[Event "2022 WA Open Championship"] [Site "https://lichess.org/zZxJk5Ni"] [Date "2022.5.29"] [Round "4"] [White "Harrison Keyser"] [Black "Austin Tang"] [Result "0-1"] [WhiteElo "1599"] [BlackElo "1983"] [Variant "Standard"] [TimeControl "7200+10"] [ECO "B60"] [Opening "Sicilian Defense: Richter-Rauzer Variation, Modern Variation"] [Termination "Unknown"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7?! { (0.00 → 0.67) Inaccuracy. e6 was best. } { B60 Sicilian Defense: Richter-Rauzer Variation, Modern Variation } (6... e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 Nxd4 10. Qxd4 Qa5 11. e5) 7. Bxf6 gxf6 8. Nf5 Qa5 9. Qd5?! { (0.69 → 0.00) Inaccuracy. Bb5 was best. } (9. Bb5 a6) 9... Qb4?! { (0.00 → 0.93) Inaccuracy. Qb6 was best. } (9... Qb6 10. Bb5 a6 11. Bxc6 Bxc6 12. Qb3 Qxb3 13. axb3 e6 14. Nd4 Rc8 15. Nxc6 Rxc6 16. g3) 10. Qb5?? { (0.93 → -1.32) Blunder. O-O-O was best. } (10. O-O-O Qc5) 10... Nd4 11. Qd3 Nb5 12. Rd1? { (-1.06 → -2.36) Mistake. O-O-O was best. } (12. O-O-O Nxc3) 12... Rc8 13. Ng3?? { (-2.35 → -7.14) Blunder. Kd2 was best. } (13. Kd2 a6) 13... Nxc3 14. bxc3 Rxc3 15. Qd2 Bh6 16. Qxd6? { (-7.30 → Mate in 1) Checkmate is now unavoidable. f4 was best. } (16. f4 Bxf4 17. Qxf4 Rxg3+ 18. Kf2 Rg4 19. Qe3 Qxe4 20. Qxe4 Rxe4 21. Rb1 Bc6 22. Be2 Kd7) 16... Re3# { Black wins. } 0-1