FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/gfgyeCu9"]
[Date "2023.07.26"]
[White "Oskar"]
[Black "Nate"]
[Result "0-1"]
[UTCDate "2023.07.26"]
[UTCTime "20:03:39"]
[WhiteElo "1963"]
[BlackElo "1868"]
[WhiteRatingDiff "-13"]
[BlackRatingDiff "+10"]
[WhiteTitle "GM🦃"]
[BlackTitle "GM🥉"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "E90"]
[Opening "King's Indian Defense: Normal Variation, Rare Defenses"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 { E90 King's Indian Defense: Normal Variation, Rare Defenses } O-O 6. Bf4 Nbd7 7. Bd3 h5?! { (0.06 → 0.65) Inaccuracy. e5 was best. } (7... e5 8. Be3 Ng4 9. Bg5 f6 10. Bh4 g5 11. Bg3 Nh6 12. O-O g4 13. Nh4 exd4 14. Ne2) 8. O-O Qe8? { (0.95 → 2.59) Mistake. e5 was best. } (8... e5) 9. Nb5 Qd8 10. Nc3? { (2.31 → 0.89) Mistake. e5 was best. } (10. e5 dxe5 11. dxe5 Ng4 12. e6 Nc5 13. exf7+ Kxf7 14. Bc2 Ne6 15. Bg3 Qxd1 16. Raxd1 Bxb2) 10... c5? { (0.89 → 2.30) Mistake. e5 was best. } (10... e5 11. Bg5 exd4 12. Nxd4 c6 13. h3 Qb6 14. Nb3 a5 15. Be3 Qd8 16. Nd4 Nc5 17. Qc2) 11. dxc5? { (2.30 → 0.96) Mistake. e5 was best. } (11. e5) 11... Nxc5 12. b4?! { (0.96 → 0.40) Inaccuracy. Rc1 was best. } (12. Rc1 b6 13. Bb1 Bb7 14. Ng5 Nh7 15. Nxh7 Kxh7 16. b3 Bxc3 17. Rxc3 Bxe4 18. b4 Bxb1) 12... Nxd3 13. Qxd3 e5? { (0.26 → 1.53) Mistake. Be6 was best. } (13... Be6 14. Rac1 Qd7 15. h3 Rfc8 16. Nd5 Bxd5 17. exd5 Qa4 18. Qb3 Qxb3 19. axb3 a6 20. Rfe1) 14. Bg5 Be6 15. Nb5 Qb6?! { (0.49 → 1.45) Inaccuracy. a6 was best. } (15... a6 16. Nxd6) 16. Qxd6?? { (1.45 → -5.17) Blunder. Rac1 was best. } (16. Rac1 a5) 16... Bxc4 17. Qxb6 axb6 18. Rfc1?! { (-5.13 → -7.92) Inaccuracy. Bxf6 was best. } (18. Bxf6) 18... Bxb5 19. Nxe5 Rfe8 20. Nf3 Rxe4 21. a3 Bc6 22. Be3 Nd5 23. Ng5 Rxe3 24. fxe3 Bxa1 25. Rxa1 Nxe3 26. Re1 Nxg2 27. Re7 Rxa3 28. Rxf7 Nh4 29. Rc7 Rb3 30. Nf7 Rb1+ 31. Kf2 Rxb4 32. Nh6+ Kh8 33. Nf7+ Kg8 34. Nh6+ Kf8 35. Rf7+ Ke8 36. Rc7 Rf4+ 37. Kg3 Rd4 38. Rc8+ Kd7 39. Rf8 b5 40. Rf7+ Kd6 41. Rf6+ Kc5 42. h3 Nf5+ 43. Kh2 Nxh6 44. Rxg6 Rd6 45. Rg5+ Kb6 46. Rxh5 b4 47. Rh4 Ka5 48. Rf4 Ka4 49. Rc4 Rd1 50. Kg3 Ka3 51. Kf2 b3 52. Ke2 Rb1 53. Rc3 Ka2 54. Kd2 b2 55. Kc2?! { (-68.77 → Mate in 8) Checkmate is now unavoidable. Rc2 was best. } (55. Rc2 Rf1 56. Ke2 Bb5+ 57. Ke3 Kb3 58. Rxb2+ Kxb2 59. Kd4 Bc6 60. Kc5 Rc1+ 61. Kb6 Rh1) 55... Rc1+ 56. Kd2 Rxc3 57. Kxc3 b1=Q 58. Kd4 Qc1 59. Kd3 Kb3 60. Kd4 Qc4+ 61. Ke3 Qd5 62. Ke2 Kc2 63. Ke3 Qe4+ 64. Kf2 Qf3+ 65. Ke1 Bb5 66. h4 Qe2# { Black wins by checkmate. } 0-1