CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/lwHmJoip"] [Date "2026.01.03"] [White "Mark2"] [Black "Maxim"] [Result "0-1"] [UTCDate "2026.01.03"] [UTCTime "00:09:00"] [WhiteElo "1269"] [BlackElo "1736"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+1"] [WhiteTitle "࿄"] [BlackTitle "GM🧂"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C44"] [Opening "King's Knight Opening: Konstantinopolsky"] [Termination "Time forfeit"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. g3?! { (0.41 → -0.25) Inaccuracy. Bb5 was best. } { C44 King's Knight Opening: Konstantinopolsky } (3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 Bb7 8. dxe5 Nc5 9. Bd5 Be7) 3... d6?! { (-0.25 → 0.35) Inaccuracy. d5 was best. } (3... d5 4. exd5 Qxd5 5. Nc3 Qd6 6. Bg2 Bg4 7. O-O O-O-O 8. h3 Bh5 9. d4 exd4 10. Nb5) 4. Bg2 Nf6 5. Nc3 Be6 6. O-O Be7 7. Nb5?? { (0.60 → -2.12) Blunder. d4 was best. } (7. d4) 7... Qd7?? { (-2.12 → -0.38) Blunder. Bc4 was best. } (7... Bc4 8. Nc3 Bxf1 9. Qxf1 O-O 10. d3 Re8 11. Qd1 Nb8 12. Nd2 c6 13. a4 a5 14. Nc4) 8. d3 O-O 9. Bg5?! { (0.19 → -0.56) Inaccuracy. c4 was best. } (9. c4 h6) 9... h6 10. Be3?! { (-0.49 → -1.06) Inaccuracy. Bxf6 was best. } (10. Bxf6) 10... Bh3? { (-1.06 → 0.00) Mistake. d5 was best. } (10... d5 11. exd5 Nxd5 12. Bd2 Rad8 13. Re1 Bg4 14. h3 Bxh3 15. Bxh3 Qxh3 16. Nxe5 Nxe5 17. Rxe5) 11. Nh4?! { (0.00 → -0.86) Inaccuracy. c4 was best. } (11. c4 Bxg2 12. Kxg2 Ng4 13. Bc1 Nf6) 11... Bxg2 12. Nxg2 Nh7? { (-1.39 → -0.16) Mistake. d5 was best. } (12... d5 13. exd5 Nxd5 14. Nc3 Nxc3 15. bxc3 Rae8 16. Qh5 b6 17. Rae1 Bd6 18. f4 exf4 19. Bxf4) 13. Qh5?! { (-0.16 → -1.11) Inaccuracy. Nc3 was best. } (13. Nc3 f5) 13... Ng5?! { (-1.11 → -0.15) Inaccuracy. Nb4 was best. } (13... Nb4) 14. Bxg5 Bxg5 15. Rae1?! { (0.00 → -0.62) Inaccuracy. f4 was best. } (15. f4 Bf6 16. Ne3 Ne7 17. Ng4 Qxb5 18. Nxf6+ gxf6 19. Qxh6 d5 20. fxe5 Qb6+ 21. Kh1 fxe5) 15... a6 16. Nc3 Bd2 17. Rd1 Bxc3 18. bxc3 Ne7 19. d4 Ng6?! { (-0.20 → 0.77) Inaccuracy. Qe6 was best. } (19... Qe6 20. dxe5) 20. dxe5 Nxe5?? { (0.75 → 7.84) Blunder. Qb5 was best. } (20... Qb5 21. Rd5) 21. Rd5?? { (7.84 → -2.72) Blunder. Qxe5 was best. } (21. Qxe5 dxe5 22. Rxd7 Rad8 23. Rfd1 Rxd7 24. Rxd7 f5 25. exf5 Rf7 26. Rd1 b5 27. Ne3 c6) 21... Qe6?? { (-2.72 → -0.99) Blunder. Qa4 was best. } (21... Qa4) 22. Nf4 Qf6 23. Ng2? { (-0.88 → -2.33) Mistake. Rd4 was best. } (23. Rd4) 23... Nf3+ 24. Kh1 Ng5 25. Nf4? { (-2.08 → -3.62) Mistake. Qe2 was best. } (25. Qe2) 25... Nxe4 26. Re1? { (-3.54 → -6.01) Mistake. Rd3 was best. } (26. Rd3 Rae8 27. Nd5 Qd8 28. Kg2 Re5 29. Qf3 Rfe8 30. h4 Qd7 31. c4 Rf5 32. Qd1 Nc5) 26... Nxf2+?? { (-6.01 → -0.67) Blunder. Rae8 was best. } (26... Rae8 27. Re2) 27. Kg2 Qxc3?! { (-0.79 → 0.11) Inaccuracy. g5 was best. } (27... g5 28. Rd4) 28. Re2? { (0.11 → -1.33) Mistake. Kxf2 was best. } (28. Kxf2 Qxc2+) 28... Nh1?? { (-1.33 → 1.11) Blunder. c6 was best. } (28... c6 29. Rxd6) 29. Nd3?? { (1.11 → -0.88) Blunder. Kxh1 was best. } (29. Kxh1 Rae8) 29... Qc6?! { (-0.88 → 0.00) Inaccuracy. Rfe8 was best. } (29... Rfe8 30. Kxh1 Qa1+ 31. Kg2 Rxe2+ 32. Qxe2 Qxa2 33. Rd4 a5 34. Re4 c6 35. Nf4 a4 36. h4) 30. Nb4?? { (0.00 → -2.14) Blunder. Kxh1 was best. } (30. Kxh1 Rae8 31. Rg2 Re4 32. Rf5 g6 33. Qxh6 gxf5 34. Qg5+ Kh8 35. Qf6+ Kg8) 30... Qc4?! { (-2.14 → -1.38) Inaccuracy. Qc4 was best. } (30... Qc4) 31. a3?! { (-1.38 → -2.07) Inaccuracy. a3 was best. } (31. a3 a5 32. Nd3 Rfe8 33. Nf4 g6 34. Qg4 h5 35. Qf3 Rxe2+ 36. Qxe2 Qxe2+ 37. Nxe2 Re8) 31... Rfe8?? { (-2.07 → 0.00) Blunder. a5 was best. } (31... a5) 32. Rxe8+?? { (0.00 → -3.14) Blunder. Rdd2 was best. } (32. Rdd2 Nxg3 33. hxg3 c6 34. Nd3 Qb5 35. Qf3 Qc4) 32... Rxe8 33. Qd1? { (-4.68 → -12.22) Mistake. Rd2 was best. } (33. Rd2 Re1) 33... a5?! { (-12.22 → -5.82) Inaccuracy. Re2+ was best. } (33... Re2+ 34. Kg1) 34. Rd4 Qe6?? { (-7.51 → -1.50) Blunder. Qe2+ was best. } (34... Qe2+ 35. Qxe2) 35. Rc4?? { (-1.50 → -10.34) Blunder. Nd5 was best. } { White offers draw } (35. Nd5) 35... Qxc4 36. Qxh1?! { (-10.85 → Mate in 5) Checkmate is now unavoidable. Nd3 was best. } (36. Nd3 Qd5+ 37. Kg1 Nxg3 38. hxg3 h5 39. c4 Qd4+ 40. Kg2 Re3 41. Nf2 Qe5 42. Kf1 Rxg3) 36... axb4?! { (Mate in 5 → -17.96) Lost forced checkmate sequence. Re2+ was best. } (36... Re2+ 37. Kh3 Qe6+ 38. g4 Qe3+ 39. Kh4 g5+ 40. Kh5 Qh3#) 37. c3?! { (-17.96 → Mate in 5) Checkmate is now unavoidable. Qd1 was best. } (37. Qd1 bxa3) 37... Qc6+ 38. Kg1 Re1+ 39. Kf2 Rxh1 { Black wins on time. } 0-1