[Event "Monthly Classical Arena"] [Site "https://lichess.org/SkLZs1Kh"] [Date "2020.10.30"] [White "gennadiy37"] [Black "BCGolem"] [Result "0-1"] [UTCDate "2020.10.30"] [UTCTime "21:55:20"] [WhiteElo "1970"] [BlackElo "1701"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+31"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "D02"] [Opening "Queen's Pawn Game: Zukertort Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 d5 2. d4 { D02 Queen's Pawn Game: Zukertort Variation } e6 3. g3 Nf6 4. Bg2 Be7 5. Nbd2 O-O 6. O-O b6 7. c4 Bb7 8. b3 Nbd7 9. Ne5 c5 10. dxc5?? { (-0.27 → -4.22) Blunder. e3 was best. } (10. e3 Qc7) 10... Nxe5 11. Bb2 Ned7 12. cxb6 Qxb6 13. Nf3?! { (-3.66 → -4.75) Inaccuracy. cxd5 was best. } (13. cxd5 exd5) 13... dxc4 14. Bd4 Qc7 15. bxc4 Qxc4 16. Bxf6?! { (-3.95 → -5.30) Inaccuracy. Ne5 was best. } (16. Ne5) 16... Bxf6?! { (-5.30 → -3.66) Inaccuracy. Nxf6 was best. } (16... Nxf6 17. Ne5 Qa6 18. Qd3 Nd5 19. Qxa6 Bxa6 20. Rfd1 Bf6 21. Bxd5 exd5 22. Rxd5 Rfd8 23. Rad1) 17. Qxd7 Bxa1 18. Qxb7 Bf6 19. Qb3 Qxe2 20. Nd4?? { (-3.66 → -7.74) Blunder. Qa4 was best. } (20. Qa4 Rfd8 21. Re1 Qd3 22. Re3 Qf5 23. Bf1 Rac8 24. h4 Rc2 25. Bd3 Rc1+ 26. Kg2 Qc5) 20... Bxd4 21. Bxa8 Rxa8 22. a4 Bb6 23. Qb4 Rd8 24. Qb1 h5 25. h4?! { (-10.59 → Mate in 21) Checkmate is now unavoidable. a5 was best. } (25. a5 Bxf2+) 25... Bxf2+?! { (Mate in 21 → -15.16) Lost forced checkmate sequence. Rd2 was best. } (25... Rd2 26. Qe1 Qxe1 27. Rxe1 Bxf2+ 28. Kf1 Bxe1 29. Kxe1 Ra2 30. a5 Rxa5 31. Kd1 Ra3 32. Kc1) 26. Rxf2 Rd1+ 27. Kg2?! { (-11.15 → Mate in 20) Checkmate is now unavoidable. Qxd1 was best. } (27. Qxd1 Qxd1+) 27... Qxf2+ 28. Kxf2 Rxb1 29. Kf3 Rb3+ 30. Kf4 Rb4+ 31. Kg5 g6 32. a5 Kg7 33. a6 Rg4# { Black wins by checkmate. } 0-1