CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/TuUpnD6u"] [Date "2023.07.26"] [White "Wali"] [Black "Aarnav"] [Result "1-0"] [UTCDate "2023.07.26"] [UTCTime "20:03:39"] [WhiteElo "1513"] [BlackElo "1630"] [WhiteRatingDiff "+17"] [BlackRatingDiff "-34"] [WhiteTitle "GM🏆"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. Nc3 b6? { (0.37 → 1.70) Mistake. g6 was best. } (3... g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Be2 O-O 8. O-O) 4. b3? { (1.70 → 0.20) Mistake. d4 was best. } (4. d4 cxd4 5. Nxd4 e6 6. Ndb5 Ba6 7. Bf4 Bxb5 8. Nxb5 e5 9. Bg3 Nf6 10. f3 Qb8) 4... Bb7 5. d3?! { (0.37 → -0.58) Inaccuracy. d4 was best. } (5. d4 cxd4) 5... Qc7? { (-0.58 → 0.52) Mistake. g6 was best. } (5... g6 6. Bb2 Bg7 7. Qd2 e6 8. h4 h5 9. O-O-O Nf6 10. e5 Ng4 11. Nb5 O-O 12. d4) 6. h4?! { (0.52 → -0.21) Inaccuracy. Nd5 was best. } (6. Nd5 Qb8 7. Bb2 e6 8. Ne3 Nf6 9. g3 Be7 10. Bg2 O-O 11. O-O d5 12. exd5 Nxd5) 6... O-O-O? { (-0.21 → 1.15) Mistake. Nf6 was best. } (6... Nf6 7. g3 e6 8. Nb5 Qd8 9. Bg2 a6 10. Nc3 Be7 11. O-O O-O 12. Ne2 d5 13. e5) 7. g4?? { (1.15 → -1.25) Blunder. Nd5 was best. } (7. Nd5) 7... Nf6?? { (-1.25 → 1.40) Blunder. e6 was best. } (7... e6 8. g5 h6 9. Bg2 Nge7 10. Qd2 d5 11. Qf4 Qxf4 12. Bxf4 dxe4 13. Nxe4 Nb4 14. O-O-O) 8. g5?? { (1.40 → -0.32) Blunder. Nb5 was best. } (8. Nb5 Qb8) 8... Ng4? { (-0.32 → 0.88) Mistake. Nh5 was best. } (8... Nh5 9. Qd2) 9. Bh3?! { (0.88 → 0.19) Inaccuracy. Nd5 was best. } (9. Nd5 Qd6) 9... Nge5 10. Nxe5 Nxe5 11. Bf4?? { (0.45 → -3.03) Blunder. Nb5 was best. } (11. Nb5 Qb8) 11... e6?? { (-3.03 → -0.20) Blunder. Nxd3+ was best. } (11... Nxd3+ 12. Qxd3 Qxf4 13. Rg1 g6 14. Rg4 Qe5 15. f4 Qd4 16. Qxd4 cxd4 17. Nd5 h6 18. O-O-O) 12. Nb5?? { (-0.20 → -3.36) Blunder. Bg3 was best. } (12. Bg3 a6 13. f4 Nc6 14. Qd2 Kb8 15. O-O-O d5 16. exd5 exd5 17. Qh2 Nd4 18. f5 Bd6) 12... Qb8?? { (-3.36 → 1.27) Blunder. Nxd3+ was best. } (12... Nxd3+ 13. cxd3) 13. c4?? { (1.27 → -4.75) Blunder. Nxa7+ was best. } (13. Nxa7+ Qxa7) 13... Bd6?? { (-4.75 → 0.56) Blunder. Nxd3+ was best. } (13... Nxd3+ 14. Qxd3 Qxf4 15. Bg2 a6 16. Nc3 h6 17. g6 Be7 18. O-O fxg6 19. Rad1 Rhf8 20. b4) 14. Nxd6+? { (0.56 → -0.55) Mistake. Ke2 was best. } (14. Ke2 f6) 14... Qxd6 15. Bxe5?? { (-1.06 → -3.24) Blunder. Ke2 was best. } (15. Ke2 h6) 15... Qxe5 16. O-O f6? { (-3.49 → -1.62) Mistake. h6 was best. } (16... h6 17. g6 Rhf8 18. Qg4 fxg6 19. Qg3 Rf4 20. b4 cxb4 21. a3 b3 22. Rab1 Rdf8 23. Rxb3) 17. f4? { (-1.62 → -3.05) Mistake. b4 was best. } (17. b4 fxg5) 17... Rhg8?? { (-3.05 → 10.53) Blunder. Qd4+ was best. } (17... Qd4+ 18. Kh2 fxg5 19. fxg5 g6 20. Qd2 Bxe4 21. Rad1 Bf5 22. Bxf5 exf5 23. Qf4 Qc3 24. Qd2) 18. fxe5 fxe5 19. Qf3 Rdf8 20. Qxf8+ Rxf8 21. Rxf8+ Kc7 22. Raf1 Bc6 23. R1f7 g6 24. Bxe6 Kd6 25. Bg4 b5 26. cxb5 Bxb5 27. Rf6+ Ke7 28. R8f7+ Ke8 29. Rd6 Kxf7 30. Bxd7 Bxd7 31. Rxd7+ Ke6 32. Rxa7 Kd6 33. Rxh7 Ke6?! { (69.91 → Mate in 10) Checkmate is now unavoidable. c4 was best. } (33... c4 34. bxc4) 34. Rh6?! { (Mate in 10 → 71.23) Lost forced checkmate sequence. Rg7 was best. } (34. Rg7 c4 35. Rxg6+ Kf7 36. Rf6+ Ke7 37. dxc4 Kd7 38. h5 Kc7 39. h6 Kb7 40. h7 Ka7) 34... Kf7 35. a4 Ke6 36. a5 Kd7 37. a6 Kc7 38. Rxg6 Kb8 39. Rb6+ Ka7 40. Rc6 Ka8 41. g6 Kb8 42. g7 Ka7 43. g8=Q c4 44. Qf7+ Kb8 45. Qb7# { White wins by checkmate. } 1-0