CohenChessClub.com

[Event "September Megatournament"] [Site "https://cohenchessclub.com/7onEPW9o"] [Date "2024.09.15"] [White "Matthew10"] [Black "JAMESON1"] [Result "1-0"] [UTCDate "2024.09.15"] [UTCTime "20:19:44"] [WhiteElo "1550"] [BlackElo "1276"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-5"] [WhiteTitle "🐍"] [Variant "Standard"] [TimeControl "600+1"] [ECO "A40"] [Opening "Mikenas Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nc6?! { (0.32 → 0.92) Inaccuracy. Nf6 was best. } { A40 Mikenas Defense } (1... Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2) 2. Nf3 e5? { (0.91 → 2.27) Mistake. d5 was best. } (2... d5 3. c4 e6 4. Nc3 Nf6 5. a3 Be7 6. e3 O-O 7. b4) 3. dxe5 d6 4. exd6 cxd6?! { (1.53 → 2.42) Inaccuracy. Bxd6 was best. } (4... Bxd6 5. Nc3 Qe7 6. Nd5 Qe4 7. Qd3 Bf5 8. Ng5 Qg4 9. e4 Bg6 10. Be2 Qd7 11. f4) 5. Nc3 Be7 6. e3 Bf6?! { (2.05 → 2.96) Inaccuracy. Nf6 was best. } (6... Nf6 7. h3) 7. Qd2 Bg4 8. Be2 Bh5?! { (2.52 → 3.88) Inaccuracy. Bxc3 was best. } (8... Bxc3 9. Qxc3) 9. O-O Qe7?! { (3.33 → 4.28) Inaccuracy. Bxc3 was best. } (9... Bxc3 10. Qxc3 Nf6 11. b3 O-O 12. Bb2 a5 13. Qe1 Bg6 14. c4 a4 15. b4 a3 16. Bc3) 10. Re1?! { (4.28 → 3.18) Inaccuracy. Nd5 was best. } (10. Nd5 Qd7) 10... O-O-O?! { (3.18 → 4.05) Inaccuracy. Bxc3 was best. } (10... Bxc3 11. Qxc3 Nf6 12. Nd4 Ne4 13. Qd3 Bxe2 14. Qxe2 O-O 15. f3 Nf6 16. Nxc6 bxc6 17. b3) 11. b3 Be5? { (3.54 → 5.84) Mistake. d5 was best. } (11... d5 12. Rb1) 12. Nxe5?! { (5.84 → 3.72) Inaccuracy. Nd5 was best. } (12. Nd5 Qe6 13. Nxe5 Qxe5 14. Bxh5 Qxh5 15. e4 f6 16. c4 Nge7 17. Bb2 Rhe8 18. h3 Kb8) 12... dxe5 13. Bxh5?? { (4.28 → -0.45) Blunder. Nd5 was best. } (13. Nd5) 13... g6?? { (-0.45 → 7.84) Blunder. Rxd2 was best. } (13... Rxd2 14. Bxd2) 14. Qe2?! { (7.84 → 5.46) Inaccuracy. Nd5 was best. } (14. Nd5 Qe6 15. Bf3 e4 16. Bxe4 Nf6 17. c4 Nxe4 18. Qe2 Rhe8 19. Bb2 Ne7 20. f3 Nc5) 14... gxh5 15. Qxh5 Nf6 16. Qe2? { (6.14 → 3.20) Mistake. Qf5+ was best. } (16. Qf5+ Qe6) 16... h5?! { (3.20 → 4.16) Inaccuracy. Rdg8 was best. } (16... Rdg8 17. Bb2 Qe6 18. Kh1 Rg6 19. Rg1 Rhg8 20. Rad1 e4 21. f3 Rh6 22. Nb5 Nd5 23. Rd2) 17. Bb2 Rh7?! { (3.54 → 4.99) Inaccuracy. Rdg8 was best. } (17... Rdg8 18. Rad1 Qe6 19. Nb5 Ne4 20. f3 a6 21. fxe4 axb5 22. Rf1 h4 23. Rf2 Rg6 24. Qxb5) 18. Rad1 Rhh8?! { (4.97 → 6.95) Inaccuracy. Rg8 was best. } (18... Rg8 19. Nb5) 19. Nb5 a6 20. Nc3?! { (6.25 → 4.54) Inaccuracy. Ba3 was best. } (20. Ba3 Qe6) 20... b5?! { (4.54 → 7.93) Inaccuracy. Rdg8 was best. } (20... Rdg8 21. Nd5) 21. a4 bxa4 22. Qxa6+ Kc7 23. Nb5+ Kb8 24. Qxc6 Rxd1 25. Rxd1 Qb7 26. Qxb7+?! { (Mate in 10 → 11.75) Lost forced checkmate sequence. Bxe5+ was best. } (26. Bxe5+ Ka8 27. Qxf6 Qxb5 28. bxa4 Qb7 29. Qxh8+ Ka7 30. Bd4+ Ka6 31. Qf6+ Ka5 32. Bc3+ Kxa4) 26... Kxb7 27. Bxe5 Rh6 28. bxa4 Ka6 29. h3 Ka5 30. Rd4 Ka6 31. Kh2 h4 32. c4 Ka5 33. c5 Ka6 34. Rd6+ Kb7?! { (61.15 → Mate in 7) Checkmate is now unavoidable. Ka5 was best. } (34... Ka5 35. Rxf6) 35. Bxf6 Rh5 36. Rb6+ Kc8 37. c6 Rf5 38. Na7+ Kc7 39. Rb7+ Kd6 40. Bxh4 Rxf2?! { (76.23 → Mate in 7) Checkmate is now unavoidable. Rh5 was best. } (40... Rh5 41. Bg3+ Ke6 42. c7 Rc5 43. c8=Q+ Rxc8 44. Nxc8 Kd5 45. a5 Ke6 46. a6 Kf6 47. a7) 41. Bxf2 Kc5 42. c7 { Black resigns. } 1-0