[Event "Deep Puzzle Solvers"] [Site "https://lichess.org/BVKS0Ov7"] [Date "2024.03.27"] [White "allysonyu"] [Black "kimstevenyap"] [Result "0-1"] [UTCDate "2024.03.27"] [UTCTime "00:42:00"] [WhiteElo "1714"] [BlackElo "2512"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+0"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "300+3"] [ECO "B20"] [Opening "Sicilian Defense: Snyder Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. b3 { B20 Sicilian Defense: Snyder Variation } g6 3. Bb2 Nf6 4. e5 Nd5 5. Qf3 Nb4 6. Na3 Bg7 7. O-O-O?! { (-0.05 → -0.72) Inaccuracy. e6 was best. } (7. e6 O-O 8. Bxg7 Kxg7 9. exf7 d5 10. c3 N4c6 11. h4 e5) 7... N8c6 8. Bc4?! { (-0.76 → -1.75) Inaccuracy. h4 was best. } (8. h4 h5 9. Bc4 O-O 10. Qg3 Na5 11. d4 d5 12. exd6 Qxd6) 8... O-O 9. Qg3 d5 10. exd6 exd6 11. Bxg7 Kxg7 12. Nb5? { (-1.40 → -2.73) Mistake. Ne2 was best. } (12. Ne2) 12... d5 13. Be2 Qa5 14. Qc3+?! { (-2.37 → -3.28) Inaccuracy. a4 was best. } (14. a4 c4 15. Qc7 b6 16. c3 Ba6 17. cxb4 Nxb4 18. Nd6 Rac8 19. Nxc8 Rxc8 20. Qe5+ Kg8) 14... d4 15. Qb2 Bf5 16. g4? { (-3.21 → -5.12) Mistake. a3 was best. } (16. a3 Bxc2 17. axb4 Nxb4 18. Na3 Bd3 19. Qa1 Rfe8 20. Bxd3 Nxd3+ 21. Kc2 Nxf2 22. Nf3 b5) 16... Bxc2 17. a3 Nd3+ 18. Bxd3 Bxd3 19. a4 a6 20. Na3 b5 21. axb5?! { (-5.04 → -7.75) Inaccuracy. h4 was best. } (21. h4 Nb4 22. Rh3 bxa4 23. Nc4 Qb5 24. Na3 Qc6 25. h5 g5 26. f4 Rae8 27. Nc4 f6) 21... axb5 22. Nc2 Bxc2 23. Qxc2? { (-7.17 → Mate in 10) Checkmate is now unavoidable. Ne2 was best. } (23. Ne2 Nb4 24. d3 Bxd3 25. Kd2 Qc7 26. Ra1 Rae8 27. Ng3 Qf4+ 28. Kd1 Qxg4+ 29. Kc1 Qf4+) 23... Nb4 24. Qb1 Qa3+ 25. Qb2 Nd3+ 26. Kc2 Qxb2+ 27. Kxd3 Rfe8 28. Ne2 Qxb3+ 29. Nc3 dxc3 30. Rb1 Rad8# { Black wins by checkmate. } 0-1