CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/K3Xb6KNi"] [Date "2026.06.26"] [White "Liam10"] [Black "Aryana"] [Result "0-1"] [UTCDate "2026.06.26"] [UTCTime "20:33:20"] [WhiteElo "1042"] [BlackElo "1076"] [WhiteRatingDiff "-24"] [BlackRatingDiff "+17"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Grob Opening: Double Grob"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. g4 g5?? { (-1.54 → 0.22) Blunder. d5 was best. } { A00 Grob Opening: Double Grob } (1... d5 2. Bg2 Bxg4 3. c4 Nf6 4. cxd5 c6 5. dxc6 Nxc6 6. Nc3 e5 7. d3 Rc8 8. Nf3) 2. b4? { (0.22 → -0.94) Mistake. d4 was best. } (2. d4 d5 3. h4 gxh4 4. g5 Nc6 5. c4 e5 6. Nc3 Nxd4 7. cxd5 Ne7) 2... b5?? { (-0.94 → 1.00) Blunder. Bg7 was best. } (2... Bg7 3. d4 e5 4. h4 exd4 5. hxg5 d5 6. Nf3 Bxg4 7. Nbd2 a6 8. Nb3 Nc6 9. Nfxd4) 3. Bb2 Bb7 4. Bg2?? { (1.08 → -6.03) Blunder. Nf3 was best. } (4. Nf3 e5 5. h4 Bg7 6. hxg5 Ne7 7. e3 a5 8. bxa5 Rxa5 9. d4 O-O 10. Nbd2 d6) 4... Bg7?? { (-6.03 → 1.10) Blunder. Bxg2 was best. } (4... Bxg2 5. Bxh8) 5. Nf3?? { (1.10 → -7.99) Blunder. Bxg7 was best. } (5. Bxg7 Bxg2 6. d4 Bxh1 7. Qd3 d5 8. Bxh8 Be4 9. Qxb5+ c6 10. Qb7 Nd7 11. Be5 Qc8) 5... Nf6?? { (-7.99 → 1.24) Blunder. Bxb2 was best. } (5... Bxb2 6. Nc3 h5 7. h3 e6 8. a4 hxg4 9. hxg4 Rxh1+ 10. Bxh1 a6 11. e4 Qf6 12. axb5) 6. Nc3?? { (1.24 → -0.60) Blunder. h4 was best. } (6. h4 h6) 6... Nc6? { (-0.60 → 0.64) Mistake. h5 was best. } (6... h5) 7. Nxg5 Nxb4?? { (0.76 → 7.24) Blunder. h6 was best. } (7... h6 8. Nh3) 8. Nxb5?? { (7.24 → -5.22) Blunder. Bxb7 was best. } (8. Bxb7 c6) 8... Nxg4?? { (-5.22 → 2.91) Blunder. Bxg2 was best. } (8... Bxg2 9. Rg1) 9. Bxg7 Bxg2 10. Bb2?? { (2.96 → -3.05) Blunder. Bxh8 was best. } (10. Bxh8) 10... Bb7?? { (-3.05 → 2.92) Blunder. Bxh1 was best. } (10... Bxh1 11. Bxh8) 11. h4?? { (2.92 → -2.57) Blunder. Bxh8 was best. } (11. Bxh8 Bxh1) 11... h6?? { (-2.57 → 1.12) Blunder. Bxh1 was best. } (11... Bxh1 12. Bxh8) 12. a4?? { (1.12 → -2.45) Blunder. Rg1 was best. } (12. Rg1 Rg8) 12... hxg5 13. Ra2?? { (-3.18 → -8.76) Blunder. Bxh8 was best. } (13. Bxh8 Bxh1 14. c3 Qb8 15. Qb1 c5 16. Qh7 Nc2+ 17. Kd1 Nxf2+ 18. Kc1 d6 19. Qxc2 Be4) 13... a6?! { (-8.76 → -6.07) Inaccuracy. Bxh1 was best. } (13... Bxh1 14. Bxh8 Nxa2 15. e3 f5 16. Qa1 a6 17. Qg7 d6 18. Nd4 Kd7 19. Qxg5 Be4 20. Nxf5) 14. Rh2?! { (-6.07 → -11.15) Inaccuracy. Bxh8 was best. } (14. Bxh8 Bxh1 15. Ra3 axb5 16. Rh3 Be4 17. hxg5 d6 18. d3 Bd5 19. Bd4 Kd7 20. Rh8 Qxh8) 14... axb5 15. Ra3 gxh4 16. Rxh4 Rxh4 17. Rd3?! { (-19.15 → Mate in 1) Checkmate is now unavoidable. d3 was best. } (17. d3 Rh1+) 17... bxa4?! { (Mate in 1 → -22.15) Lost forced checkmate sequence. Rh1# was best. } (17... Rh1#) 18. Rd4?! { (-22.15 → Mate in 1) Checkmate is now unavoidable. e4 was best. } (18. e4 Nxd3+) 18... d5?! { (Mate in 1 → -17.39) Lost forced checkmate sequence. Rh1# was best. } (18... Rh1#) 19. Rxb4?! { (-17.39 → Mate in 1) Checkmate is now unavoidable. e3 was best. } (19. e3 Rh1+) 19... Bc6?! { (Mate in 1 → -15.06) Lost forced checkmate sequence. Rh1# was best. } (19... Rh1#) 20. Rxg4?! { (-15.06 → Mate in 2) Checkmate is now unavoidable. e3 was best. } (20. e3 Rh1+) 20... Rxg4?! { (Mate in 2 → -15.91) Lost forced checkmate sequence. Rh1+ was best. } (20... Rh1+ 21. Rg1 Rxg1#) 21. Bh8?! { (-15.91 → Mate in 1) Checkmate is now unavoidable. d3 was best. } (21. d3) 21... f6?! { (Mate in 1 → -19.76) Lost forced checkmate sequence. Rg1# was best. } (21... Rg1#) 22. f3 Rh4 23. c4 Rxh8 24. f4?! { (-21.01 → Mate in 8) Checkmate is now unavoidable. d3 was best. } (24. d3 dxc4) 24... e6?! { (Mate in 8 → -21.73) Lost forced checkmate sequence. Rh1+ was best. } (24... Rh1+ 25. Kf2 Rxd1 26. d4 dxc4 27. e3 Qd5 28. e4 Qxd4+ 29. Kf3 Qxe4+ 30. Kg3 Qf3+ 31. Kh4) 25. cxd5?! { (-21.73 → Mate in 16) Checkmate is now unavoidable. d4 was best. } (25. d4 dxc4) 25... exd5?! { (Mate in 16 → -20.54) Lost forced checkmate sequence. Qxd5 was best. } (25... Qxd5 26. d3 Qh1+ 27. Kd2 Qxd1+ 28. Kxd1 a3 29. Kd2 a2 30. d4 a1=R 31. Ke3 Rh3+ 32. Kf2) 26. f5?! { (-20.54 → Mate in 7) Checkmate is now unavoidable. Qc2 was best. } (26. Qc2 Qd6) 26... Rh5?! { (Mate in 7 → -19.68) Lost forced checkmate sequence. Rh1+ was best. } (26... Rh1+ 27. Kf2 Rxd1 28. e3 Rxd2+ 29. Ke1 Rh2 30. Kd1 a3 31. e4 a2 32. exd5 a1=Q#) 27. Qc2 Rh1+ 28. Kf2?! { (-36.13 → Mate in 7) Checkmate is now unavoidable. Kf2 was best. } (28. Kf2 Kd7) 28... Rh2+ 29. Kg1 Rxe2 30. Qd1 Qd6 31. Qxe2+ Kf8 32. Qg2 Qf4 33. Qg6 Bd7 34. Qxf6+ Ke8 35. Qh8+ Ke7 36. Qg7+ Kd6 37. f6?! { (-15.90 → Mate in 6) Checkmate is now unavoidable. Kh1 was best. } (37. Kh1 Qxd2) 37... Qf5?! { (Mate in 6 → -13.62) Lost forced checkmate sequence. Re8 was best. } (37... Re8 38. Qe7+ Rxe7 39. fxe7 Qg3+ 40. Kh1 Bh3 41. e8=N+ Ke7 42. d3 Qg2#) 38. f7?! { (-13.62 → Mate in 11) Checkmate is now unavoidable. Qg3+ was best. } (38. Qg3+ Qe5) 38... Qf2+?? { (Mate in 11 → 5.10) Lost forced checkmate sequence. Qg4+ was best. } (38... Qg4+ 39. Qxg4 Bxg4 40. Kg2 a3 41. Kg3 a2 42. Kxg4 a1=Q 43. Kf5 Qd4 44. Kg6 Rh8 45. f8=Q+) 39. Kh1?? { (5.10 → -68.37) Blunder. Kxf2 was best. } (39. Kxf2) 39... Be6 40. f8=Q+?! { (-74.46 → Mate in 7) Checkmate is now unavoidable. d4 was best. } (40. d4 Qh4+) 40... Qxf8?! { (Mate in 7 → -66.94) Lost forced checkmate sequence. Rxf8 was best. } (40... Rxf8 41. Qxf8+ Qxf8 42. Kg2 a3 43. d3 a2 44. d4 a1=Q 45. Kg3 Qg1+ 46. Kh4 Qh6#) 41. Qxf8+?! { (-66.94 → Mate in 7) Checkmate is now unavoidable. Qg3+ was best. } (41. Qg3+ Kd7) 41... Rxf8 42. Kh2 Rf1 43. Kg2 Rf4 44. Kg3 Rf6 45. d3 a3 46. Kh4 a2 47. Kg5 Rf7 48. Kg6 Rf3 49. Kg5 Rxd3 50. Kf6 Bg4 51. Kg5 a1=Q 52. Kxg4 Qg1+ 53. Kh5 Rh3# { Black wins by checkmate. } 0-1