |
Erros | 5 | 9.6% |
Erros graves | 4 | 7.7% |
FEN
PGN( Download it)
[Event "Casual game"]
[Site "http://chesster.ru/xHA0xV9e"]
[Date "2024.12.22"]
[White "Anonymous"]
[Black "Anonymous"]
[Result "1-0"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "105"]
[Variant "Standard"]
[Annotator "chesster.ru"]
1. e4 c5 2. e5?! { (0.80 → -0.04) Inaccuracy. The best move was Nf3. } (2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Nd4 5. Bd3 d6 6. O-O Bg4 7. Be2 Nxe2+ 8. Qxe2 Qa5 9. d3 O-O-O) 2... d6 3. d4? { (0.44 → -0.88) Mistake. The best move was Nf3. } (3. Nf3 a6 4. Nc3 Nc6 5. exd6 e6 6. d7+ Bxd7 7. Bd3 Nf6 8. O-O Bd6 9. Rfe1) 3... g6? { (-0.88 → 1.05) Mistake. The best move was cxd4. } (3... cxd4 4. Qxd4 Nc6 5. Qa4 Bd7 6. exd6 e5 7. Nc3 Nd4 8. Bb5 Nxb5 9. Nxb5 Qb6 10. c4 Bxb5 11. cxb5) 4. dxc5 dxe5 5. Qxd8+ Kxd8 6. Nf3 Nd7 7. Nc3 e6 8. Bb5 Ngf6? { (0.84 → 2.02) Mistake. The best move was f6. } (8... f6 9. Be3 Nxc5 10. Bc4 b6 11. O-O-O+ Ke7 12. Bxc5+ bxc5 13. Ne4 Kf7 14. Kb1 Be7 15. Nd6+ Bxd6 16. Rxd6) 9. O-O?! { (2.02 → 1.25) Inaccuracy. The best move was Bg5. } (9. Bg5 Bg7 10. Bxd7 Bxd7 11. Nxe5 Ke7 12. Nxd7 Kxd7 13. O-O-O+ Ke8 14. Nb5 Ke7 15. Nd6 h6 16. Bxf6+ Bxf6) 9... a6 10. Ba4?! { (1.09 → 0.32) Inaccuracy. The best move was Bxd7. } (10. Bxd7 Nxd7 11. Rfd1 Ke7 12. Bg5+ f6 13. Be3 Kf7 14. Ne4 Be7 15. a4 a5 16. h3 Rhd8 17. Rd3 Kg7) 10... Bxc5 11. Be3? { (0.32 → -1.05) Mistake. The best move was Rfd1. } (11. Rfd1 b5 12. Nxe5 Ke8 13. Nxd7 Nxd7 14. Bb3 Bb7 15. Rde1 Bd4 16. a4 b4) 11... e4? { (-1.05 → 0.72) Mistake. The best move was Bxe3. } (11... Bxe3 12. Bxd7 Bc5 13. Ba4 b5 14. Nxe5 Ke7 15. Bb3 Bb7 16. Rfd1 Rhd8 17. Nd3 Bd6 18. a4 Ne4 19. Nxe4) 12. Bxc5? { (0.72 → -1.21) Mistake. The best move was Ne5. } (12. Ne5 Nxe5 13. Bxc5 Nfd7 14. Bd4 b5 15. Bb3 Bb7 16. Rae1 Ke7 17. Nxe4 f6 18. Bxe5 fxe5 19. Ng5) 12... Nxc5 13. Ng5 Ke7 14. Rae1? { (-1.49 → -2.74) Mistake. The best move was f3. } (14. f3 e3 15. Bb3 h6 16. Nge4 Nxb3 17. axb3 Nd5 18. Rfe1 Rhd8 19. Nc5 Nb4 20. Rac1 Nd5 21. Nxd5+ Rxd5) 14... b5 15. Bb3 Rhd8?! { (-2.26 → -1.49) Inaccuracy. The best move was Bb7. } (15... Bb7 16. f3 exf3 17. Nxf3 Rhd8 18. Rf2 Nfe4 19. Nxe4 Nxe4 20. Rfe2 f5 21. Re2e3 Bd5 22. Nd4 e5 23. Bxd5) 16. Red1? { (-1.49 → -2.74) Mistake. The best move was Ngxe4. } (16. Ngxe4 Ncxe4 17. Nxe4 a5 18. a3 Nxe4 19. Rxe4 a4 20. Ba2 Rd2 21. Rh4 h5 22. Rb4 Bd7 23. c4 bxc4) 16... h6?? { (-2.74 → 0.76) Blunder. The best move was Bb7. } (16... Bb7 17. Rfe1 h6 18. Nh3 Rxd1 19. Rxd1 Rc8 20. Rd2 Nxb3 21. axb3 b4 22. Ne2 Nd5 23. Nhf4 g5) 17. Rxd8 Kxd8 18. Nxf7+ Ke7 19. Nxh6 b4?! { (-0.20 → 0.76) Inaccuracy. The best move was Bd7. } (19... Bd7 20. h3 a5 21. a4 Nxa4 22. Bxa4 bxa4 23. Ng4 Nxg4 24. hxg4 a3 25. bxa3 Rc8 26. Nxe4 Rxc2 27. Re1) 20. Na4 Kd6? { (0.36 → 2.94) Mistake. The best move was Nxa4. } (20... Nxa4 21. Bxa4 Bb7 22. h3 Bd5 23. Ng4 Nxg4 24. hxg4 Kf6 25. Bb3 Rc8 26. Re1 Kg5 27. f3 exf3 28. gxf3) 21. Nxc5?! { (2.94 → 2.18) Inaccuracy. The best move was Nf7+. } (21. Nf7+ Kc6 22. Ne5+ Kd6 23. Nxg6 Nxa4 24. Rd1+ Kc5 25. Bxa4 Bb7 26. Nf4 Bd5 27. Bb3 Kd6 28. h4 Ke5) 21... Kxc5 22. c3?! { (1.85 → 1.33) Inaccuracy. The best move was Nf7. } (22. Nf7 a5 23. Ng5 a4 24. Bxe6 Bxe6 25. Nxe6+ Kd6 26. Ng5 Rc8 27. Rd1+ Ke5 28. Rd2 Nd5 29. Nf7+ Ke6) 22... bxc3 23. bxc3 Ra7 24. f3 Rh7 25. Ng4 Rf7?? { (0.80 → 6.18) Blunder. The best move was Nxg4. } (25... Nxg4 26. fxg4 Kd6 27. Rf8 Rc7 28. c4 e3 29. Kf1 Bb7 30. Rg8 Rh7 31. Ke2 Rxh2 32. Kxe3 Rxg2 33. Rxg6) 26. Nxf6?? { (6.18 → 2.42) Blunder. The best move was fxe4. } (26. fxe4 Nxg4 27. Rxf7 Kc6 28. Rf8 Bd7 29. Ba4+ Kd6 30. Bxd7 Kxd7 31. Rf7+ Ke8 32. Ra7 Nf6 33. Rxa6 Kd7) 26... Rxf6 27. fxe4 Rxf1+ 28. Kxf1 Bb7?! { (2.78 → 3.31) Inaccuracy. The best move was a5. } (28... a5 29. Ke2 Bd7 30. Kd3 Kd6 31. Kd4 e5+ 32. Ke3 g5 33. Bc4 Kc5 34. Bd5 Kd6 35. Bg8 Kc5 36. Bd5) 29. Bxe6?! { (3.31 → 2.70) Inaccuracy. The best move was e5. } (29. e5 Bc8 30. Ke2 Bb7 31. Bxe6 Bxg2 32. Ke3 g5 33. c4 Bc6 34. Bf7 a5 35. e6 Kd6 36. c5+ Ke7) 29... Bxe4 30. Bc8?! { (3.07 → 2.10) Inaccuracy. The best move was g3. } (30. g3 Bb1 31. Kf2 g5 32. h4 gxh4 33. gxh4 Bg6 34. Ke3 Bh5 35. c4 Bg6 36. Bd5 a5 37. a3 Be8) 30... Kc4?! { (2.10 → 2.90) Inaccuracy. The best move was Kb5. } (30... Kb5 31. c4+ Kb6 32. Ke2 Bxg2 33. Kd3 a5 34. Kd4 a4 35. Be6 Kc7 36. Bd5 Bxd5 37. Kxd5 Kd7 38. c5) 31. Bxa6+ Kxc3 32. h4 Bd5?! { (3.47 → 4.08) Inaccuracy. The best move was Kd4. } (32... Kd4 33. Kf2 Bc6 34. Be2 Ke5 35. Bf3 Be8 36. Ke3 Kf6 37. a3 Ke5 38. Be4 Kf6 39. Kf4 Bd7 40. g3) 33. g4? { (4.08 → 1.41) Mistake. The best move was a4. } (33. a4 Kb4 34. Bd3 Bf7 35. Bb5 Kb3 36. Kf2 Kc3 37. Ke3 Kb3 38. Kf4 Kc3 39. a5 Kb4 40. Bd3 Kxa5) 33... Bg8?? { (1.41 → 4.84) Blunder. The best move was Bxa2. } (33... Bxa2 34. Ke2 Kd4 35. Kf3 Ke5 36. Bd3 Be6 37. g5 Bf7 38. Ke3 Be8 39. Bc2 Bf7 40. Be4 Be8 41. Bd3) 34. h5? { (4.84 → 2.06) Mistake. The best move was a4. } (34. a4 Kb4 35. Bb5 Bf7 36. Kf2 Kc5 37. Ke3 Kb4 38. Kf4 Bb3 39. Bd3 Bf7 40. Kg5 Bb3 41. Bxg6 Bxa4) 34... gxh5 35. gxh5?! { (0.60 → 0.00) Inaccuracy. The best move was g5. } (35. g5 Bxa2 36. Kg2 Kd4 37. Kg3 Bf7 38. Kf4 Bg6 39. Bc8 Bf7 40. Bf5 Kd5 41. Bd3 Kd4 42. Bh7 Be8) 35... Bf7?? { (0.00 → 6.62) Blunder. The best move was Bxa2. } (35... Bxa2 36. h6 Bb1 37. Bb5 Kd4 38. Ke2 Ke5 39. Kd2 Bh7 40. Kc3 Kf5 41. Be8 Kg5 42. Bb5 Kxh6 43. Be8) 36. h6 Kd4? { (7.63 → 93.26) Mistake. The best move was Bg8. } (36... Bg8 37. a4 Kb4 38. Bb5 Kc5 39. Ke2 Kb4 40. Kd3 Bh7+ 41. Kd4 Bg8 42. Ke4 Bh7+ 43. Ke3 Ka5 44. Kd4) 37. h7 Be6 38. h8=Q+ Ke4 39. a4 Kf4?! { (93.57 → Mate in 10) Checkmate is now unavoidable. The best move was Kd5. } (39... Kd5 40. Bb7+ Kc4 41. Qe5 Bg8 42. Ba6+ Kb4 43. Qb8+ Kxa4 44. Qxg8 Kb4 45. Qc4+ Ka3 46. Ke2 Kb2 47. Bb7) 40. Bb5?! { (Mate in 10 → 93.46) Lost forced checkmate sequence. The best move was Qf6+. } (40. Qf6+ Ke4 41. Qxe6+ Kd4 42. Bb7 Kc5 43. a5 Kb4 44. a6 Kc5 45. a7 Kb5 46. a8=Q Kb4 47. Qed5 Kc3) 40... Ke4 41. a5 Bb3 42. a6 Bf7 43. a7 Bd5 44. Ba6 Ba8 45. Qxa8+ Kf4 46. Qb7?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. The best move was Qf8+. } (46. Qf8+ Kg4 47. a8=Q Kg5 48. Qg2+ Kh5 49. Qh8#) 46... Kg5 47. a8=Q Kf5 48. Qb4?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. The best move was Qbf3+. } (48. Qbf3+ Kg6 49. Qg8+ Kh6 50. Qh1#) 48... Kg6 49. Bd3+ Kf6 50. Qaa5?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. The best move was Qf3+. } (50. Qf3+ Ke5 51. Qf5#) 50... Kg7 51. Qbb6?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. The best move was Qe7+. } (51. Qe7+ Kg8 52. Qa8#) 51... Kf7 52. Qaa7+ Kg8 53. Qbb8# 1-0
[Site "http://chesster.ru/xHA0xV9e"]
[Date "2024.12.22"]
[White "Anonymous"]
[Black "Anonymous"]
[Result "1-0"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "105"]
[Variant "Standard"]
[Annotator "chesster.ru"]
1. e4 c5 2. e5?! { (0.80 → -0.04) Inaccuracy. The best move was Nf3. } (2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Nd4 5. Bd3 d6 6. O-O Bg4 7. Be2 Nxe2+ 8. Qxe2 Qa5 9. d3 O-O-O) 2... d6 3. d4? { (0.44 → -0.88) Mistake. The best move was Nf3. } (3. Nf3 a6 4. Nc3 Nc6 5. exd6 e6 6. d7+ Bxd7 7. Bd3 Nf6 8. O-O Bd6 9. Rfe1) 3... g6? { (-0.88 → 1.05) Mistake. The best move was cxd4. } (3... cxd4 4. Qxd4 Nc6 5. Qa4 Bd7 6. exd6 e5 7. Nc3 Nd4 8. Bb5 Nxb5 9. Nxb5 Qb6 10. c4 Bxb5 11. cxb5) 4. dxc5 dxe5 5. Qxd8+ Kxd8 6. Nf3 Nd7 7. Nc3 e6 8. Bb5 Ngf6? { (0.84 → 2.02) Mistake. The best move was f6. } (8... f6 9. Be3 Nxc5 10. Bc4 b6 11. O-O-O+ Ke7 12. Bxc5+ bxc5 13. Ne4 Kf7 14. Kb1 Be7 15. Nd6+ Bxd6 16. Rxd6) 9. O-O?! { (2.02 → 1.25) Inaccuracy. The best move was Bg5. } (9. Bg5 Bg7 10. Bxd7 Bxd7 11. Nxe5 Ke7 12. Nxd7 Kxd7 13. O-O-O+ Ke8 14. Nb5 Ke7 15. Nd6 h6 16. Bxf6+ Bxf6) 9... a6 10. Ba4?! { (1.09 → 0.32) Inaccuracy. The best move was Bxd7. } (10. Bxd7 Nxd7 11. Rfd1 Ke7 12. Bg5+ f6 13. Be3 Kf7 14. Ne4 Be7 15. a4 a5 16. h3 Rhd8 17. Rd3 Kg7) 10... Bxc5 11. Be3? { (0.32 → -1.05) Mistake. The best move was Rfd1. } (11. Rfd1 b5 12. Nxe5 Ke8 13. Nxd7 Nxd7 14. Bb3 Bb7 15. Rde1 Bd4 16. a4 b4) 11... e4? { (-1.05 → 0.72) Mistake. The best move was Bxe3. } (11... Bxe3 12. Bxd7 Bc5 13. Ba4 b5 14. Nxe5 Ke7 15. Bb3 Bb7 16. Rfd1 Rhd8 17. Nd3 Bd6 18. a4 Ne4 19. Nxe4) 12. Bxc5? { (0.72 → -1.21) Mistake. The best move was Ne5. } (12. Ne5 Nxe5 13. Bxc5 Nfd7 14. Bd4 b5 15. Bb3 Bb7 16. Rae1 Ke7 17. Nxe4 f6 18. Bxe5 fxe5 19. Ng5) 12... Nxc5 13. Ng5 Ke7 14. Rae1? { (-1.49 → -2.74) Mistake. The best move was f3. } (14. f3 e3 15. Bb3 h6 16. Nge4 Nxb3 17. axb3 Nd5 18. Rfe1 Rhd8 19. Nc5 Nb4 20. Rac1 Nd5 21. Nxd5+ Rxd5) 14... b5 15. Bb3 Rhd8?! { (-2.26 → -1.49) Inaccuracy. The best move was Bb7. } (15... Bb7 16. f3 exf3 17. Nxf3 Rhd8 18. Rf2 Nfe4 19. Nxe4 Nxe4 20. Rfe2 f5 21. Re2e3 Bd5 22. Nd4 e5 23. Bxd5) 16. Red1? { (-1.49 → -2.74) Mistake. The best move was Ngxe4. } (16. Ngxe4 Ncxe4 17. Nxe4 a5 18. a3 Nxe4 19. Rxe4 a4 20. Ba2 Rd2 21. Rh4 h5 22. Rb4 Bd7 23. c4 bxc4) 16... h6?? { (-2.74 → 0.76) Blunder. The best move was Bb7. } (16... Bb7 17. Rfe1 h6 18. Nh3 Rxd1 19. Rxd1 Rc8 20. Rd2 Nxb3 21. axb3 b4 22. Ne2 Nd5 23. Nhf4 g5) 17. Rxd8 Kxd8 18. Nxf7+ Ke7 19. Nxh6 b4?! { (-0.20 → 0.76) Inaccuracy. The best move was Bd7. } (19... Bd7 20. h3 a5 21. a4 Nxa4 22. Bxa4 bxa4 23. Ng4 Nxg4 24. hxg4 a3 25. bxa3 Rc8 26. Nxe4 Rxc2 27. Re1) 20. Na4 Kd6? { (0.36 → 2.94) Mistake. The best move was Nxa4. } (20... Nxa4 21. Bxa4 Bb7 22. h3 Bd5 23. Ng4 Nxg4 24. hxg4 Kf6 25. Bb3 Rc8 26. Re1 Kg5 27. f3 exf3 28. gxf3) 21. Nxc5?! { (2.94 → 2.18) Inaccuracy. The best move was Nf7+. } (21. Nf7+ Kc6 22. Ne5+ Kd6 23. Nxg6 Nxa4 24. Rd1+ Kc5 25. Bxa4 Bb7 26. Nf4 Bd5 27. Bb3 Kd6 28. h4 Ke5) 21... Kxc5 22. c3?! { (1.85 → 1.33) Inaccuracy. The best move was Nf7. } (22. Nf7 a5 23. Ng5 a4 24. Bxe6 Bxe6 25. Nxe6+ Kd6 26. Ng5 Rc8 27. Rd1+ Ke5 28. Rd2 Nd5 29. Nf7+ Ke6) 22... bxc3 23. bxc3 Ra7 24. f3 Rh7 25. Ng4 Rf7?? { (0.80 → 6.18) Blunder. The best move was Nxg4. } (25... Nxg4 26. fxg4 Kd6 27. Rf8 Rc7 28. c4 e3 29. Kf1 Bb7 30. Rg8 Rh7 31. Ke2 Rxh2 32. Kxe3 Rxg2 33. Rxg6) 26. Nxf6?? { (6.18 → 2.42) Blunder. The best move was fxe4. } (26. fxe4 Nxg4 27. Rxf7 Kc6 28. Rf8 Bd7 29. Ba4+ Kd6 30. Bxd7 Kxd7 31. Rf7+ Ke8 32. Ra7 Nf6 33. Rxa6 Kd7) 26... Rxf6 27. fxe4 Rxf1+ 28. Kxf1 Bb7?! { (2.78 → 3.31) Inaccuracy. The best move was a5. } (28... a5 29. Ke2 Bd7 30. Kd3 Kd6 31. Kd4 e5+ 32. Ke3 g5 33. Bc4 Kc5 34. Bd5 Kd6 35. Bg8 Kc5 36. Bd5) 29. Bxe6?! { (3.31 → 2.70) Inaccuracy. The best move was e5. } (29. e5 Bc8 30. Ke2 Bb7 31. Bxe6 Bxg2 32. Ke3 g5 33. c4 Bc6 34. Bf7 a5 35. e6 Kd6 36. c5+ Ke7) 29... Bxe4 30. Bc8?! { (3.07 → 2.10) Inaccuracy. The best move was g3. } (30. g3 Bb1 31. Kf2 g5 32. h4 gxh4 33. gxh4 Bg6 34. Ke3 Bh5 35. c4 Bg6 36. Bd5 a5 37. a3 Be8) 30... Kc4?! { (2.10 → 2.90) Inaccuracy. The best move was Kb5. } (30... Kb5 31. c4+ Kb6 32. Ke2 Bxg2 33. Kd3 a5 34. Kd4 a4 35. Be6 Kc7 36. Bd5 Bxd5 37. Kxd5 Kd7 38. c5) 31. Bxa6+ Kxc3 32. h4 Bd5?! { (3.47 → 4.08) Inaccuracy. The best move was Kd4. } (32... Kd4 33. Kf2 Bc6 34. Be2 Ke5 35. Bf3 Be8 36. Ke3 Kf6 37. a3 Ke5 38. Be4 Kf6 39. Kf4 Bd7 40. g3) 33. g4? { (4.08 → 1.41) Mistake. The best move was a4. } (33. a4 Kb4 34. Bd3 Bf7 35. Bb5 Kb3 36. Kf2 Kc3 37. Ke3 Kb3 38. Kf4 Kc3 39. a5 Kb4 40. Bd3 Kxa5) 33... Bg8?? { (1.41 → 4.84) Blunder. The best move was Bxa2. } (33... Bxa2 34. Ke2 Kd4 35. Kf3 Ke5 36. Bd3 Be6 37. g5 Bf7 38. Ke3 Be8 39. Bc2 Bf7 40. Be4 Be8 41. Bd3) 34. h5? { (4.84 → 2.06) Mistake. The best move was a4. } (34. a4 Kb4 35. Bb5 Bf7 36. Kf2 Kc5 37. Ke3 Kb4 38. Kf4 Bb3 39. Bd3 Bf7 40. Kg5 Bb3 41. Bxg6 Bxa4) 34... gxh5 35. gxh5?! { (0.60 → 0.00) Inaccuracy. The best move was g5. } (35. g5 Bxa2 36. Kg2 Kd4 37. Kg3 Bf7 38. Kf4 Bg6 39. Bc8 Bf7 40. Bf5 Kd5 41. Bd3 Kd4 42. Bh7 Be8) 35... Bf7?? { (0.00 → 6.62) Blunder. The best move was Bxa2. } (35... Bxa2 36. h6 Bb1 37. Bb5 Kd4 38. Ke2 Ke5 39. Kd2 Bh7 40. Kc3 Kf5 41. Be8 Kg5 42. Bb5 Kxh6 43. Be8) 36. h6 Kd4? { (7.63 → 93.26) Mistake. The best move was Bg8. } (36... Bg8 37. a4 Kb4 38. Bb5 Kc5 39. Ke2 Kb4 40. Kd3 Bh7+ 41. Kd4 Bg8 42. Ke4 Bh7+ 43. Ke3 Ka5 44. Kd4) 37. h7 Be6 38. h8=Q+ Ke4 39. a4 Kf4?! { (93.57 → Mate in 10) Checkmate is now unavoidable. The best move was Kd5. } (39... Kd5 40. Bb7+ Kc4 41. Qe5 Bg8 42. Ba6+ Kb4 43. Qb8+ Kxa4 44. Qxg8 Kb4 45. Qc4+ Ka3 46. Ke2 Kb2 47. Bb7) 40. Bb5?! { (Mate in 10 → 93.46) Lost forced checkmate sequence. The best move was Qf6+. } (40. Qf6+ Ke4 41. Qxe6+ Kd4 42. Bb7 Kc5 43. a5 Kb4 44. a6 Kc5 45. a7 Kb5 46. a8=Q Kb4 47. Qed5 Kc3) 40... Ke4 41. a5 Bb3 42. a6 Bf7 43. a7 Bd5 44. Ba6 Ba8 45. Qxa8+ Kf4 46. Qb7?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. The best move was Qf8+. } (46. Qf8+ Kg4 47. a8=Q Kg5 48. Qg2+ Kh5 49. Qh8#) 46... Kg5 47. a8=Q Kf5 48. Qb4?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. The best move was Qbf3+. } (48. Qbf3+ Kg6 49. Qg8+ Kh6 50. Qh1#) 48... Kg6 49. Bd3+ Kf6 50. Qaa5?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. The best move was Qf3+. } (50. Qf3+ Ke5 51. Qf5#) 50... Kg7 51. Qbb6?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. The best move was Qe7+. } (51. Qe7+ Kg8 52. Qa8#) 51... Kf7 52. Qaa7+ Kg8 53. Qbb8# 1-0