[Event "Sparta Grand Prix"] [Site "https://lichess.org/QRzWzeoW"] [Date "2021.04.13"] [White "GeVadderFrost"] [Black "Felixziehensack"] [Result "0-1"] [UTCDate "2021.04.13"] [UTCTime "17:46:49"] [WhiteElo "1509"] [BlackElo "2163"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "600+1"] [ECO "A46"] [Opening "Indian Defense: Knights Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 { A46 Indian Defense: Knights Variation } e6 3. Nc3 Be7 4. e4 O-O?! { (0.09 → 0.78) Inaccuracy. d5 was best. } (4... d5 5. Bd3 c5 6. dxc5 dxe4 7. Nxe4 Nxe4 8. Bxe4 Qxd1+ 9. Kxd1) 5. e5 Ne8?! { (0.93 → 1.82) Inaccuracy. Nd5 was best. } (5... Nd5 6. Bd3 d6 7. exd6 Bxd6 8. O-O Nc6 9. Re1 Ncb4 10. Bf1) 6. Bc4? { (1.82 → 0.51) Mistake. Bd3 was best. } (6. Bd3 f5) 6... c5 7. O-O?! { (1.01 → 0.16) Inaccuracy. d5 was best. } (7. d5 d6) 7... cxd4 8. Nxd4 Nc6 9. Bf4 Qb6 10. Nxc6 bxc6 11. Na4 Qc7 12. b3 a5?! { (0.35 → 1.24) Inaccuracy. d5 was best. } (12... d5) 13. Qd4 Ba6? { (0.95 → 2.17) Mistake. c5 was best. } (13... c5) 14. Nb6?! { (2.17 → 1.17) Inaccuracy. Bxa6 was best. } (14. Bxa6 Rxa6) 14... Ra7 15. Nxd7?? { (1.11 → -2.34) Blunder. Bxa6 was best. } (15. Bxa6) 15... Bxc4 16. Nxf8?! { (-1.73 → -2.68) Inaccuracy. Rfd1 was best. } (16. Rfd1 Bd5) 16... Bxf1 17. Rxf1? { (-2.62 → -4.36) Mistake. Nxe6 was best. } (17. Nxe6 fxe6 18. Rxf1 c5 19. Qc4 Qd7 20. Qe2 Qc6 21. Rd1 a4 22. h3 g6 23. Rd3 c4) 17... Kxf8 18. Be3 Ra8 19. h3 Rd8 20. Qb6 Qxe5 21. Qxc6 Rd5 22. c4 Rd3 23. Re1 Bb4 24. Rf1 Bd6 25. g3?! { (-4.88 → -7.07) Inaccuracy. Re1 was best. } (25. Re1 Qc3 26. Kf1 Qc2 27. Bc5 Qxa2 28. Bxd6+ Rxd6 29. Qc5 Qxb3 30. Qxa5 Qb8 31. Kg1 Rd8) 25... Rxe3 26. fxe3 Qxe3+ 27. Kg2? { (-7.11 → Mate in 2) Checkmate is now unavoidable. Kh1 was best. } (27. Kh1 Qxg3) 27... Qxg3+ 28. Kh1 Qh2# { Black wins by checkmate. } 0-1