[Event "Casual rapid game"] [Site "https://lichess.org/tCcwvkUb"] [Date "2021.04.28"] [White "Kosteniuk"] [Black "oskarkoenig"] [Result "1-0"] [UTCDate "2021.04.28"] [UTCTime "17:53:29"] [WhiteElo "1841"] [BlackElo "1377"] [Variant "Standard"] [TimeControl "600+1"] [ECO "B22"] [Opening "Sicilian Defense: Alapin Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. c3 { B22 Sicilian Defense: Alapin Variation } Nc6 3. d4 d6? { (0.00 → 1.51) Mistake. d5 was best. } (3... d5 4. exd5 Qxd5 5. Nf3 Nf6 6. dxc5 Qxd1+ 7. Kxd1 e5 8. b4) 4. dxc5? { (1.51 → 0.32) Mistake. d5 was best. } (4. d5 Nb8 5. c4 g6 6. Bd3 Bg7 7. Nc3 Nf6 8. h3 Nbd7) 4... Nf6 5. cxd6 exd6?! { (0.14 → 1.00) Inaccuracy. Nxe4 was best. } (5... Nxe4 6. Nf3 Qxd6 7. Qe2 Qd5 8. Be3 e5 9. Nbd2 Be7 10. Qb5) 6. Bg5 Bg4?? { (0.75 → 4.32) Blunder. Be7 was best. } (6... Be7) 7. f3?? { (4.32 → 0.36) Blunder. Bxf6 was best. } (7. Bxf6 Qb6 8. Qxg4 Qxb2 9. Bd4 Nxd4 10. cxd4 d5 11. Bb5+ Qxb5 12. Nd2 Bb4 13. Qe2 a6) 7... Bh5?? { (0.36 → 2.18) Blunder. Be6 was best. } (7... Be6 8. c4 Be7 9. Be3 Ne5 10. Nc3 Qa5 11. Qd2 Nxc4 12. Bxc4 Bxc4 13. Nge2 d5 14. e5) 8. Bb5?! { (2.18 → 1.32) Inaccuracy. Nd2 was best. } (8. Nd2 h6 9. Bxf6 Qxf6 10. Qb3 O-O-O 11. O-O-O Be7 12. Ne2 Rhe8 13. Ng3 Bg6 14. Bc4 Na5) 8... a6 9. Ba4?! { (1.81 → 1.21) Inaccuracy. Bxc6+ was best. } (9. Bxc6+ bxc6 10. Ne2 Be7 11. Nd4 h6 12. Bh4 Qd7 13. Nf5 O-O 14. O-O Rab8 15. Nxe7+ Qxe7) 9... h6?? { (1.21 → 3.55) Blunder. d5 was best. } (9... d5 10. e5) 10. Bh4?? { (3.55 → 1.27) Blunder. Bxf6 was best. } (10. Bxf6) 10... b5?! { (1.27 → 1.86) Inaccuracy. g5 was best. } (10... g5 11. Bf2 d5 12. exd5 Qxd5 13. Qxd5 Nxd5 14. Ne2 O-O-O 15. O-O Bg6 16. Rd1 Bg7 17. Na3) 11. Bb3 Qd7? { (1.76 → 3.81) Mistake. Ne5 was best. } (11... Ne5) 12. Ne2? { (3.81 → 2.17) Mistake. Bxf6 was best. } (12. Bxf6 gxf6 13. Ne2 Bg6 14. Nf4 Qa7 15. Nxg6 fxg6 16. Qd5 Ne5 17. a4 b4 18. Ke2 h5) 12... g5 13. Bg3 Na5?! { (2.21 → 3.08) Inaccuracy. Rd8 was best. } (13... Rd8 14. Na3 Bg7 15. Nc2 O-O 16. Ne3 Rfe8 17. O-O d5 18. Nxd5 Nxd5 19. Bxd5 Ne7 20. Bb3) 14. Nd2 Rc8?! { (2.67 → 4.14) Inaccuracy. Bg7 was best. } (14... Bg7 15. Nf1) 15. Nd4?! { (4.14 → 3.21) Inaccuracy. Nf1 was best. } (15. Nf1) 15... d5 16. Be5?! { (3.81 → 2.78) Inaccuracy. e5 was best. } (16. e5 Nxb3 17. axb3 Ne4 18. b4 Bg7 19. Rxa6 O-O 20. Nxe4 dxe4 21. Rd6 Qa7 22. O-O exf3) 16... Qe7 17. Bxf6 Qxf6 18. Bxd5 Rc5?! { (3.69 → 4.92) Inaccuracy. Bg7 was best. } (18... Bg7 19. Nf1) 19. N2b3 Qb6?! { (4.96 → 8.23) Inaccuracy. Nxb3 was best. } (19... Nxb3 20. axb3) 20. Nxa5 Qxa5 21. O-O?! { (8.32 → 5.54) Inaccuracy. b4 was best. } (21. b4 Qc7 22. bxc5 Bxc5 23. Qd2 O-O 24. Nf5 Bg6 25. Nxh6+ Kh7 26. Ng4 f5 27. exf5 Qe7+) 21... Qc7 22. Nf5 Bd6?! { (6.06 → 8.63) Inaccuracy. Qe5 was best. } (22... Qe5 23. a4) 23. Nxd6+ Qxd6 24. Bxf7+ Kxf7 25. Qxd6 Rhc8 26. Rad1 R5c6 27. Qd7+ Kf6?! { (10.47 → Mate in 5) Checkmate is now unavoidable. Kg8 was best. } (27... Kg8 28. Rd6) 28. Rd6+?! { (Mate in 5 → 14.85) Lost forced checkmate sequence. Qf5+ was best. } (28. Qf5+ Ke7 29. Rd7+ Ke8 30. Qh7 Re6 31. Rfd1 Rd6 32. Qe7#) 28... Rxd6 29. Qxd6+ { Black resigns. } 1-0