[Event "Rated classical game"] [Site "https://lichess.org/9qufSF1i"] [Date "2019.05.09"] [White "jchessdevelopers"] [Black "laureles5238"] [Result "0-1"] [UTCDate "2019.05.09"] [UTCTime "14:18:38"] [WhiteElo "2094"] [BlackElo "1826"] [WhiteRatingDiff "-19"] [BlackRatingDiff "+18"] [Variant "Standard"] [TimeControl "900+15"] [ECO "D91"] [Opening "Grünfeld Defense: Three Knights Variation, Petrosian System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nf3 d5?! { (0.12 → 1.01) Inaccuracy. Bg7 was best. } (3... Bg7 4. e3 O-O 5. Be2 c5 6. d5 d6 7. O-O e6 8. Nc3) 4. Nc3?! { (1.01 → 0.25) Inaccuracy. cxd5 was best. } (4. cxd5 Bg7 5. Qa4+ c6 6. dxc6 Nxc6 7. Nc3 O-O 8. e4 e5) 4... Bg7 5. Bg5 { D91 Grünfeld Defense: Three Knights Variation, Petrosian System } dxc4 6. e3?! { (0.51 → -0.05) Inaccuracy. e4 was best. } (6. e4 c5 7. d5 h6 8. Bxf6 Bxf6 9. e5 Bg7 10. Bxc4 Bg4) 6... Bg4? { (-0.05 → 1.57) Mistake. Be6 was best. } (6... Be6 7. Be2 c6 8. O-O h6 9. Bxf6 exf6 10. Nd2 O-O 11. Bxc4) 7. Qa4+? { (1.57 → 0.42) Mistake. Bxc4 was best. } (7. Bxc4) 7... Nc6?! { (0.42 → 1.23) Inaccuracy. c6 was best. } (7... c6 8. Qxc4 h6 9. Bh4 Be6 10. Qd3 O-O 11. Be2 Nh5 12. h3 Nd7 13. O-O g5 14. Bxg5) 8. Bxc4 Bxf3 9. gxf3 O-O 10. Qb3? { (0.84 → -0.50) Mistake. f4 was best. } (10. f4 Qc8 11. Be2 h6 12. Bh4 Qh3 13. Bg3 Qg2 14. O-O-O Ne4 15. Nxe4 Qxe4 16. Qb3 Nxd4) 10... Na5 11. Qa4 Nxc4 12. Qxc4 c6 13. h4 Qa5 14. a4 h6 15. Bf4?! { (0.05 → -0.75) Inaccuracy. Bxf6 was best. } (15. Bxf6 Bxf6 16. Kf1 e6 17. Ne4 Be7 18. Nc5 Bxc5 19. dxc5 h5 20. Kg2 Rfd8 21. b4 Qc7) 15... Nd5 16. Bg3 Nxc3 17. bxc3 c5 18. Ke2 cxd4 19. cxd4 Rac8 20. Qb5 Rc2+ 21. Kd1?? { (-0.16 → Mate in 1) Checkmate is now unavoidable. Kf1 was best. } (21. Kf1 Qd2 22. Qxb7 e5 23. Kg2 exd4 24. exd4 Qxd4 25. h5 gxh5 26. Rae1 Qxa4 27. Rxh5 Qc6) 21... Qd2# { Black wins by checkmate. } 0-1