CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/BV2Ggxo2"] [Date "2026.09.25"] [White "PJ"] [Black "Trekker"] [Result "0-1"] [UTCDate "2026.09.25"] [UTCTime "20:44:21"] [WhiteElo "1979"] [BlackElo "1800"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+12"] [WhiteTitle "GM🐶"] [BlackTitle "🎅"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B02"] [Opening "Alekhine Defense: Scandinavian Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 Nf6?! { (0.33 → 0.91) Inaccuracy. c5 was best. } (1... c5 2. Nf3 d6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nc6 6. O-O h6 7. Nd5 Nf6 8. Nxf6+) 2. Nc3?! { (0.91 → 0.17) Inaccuracy. e5 was best. } (2. e5 Nd5) 2... d5 { B02 Alekhine Defense: Scandinavian Variation } 3. exd5 Nxd5 4. Bc4 Nb6 5. Bb3 c5 6. d3 Nc6 7. Nf3 g6 8. Bg5 Bg7 9. Qd2?! { (-0.17 → -0.69) Inaccuracy. O-O was best. } (9. O-O h6) 9... h6 10. Bh4?! { (-0.29 → -0.97) Inaccuracy. Be3 was best. } (10. Be3 Nd4 11. O-O a5 12. a4 Nxb3 13. cxb3 Bg4 14. Bxc5 Bxf3 15. Rfe1 Nd5 16. gxf3 O-O) 10... O-O 11. O-O-O Kh7?! { (-1.27 → -0.62) Inaccuracy. Bg4 was best. } (11... Bg4 12. Qe3) 12. h3 Na5? { (-1.12 → 0.31) Mistake. a5 was best. } (12... a5 13. a3 Nd4 14. Rhe1 Nxb3+ 15. cxb3 Be6 16. d4 Bxb3 17. Bxe7 Qb8 18. Bxf8 Qxf8 19. Qf4) 13. g4? { (0.31 → -0.85) Mistake. Qe3 was best. } (13. Qe3 Nxb3+ 14. axb3 Re8 15. Qxc5 Be6 16. Rhe1 a5 17. Bg3 Nd5 18. Be5 f6 19. Bd4 Bf7) 13... Nxb3+ 14. axb3 Nd5 15. Ne4?? { (-0.67 → -3.38) Blunder. d4 was best. } (15. d4 Be6 16. Na4 c4 17. bxc4 b5 18. cxd5 Bxd5 19. Rhe1 Re8 20. Ne5 bxa4 21. Qb4 f6) 15... b6?? { (-3.38 → -1.48) Blunder. f5 was best. } (15... f5 16. Nxc5) 16. g5?? { (-1.48 → -3.77) Blunder. d4 was best. } (16. d4 a5) 16... h5 17. Ng1?? { (-3.50 → -7.91) Blunder. d4 was best. } (17. d4 Bb7) 17... Bf5 18. f4 Nb4 19. Ng3 Be6?! { (-7.30 → -4.51) Inaccuracy. Qd4 was best. } (19... Qd4 20. c3 Nxd3+ 21. Kb1 Nxf4+ 22. Nxf5 Qe4+ 23. Ka2 Rfd8 24. Qxd8 Rxd8 25. Rxd8 gxf5 26. Rh2) 20. Qe2? { (-4.51 → -9.00) Mistake. f5 was best. } (20. f5 Bd5) 20... b5? { (-9.00 → -4.69) Mistake. Qd4 was best. } (20... Qd4 21. c3 Qxf4+ 22. Kb1 Qxh4 23. Nxh5 Qxh5 24. Qxh5+ gxh5 25. cxb4 cxb4 26. Ne2 Bxb3 27. Rd2) 21. f5 Bd5 22. Nxh5 Bxh1 23. Nxg7 Kxg7 24. f6+ Kh7?? { (-7.00 → 0.62) Blunder. exf6 was best. } (24... exf6 25. gxf6+ Kh7 26. Bf2 Re8 27. Qg4 Qxf6 28. Bxc5 Nc6 29. Ne2 Bf3 30. Rf1 Bxg4 31. Rxf6) 25. Rf1?? { (0.62 → -7.75) Blunder. fxe7 was best. } (25. fxe7) 25... Qa5 26. fxe7 Rg8?? { (-6.51 → 1.51) Blunder. Qa1+ was best. } (26... Qa1+ 27. Kd2) 27. Rxf7+ Rg7 28. Qe5?? { (1.15 → -10.65) Blunder. Rxg7+ was best. } (28. Rxg7+ Kxg7) 28... Rxf7 29. Qe6?! { (-10.88 → Mate in 11) Checkmate is now unavoidable. e8=Q was best. } (29. e8=Q Rxe8) 29... Na2+? { (Mate in 11 → -8.76) Lost forced checkmate sequence. Rf1+ was best. } (29... Rf1+ 30. Kd2 Qa1 31. Qe1 Rxe1 32. Bxe1 Qxb2 33. Ke2 Qxc2+ 34. Bd2 Re8 35. h4 Rxe7+ 36. Kf2) 30. Kb1 Rf1+ 31. Be1 Rxe1+ 32. Qxe1?! { (-16.10 → Mate in 10) Checkmate is now unavoidable. Qxe1 was best. } (32. Qxe1 Qxe1+) 32... Qxe1+?! { (Mate in 10 → -15.61) Lost forced checkmate sequence. Qxe1+ was best. } (32... Qxe1+ 33. Kxa2 Qxg1 34. h4 Qd1 35. c4 Qxd3 36. h5 Be4 37. hxg6+ Bxg6 38. Ka3 bxc4 39. Ka4) 33. Kxa2 Qxe7 34. c3 b4 35. c4 Qe3 36. h4 Qxg1 37. h5 gxh5 38. g6+ Qxg6 39. d4 cxd4 40. c5 Be4 41. c6 Bb1+ 42. Ka1 Be4 43. c7 Rc8 44. Ka2 Rxc7 45. Ka1 Bb7 46. Ka2 Qf5 47. Ka1 Rc1+ 48. Ka2 Qb1# { Black wins by checkmate. } 0-1