CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Y6uuEudF"] [Date "2023.12.27"] [White "SaViNa"] [Black "Hanjun"] [Result "1-0"] [UTCDate "2023.12.27"] [UTCTime "21:32:31"] [WhiteElo "1373"] [BlackElo "1219"] [WhiteRatingDiff "+6"] [BlackRatingDiff "-21"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C41"] [Opening "Philidor Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 d6 { C41 Philidor Defense } 3. d3?! { (0.67 → 0.12) Inaccuracy. d4 was best. } (3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bf4 Nc6 7. Qd2 Nxd4) 3... Nc6 4. Bg5?! { (0.31 → -0.36) Inaccuracy. Nc3 was best. } (4. Nc3 g6) 4... f6 5. Be3 g5?? { (-0.18 → 1.52) Blunder. d5 was best. } (5... d5) 6. Nc3 Nd4?? { (1.45 → 5.37) Blunder. g4 was best. } (6... g4 7. Nh4) 7. Bxd4? { (5.37 → 3.26) Mistake. Nxd4 was best. } (7. Nxd4) 7... exd4 8. Nxd4 c5?! { (3.30 → 5.05) Inaccuracy. c6 was best. } (8... c6 9. Qh5+) 9. Nf5? { (5.05 → 3.20) Mistake. Qh5+ was best. } (9. Qh5+) 9... Ne7? { (3.20 → 5.33) Mistake. Bxf5 was best. } (9... Bxf5 10. exf5 Qe7+ 11. Be2 O-O-O 12. O-O h5 13. Bf3 Qh7 14. Re1 Qxf5 15. Bd5 Kb8 16. Bxg8) 10. Nxe7 Qxe7 11. Qh5+ Qf7 12. Qxg5?? { (3.02 → -9.84) Blunder. Be2 was best. } (12. Be2 Be6) 12... Be6?? { (-9.84 → 3.81) Blunder. fxg5 was best. } (12... fxg5 13. h4 g4 14. Be2 Bg7 15. O-O O-O 16. g3 Be5 17. Kg2 Rd8 18. f3 gxf3+ 19. Rxf3) 13. Qe3 O-O-O 14. Nb5?? { (3.24 → 1.23) Blunder. g3 was best. } (14. g3) 14... a6 15. Na7+?? { (1.63 → -4.19) Blunder. Nc3 was best. } (15. Nc3 f5) 15... Kc7?! { (-4.19 → -2.83) Inaccuracy. Kb8 was best. } (15... Kb8) 16. d4 Bxa2?? { (-3.05 → 3.68) Blunder. Kb6 was best. } (16... Kb6 17. Nc6 bxc6 18. b4 Bc4 19. Bd3 Bxd3 20. cxd3 cxb4 21. d5+ c5 22. a3 b3 23. Rb1) 17. dxc5? { (3.68 → 2.24) Mistake. Qa3 was best. } (17. Qa3 Re8) 17... dxc5 18. b3 b6?? { (2.01 → 9.84) Blunder. Bxb3 was best. } (18... Bxb3) 19. Rxa2 Qg6 20. Rxa6 Rb8? { (9.04 → Mate in 11) Checkmate is now unavoidable. Bh6 was best. } (20... Bh6 21. Nb5+) 21. Nb5+?! { (Mate in 11 → 16.92) Lost forced checkmate sequence. Qf4+ was best. } (21. Qf4+ Kd7 22. Bb5+ Ke6 23. Bc4+ Kd7 24. Nb5 Rc8 25. Ra7+ Ke8 26. Nd6+ Kd8 27. Nf7+ Qxf7) 21... Kb7?! { (16.92 → Mate in 5) Checkmate is now unavoidable. Kc8 was best. } (21... Kc8 22. Qf4 Rb7 23. Bc4 f5 24. Ra8+ Kd7 25. Qd2+ Bd6 26. Rxh8 fxe4 27. Nxd6 Qxd6 28. Rxh7+) 22. Ra7+ Kc6 23. h4?! { (Mate in 1 → 14.05) Lost forced checkmate sequence. Rc7# was best. } (23. Rc7#) 23... Re8?! { (14.05 → Mate in 1) Checkmate is now unavoidable. Rb7 was best. } (23... Rb7 24. Qd3) 24. h5?! { (Mate in 1 → 16.21) Lost forced checkmate sequence. Rc7# was best. } (24. Rc7#) 24... Qxe4 25. Qxe4+? { (Mate in 8 → 8.76) Lost forced checkmate sequence. Rc7+ was best. } (25. Rc7+ Kd5 26. Bc4+ Ke5 27. Re7+ Bxe7 28. f4+ Kf5 29. g4+ Kxg4 30. Qxe4 Bd8 31. Be2+ Kg3) 25... Rxe4+ 26. Be2 Bh6 27. Nc3 Re5 28. O-O Rhe8 29. Bb5+ Kd6 30. Rd7+ Ke6 31. Rxh7 Bd2 32. Bxe8 Bxc3 33. Ba4 Rf5 34. Rb7 Bd4 35. Rxb6+ Kd5 36. c4+ Ke5 37. Re1+ Kf4 38. g3+ Kg4 39. Re4+ Kg5 40. b4 Kh6 41. bxc5 Bxf2+ 42. Kg2 Kxh5? { (8.53 → Mate in 17) Checkmate is now unavoidable. Bxc5 was best. } (42... Bxc5 43. Rc6 Rf2+ 44. Kh3 Rf5 45. Bc2 Rxh5+ 46. Kg2 Ba3 47. Rg4 Rg5 48. Rh4+ Kg7 49. Rh7+) 43. Rh4+?! { (Mate in 17 → 14.05) Lost forced checkmate sequence. Be8+ was best. } (43. Be8+ Kh6 44. Rh4+ Kg5 45. Rb7 Rxc5 46. Rh5+ Kg4 47. Rg7+ Rg5 48. Rhxg5+ fxg5 49. Bd7+ Kh5) 43... Kg5 44. c6? { (66.67 → 4.09) Mistake. Rb7 was best. } (44. Rb7) 44... Bxb6 45. g4?? { (3.28 → 0.00) Blunder. Bd1 was best. } (45. Bd1 Ra5) 45... Rf2+ 46. Kg3 Ra2?? { (0.16 → 4.34) Blunder. Bc7+ was best. } (46... Bc7+ 47. Kxf2 Kxh4 48. Ke3 Kg5 49. Ke4 Kg6 50. Bb3 Kf7 51. c5+ Kf8 52. Bc4 Ke8 53. Bd5) 47. Rh5+ Kg6 48. c5?? { (4.21 → -4.12) Blunder. Bb3 was best. } (48. Bb3) 48... Rxa4?? { (-4.12 → 9.94) Blunder. Bc7+ was best. } (48... Bc7+) 49. cxb6 f5 50. Rxf5 Ra3+ 51. Kf4?! { (Mate in 11 → 11.02) Lost forced checkmate sequence. Rf3 was best. } (51. Rf3 Ra1 52. b7 Rg1+ 53. Kf2 Rb1 54. c7 Rb2+ 55. Kg3 Rb1 56. b8=Q Rg1+ 57. Kf2 Rf1+) 51... Ra4+ 52. Ke5 Ra6? { (9.73 → Mate in 11) Checkmate is now unavoidable. Rxg4 was best. } (52... Rxg4 53. Rf4) 53. b7 Rb6 54. c7 Rxb7 55. c8=Q Re7+ 56. Qe6+ Kg7 57. Qxe7+ Kh6 58. Rh5+ Kg6 59. Qg5+ Kf7 60. Rh6 Ke8 61. Qg8+ Ke7 62. Re6+ Kd7 63. Qf7+ Kc8 64. Re8# { White wins by checkmate. } 1-0