CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/f62qtjpn"] [Date "2023.01.31"] [White "Pippa"] [Black "Otto"] [Result "0-1"] [UTCDate "2023.01.31"] [UTCTime "00:43:58"] [WhiteElo "1154"] [BlackElo "1115"] [WhiteRatingDiff "-25"] [BlackRatingDiff "+45"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C43"] [Opening "Russian Game: Modern Attack"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nf6 3. d4 { C43 Russian Game: Modern Attack } Nc6? { (0.26 → 1.41) Mistake. Nxe4 was best. } (3... Nxe4 4. Nxe5 d5 5. Nd2 Bd6 6. Bd3 Bxe5 7. dxe5 Nc5 8. Be2 Nc6 9. O-O O-O 10. Nf3) 4. dxe5 Nxe4 5. Bg5?? { (1.15 → -8.12) Blunder. Qd5 was best. } (5. Qd5 Nc5) 5... f6?? { (-8.12 → 0.73) Blunder. Nxg5 was best. } (5... Nxg5 6. Be2) 6. exf6?? { (0.73 → -2.44) Blunder. Bh4 was best. } (6. Bh4 d5 7. exf6 Nxf6 8. Nc3 Bb4 9. Qe2+ Kf7 10. O-O-O Bxc3 11. bxc3 Re8 12. Qb5 Kg8) 6... gxf6?? { (-2.44 → 0.80) Blunder. Nxg5 was best. } (6... Nxg5) 7. Bh4 Qe7?! { (0.81 → 1.46) Inaccuracy. d5 was best. } (7... d5 8. Bb5 Bg4 9. h3 Bh5 10. Nc3 Bb4 11. O-O Bxc3 12. Bxc6+ bxc6 13. bxc3 O-O 14. Qd3) 8. Bc4?? { (1.46 → -8.38) Blunder. Be2 was best. } (8. Be2 b6) 8... b5?? { (-8.38 → 1.35) Blunder. Nc3+ was best. } (8... Nc3+ 9. Be2 Nxd1 10. Kxd1 d5 11. Nc3 Be6 12. Bb5 O-O-O 13. Bxc6 bxc6 14. Re1 Qf7 15. Nd4) 9. Bb3?? { (1.35 → -8.81) Blunder. O-O was best. } (9. O-O bxc4) 9... Bh6?? { (-8.81 → 7.14) Blunder. Nc3+ was best. } (9... Nc3+ 10. Kf1) 10. O-O d5 11. Nc3 Nxc3 12. bxc3 Ne5 13. Nd4 Ng4 14. Bxd5 Rb8 15. Re1 c5 16. Rxe7+ Kxe7 17. Qe1+ Kd6 18. Bxf6?! { (11.46 → 6.14) Inaccuracy. Rd1 was best. } (18. Rd1 cxd4 19. Bg3+ Ne5 20. cxd4 Kxd5 21. dxe5+ Ke6 22. exf6+ Kxf6 23. Qe5+ Kf7 24. Qh5+ Kg8) 18... Kxd5?! { (6.14 → 10.71) Inaccuracy. Nxf6 was best. } (18... Nxf6 19. Bf3) 19. Nb3 Rf8? { (9.92 → Mate in 5) Checkmate is now unavoidable. Nxf6 was best. } (19... Nxf6 20. Qe7) 20. Be7?! { (Mate in 5 → 11.47) Lost forced checkmate sequence. Rd1+ was best. } (20. Rd1+ Bd2 21. Na5 Ne3 22. Qxe3 Kd6 23. Rxd2+ Kc7 24. Qxc5#) 20... Rxf2 21. Na5?? { (11.37 → 2.19) Blunder. Rd1+ was best. } (21. Rd1+ Rd2 22. Rxd2+ Bxd2 23. Qxd2+ Ke6 24. Qd8 Ba6 25. Nxc5+ Kf7 26. Qxb8 Kxe7 27. Qc7+ Kf6) 21... Bd2?? { (2.19 → 9.73) Blunder. Be3 was best. } (21... Be3 22. Kh1 Rf1+ 23. Qxf1 Nf2+ 24. Qxf2 Bxf2 25. Rf1 Be3 26. Re1 Bf4 27. Rd1+ Ke6 28. Bxc5) 22. Qb1?? { (9.73 → 2.38) Blunder. Rd1 was best. } (22. Rd1 Bf5) 22... Bf5?? { (2.38 → 7.71) Blunder. Be3 was best. } (22... Be3 23. Kh1) 23. Nc6?? { (7.71 → -9.88) Blunder. Qb3+ was best. } (23. Qb3+ c4 24. Nxc4 bxc4 25. Qxb8 Be3 26. Kh1 Rd2 27. Bh4 Bb6 28. Re1 Ne3 29. Bg3 Kc6) 23... Kxc6? { (-9.88 → -4.86) Mistake. Be4 was best. } (23... Be4) 24. c4? { (-4.86 → -11.69) Mistake. h3 was best. } (24. h3 Be4) 24... bxc4?? { (-11.69 → 8.20) Blunder. Be4 was best. } (24... Be4) 25. Qxb8 Kd7 26. Qxa7+ Ke6 27. Rb1 Ne3? { (8.14 → Mate in 6) Checkmate is now unavoidable. Be3 was best. } (27... Be3 28. Bxc5) 28. Rb6+ Ke5 29. Bf6+ Ke4 30. Qe7+ Kf4 31. h4?? { (Mate in 3 → Mate in 3) Lost forced checkmate sequence. Qc7+ was best. } (31. Qc7+ Kg4 32. Qg3+ Kh5 33. Qg5#) 31... Rf1+ 32. Kh2 Ng4+ 33. Kh3 Nf2+ 34. Kh2 Rh1# { Black wins by checkmate. } 0-1