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[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/3lCH379f"] [Date "2025.02.04"] [White "Oliver4"] [Black "Devin"] [Result "0-1"] [UTCDate "2025.02.04"] [UTCTime "00:27:45"] [WhiteElo "1128"] [BlackElo "1380"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+5"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C24"] [Opening "Bishop's Opening: Berlin Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Bc4?! { (0.60 → -0.05) Inaccuracy. Nf3 was best. } (2. Nf3 Nc6 3. Bb5 Nge7 4. O-O Ng6 5. d4 exd4 6. Nxd4 Bc5 7. Nf5 O-O 8. Nc3 a6) 2... Nf6 { C24 Bishop's Opening: Berlin Defense } 3. d3 d6 4. Bg5?! { (0.25 → -0.44) Inaccuracy. Nf3 was best. } (4. Nf3 Be7 5. a4 O-O 6. a5 c6 7. O-O d5 8. Bb3 Nbd7 9. Nc3 Nc5 10. Ba2 Bg4) 4... h6 5. Bxf6 Qxf6 6. Qh5?! { (-0.28 → -1.10) Inaccuracy. Ne2 was best. } (6. Ne2 c6 7. a4 Be7 8. Nd2 h5 9. Nf1 g6 10. a5 O-O 11. Ne3) 6... d5?? { (-1.10 → 0.87) Blunder. g6 was best. } (6... g6 7. Qf3 Qe7 8. a4 a5 9. Qe2 Nd7 10. Nf3 Bg7 11. Qd1 c6 12. O-O O-O 13. Re1) 7. Bxd5 Bb4+ 8. Kd1?? { (1.25 → -0.46) Blunder. Nd2 was best. } (8. Nd2) 8... Qg6?? { (-0.46 → 3.37) Blunder. Qxf2 was best. } (8... Qxf2 9. Nh3 Qf6 10. Nd2 g6 11. Qf3 Qxf3+ 12. Nxf3 Bd6 13. a4 O-O 14. a5 Kg7 15. Bc4) 9. Qf3?? { (3.37 → 0.39) Blunder. Qxe5+ was best. } (9. Qxe5+ Be6) 9... Bg4? { (0.39 → 1.73) Mistake. O-O was best. } (9... O-O 10. Qg3 Qb6 11. Nf3 Bc5 12. Nbd2 Bxf2 13. Qxe5 a5 14. a4 Nd7 15. Qf4 Nf6 16. Nc4) 10. Kc1?? { (1.73 → -9.84) Blunder. Bxf7+ was best. } (10. Bxf7+ Qxf7 11. Qxg4 O-O 12. c3 Nc6 13. Qe2 Qg6 14. f4 Rxf4 15. Nd2 Bc5 16. Ngf3 Qf7) 10... Bxf3 11. Nxf3 Qxg2 12. Re1 Qxf3 13. Rf1 Qf4+ 14. Kd1 Nc6 15. c3 Bxc3 16. bxc3 Qg4+ 17. Ke1 Ne7 18. Bc4 Ng6 19. Nd2 Nf4 20. f3 Qg2 21. Rf2 Qg1+ 22. Rf1 Qe3+ 23. Kd1 Nxd3 24. Kc2 Nb4+ 25. Kb3 Qxd2 26. Kxb4? { (-9.76 → Mate in 16) Checkmate is now unavoidable. cxb4 was best. } (26. cxb4 a5) 26... O-O-O?! { (Mate in 16 → -10.46) Lost forced checkmate sequence. a5+ was best. } (26... a5+ 27. Ka4 Qxc3 28. Bb5+ c6 29. Bxc6+ bxc6 30. Rab1 Qc4+ 31. Ka3 Qc5+ 32. Ka4 O-O-O 33. Rb8+) 27. Bxf7 Qd6+ 28. Kc4? { (-9.35 → Mate in 8) Checkmate is now unavoidable. Kb3 was best. } (28. Kb3 Qf6) 28... Qc6+?! { (Mate in 8 → -16.81) Lost forced checkmate sequence. Qd3+ was best. } (28... Qd3+ 29. Kb3 Rd6 30. Kb2 Qe2+ 31. Kc1 Qxf1+ 32. Kb2 Qe2+ 33. Ka3 Ra6+ 34. Kb4 Rb6+ 35. Kc5) 29. Kb3 Rhf8 30. Bh5?! { (-10.07 → Mate in 9) Checkmate is now unavoidable. Bc4 was best. } (30. Bc4) 30... Rd3?! { (Mate in 9 → -13.71) Lost forced checkmate sequence. Qb5+ was best. } (30... Qb5+ 31. Kc2 Qa4+ 32. Kc1 Rd3 33. Bg4+ Kb8 34. Rf2 Rfd8 35. Bd7 R8xd7 36. Kb1 Rxc3 37. f4) 31. Kc2?! { (-13.71 → Mate in 4) Checkmate is now unavoidable. Rac1 was best. } (31. Rac1 Rd2) 31... Qxc3+ 32. Kb1 Rfxf3 33. Rh1 Rfe3 34. Bg4+ Kd8 35. Bd1 Qd2 36. Ba4 Rd4 37. Bb5 Rb4# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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