[Event "Monthly Classical Arena"] [Site "https://lichess.org/oUXVQQbG"] [Date "2022.04.01"] [White "wk1979"] [Black "sing_2010"] [Result "1-0"] [UTCDate "2022.04.01"] [UTCTime "20:01:28"] [WhiteElo "1428"] [BlackElo "1902"] [WhiteRatingDiff "+39"] [BlackRatingDiff "-79"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "D91"] [Opening "Grünfeld Defense: Three Knights Variation, Petrosian System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 { D91 Grünfeld Defense: Three Knights Variation, Petrosian System } dxc4 6. e3?! { (0.43 → -0.17) Inaccuracy. e4 was best. } (6. e4 h6 7. Bd2 Be6 8. d5 Bg4 9. h3 Bxf3 10. Qxf3 c6) 6... O-O?! { (-0.17 → 0.53) Inaccuracy. Be6 was best. } (6... Be6 7. e4 c6 8. a4 O-O 9. Bc1 Ne8 10. Be2 Na6 11. O-O) 7. Bxc4 c6?! { (0.38 → 0.97) Inaccuracy. c5 was best. } (7... c5 8. O-O cxd4 9. Nxd4 Bd7 10. Qe2 Qa5 11. Bxf6 Bxf6 12. Nd5) 8. O-O b5 9. Bb3 a5 10. a4 b4 11. Ne2 Nbd7 12. Qc2?! { (0.58 → -0.02) Inaccuracy. Rc1 was best. } (12. Rc1 Bb7 13. Nf4 Rc8 14. h4 c5 15. Re1 e6 16. h5 Qb6 17. h6 Bh8 18. Bh4 Rfe8) 12... Nb6? { (-0.02 → 1.52) Mistake. Bb7 was best. } (12... Bb7 13. Ne5) 13. Rfd1 Bb7 14. Rac1 Rc8 15. Ne5 Nfd5 16. Qc5 f6 17. e4 fxg5 18. exd5 cxd5 19. Qxa5 Rxc1 20. Rxc1 Bxe5 21. dxe5 e6? { (2.10 → 3.66) Mistake. Nc4 was best. } (21... Nc4 22. Qxb4 Qc7 23. Bxc4 dxc4 24. Qxc4+ Qxc4 25. Rxc4 Ba6 26. Rc2 Rb8 27. Nc3 Rb4 28. f3) 22. Nd4 Bc8 23. Nc6 Qc7 24. Qxb4 Nc4 25. Ne7+ Kf7 26. Nxc8 Rxc8 27. Rc3?? { (2.62 → 0.32) Blunder. Bxc4 was best. } (27. Bxc4 dxc4 28. a5 Ra8 29. Ra1 g4 30. a6 Ra7 31. Qa5 Qc6 32. Qd8 Kg7 33. Qf6+ Kh6) 27... Qxe5?? { (0.32 → 2.21) Blunder. Rb8 was best. } (27... Rb8) 28. Rf3+ Kg7? { (1.72 → 3.75) Mistake. Kg8 was best. } (28... Kg8 29. Bxc4) 29. Qe7+ Kh8?? { (3.95 → Mate in 2) Checkmate is now unavoidable. Kg8 was best. } (29... Kg8 30. Bxc4 dxc4 31. h3 Ra8 32. g3 Rb8 33. Kh2 Qxb2 34. Qxe6+ Kh8 35. Rf7 Rg8 36. Qxc4) 30. Rf8+ Rxf8 31. Qxf8# { White wins by checkmate. } 1-0