[Event "Casual correspondence game"] [Site "https://lichess.org/lwdrXHkC"] [Date "2020.07.13"] [White "WilliamPiper"] [Black "pancake97"] [Result "0-1"] [UTCDate "2020.07.13"] [UTCTime "15:26:44"] [WhiteElo "1500"] [BlackElo "1663"] [Variant "Standard"] [TimeControl "-"] [ECO "A06"] [Opening "Zukertort Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 d5 { A06 Zukertort Opening } 2. e3 c5 3. d4 e6 4. Nbd2 Nf6 5. Bb5+ Nc6 6. dxc5?! { (0.11 → -0.58) Inaccuracy. O-O was best. } (6. O-O a6 7. Be2 Bd6 8. b3 cxd4 9. exd4 O-O 10. Bb2 b6) 6... Bxc5 7. Nb3?! { (-0.47 → -1.12) Inaccuracy. b3 was best. } (7. b3 O-O 8. O-O a6 9. Bxc6 bxc6 10. Bb2 Bb7 11. c4 Qe7 12. Rc1 Nd7 13. e4 f6) 7... Bd6 8. Qd3? { (-0.87 → -2.06) Mistake. c4 was best. } (8. c4 a6 9. cxd5 exd5 10. Be2 Ne4 11. O-O O-O 12. Nfd4 Bd7 13. f4 Qf6 14. Bf3 Rfc8) 8... O-O 9. O-O?! { (-2.15 → -2.91) Inaccuracy. Qd1 was best. } (9. Qd1 e5 10. Bd2 a6 11. Be2 Qe7 12. O-O h6 13. a4 Be6 14. Na5 Qc7 15. Nxc6 bxc6) 9... Bd7?! { (-2.91 → -1.63) Inaccuracy. e5 was best. } (9... e5 10. Qd1) 10. Qe2?! { (-1.63 → -2.26) Inaccuracy. Bxc6 was best. } (10. Bxc6 bxc6) 10... Ne5?! { (-2.26 → -1.22) Inaccuracy. e5 was best. } (10... e5 11. e4 dxe4 12. Bxc6 Bxc6 13. Nfd2 Rc8 14. Rd1 Qc7 15. c4 b6 16. c5 Be7 17. Nc4) 11. Nh4?? { (-1.22 → -3.55) Blunder. Nxe5 was best. } (11. Nxe5 Bxe5) 11... Bxb5 12. c4?? { (-3.23 → -10.02) Blunder. Qxb5 was best. } (12. Qxb5 Nfg4 13. g3 g5 14. f4 gxh4 15. fxe5 Bxe5 16. Qe2 f5 17. Nd4 Qd6 18. gxh4 Bxh2+) 12... Bxc4 13. Qd1 Bxf1 14. Qxf1 Ne4 15. f3 Qxh4 16. g3 Nxg3 17. hxg3?! { (-15.97 → Mate in 4) Checkmate is now unavoidable. Qf2 was best. } (17. Qf2 Nf5) 17... Qxg3+ 18. Qg2 Nxf3+ 19. Kh1 Qe1+ 20. Qg1 Qxg1# { Black wins by checkmate. } 0-1