CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/P4e8ZKsG"] [Date "2026.07.06"] [White "Marshall"] [Black "Kojo"] [Result "1/2-1/2"] [UTCDate "2026.07.06"] [UTCTime "23:05:35"] [WhiteElo "830"] [BlackElo "1500"] [WhiteRatingDiff "+36"] [BlackRatingDiff "-486"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C25"] [Opening "Vienna Game: Max Lange Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nc3 Nc6 { C25 Vienna Game: Max Lange Defense } 3. f3?! { (0.19 → -0.81) Inaccuracy. Nf3 was best. } (3. Nf3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Nd4 7. Ba4 c6 8. Nxd4 exd4 9. Ne2 d5) 3... Bc5 4. Nh3?! { (-0.87 → -1.80) Inaccuracy. Bc4 was best. } (4. Bc4) 4... Qh4+? { (-1.80 → -0.71) Mistake. d5 was best. } (4... d5 5. Nf2 dxe4 6. fxe4 Nge7 7. Be2 Bxf2+ 8. Kxf2 O-O 9. Rf1 Qd4+ 10. Ke1 f5 11. d3) 5. Nf2?? { (-0.71 → Mate in 1) Checkmate is now unavoidable. g3 was best. } (5. g3 Qd8 6. Bg2 Nf6 7. Na4 Be7 8. c4 Nd4 9. O-O c6 10. d3 d5 11. exd5 cxd5) 5... Qd8?? { (Mate in 1 → -0.10) Lost forced checkmate sequence. Qxf2# was best. } (5... Qxf2#) 6. Nd3?! { (-0.10 → -0.83) Inaccuracy. Bc4 was best. } (6. Bc4 d6 7. O-O Nge7 8. Kh1 a6 9. Nd5 Ba7 10. c3 O-O 11. d4 Nxd5 12. exd5) 6... Qh4+?? { (-0.83 → 7.52) Blunder. Bd4 was best. } (6... Bd4 7. Nf2) 7. Nf2?? { (7.52 → Mate in 1) Checkmate is now unavoidable. g3 was best. } (7. g3 Qe7) 7... Bxf2+?! { (Mate in 1 → -11.38) Lost forced checkmate sequence. Qxf2# was best. } (7... Qxf2#) 8. Ke2 Nf6 9. a4 Rf8 10. Ra3 Kd8 11. Rb3 Nd4+ 12. Kd3 Qxe4+?? { (-11.61 → 5.53) Blunder. d5 was best. } (12... d5 13. g3 Bxg3 14. Nxd5 Nxd5 15. Rb5 Nf4+ 16. Kc3 Bf2 17. Rd5+ Nxd5+ 18. exd5 Bf5 19. Bd3) 13. Kc4?? { (5.53 → Mate in 5) Checkmate is now unavoidable. Nxe4 was best. } (13. Nxe4 Nxe4) 13... Qc6+ 14. Kd3 Qa6+?! { (Mate in 4 → -16.00) Lost forced checkmate sequence. d5 was best. } (14... d5 15. Rb4 Bf5+ 16. Ne4 Bxe4+ 17. fxe4 dxe4#) 15. Nb5?! { (-16.00 → Mate in 8) Checkmate is now unavoidable. Rb5 was best. } (15. Rb5 d5) 15... Qxa4?! { (Mate in 8 → -10.22) Lost forced checkmate sequence. Nd5 was best. } (15... Nd5 16. Qe1 Bxe1 17. Ke4 Nf4 18. Nxd4 d5+ 19. Ke3 Nxg2+ 20. Bxg2 exd4+ 21. Kxd4 Qc4+ 22. Ke3) 16. Nc3 Qa3?? { (-21.33 → 2.56) Blunder. Qa6+ was best. } (16... Qa6+) 17. Rxa3 Nb5?? { (2.11 → 9.69) Blunder. d5 was best. } (17... d5) 18. Ra5?! { (9.69 → 5.56) Inaccuracy. Nxb5 was best. } (18. Nxb5 Bc5 19. Ra1 d6 20. c4 c6 21. Na3 Bf5+ 22. Kc3 Kc8 23. Kb3 h6 24. Ka2 Bg6) 18... Nxc3 19. Kxc3 b6 20. Rxe5 Re8 21. Rd5?? { (7.84 → -1.77) Blunder. d4 was best. } (21. d4 c5 22. Rxe8+ Nxe8 23. dxc5 bxc5 24. Qd2 Bd4+ 25. Kb3 Rb8+ 26. Ka2 f6 27. Bd3 Rb6) 21... Nxd5+ 22. Kb3 Re4?? { (-1.73 → 9.82) Blunder. Re1 was best. } (22... Re1) 23. Ka2?? { (9.82 → -2.96) Blunder. fxe4 was best. } (23. fxe4 Nf6 24. e5 Bd4 25. exf6 Bxf6 26. Qh5 c6 27. Qxf7 Kc7 28. d4 a5 29. d5 c5) 23... Nb4+?! { (-2.96 → -2.22) Inaccuracy. Re1 was best. } (23... Re1 24. Qxe1) 24. Ka3?? { (-2.22 → -8.12) Blunder. Kb3 was best. } (24. Kb3) 24... Nd5?? { (-8.12 → 8.63) Blunder. Re1 was best. } (24... Re1 25. Qxe1) 25. fxe4 Ba6 26. exd5 Be2 27. Bxe2 Kc8 28. Bg4 Bc5+ 29. Ka2 Kb7 30. Qe2 Re8 31. Qxe8 Ka6 32. Qxf7?! { (Mate in 6 → 20.47) Lost forced checkmate sequence. Qc8+ was best. } (32. Qc8+ Ka5 33. Be2 b5 34. Qxc7+ Ka6 35. Qxd7 Bb6 36. b4 f6 37. Bxb5#) 32... Ka5?! { (20.47 → Mate in 7) Checkmate is now unavoidable. Bd6 was best. } (32... Bd6 33. Qxg7) 33. Qxg7 b5 34. Qxd7 b4 35. Qxc7+ Ka4 36. Qxc5 b3+ 37. Ka1 bxc2 38. Qxa7+ Kb3 39. Qb6+ Kc4 40. Be6 Kd3 41. d6 Ke4 42. d7 Ke5 43. Bf7 Kf5 44. d8=Q Kg4 45. Qd3 Kf4 46. Qbd4+ Kg5 47. Qb5+ Kh6 48. Re1 { Draw by stalemate. } 1/2-1/2