[Event "Rated classical game"] [Site "https://lichess.org/nDbgO26w"] [Date "2020.03.04"] [White "zero747"] [Black "Douthy"] [Result "1-0"] [UTCDate "2020.03.04"] [UTCTime "16:27:21"] [WhiteElo "1634"] [BlackElo "1500"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-119"] [Variant "Standard"] [TimeControl "1800+0"] [ECO "E12"] [Opening "Queen's Indian Defense: Kasparov-Petrosian Variation, Petrosian Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. e3 Nf6 4. a3 b6 5. cxd5 Nxd5?! { (-0.24 → 0.51) Inaccuracy. exd5 was best. } (5... exd5 6. Nc3 Bd6 7. Nb5 Be7 8. Nf3 O-O 9. Bd3 Re8 10. O-O) 6. Nc3 Bb7 7. Nf3 { E12 Queen's Indian Defense: Kasparov-Petrosian Variation, Petrosian Attack } h6?! { (-0.20 → 0.57) Inaccuracy. Nxc3 was best. } (7... Nxc3 8. bxc3 Be7 9. Bd3 O-O 10. Qc2 h6 11. Bh7+ Kh8 12. Be4) 8. Nxd5 Bxd5 9. Bd2?! { (0.87 → 0.26) Inaccuracy. Bb5+ was best. } (9. Bb5+ c6) 9... Bd6 10. h3 Nc6? { (-0.09 → 1.10) Mistake. Nd7 was best. } (10... Nd7 11. Bd3 Bb7 12. O-O O-O 13. Bc3 c5 14. Bc2 Qe7 15. e4 cxd4 16. Nxd4 a5 17. Nb5) 11. Be2?! { (1.10 → 0.30) Inaccuracy. Qc2 was best. } (11. Qc2 Na5 12. Bxa5 Bxf3 13. Bxb6 O-O 14. gxf3 axb6 15. Rg1 Bb4+ 16. Ke2 Bd6 17. f4 c5) 11... O-O 12. O-O Qf6 13. Rc1 Qg6 14. Bc3 a6 15. Bd3 Qf6?? { (0.08 → 4.77) Blunder. Bxf3 was best. } (15... Bxf3 16. Qxf3) 16. e4 Ba2 17. e5 Qe7?! { (5.21 → 7.56) Inaccuracy. Bxe5 was best. } (17... Bxe5 18. Nxe5) 18. exd6 cxd6 19. Bc2? { (8.00 → 4.64) Mistake. b3 was best. } (19. b3) 19... Bd5 20. Qd3 Qf6?? { (3.93 → Mate in 1) Checkmate is now unavoidable. f5 was best. } (20... f5 21. Bd2) 21. Qh7# { White wins by checkmate. } 1-0