CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/PX78Moz4"] [Date "2026.09.22"] [White "Bohdan"] [Black "Mark-David"] [Result "1-0"] [UTCDate "2026.09.22"] [UTCTime "20:19:22"] [WhiteElo "1542"] [BlackElo "1165"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-2"] [WhiteTitle "NM🐍"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C50"] [Opening "Four Knights Game: Italian Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 { C50 Four Knights Game: Italian Variation } 5. O-O d6 6. Ng5?! { (0.07 → -0.50) Inaccuracy. a4 was best. } (6. a4 O-O 7. d3 a5 8. h3 Be6 9. Nd5 Bxd5 10. exd5 Ne7 11. Bg5 Ng6 12. d4 exd4) 6... Nxe4?? { (-0.50 → 9.08) Blunder. O-O was best. } (6... O-O 7. h3 Ne7 8. Na4 h6 9. Nxc5 hxg5 10. Nb3 Nxe4 11. d4 d5 12. Bd3 Ng6 13. Bxe4) 7. Ngxe4 d5 8. Nxc5?! { (9.07 → 6.05) Inaccuracy. Nxd5 was best. } (8. Nxd5 Be6 9. Nxc5 Bxd5 10. Nxb7 Bxc4 11. Nxd8 Rxd8 12. d3 Be6 13. f4 O-O 14. Be3 exf4) 8... dxc4 9. Qf3?? { (6.56 → 2.97) Blunder. d3 was best. } (9. d3) 9... b6?? { (2.97 → 11.69) Blunder. Nd4 was best. } (9... Nd4 10. Qd5) 10. N5e4?? { (11.69 → 3.90) Blunder. Qxc6+ was best. } (10. Qxc6+ Kf8 11. Qxa8 bxc5 12. Qxa7 Qd6 13. Qa8 Ke7 14. Nd5+ Ke6 15. Ne3 f6 16. Qe4 g6) 10... f5?! { (3.90 → 5.32) Inaccuracy. Nd4 was best. } (10... Nd4 11. Nf6+ Qxf6 12. Qxa8 O-O 13. b3 Nxc2 14. Bb2 Nxa1 15. Rxa1 Rd8 16. Qxa7 Qc6 17. Qa4) 11. Qh5+?? { (5.32 → 2.28) Blunder. Ng3 was best. } (11. Ng3 Qf6) 11... g6 12. Qh6 fxe4 13. Nxe4? { (2.35 → 1.16) Mistake. d4 was best. } (13. d4 exd3 14. cxd3 cxd3 15. Qg7 Rf8 16. Nb5 Qd7 17. Nxc7+ Kd8 18. Ne6+ Qxe6 19. Qxf8+ Kc7) 13... Bb7?? { (1.16 → 5.07) Blunder. Bf5 was best. } (13... Bf5 14. d3) 14. d4?! { (5.07 → 3.94) Inaccuracy. d3 was best. } (14. d3 Qe7) 14... Nxd4?! { (3.94 → 5.57) Inaccuracy. Ne7 was best. } (14... Ne7) 15. Nf6+?? { (5.57 → -9.49) Blunder. Qg7 was best. } (15. Qg7) 15... Qxf6 16. Bg5 Qe6 17. Qg7? { (-8.69 → Mate in 4) Checkmate is now unavoidable. Rae1 was best. } (17. Rae1 Qd5) 17... Rf8?? { (Mate in 4 → -6.56) Lost forced checkmate sequence. Ne2+ was best. } (17... Ne2+ 18. Kh1 Bxg2+ 19. Kxg2 Qg4+ 20. Kh1 Qf3#) 18. Bh6?? { (-6.56 → Mate in 4) Checkmate is now unavoidable. Rfe1 was best. } (18. Rfe1 Rf7) 18... Qf7?? { (Mate in 4 → -2.09) Lost forced checkmate sequence. Ne2+ was best. } (18... Ne2+ 19. Kh1 Bxg2+ 20. Kxg2 Qg4+ 21. Kh1 Qf3#) 19. Qxe5+ Ne6 20. Bxf8 Kxf8 21. Rfe1 Re8?! { (-1.61 → -0.86) Inaccuracy. Ng7 was best. } (21... Ng7 22. Rad1) 22. Qh8+ Qg8 23. Qf6+ Qf7 24. Qh8+ Ke7 25. Re2?? { (-0.93 → -11.76) Blunder. Qd4 was best. } (25. Qd4 Qf6) 25... Kd8?? { (-11.76 → -2.95) Blunder. Rxh8 was best. } (25... Rxh8 26. c3 Qf6 27. Kf1 a5 28. h3 a4 29. Rae1 Kf7 30. Rd1 Nc5 31. Red2 Qe5 32. Rd7+) 26. Rd1+?? { (-2.95 → -6.00) Blunder. Qc3 was best. } (26. Qc3 Bd5 27. Rd1 Nf4 28. Rxe8+ Kxe8 29. Qe5+ Kd7 30. h4 Kc6 31. Rd4 Nh5 32. f3 Qe6) 26... Kc8 27. Qe5 Kb8?! { (-6.08 → -4.54) Inaccuracy. Bc6 was best. } (27... Bc6 28. Qc3 Nf4 29. Rxe8+ Qxe8 30. Qe3 Qe4 31. Qxe4 Bxe4 32. c3 Bxg2 33. Rd4 Ne2+ 34. Kxg2) 28. Red2?! { (-4.54 → -7.54) Inaccuracy. Qc3 was best. } (28. Qc3) 28... h5?! { (-7.54 → -5.40) Inaccuracy. Bc6 was best. } (28... Bc6) 29. Rd7 Qg8 30. Qf6 g5? { (-5.64 → -3.33) Mistake. Rf8 was best. } (30... Rf8) 31. Re7?! { (-3.33 → -4.71) Inaccuracy. Qf7 was best. } (31. Qf7 Bc6 32. Qxg8 Rxg8 33. Re7 Nf4 34. f3 c3 35. bxc3 Nd5 36. Rh7 Nxc3 37. Re1 g4) 31... Rxe7 32. Qxe7 h4 33. Re1 Bd5?? { (-4.21 → -1.40) Blunder. Bc8 was best. } (33... Bc8 34. h3) 34. Qd7?! { (-1.40 → -2.43) Inaccuracy. Re5 was best. } (34. Re5 c3) 34... Nd4?? { (-2.43 → 6.23) Blunder. c6 was best. } (34... c6 35. c3 h3 36. gxh3 Qc8 37. Qd6+ Kb7 38. Qe7+ Nc7 39. Qxg5 Qxh3 40. Qg3 Qf5 41. h4) 35. Re8+ Qxe8 36. Qxe8+ Kb7 37. Qe1 Nxc2 38. Qd2 Be4 39. b3 cxb3 40. axb3 c5 41. Qxg5 Nd4 42. Qe7+ Kc6 43. Qxe4+ Kd6 44. Qxh4 Nxb3 45. g4 Ke6 46. g5 Kf7 47. g6+ Kg8 48. Qh7+ Kf8 49. Qf7# { White wins by checkmate. } 1-0