[Event "Opperwezen ZH Endurance"] [Site "https://lichess.org/i5dawBBK"] [Date "2018.05.20"] [White "vitaxa-vtb"] [Black "Den78"] [Result "0-1"] [UTCDate "2018.05.20"] [UTCTime "08:40:58"] [WhiteElo "1647"] [BlackElo "1906"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+21"] [BlackTitle "FM"] [Variant "Crazyhouse"] [TimeControl "180+2"] [ECO "D02"] [Opening "Queen's Pawn Game: Zukertort Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Nf3?! { (1.12 → 0.47) Inaccuracy. Nc3 was best. } { D02 Queen's Pawn Game: Zukertort Variation } (2. Nc3 Nf6 3. Nf3 Bf5 4. Bg5 e6 5. e3 Be7 6. Bd3 Bxd3) 2... c6?? { (0.47 → 2.24) Blunder. Nc6 was best. } (2... Nc6 3. Bf4 Bg4 4. h3 Bh5 5. e3 e6 6. Bd3 Nf6 7. O-O) 3. Bf4 Bg4? { (1.80 → 3.22) Mistake. Qb6 was best. } (3... Qb6 4. Qc1) 4. e3? { (3.22 → 1.36) Mistake. Ne5 was best. } (4. Ne5 Nf6 5. Nxg4 Nxg4 6. e4 Nxf2 7. Kxf2 Nd7 8. B@e3 dxe4 9. Nc3 Nf6 10. Kg1 N@e6) 4... e6 5. Be2?! { (1.95 → 1.26) Inaccuracy. Bd3 was best. } (5. Bd3) 5... Bd6?? { (1.26 → 4.42) Blunder. Nf6 was best. } (5... Nf6 6. O-O Bb4 7. Nbd2 O-O 8. h3 Bf5 9. Nh4 Nbd7 10. Nxf5 exf5 11. c3 Be7 12. B@c7) 6. O-O?! { (4.42 → 2.85) Inaccuracy. Bxd6 was best. } (6. Bxd6 Qxd6 7. O-O Qd8 8. Ne5 Bxe2 9. Qxe2 B@c7 10. B@h5 B@g6 11. B@f4 Nd7 12. Nxd7 Bxf4) 6... Nf6?? { (2.85 → 7.29) Blunder. Bxf4 was best. } (6... Bxf4 7. exf4 B@f6 8. Ne5 Bxe2 9. Qxe2 B@a6 10. B@d3 Bxd3 11. cxd3 Ne7 12. B@g5 Bxg5 13. fxg5) 7. Ne5?? { (7.29 → 2.75) Blunder. Bxd6 was best. } (7. Bxd6 Qxd6 8. B@a3 Qxa3 9. Nxa3 O-O 10. Q@b4 c5 11. Qxb7 B@c6 12. Qe7 Nbd7 13. Qxf6 Nxf6) 7... Bxe2 8. Qxe2 O-O 9. c3?? { (2.52 → -1.67) Blunder. Nc3 was best. } (9. Nc3 Na6) 9... Be7?? { (-1.67 → 0.73) Blunder. B@b5 was best. } (9... B@b5 10. B@d3 Bxd3 11. Nxd3 Bxf4 12. Nxf4 B@a6 13. B@d3 Bxd3 14. Nxd3 B@e4 15. Nd2 B@b5 16. B@c2) 10. Nd2 Nbd7 11. e4?? { (0.46 → -2.16) Blunder. B@c2 was best. } (11. B@c2 B@f5) 11... dxe4 12. Nxe4 Nxe4 13. Qxe4?? { (-1.37 → -7.95) Blunder. P@h6 was best. } (13. P@h6 gxh6) 13... P@d6?? { (-7.95 → 3.42) Blunder. B@d5 was best. } (13... B@d5 14. Qxd5 N@e2+ 15. Kh1 cxd5 16. N@h5 Q@h4 17. B@f3 Nxf4 18. B@g3 Qxh5 19. Bxf4 P@h3 20. gxh3) 14. Nxd7?! { (3.42 → 2.47) Inaccuracy. Nxf7 was best. } (14. Nxf7) 14... Qxd7?! { (2.47 → 3.39) Inaccuracy. B@g6 was best. } (14... B@g6 15. Qe2) 15. P@e5?? { (3.39 → -9.70) Blunder. P@h6 was best. } (15. P@h6 gxh6 16. Bxh6 B@g6 17. Qf3 N@f5 18. N@g4 N@h5 19. P@g7 Nfxg7 20. Bxg7 Kxg7 21. B@h6+ Kh8) 15... B@f5?? { (-9.70 → -1.63) Blunder. B@d5 was best. } (15... B@d5) 16. Qf3?? { (-1.63 → -7.31) Blunder. Qe2 was best. } (16. Qe2) 16... dxe5?! { (-7.31 → -5.12) Inaccuracy. N@h4 was best. } (16... N@h4 17. N@h6+) 17. Bxe5?! { (-5.12 → -7.90) Inaccuracy. N@h6+ was best. } (17. N@h6+ gxh6 18. Bxh6 N@h4 19. Qg3+ N@g6 20. Bxf8 N@e2+ 21. Kh1 Rxf8 22. N@h6+ Kh8 23. dxe5 Nxg3+) 17... P@e4?? { (-7.90 → -2.39) Blunder. N@h4 was best. } (17... N@h4) 18. Qg3?? { (-2.39 → -6.22) Blunder. Qe3 was best. } (18. Qe3) 18... f6?? { (-6.22 → Mate in 6) Checkmate is now unavoidable. N@e2+ was best. } (18... N@e2+ 19. Kh1) 19. P@d6?? { (Mate in 6 → -18.29) Lost forced checkmate sequence. N@h6+ was best. } (19. N@h6+ Kh8 20. N@f7+ Rxf7 21. Nxf7+ Kg8 22. Nh6+ Kh8 23. R@g8+ Rxg8 24. Nf7#) 19... N@e2+ 20. Kh1 Nxg3+ 21. fxg3 fxe5 22. dxe7 Qxe7 23. dxe5 B@d3 24. Rg1?! { (-14.41 → Mate in 1) Checkmate is now unavoidable. B@h5 was best. } (24. B@h5 Bxf1) 24... N@f2# { Black wins by checkmate. } 0-1