[Event "Otter Swiss Tournament 14"] [Site "https://lichess.org/DjDBzo2f"] [Date "2021.02.12"] [White "ronnzer"] [Black "chrisotter"] [Result "0-1"] [UTCDate "2021.02.12"] [UTCTime "20:19:42"] [WhiteElo "1950"] [BlackElo "2079"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+6"] [Variant "Standard"] [TimeControl "300+3"] [ECO "A80"] [Opening "Dutch Defense: Hopton Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 f5?! { (0.00 → 0.56) Inaccuracy. e6 was best. } (1... e6 2. c4 d5 3. Nf3 Nf6 4. cxd5 exd5 5. Bf4 c5 6. Nc3) 2. Bg5 { A80 Dutch Defense: Hopton Attack } g6 3. e3 Bg7 4. Nc3 d5 5. Qf3 c6 6. h3?! { (0.78 → 0.00) Inaccuracy. O-O-O was best. } (6. O-O-O Nd7 7. h4 Nh6 8. Bxh6 Bxh6 9. g4 e5 10. gxf5 e4) 6... Nf6 7. Bd3 O-O 8. O-O-O?! { (-0.42 → -1.18) Inaccuracy. Qf4 was best. } (8. Qf4 Nbd7) 8... Qd6? { (-1.18 → -0.05) Mistake. Nbd7 was best. } (8... Nbd7) 9. h4?! { (-0.05 → -1.06) Inaccuracy. Bf4 was best. } (9. Bf4 Qd8) 9... Ne4?? { (-1.06 → 0.69) Blunder. Nbd7 was best. } (9... Nbd7) 10. Nge2? { (0.69 → -0.68) Mistake. Bf4 was best. } (10. Bf4) 10... Nd7 11. Bf4 Qb4? { (-0.93 → 0.54) Mistake. e5 was best. } (11... e5 12. dxe5 Nxe5 13. Bxe4 fxe4 14. Qg3 Rxf4 15. Nxf4 Nc4 16. Rd4 Bxd4 17. exd4 Bf5 18. Nd1) 12. Bxe4 fxe4 13. Qh3?? { (0.30 → -3.42) Blunder. Qg3 was best. } (13. Qg3) 13... Ne5?? { (-3.42 → -0.98) Blunder. Nb6 was best. } (13... Nb6) 14. Qh2?? { (-0.98 → -7.95) Blunder. a3 was best. } (14. a3) 14... Nc4 15. b3? { (-8.21 → Mate in 2) Checkmate is now unavoidable. Na4 was best. } (15. Na4 Qxa4 16. a3 Qb5 17. b3 Nxa3 18. Rde1 Bg4 19. f3 exf3 20. gxf3 Bf5 21. e4 dxe4) 15... Qa3+ 16. Kb1 Qb2# { Black wins by checkmate. } 0-1