CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/FgVfGoUv"] [Date "2026.10.07"] [White "Jacob6"] [Black "Mason6"] [Result "1/2-1/2"] [UTCDate "2026.10.07"] [UTCTime "14:18:11"] [WhiteElo "1511"] [BlackElo "1126"] [WhiteRatingDiff "-20"] [BlackRatingDiff "+22"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Ware Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 a5?! { (0.33 → 1.06) Inaccuracy. c5 was best. } { B00 Ware Defense } (1... c5 2. Nf3 d6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nc6 6. O-O h6 7. Nd5 Nf6 8. Nxf6+) 2. d4 d5 3. Qf3?? { (1.64 → -0.02) Blunder. exd5 was best. } (3. exd5) 3... e5?? { (-0.02 → 1.79) Blunder. dxe4 was best. } (3... dxe4 4. Qxe4 Nf6 5. Qf4 g6 6. Bc4 Bg7 7. Nf3 Bf5 8. c3 Nbd7 9. O-O Nb6 10. Be2) 4. Qf4?? { (1.79 → -11.91) Blunder. dxe5 was best. } (4. dxe5) 4... f5?? { (-11.91 → 2.87) Blunder. exf4 was best. } (4... exf4) 5. Qxf5?? { (2.87 → -8.46) Blunder. Qxe5+ was best. } (5. Qxe5+ Be7) 5... a4?? { (-8.46 → 7.02) Blunder. Bxf5 was best. } (5... Bxf5 6. exf5 exd4 7. Nf3 Bb4+ 8. Bd2 Nf6 9. Bxb4 axb4 10. Bd3 c5 11. O-O O-O 12. Nbd2) 6. Qxe5+? { (7.02 → 3.71) Mistake. Qh5+ was best. } (6. Qh5+ Kd7 7. Nf3 g6 8. Qxe5 Nf6 9. Bg5 Bg7 10. Nc3 c6 11. g3 Qf8 12. Bf4 Ne8) 6... Kd7?? { (3.71 → 8.79) Blunder. Ne7 was best. } (6... Ne7 7. Nc3) 7. Qxd5+ Ke7 8. Qxb7?? { (8.63 → -8.37) Blunder. Qe5+ was best. } (8. Qe5+ Kd7 9. Nc3 Nf6 10. Nf3 Bd6 11. Qb5+ c6 12. Qg5 Qe7 13. e5 h6 14. Qd2 Kd8) 8... Bxb7 9. Bg5+ Kf7?? { (-8.84 → 5.51) Blunder. Nf6 was best. } (9... Nf6) 10. Bc4+?? { (5.51 → 1.45) Blunder. Bxd8 was best. } (10. Bxd8) 10... Qd5?? { (1.45 → 7.30) Blunder. Ke8 was best. } (10... Ke8 11. Bxd8 Kxd8 12. Nf3 Nd7 13. Ng5 Nb6 14. Bd3 Ke7 15. Na3 g6 16. O-O Nh6 17. Nc4) 11. exd5 Kg6 12. Nc3?? { (9.20 → 2.81) Blunder. Nf3 was best. } (12. Nf3 Nf6 13. Bd3+ Kf7 14. O-O Nxd5 15. Ne5+ Kg8 16. Nc3 h6 17. Bc4 Kh7 18. Nxd5 Bxd5) 12... Nc6?? { (2.81 → 9.61) Blunder. Kxg5 was best. } (12... Kxg5) 13. Bd3+ Kxg5 14. d6?? { (8.22 → -1.93) Blunder. Nf3+ was best. } (14. Nf3+ Kh6) 14... cxd6? { (-1.93 → -0.82) Mistake. Bxd6 was best. } (14... Bxd6 15. Nf3+ Kh6 16. a3 Re8+ 17. Kf1 Nf6 18. Nxa4 Nd8 19. Nc5 Bxc5 20. dxc5 Bxf3 21. gxf3) 15. Nf3+ Kf4?? { (-0.80 → Mate in 5) Checkmate is now unavoidable. Kh6 was best. } (15... Kh6 16. a3) 16. O-O? { (Mate in 5 → 8.24) Lost forced checkmate sequence. Ne2+ was best. } (16. Ne2+ Kg4 17. h3+ Kh5 18. g4+ Kh6 19. g5+ Kh5 20. Ng3#) 16... Nxd4 17. Rae1?? { (8.36 → -3.48) Blunder. Nxd4 was best. } (17. Nxd4 Ke5) 17... Be7?? { (-3.48 → 9.59) Blunder. Bxf3 was best. } (17... Bxf3 18. Be4 Nf6 19. gxf3 Nxf3+ 20. Bxf3 Kxf3 21. Re3+ Kg4 22. Rd1 Kf5 23. Rd4 g5 24. Nd5) 18. Re4+?? { (9.59 → -1.25) Blunder. Nxd4 was best. } (18. Nxd4 Kg5) 18... Kf5?? { (-1.25 → 10.67) Blunder. Bxe4 was best. } (18... Bxe4 19. g3+ Kxf3 20. Bxe4+ Kg4 21. Bxa8 Nf6 22. Bg2 a3 23. Rd1 Nf5 24. bxa3 Kg5 25. h4+) 19. Nxd4+ Kg5 20. Rfe1 d5? { (7.83 → Mate in 7) Checkmate is now unavoidable. Bxe4 was best. } (20... Bxe4 21. Nxe4+ Kh6 22. Nf5+ Kg6 23. Nxe7+ Nxe7 24. Nxd6+ Kf6 25. Bc4 Ng6 26. Re6+ Kg5 27. Nf7+) 21. R1e3?? { (Mate in 7 → -0.87) Lost forced checkmate sequence. Re5+ was best. } (21. Re5+ Kh6 22. Nf5+ Kg6 23. Nd6+ Kf6 24. Rf5+ Kg6 25. Re6+ Bf6 26. Rfe5+ Kh6 27. Nf7#) 21... Nf6?? { (-0.87 → Mate in 4) Checkmate is now unavoidable. dxe4 was best. } (21... dxe4 22. Nxe4+ Bxe4 23. Rxe4 Kf6 24. h4 Kf7 25. Bc4+ Ke8 26. Bb5+ Kf8 27. Ne6+ Kf7 28. Bc4) 22. h4+?! { (Mate in 4 → 14.04) Lost forced checkmate sequence. Re5+ was best. } (22. Re5+ Kh4 23. Rh3+ Kg4 24. Rg3+ Kh4 25. Nf3#) 22... Kh6 23. Rg3 Nxe4? { (9.64 → Mate in 2) Checkmate is now unavoidable. Bc8 was best. } (23... Bc8) 24. Bxe4?? { (Mate in 2 → -0.04) Lost forced checkmate sequence. Nf5+ was best. } (24. Nf5+ Kh5 25. Be2#) 24... dxe4?? { (-0.04 → Mate in 3) Checkmate is now unavoidable. g6 was best. } (24... g6 25. Bxd5) 25. Nxe4?? { (Mate in 3 → -7.22) Lost forced checkmate sequence. Nf5+ was best. } (25. Nf5+ Kh5 26. Rxg7 Bxh4 27. g4#) 25... Bxh4?? { (-7.22 → Mate in 4) Checkmate is now unavoidable. Bxe4 was best. } (25... Bxe4 26. Re3) 26. Rg6+?? { (Mate in 4 → -10.58) Lost forced checkmate sequence. Nf5+ was best. } (26. Nf5+ Kh5 27. Rxg7 Bxf2+ 28. Kxf2 Bxe4 29. g4#) 26... Kxg6 27. g3 Bxg3 28. fxg3 Kh5 29. Kf2 Kg4 30. Nf3 Kh3 31. c4 Bxe4 32. c5 Bxf3 33. c6 Bxc6 34. Kg1?! { (-70.48 → Mate in 3) Checkmate is now unavoidable. Ke3 was best. } (34. Ke3 Rab8 35. b3 axb3 36. axb3 Rxb3+ 37. Kd4 Kxg3 38. Kc5 Bf3 39. Kc4 h5 40. Kc5 h4) 34... Bh1 35. Kxh1 Kxg3 36. Kg1 Raf8 37. Kh1 Kf2 38. Kh2 Ke1 39. Kg3 g5 40. Kg4 h6 41. Kh5 Rhg8 42. Kxh6 Rg6+?! { (Mate in 5 → -65.64) Lost forced checkmate sequence. g4 was best. } (42... g4 43. b4 g3 44. Kh7 g2 45. b5 g1=Q 46. a3 Qh1#) 43. Kxg6 Rf6+ 44. Kxg5 Rf5+?? { (-62.40 → 0.00) Blunder. Rf2 was best. } (44... Rf2 45. a3 Rxb2 46. Kf4 Rh2 47. Kg4 Ra2 48. Kf3 Rxa3+ 49. Ke4 Rg3 50. Kf5 Rf3+ 51. Ke6) 45. Kxf5 a3?? { (0.00 → 57.71) Blunder. Kd2 was best. } (45... Kd2 46. Ke4 Kc2 47. b4 axb3 48. axb3 Kxb3 49. Kd3 Kb4 50. Kd4 Kb5 51. Kd5 Kb6 52. Ke5) 46. Ke4?? { (57.71 → -11.34) Blunder. bxa3 was best. } (46. bxa3 Kd2 47. a4 Kc3 48. a5 Kb2 49. Ke4 Kxa2 50. Kd4 Ka3 51. a6 Ka4 52. a7 Kb3) 46... Kf1?? { (-11.34 → 72.39) Blunder. axb2 was best. } (46... axb2 47. Kd3) 47. bxa3 Ke1 48. Kf3 Kf1 49. a4 Ke1 50. a5 Kf1 51. a6 Ke1 52. a7 Kf1 53. a8=Q Kg1 54. Qe4 Kh1 55. a4 Kh2 56. a5 Kg1 57. a6 Kh2 58. a7 Kg1 59. a8=Q Kh2 60. Qh8+ Kg1 61. Qg4+ Kf1 62. Qhh3+ Ke1 63. Qd4 { Draw by stalemate. } 1/2-1/2