CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/jB2YGujX"] [Date "2026.08.28"] [White "Eunyul"] [Black "Eitan1"] [Result "1-0"] [UTCDate "2026.08.28"] [UTCTime "23:06:06"] [WhiteElo "1500"] [BlackElo "1207"] [WhiteRatingDiff "+109"] [BlackRatingDiff "-3"] [WhiteTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C23"] [Opening "Bishop's Opening: Philidor Counterattack"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Bc4?! { (0.58 → -0.05) Inaccuracy. Nf3 was best. } (2. Nf3) 2... c6 { C23 Bishop's Opening: Philidor Counterattack } 3. Qf3?! { (0.36 → -0.64) Inaccuracy. Nc3 was best. } (3. Nc3 Bc5 4. Nf3 d6 5. O-O b5 6. Be2 Nf6 7. d4 exd4 8. Nxd4 O-O 9. Bf4 Re8) 3... d5?! { (-0.64 → -0.12) Inaccuracy. Nf6 was best. } (3... Nf6) 4. exd5 cxd5?? { (-0.48 → 1.48) Blunder. Nf6 was best. } (4... Nf6 5. Nc3 e4 6. Qe2 cxd5 7. Bxd5 Nxd5 8. Qb5+ Nc6 9. Qxd5 Qxd5 10. Nxd5 Bd6 11. Ne2) 5. Bxd5 f6?? { (1.40 → 3.48) Blunder. Qc7 was best. } (5... Qc7 6. Nc3 Nf6 7. Bb3 Nc6 8. Nge2 Be7 9. d3 Bg4 10. Qg3 O-O 11. Bg5 Qd7 12. h3) 6. g4?? { (3.48 → -0.54) Blunder. Qb3 was best. } (6. Qb3 Nh6) 6... Bc5?? { (-0.54 → 1.54) Blunder. Ne7 was best. } (6... Ne7) 7. g5?? { (1.54 → -0.52) Blunder. Bxb7 was best. } (7. Bxb7 Bxf2+ 8. Ke2 Bxg1 9. Bxa8 Bb6 10. Kd1 Ne7 11. Nc3 Bd7 12. Be4 h5 13. h3 hxg4) 7... h6?? { (-0.52 → 1.42) Blunder. Ne7 was best. } (7... Ne7 8. Nc3) 8. gxf6?? { (1.42 → -2.03) Blunder. Qh5+ was best. } (8. Qh5+ Kd7) 8... gxf6?? { (-2.03 → 3.53) Blunder. Nxf6 was best. } (8... Nxf6) 9. c3? { (3.53 → 1.73) Mistake. Bxb7 was best. } (9. Bxb7 Bxb7) 9... Ne7 10. Bb3? { (2.07 → 0.85) Mistake. Qh5+ was best. } (10. Qh5+ Kd7 11. Bf7 Bd6 12. d4 Kc7 13. Ne2 Rh7 14. Nd2 Rg7 15. Rg1 Qf8 16. Rxg7 Qxg7) 10... Nec6?? { (0.85 → 4.00) Blunder. h5 was best. } (10... h5 11. d4) 11. Qh5+ Kd7 12. Bd5?? { (4.09 → -0.26) Blunder. d4 was best. } (12. d4) 12... Kd6?? { (-0.26 → 3.11) Blunder. Kc7 was best. } (12... Kc7) 13. Bxc6?? { (3.11 → -0.13) Blunder. d4 was best. } (13. d4 exd4 14. Bf4+ Ne5 15. cxd4 Bxd4 16. Nc3 Kc5 17. Bxe5 fxe5 18. Nge2 Kb6 19. Be4 Nc6) 13... Kxc6 14. Qf3+?! { (0.37 → -0.57) Inaccuracy. Ne2 was best. } (14. Ne2 Rg8 15. Qf7 Qe8 16. Qxe8+ Rxe8 17. Rg1 b6 18. d3 Bf5 19. Rg3 Nd7 20. Nd2 Bf8) 14... Kc7 15. d4 exd4?? { (-0.51 → 2.14) Blunder. Be6 was best. } (15... Be6 16. dxc5 Bd5 17. Qf5 Bxh1 18. Na3 Bc6 19. Be3 Qe7 20. b4 Na6 21. Nc4 Rag8 22. Ne2) 16. cxd4? { (2.14 → 0.86) Mistake. Bf4+ was best. } (16. Bf4+) 16... Bxd4 17. Bf4+ Be5 18. Bxe5+?! { (0.70 → -0.05) Inaccuracy. Nc3 was best. } (18. Nc3 Nc6 19. Rd1 Qe8 20. Nge2 Be6 21. Nb5+ Kb8 22. Rg1 Qe7 23. Rg6 a6 24. Nbd4 Nxd4) 18... fxe5 19. Qc3+?? { (0.00 → -2.22) Blunder. Nc3 was best. } (19. Nc3 Nc6 20. Rd1 Qf8 21. Qe3 Bg4 22. Nd5+ Kb8 23. Ne2 a5 24. Rg1 Bxe2 25. Qxe2 Qf7) 19... Nc6 20. b4?! { (-2.29 → -3.61) Inaccuracy. Qe3 was best. } (20. Qe3 Qd5 21. f3 Qd4 22. Qxd4 Nxd4 23. Na3 Bd7 24. Rc1+ Bc6 25. Nc2 Rhe8 26. Nxd4) 20... a5 21. b5 Kb6?? { (-2.55 → 5.64) Blunder. Qd5 was best. } (21... Qd5) 22. bxc6 bxc6 23. Na3 Ra7?! { (5.23 → 9.69) Inaccuracy. Qd5 was best. } (23... Qd5 24. Rb1+ Ka6 25. Qe3 Qd4 26. Ne2 Qxe3 27. fxe3 Be6 28. Rc1 Rhc8 29. Nc4 Rab8 30. Nxe5) 24. Rc1?! { (9.69 → 5.82) Inaccuracy. Rb1+ was best. } (24. Rb1+ Kc7 25. Nb5+ Kb8 26. Nxa7+ Kxa7 27. Qc5+ Ka8 28. Qxc6+ Ka7 29. Ne2 Rh7 30. Rg1 Rb7) 24... Qc7?? { (5.82 → Mate in 2) Checkmate is now unavoidable. Qd5 was best. } (24... Qd5 25. Nc4+) 25. Nf3? { (Mate in 2 → 8.04) Lost forced checkmate sequence. Rb1+ was best. } (25. Rb1+ Ka6 26. Qd3#) 25... Rd8? { (8.04 → Mate in 2) Checkmate is now unavoidable. Rb7 was best. } (25... Rb7 26. Rg1) 26. Nxe5? { (Mate in 2 → 9.01) Lost forced checkmate sequence. Rb1+ was best. } (26. Rb1+ Ka6 27. Qc4#) 26... Qd6? { (9.01 → Mate in 9) Checkmate is now unavoidable. Kb7 was best. } (26... Kb7 27. Nb5) 27. Qe3+? { (Mate in 9 → 9.47) Lost forced checkmate sequence. Rb1+ was best. } (27. Rb1+ Kc7 28. Nb5+ Kb8 29. Nxd6+ Rb7 30. Nxb7 Rd4 31. Nxa5+ Kc7 32. Qxc6+ Kd8 33. Qf6+ Ke8) 27... Ka6 28. Rxc6+ Qxc6 29. Nxc6 Rd6?! { (14.71 → Mate in 1) Checkmate is now unavoidable. Rad7 was best. } (29... Rad7 30. Nxd8) 30. Nxa7?! { (Mate in 1 → 13.92) Lost forced checkmate sequence. Qxa7# was best. } (30. Qxa7#) 30... Bg4 31. O-O Rd2?! { (13.60 → Mate in 5) Checkmate is now unavoidable. Rb6 was best. } (31... Rb6 32. h4) 32. Qxd2 Kxa7 33. Rb1 Ka6 34. Nc4 Ka7 35. Qxa5# { White wins by checkmate. } 1-0