[Event "kzn chess Arena"] [Site "https://lichess.org/tAQzDXlo"] [Date "2022.01.06"] [White "Vandyshev_Marat2013"] [Black "MarkKuzmin"] [Result "1-0"] [UTCDate "2022.01.06"] [UTCTime "13:48:15"] [WhiteElo "765"] [BlackElo "1050"] [WhiteRatingDiff "+33"] [BlackRatingDiff "-23"] [Variant "Standard"] [TimeControl "420+0"] [ECO "B20"] [Opening "Sicilian Defense: Keres Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Ne2 { B20 Sicilian Defense: Keres Variation } e6 3. Nf4?! { (0.53 → -0.49) Inaccuracy. Nbc3 was best. } (3. Nbc3 a6 4. d4 cxd4 5. Nxd4 b5 6. Bd3 Bb7 7. O-O Nc6) 3... a6 4. Bc4?! { (-0.03 → -0.76) Inaccuracy. g3 was best. } (4. g3 Nc6 5. Bg2 g6 6. c3 Bg7 7. h4 Nge7 8. h5 O-O 9. d3 d5 10. exd5 exd5) 4... Qc7 5. O-O?? { (-0.81 → -7.46) Blunder. d3 was best. } (5. d3) 5... Qxf4 6. d4 Qxe4 7. Nc3 Qg6? { (-7.70 → -4.36) Mistake. Qxd4 was best. } (7... Qxd4 8. Qe2) 8. Bd3 cxd4?? { (-4.20 → 3.30) Blunder. Qf6 was best. } (8... Qf6) 9. Bxg6 hxg6 { Black offers draw } 10. Ne2 Bc5 11. b4?! { (3.58 → 2.46) Inaccuracy. Nxd4 was best. } (11. Nxd4 Nf6) 11... Bb6?! { (2.46 → 3.46) Inaccuracy. Bxb4 was best. } (11... Bxb4 12. Nxd4 Nf6 13. c4 Be7 14. Re1 d6 15. Rb1 O-O 16. h4 Re8 17. Ba3 Rd8 18. h5) 12. Nxd4 a5? { (3.68 → 6.72) Mistake. d5 was best. } (12... d5 13. Bb2) 13. Qe1?? { (6.72 → -3.49) Blunder. Nb5 was best. } (13. Nb5 axb4) 13... Bxd4 14. Be3 Be5 15. Rd1?? { (-3.15 → -6.99) Blunder. f4 was best. } (15. f4 Bxa1 16. Qxa1 Nf6 17. b5 d6 18. c4 O-O 19. Rd1 Nbd7 20. Rxd6 Re8 21. Qd4 e5) 15... axb4 16. c3?! { (-5.50 → -7.78) Inaccuracy. f4 was best. } (16. f4 Bf6 17. Bd4 Bxd4+ 18. Rxd4 Nc6 19. Rd3 Rxa2 20. Qb1 Ra8 21. Rd6 Nf6 22. Rf3 Ne4) 16... Bxc3 17. Bd2 Bd4 18. Bxb4 Rxa2?? { (-5.76 → 1.25) Blunder. Bf6 was best. } (18... Bf6) 19. Qe4?? { (1.25 → -4.65) Blunder. Rxd4 was best. } (19. Rxd4 Nc6) 19... Nc6?? { (-4.65 → 0.73) Blunder. Bf6 was best. } (19... Bf6 20. Qc4 Nc6 21. Qxa2 Nxb4 22. Qa8 Ne7 23. Rb1 Nbc6 24. Rxb7 Rh5 25. Rc7 Kd8 26. Rxc6) 20. Rxd4 f5?! { (0.82 → 1.66) Inaccuracy. Nf6 was best. } (20... Nf6 21. Qf4) 21. Qe3 Nxd4?! { (1.23 → 2.39) Inaccuracy. Ra4 was best. } (21... Ra4 22. Qd3) 22. Qxd4 Nf6 23. Qd6? { (1.76 → 0.09) Mistake. Qc5 was best. } (23. Qc5 Kf7) 23... Ne4?? { (0.09 → Mate in 1) Checkmate is now unavoidable. Nd5 was best. } (23... Nd5 24. Ba3 Rc2 25. Rc1 Rxc1+ 26. Bxc1 Kf7 27. Ba3 Rd8 28. Bc5 b5 29. Qb8 b4 30. Bd6) 24. Qe7# { White wins by checkmate. } 1-0