CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/jUPjBd1W"] [Date "2026.04.17"] [White "Nathan4"] [Black "Robbie3"] [Result "0-1"] [UTCDate "2026.04.17"] [UTCTime "23:14:15"] [WhiteElo "1381"] [BlackElo "1201"] [WhiteRatingDiff "-17"] [BlackRatingDiff "+14"] [WhiteTitle "GM"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C55"] [Opening "Italian Game: Two Knights Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 { C55 Italian Game: Two Knights Defense } 4. O-O?! { (0.30 → -0.50) Inaccuracy. d3 was best. } (4. d3 Bc5 5. O-O d6 6. a4 a6 7. c3 Ba7 8. h3 h6 9. Be3 Bxe3 10. fxe3 O-O) 4... Bc5?! { (-0.50 → 0.33) Inaccuracy. Nxe4 was best. } (4... Nxe4 5. Bb5 Be7 6. Re1 Nd6 7. Bxc6 dxc6 8. Nxe5 O-O 9. h3 Re8 10. d3 f6 11. Nf3) 5. Nc3 O-O 6. d3 d6 7. Nd5 Be6?! { (0.04 → 0.87) Inaccuracy. Nxd5 was best. } (7... Nxd5 8. Bxd5 a5 9. a4 Nd4 10. Nxd4 Bxd4 11. c3 Bb6 12. Re1 c6 13. Bb3 Kh8 14. d4) 8. Nxf6+?! { (0.87 → -0.05) Inaccuracy. Bg5 was best. } (8. Bg5 Bxd5 9. Bxd5 h6 10. Bxf6 Qxf6 11. a4 a5 12. c3 Nd8 13. Ba2 Ne6 14. g3 Rad8) 8... Qxf6 9. Bxe6 Qxe6 10. Qe2 b6 11. Be3 Bxe3 12. Qxe3?! { (0.00 → -0.55) Inaccuracy. fxe3 was best. } (12. fxe3 Ne7 13. Rf2 c6 14. Ng5 Qh6 15. Nf3) 12... d5 13. exd5 Qxd5 14. Qe4 Qe6 15. Rfe1 f6 16. d4 Rfe8?? { (0.37 → 2.17) Blunder. Rad8 was best. } (16... Rad8 17. dxe5 Nxe5 18. Nxe5 fxe5 19. Re2 Qd5 20. Qe3 a5 21. Qc3 Qd4 22. Qb3+ Rd5 23. Rae1) 17. dxe5?! { (2.17 → 1.35) Inaccuracy. d5 was best. } (17. d5 f5) 17... fxe5?? { (1.35 → 5.68) Blunder. Nxe5 was best. } (17... Nxe5 18. Nxe5 fxe5 19. b3 Rad8 20. Rad1 Qf6 21. Rxd8 Rxd8 22. Qc4+ Qf7 23. Qc3 Qe7 24. f4) 18. c4?? { (5.68 → 0.85) Blunder. Ng5 was best. } (18. Ng5 Qg6 19. Qd5+ Kf8 20. Nxh7+ Qxh7 21. Qxc6 Qf5 22. Qxc7 Rac8 23. Qxa7 Rxc2 24. Qxb6 Kg8) 18... Rab8? { (0.85 → 2.25) Mistake. h6 was best. } (18... h6) 19. b4?? { (2.25 → 0.53) Blunder. Ng5 was best. } (19. Ng5 Qg6) 19... a5?? { (0.53 → 3.87) Blunder. Nxb4 was best. } (19... Nxb4 20. c5 bxc5 21. a3 Nd5 22. Ng5 Nf6 23. Nxe6 Nxe4 24. Nxg7 Kxg7 25. Rxe4 Rbd8 26. Rc4) 20. b5? { (3.87 → 2.26) Mistake. Ng5 was best. } (20. Ng5 Qg6 21. Qd5+ Kf8 22. Nxh7+ Qxh7 23. Qxc6 axb4 24. Qxc7 Qg6 25. Rxe5 Kg8 26. c5 bxc5) 20... Nb4?? { (2.26 → 7.24) Blunder. Nd8 was best. } (20... Nd8) 21. Nxe5?? { (7.24 → 0.80) Blunder. a3 was best. } (21. a3 h6) 21... Rbd8 22. Nc6?? { (1.04 → -2.58) Blunder. f4 was best. } (22. f4 Nd3) 22... Nxc6?? { (-2.58 → 7.30) Blunder. Qxe4 was best. } (22... Qxe4 23. Rxe4 Rxe4 24. Nxd8 Rd4 25. Ne6 Rxc4 26. f4 a4 27. Kf2 a3 28. Kf3 Rc2 29. f5) 23. Qxc6?? { (7.30 → Mate in 2) Checkmate is now unavoidable. Qxe6+ was best. } (23. Qxe6+ Rxe6 24. Rxe6 Nb4 25. Re2 Rd4 26. Rc1 Nd3 27. Rd1 Rxc4 28. g3 Nc1 29. Re7 Kf8) 23... Qxc6?? { (Mate in 2 → -1.94) Lost forced checkmate sequence. Qxe1+ was best. } (23... Qxe1+ 24. Rxe1 Rxe1#) 24. bxc6 Rc8?? { (-2.07 → 0.51) Blunder. Rxe1+ was best. } (24... Rxe1+ 25. Rxe1 Rd4 26. Rc1 Kf7 27. Kf1 Ke6 28. Rc3 Kd6 29. Rh3 Rxc4 30. Rxh7 Rc1+ 31. Ke2) 25. Rxe8+ Rxe8 26. Kf1 a4?? { (0.08 → 1.78) Blunder. Rd8 was best. } (26... Rd8 27. Ke2) 27. Re1 Rxe1+?? { (1.58 → 4.29) Blunder. Kf8 was best. } (27... Kf8) 28. Kxe1 Kf8 29. g4? { (4.63 → 2.87) Mistake. Kd2 was best. } (29. Kd2) 29... Ke7 30. Kd2 Kd6 31. Kd3?? { (3.95 → 0.87) Blunder. Kc3 was best. } (31. Kc3) 31... Kxc6? { (0.87 → 2.23) Mistake. g5 was best. } (31... g5 32. Ke4) 32. Kc3 g5? { (2.21 → 4.01) Mistake. b5 was best. } (32... b5 33. f4 bxc4 34. Kxc4 Kd6 35. Kb4 Kd5 36. Kxa4 Kd4 37. g5 c5 38. f5 c4 39. f6) 33. Kb4 h6?! { (4.53 → 6.05) Inaccuracy. Kb7 was best. } (33... Kb7 34. Kxa4 Ka6 35. Kb4 c6 36. a3 b5 37. cxb5+ cxb5 38. Kc5 Ka5 39. Kd6 Ka4 40. Kc6) 34. h3 Kd6 35. f3 c5+?! { (4.32 → 7.08) Inaccuracy. Kc6 was best. } (35... Kc6 36. Kxa4) 36. Kxa4 Kc6 37. Kb3 b5 38. a3 bxc4+ 39. Kxc4 Kd6 40. a4 Kc6 41. Kb3 Kb6 42. Ka3 Kc6 43. a5?? { (7.08 → -6.69) Blunder. Kb3 was best. } (43. Kb3 Kd5 44. Kc3 Ke5 45. a5 Kd5 46. a6 Kc6 47. a7 Kb7 48. Kc4 Kxa7 49. Kxc5 Kb7) 43... Kb5 44. Kb3 Kxa5 45. Kc4 Kb6 46. Kd5 Kb5 47. Ke4 Kc6?? { (-8.13 → 0.00) Blunder. c4 was best. } (47... c4) 48. Kd3?? { (0.00 → -8.38) Blunder. f4 was best. } (48. f4 gxf4 49. Kxf4 Kd5 50. h4 c4 51. Ke3 Ke5 52. Kd2 Kf4 53. g5 hxg5 54. hxg5 Kxg5) 48... Kd5 49. Kc3 c4 50. Kc2 Kd4 51. Kd2 c3+ 52. Kc2 Kc4 53. Kc1 Kd3 54. Kd1?! { (-73.12 → Mate in 6) Checkmate is now unavoidable. Kb1 was best. } (54. Kb1 c2+ 55. Kb2 Kd2 56. Kb3 c1=Q 57. Kb4 Qc3+ 58. Kb5 Qxf3 59. Kc5 Qxh3 60. Kb6 Qxg4) 54... c2+ 55. Kc1 Kc3 56. h4 gxh4 57. f4 h3 58. f5 h2?? { (Mate in 2) Lost forced checkmate sequence. h2 was best. } (58... h2 59. g5 h1=Q#) 59. f6 h1=Q# { White resigns. } 0-1