CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/WglgChMe"] [Date "2026.09.14"] [White "Andrew8"] [Black "Matias"] [Result "1-0"] [UTCDate "2026.09.14"] [UTCTime "23:08:58"] [WhiteElo "1260"] [BlackElo "1186"] [WhiteRatingDiff "+7"] [BlackRatingDiff "-34"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Mikenas Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nc6?! { (0.41 → 1.03) Inaccuracy. Nf6 was best. } { A40 Mikenas Defense } (1... Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4) 2. Bf4?! { (1.03 → 0.51) Inaccuracy. d5 was best. } (2. d5) 2... d5 3. Nc3 e6 4. Nb5 a6?? { (0.33 → 8.63) Blunder. Bd6 was best. } (4... Bd6 5. Nxd6+ cxd6 6. Nf3 f6 7. e3 e5 8. Bg3 Nge7 9. c3 Be6 10. Be2 Qb6 11. b4) 5. Nxc7+ Kd7 6. Nxa8 Qa5+ 7. c3 b5 8. Bc7 e5 9. dxe5 d4 10. Bxa5 Nxa5 11. Nb6+ Kc7 12. Nxc8 Kxc8 13. Nf3 Be7 14. Qa4 bxa4 15. cxd4 Bb4+ 16. Nd2 Nc4 17. Rc1?? { (8.53 → 1.75) Blunder. O-O-O was best. } (17. O-O-O Nxd2 18. Rxd2 Kb8 19. Rc2 Ne7 20. e3 Rc8 21. Bxa6 Rc6 22. Bb5 Rb6 23. Bxa4 f6) 17... Bxd2+ 18. Kd1 Bxc1 19. Kxc1 Nh6?! { (1.73 → 2.90) Inaccuracy. a3 was best. } (19... a3) 20. e3 Rd8?? { (2.75 → 8.42) Blunder. Nb6 was best. } (20... Nb6) 21. Bxc4 Ng4 22. Bxa6+ Kc7 23. Kb1 Ra8 24. Rc1+ Kb6 25. Be2 a3 26. d5 Nxf2 27. Rc6+ Kb7 28. Bf3 Ra6 29. Rxa6 Kxa6 30. d6 Ka7? { (7.54 → Mate in 7) Checkmate is now unavoidable. Kb6 was best. } (30... Kb6 31. Be2) 31. d7 Kb8 32. d8=Q+ Ka7 33. Qd5 Ka6 34. Be2+ Kb6 35. bxa3 g5 36. Qb5+ Kc7 37. Qc5+ Kb7 38. Qe7+ Kb6 39. Qd6+ Kb7 40. Qa6+ Kc7 41. Bb5 g4 42. Qc6+ Kb8 43. Ba6 Ka7 44. Qb7# { White wins by checkmate. } 1-0