[Event "Clan challenge"] [Site "http://www.chessatwork.com"] [Date "2014.03.08"] [Round "?"] [White "dsmith"] [Black "Grounded"] [Result "0-1"] [WhiteElo "1394"] [BlackElo "1364"] [Variant "Standard"] [TimeControl "-"] [ECO "B20"] [Opening "Sicilian Defense: Bowdler Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Bc4 { B20 Sicilian Defense: Bowdler Attack } e6 3. d3 Nc6 4. Bf4 g6? { (-0.70 → 0.76) Mistake. d5 was best. } (4... d5 5. exd5 exd5 6. Bb3 Bd6 7. Ne2 Nf6 8. Nbc3 Be6 9. O-O) 5. Nc3 Nf6 6. Nb5?! { (0.47 → -0.28) Inaccuracy. Nf3 was best. } (6. Nf3 a6 7. e5 Nh5 8. Be3 f5 9. O-O b5 10. Bb3 Qc7) 6... d6 7. Nf3 a6 8. Na3 Bg7 9. e5? { (-0.24 → -1.93) Mistake. Bb3 was best. } (9. Bb3 O-O 10. O-O b5 11. c3 Bb7 12. Rfe1 d5 13. e5 Nh5) 9... dxe5 10. Nxe5?? { (-1.95 → -4.40) Blunder. Be3 was best. } (10. Be3 Nd5 11. Bg5 f6 12. Bd2 g5 13. O-O O-O 14. Bb3 g4) 10... Nxe5?? { (-4.40 → -0.68) Blunder. Qd4 was best. } (10... Qd4 11. Bg3 Nxe5 12. c3 Qd6 13. d4 cxd4 14. O-O Nh5 15. cxd4) 11. Bxe5 b5 12. Bb3 O-O 13. Qf3 Nd5?! { (-1.01 → -0.40) Inaccuracy. Ra7 was best. } (13... Ra7 14. O-O Rd7 15. Qe2 Bb7 16. f3 c4 17. dxc4 Rd2 18. Qe3) 14. Bxg7 Kxg7 15. O-O-O Bb7 16. c4 bxc4?? { (-0.76 → 1.97) Blunder. Qg5+ was best. } (16... Qg5+ 17. Rd2 b4 18. h4 Qh6 19. cxd5 bxa3 20. bxa3 Rfd8 21. Qe3) 17. dxc4 Nb4?! { (2.10 → 3.41) Inaccuracy. Qg5+ was best. } (17... Qg5+ 18. Kb1 Qxg2 19. Qxg2 Nc3+ 20. bxc3 Bxg2 21. Rhe1 Rfd8 22. Rxd8) 18. Qxb7 Qg5+ 19. Rd2?? { (3.31 → 0.00) Blunder. Kb1 was best. } (19. Kb1 Qf5+ 20. Bc2 Qf6 21. Qf3 Qxf3 22. gxf3 Rad8 23. f4 f5) 19... Nd3+ 20. Kc2 Nb4+ 21. Kd1?? { (0.00 → -7.11) Blunder. Kc1 was best. } (21. Kc1 Nd3+) 21... Rfd8 22. h4? { (-7.01 → Mate in 1) Checkmate is now unavoidable. Rd7 was best. } (22. Rd7 Rxd7+ 23. Qxd7 Rd8 24. Qxd8 Qxd8+ 25. Kc1 Nd3+ 26. Kc2 Nxf2) 22... Qxd2# { Black wins by checkmate. } 0-1