CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/JfEKO3DM"] [Date "2023.02.25"] [White "Matthew5"] [Black "Kalu"] [Result "0-1"] [UTCDate "2023.02.25"] [UTCTime "18:35:18"] [WhiteElo "1094"] [BlackElo "1334"] [WhiteRatingDiff "-17"] [BlackRatingDiff "+8"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Grob Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. g4?? { (0.15 → -1.53) Blunder. e4 was best. } { A00 Grob Opening } (1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6) 1... e5?! { (-1.53 → -0.97) Inaccuracy. d5 was best. } (1... d5 2. Bg2 Nc6 3. c4 d4 4. Bxc6+ bxc6 5. Nf3 Bxg4 6. Ne5 Bd7 7. Qb3 f6 8. Nxd7) 2. Nf3 d6 3. Ng5?? { (-1.12 → -8.68) Blunder. h3 was best. } (3. h3 e4 4. Nd4 c5 5. Nb3 h5 6. g5 Nc6 7. d3 exd3 8. cxd3 Nge7 9. Bg2 Nf5) 3... h6?? { (-8.68 → -3.14) Blunder. Qxg5 was best. } (3... Qxg5) 4. Nh3?! { (-3.14 → -4.16) Inaccuracy. Nf3 was best. } (4. Nf3 Bxg4 5. Bg2 c5 6. d4 cxd4 7. Nxd4 exd4 8. Bxb7 Nd7 9. Bxa8 Qxa8 10. Rg1 Be6) 4... b6?? { (-4.16 → -1.53) Blunder. Bxg4 was best. } (4... Bxg4 5. d4) 5. Bg2 c6 6. Be4?? { (-1.27 → -4.48) Blunder. d4 was best. } (6. d4 Qh4) 6... g6?! { (-4.48 → -3.35) Inaccuracy. Qh4 was best. } (6... Qh4 7. Bg2 Qxg4 8. Kf1 d5 9. Ng1 Ba6 10. d3 Nf6 11. Nc3 Bc5 12. e3 Qxd1+ 13. Nxd1) 7. b4?! { (-3.35 → -5.24) Inaccuracy. d4 was best. } (7. d4 Bxg4 8. Qd3 d5 9. Bg2 e4 10. Qg3 Nf6 11. Nc3 Bf5 12. f3 Bd6 13. Qf2 exf3) 7... d5?! { (-5.24 → -4.15) Inaccuracy. Qh4 was best. } (7... Qh4 8. Bg2 Qxg4 9. Kf1 Qxb4 10. Ng1 Nf6 11. a4 d5 12. Ba3 Qa5 13. Bb2 Nbd7 14. c4) 8. Bd3? { (-4.15 → -9.44) Mistake. Bg2 was best. } (8. Bg2 Bxg4) 8... Bxg4 9. f3 Bxh3 10. Rg1 Bg7 11. c4 e4 12. fxe4 Bxa1 13. cxd5 Bd4 14. e3 Ba1 15. Bb2 Bxb2 16. dxc6 Nxc6 17. b5 Nb4 18. Bc2 Nxa2 19. Rg4 h5 20. Rh4?! { (-19.52 → Mate in 6) Checkmate is now unavoidable. Rf4 was best. } (20. Rf4 Bg4 21. Bb3 Qh4+ 22. Kf1 Bxd1 23. Bxa2 Qxh2 24. Bxf7+ Ke7 25. Nc3 Qxd2 26. Bxg8 Bxc3) 20... Bd7?! { (Mate in 6 → -18.24) Lost forced checkmate sequence. Qxh4+ was best. } (20... Qxh4+ 21. Ke2 Qg4+ 22. Ke1 Qg1+ 23. Ke2 Bg4+ 24. Kd3 O-O-O+ 25. Kc4 Be6#) 21. Rf4 Nc1 22. Qxc1 Bxc1 23. Kd1 Bb2 24. d3 Be5 25. d4 Bxf4 26. exf4?! { (-26.68 → Mate in 8) Checkmate is now unavoidable. Ke2 was best. } (26. Ke2 Bxh2) 26... Bg4+ 27. Kd2 Qxd4+ 28. Kc1 f5?! { (Mate in 5 → -24.51) Lost forced checkmate sequence. Rc8 was best. } (28... Rc8 29. Na3 Qc3 30. f5 Qxa3+ 31. Kb1 Bd1 32. fxg6 Bxc2#) 29. exf5?! { (-24.51 → Mate in 6) Checkmate is now unavoidable. Nd2 was best. } (29. Nd2 O-O-O) 29... gxf5?! { (Mate in 6 → -83.60) Lost forced checkmate sequence. Rc8 was best. } (29... Rc8 30. Na3 Qb4 31. Nb1 Qb3 32. Na3 Qxa3+ 33. Kb1 Bxf5 34. Bxf5 Rc1#) 30. Bxf5?! { (-83.60 → Mate in 4) Checkmate is now unavoidable. h3 was best. } (30. h3 Bxh3) 30... Qxf4+ 31. Kb2 Qxf5 32. h3 a6 33. hxg4 Qd5 34. Nd2 axb5 35. Nf3 Qxf3 36. gxh5 Qxh5 37. Kb3 Rd8 38. Kb4 Rd4+ 39. Kc3 Rf4 40. Kd3 Qh3+ 41. Kd2 Rf2+ 42. Ke1 Rg2 43. Kf1 Qh1# { Black wins by checkmate. } 0-1