CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/H3dqxORi"] [Date "2024.03.09"] [White "Alyssa"] [Black "Ryan1"] [Result "0-1"] [UTCDate "2024.03.09"] [UTCTime "18:14:31"] [WhiteElo "1035"] [BlackElo "1131"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+20"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game: Chigorin Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Nc3 { D00 Queen's Pawn Game: Chigorin Variation } e6 3. e3?! { (0.38 → -0.41) Inaccuracy. e4 was best. } (3. e4 Nf6) 3... Bb4 4. a3 Ba5?! { (0.14 → 1.00) Inaccuracy. Bxc3+ was best. } (4... Bxc3+ 5. bxc3) 5. b4 Bb6 6. Nxd5?? { (1.07 → -5.23) Blunder. Nf3 was best. } (6. Nf3 Nf6) 6... exd5 7. f3 Nf6 8. e4?! { (-5.57 → -8.59) Inaccuracy. c4 was best. } (8. c4 dxc4 9. Bxc4 Nc6 10. Ne2 Be6 11. Bxe6 fxe6 12. Bb2 Qd7 13. Qb3 Qd5 14. Qc2 Qg5) 8... dxe4 9. fxe4 O-O 10. e5 Bxd4 11. exf6 Bxa1 12. fxg7 Kxg7 13. b5 Qd7 14. Be2 Rd8 15. Bg5 c5?? { (-11.31 → 0.86) Blunder. Bc3+ was best. } (15... Bc3+) 16. Bxd8?? { (0.86 → -1.54) Blunder. Qxa1+ was best. } (16. Qxa1+ Qd4) 16... Qe8?? { (-1.54 → 8.91) Blunder. Bc3+ was best. } (16... Bc3+ 17. Kf1) 17. Bh4?? { (8.91 → -0.12) Blunder. Qxa1+ was best. } (17. Qxa1+ Kg8) 17... b6?? { (-0.12 → 8.75) Blunder. Bc3+ was best. } (17... Bc3+ 18. Kf1) 18. a4?? { (8.75 → 1.12) Blunder. Qxa1+ was best. } (18. Qxa1+ Kg8) 18... a5?? { (1.12 → 8.89) Blunder. Bc3+ was best. } (18... Bc3+) 19. c4?? { (8.89 → 0.41) Blunder. Qxa1+ was best. } (19. Qxa1+ Kg8) 19... Ra7?? { (0.41 → 9.62) Blunder. Bc3+ was best. } (19... Bc3+ 20. Kf1 Bf5 21. Bf3 Ra7 22. Ne2 Qe3 23. Nxc3 Qxc3 24. Bd5 Nd7 25. Qf3 Bd3+ 26. Kf2) 20. Qxa1+ Kf8? { (9.29 → Mate in 1) Checkmate is now unavoidable. f6 was best. } (20... f6 21. Qxf6+) 21. Qd1? { (Mate in 1 → 9.19) Lost forced checkmate sequence. Qh8# was best. } (21. Qh8#) 21... Rd7 22. Qxd7?? { (8.71 → -5.38) Blunder. Qc1 was best. } (22. Qc1 Rd6 23. Qf4 Rd4 24. Qh6+ Kg8 25. Qg5+ Kh8 26. Kf2 Nd7 27. Nf3 f6 28. Qh6 Qg6) 22... Bxd7? { (-5.38 → -3.23) Mistake. Nxd7 was best. } (22... Nxd7 23. Nf3) 23. Nf3 Qe3 24. Kd1?! { (-4.23 → -6.73) Inaccuracy. Bg3 was best. } (24. Bg3 Qc1+) 24... Bf5 25. h3 Nd7 26. g4 Be4 27. g5 Bxf3 28. Bxf3 Qxf3+ 29. Ke1 Qxh1+ 30. Ke2 Ne5 31. g6 fxg6 32. Bf6 Qf3+ 33. Kd2 Qxh3?! { (Mate in 7 → -10.86) Lost forced checkmate sequence. Qxf6 was best. } (33... Qxf6 34. Ke1 Qf3 35. Kd2 Nxc4+ 36. Kc2 Qxh3 37. Kd1 Qh2 38. Ke1 Qg2 39. Kd1 Qd2#) 34. Bxe5 g5 35. Bf6?! { (-11.94 → Mate in 33) Checkmate is now unavoidable. Bd6+ was best. } (35. Bd6+ Kf7) 35... Ke8?! { (Mate in 33 → -10.48) Lost forced checkmate sequence. Qh2+ was best. } (35... Qh2+) 36. Bxg5?! { (-10.48 → Mate in 20) Checkmate is now unavoidable. Bc3 was best. } (36. Bc3 Qh2+) 36... Qg2+ 37. Ke3 h5?! { (Mate in 21 → -11.08) Lost forced checkmate sequence. Qxg5+ was best. } (37... Qxg5+ 38. Ke4 Ke7 39. Kf3 Qh4 40. Ke3 Qxc4 41. Kf3 Qxa4 42. Kg2 Qd4 43. Kh3 Qc4 44. Kg3) 38. Bf6 Qg6 39. Be5 h4 40. Bc7 h3 41. Kd2 h2 42. Bxh2 Qg2+ 43. Ke3 Qxh2 44. Ke4 Qe2+ 45. Kd5 Qd2+ 46. Kc6 Qg2+?! { (Mate in 5 → -56.29) Lost forced checkmate sequence. Qd8 was best. } (46... Qd8 47. Kb7 Kd7 48. Ka6 Kc8 49. Ka7 Kc7 50. Ka6 Qa8#) 47. Kxb6 Qg6+?! { (Mate in 8 → -72.19) Lost forced checkmate sequence. Kd7 was best. } (47... Kd7 48. Kxc5 Qe4 49. Kb6 Qxc4 50. Kb7 Qc8+ 51. Kb6 Kd6 52. Ka7 Kc7 53. b6+ Kc6 54. b7) 48. Kxc5 Qg5+ 49. Kb6?! { (-72.22 → Mate in 8) Checkmate is now unavoidable. Kd6 was best. } (49. Kd6 Qg6+ 50. Ke5 Kd7 51. c5 Qg5+ 52. Kd4 Qf4+ 53. Kd5 Qxa4 54. b6 Qb3+ 55. Ke5 Qc4) 49... Qf6+ 50. Kxa5 Qc3+ 51. Kb6 Qd4+?! { (Mate in 7 → -59.79) Lost forced checkmate sequence. Qxc4 was best. } (51... Qxc4 52. Kb7 Kd7 53. Kb6 Qc7+ 54. Ka6 Kc8 55. b6 Qc5 56. b7+ Kb8 57. a5 Qc6#) 52. c5 Qf6+?! { (Mate in 7 → -37.40) Lost forced checkmate sequence. Kd7 was best. } (52... Kd7 53. Ka7 Kc7 54. a5 Qxc5+ 55. b6+ Kc6 56. Kb8 Qf8+ 57. Ka7 Qf7+ 58. Ka6 Qb7#) 53. c6 Qd8+ 54. c7 Qc8 55. Kc6 Kf7 56. b6 Ke6 57. a5 Qe8+ 58. Kb7?! { (-59.64 → Mate in 20) Checkmate is now unavoidable. Kc5 was best. } (58. Kc5 Qa8) 58... Kd7 59. c8=Q+?! { (-58.91 → Mate in 5) Checkmate is now unavoidable. Ka6 was best. } (59. Ka6 Qa8+ 60. Kb5 Qc6+ 61. Kb4 Kc8 62. a6 Qxb6+ 63. Kc3 Qxa6 64. Kd2 Qe6 65. Kd3 Qe1) 59... Qxc8+ 60. Ka7 Kc6 61. b7 Qxb7# { Black wins by checkmate. } 0-1