CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Sq9fBS9B"] [Date "2026.08.04"] [White "Mark-David"] [Black "Nate3"] [Result "1-0"] [UTCDate "2026.08.04"] [UTCTime "20:06:03"] [WhiteElo "1241"] [BlackElo "760"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-17"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5 { B01 Scandinavian Defense } 2. exd5 e6?! { (0.98 → 1.57) Inaccuracy. Qxd5 was best. } (2... Qxd5 3. Nc3) 3. dxe6 fxe6? { (1.74 → 3.36) Mistake. Bxe6 was best. } (3... Bxe6 4. Nf3) 4. Nf3 Nc6 5. Nc3 Nd4 6. Nxd4 e5?? { (3.17 → 9.77) Blunder. Qxd4 was best. } (6... Qxd4 7. Qh5+) 7. Nf3 e4 8. Nxe4 Bb4 9. Bc4 Nf6 10. Nxf6+ gxf6 11. O-O Bf8 12. d4 f5 13. Bf4 a5 14. Be5 f4 15. Bxh8 a4 16. Re1+ Kd7 17. Ne5+ Ke7 18. Nd3+ Kd7 19. Nxf4 Ra5 20. Be6+ Kd6 21. Bxc8 Qxc8 22. Be5+ Kd7?! { (15.37 → Mate in 7) Checkmate is now unavoidable. Kc6 was best. } (22... Kc6 23. Qf3+ Kb6 24. Nd5+ Ka7 25. Nxc7 Bb4 26. c3 Be7 27. Nd5 Bd8 28. b4 Ra6 29. Qf8) 23. b4?! { (Mate in 7 → 17.77) Lost forced checkmate sequence. Qg4+ was best. } (23. Qg4+ Kc6 24. Qxc8 Bd6 25. Bxd6 Kb6 26. Qxc7+ Ka6 27. Re8 Rc5 28. Ra8+ Kb5 29. Qxc5#) 23... Bxb4?! { (17.77 → Mate in 7) Checkmate is now unavoidable. Ra8 was best. } (23... Ra8 24. Qd3) 24. Re4?! { (Mate in 7 → 15.32) Lost forced checkmate sequence. Qg4+ was best. } (24. Qg4+ Kc6 25. Qxc8 Rc5 26. Qxc7+ Kb5 27. dxc5 Bxe1 28. Rxe1 Kb4 29. Qb6+ Ka3 30. Qb2#) 24... Bc5?! { (15.32 → Mate in 6) Checkmate is now unavoidable. Qg8 was best. } (24... Qg8 25. Rb1) 25. dxc5+?! { (Mate in 6 → 27.50) Lost forced checkmate sequence. Qg4+ was best. } (25. Qg4+ Kc6 26. Qxc8 Kb6 27. Rb1+ Bb4 28. Bxc7+ Kc6 29. Rxb4 Rb5 30. Re6#) 25... Kc6 26. g4 Rxc5 27. Bf6 Ra5 28. Bc3 Rg5?! { (22.90 → Mate in 7) Checkmate is now unavoidable. Rc5 was best. } (28... Rc5 29. Qf3) 29. Ne6?! { (Mate in 7 → 21.48) Lost forced checkmate sequence. Rc4+ was best. } (29. Rc4+ Kb6 30. Qd4+ c5 31. Qd6+ Qc6 32. Rb1+ Ka7 33. Rxa4+ Qxa4 34. Qb6+ Kb8 35. Qxb7#) 29... Rg6?! { (21.48 → Mate in 6) Checkmate is now unavoidable. Rd5 was best. } (29... Rd5 30. Rc4+) 30. Qd3?! { (Mate in 6 → 20.00) Lost forced checkmate sequence. Rc4+ was best. } (30. Rc4+ Kb6 31. Qd4+ c5 32. Rb1+ Ka7 33. Rxa4+ Kb8 34. Qf4+ Qc7 35. Qxc7#) 30... Rxe6?! { (20.00 → Mate in 8) Checkmate is now unavoidable. Rxe6 was best. } (30... Rxe6 31. Qc4+) 31. Rxe6+?! { (Mate in 8 → 13.17) Lost forced checkmate sequence. Qc4+ was best. } (31. Qc4+ Kb6 32. Bd4+ c5 33. Rxe6+ Qc6 34. Rxc6+ bxc6 35. Rb1+ Kc7 36. Be5+ Kd7 37. Qf7+ Kc8) 31... Qxe6 32. Re1 Qxa2 33. Re7 Qg8?! { (14.17 → Mate in 5) Checkmate is now unavoidable. Qd5 was best. } (33... Qd5 34. Qxd5+) 34. Rxh7?! { (Mate in 5 → 12.87) Lost forced checkmate sequence. Qd7+ was best. } (34. Qd7+ Kb6 35. Qxc7+ Kb5 36. Qxb7+ Kc5 37. Rc7+ Kd6 38. Qc6#) 34... a3?! { (12.87 → Mate in 4) Checkmate is now unavoidable. Qxh7 was best. } (34... Qxh7 35. Qxh7) 35. f4?! { (Mate in 4 → 57.67) Lost forced checkmate sequence. Rh6+ was best. } (35. Rh6+ Qe6 36. Rxe6+ Kc5 37. Qd4+ Kb5 38. Qb4#) 35... a2?! { (57.67 → Mate in 4) Checkmate is now unavoidable. Qxg4+ was best. } (35... Qxg4+ 36. Kh1 Qe6 37. f5 Qd5+ 38. Qxd5+ Kxd5 39. Rxc7 b5 40. Ra7 Kc6 41. Kg2 a2 42. Rxa2) 36. f5? { (Mate in 4 → 9.81) Lost forced checkmate sequence. Rh6+ was best. } (36. Rh6+ Qe6 37. Rxe6+ Kc5 38. Qd4+ Kb5 39. Qb4#) 36... a1=Q+ 37. Bxa1 Qxh7 38. Qc3+ Kd7 39. f6 Qf7 40. Qf3 Kd6 41. Qxb7 c5?! { (11.03 → Mate in 6) Checkmate is now unavoidable. Qe6 was best. } (41... Qe6 42. Qb4+) 42. Qxf7 c4 43. g5 Kc6 44. g6 Kd6 45. Qxc4 Kd7 46. Qe4 Kd6 47. g7 Kd7 48. f7 Kd8 49. f8=Q+ Kc7 50. g8=Q Kb6 51. Qee7 Kb5 52. Qgg5+ Kc4 53. Qff4# { White wins by checkmate. } 1-0