[Event "Nienkemper Arena"] [Site "https://lichess.org/ZA9BUBpS"] [Date "2020.07.07"] [White "Gruenzeug"] [Black "Wawrinsky"] [Result "0-1"] [UTCDate "2020.07.07"] [UTCTime "19:59:13"] [WhiteElo "1244"] [BlackElo "1385"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+20"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A46"] [Opening "Yusupov-Rubinstein System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 e6 3. e3 { A46 Yusupov-Rubinstein System } b6 4. Bd3 Bb7 5. Nbd2 c5 6. c3 d5 7. O-O Be7 8. Re1 O-O 9. Ne5 Nbd7 10. f4 Ne4 11. Bxe4?! { (-0.71 → -1.44) Inaccuracy. Nxe4 was best. } (11. Nxe4 dxe4) 11... dxe4 12. Nf1 f6?! { (-1.72 → -0.79) Inaccuracy. Nxe5 was best. } (12... Nxe5 13. fxe5 f6 14. Ng3 fxe5 15. dxc5 Bxc5 16. b4 Be7 17. Bb2 a5 18. Qg4 Qc8 19. bxa5) 13. Ng4?! { (-0.79 → -1.81) Inaccuracy. Nxd7 was best. } (13. Nxd7 Qxd7 14. dxc5 Qc6 15. cxb6 axb6 16. Ng3 Ba6 17. f5 Bd6 18. Qg4 Bxg3 19. Qxg3 exf5) 13... f5 14. Ne5 Nxe5 15. fxe5 Bg5 16. Ng3 Qc7 17. Nh5 Rad8 18. Qb3 Qf7 19. Nf4 Rfe8 20. dxc5?! { (-1.06 → -1.78) Inaccuracy. Qa4 was best. } (20. Qa4 cxd4) 20... Bxf4?? { (-1.78 → 0.14) Blunder. bxc5 was best. } (20... bxc5 21. c4) 21. exf4 bxc5 22. Be3 Qc7 23. Red1 Rd3?! { (0.27 → 0.85) Inaccuracy. c4 was best. } (23... c4 24. Qa4) 24. Rxd3 exd3 25. Qc4?? { (0.73 → Mate in 4) Checkmate is now unavoidable. Qb5 was best. } (25. Qb5 Rd8 26. Qxc5 Qd7 27. Rd1 Be4 28. b3 Rc8 29. Qa5 Qe7 30. c4 h6 31. h3 Qh4) 25... Qc6 26. Kf2 Qxg2+ 27. Ke1 Qe2# { Black wins by checkmate. } 0-1