[Event "Opperwezen ZH Endurance"] [Site "https://lichess.org/5fuvj93C"] [Date "2018.05.20"] [White "Omsk80"] [Black "Ifiok"] [Result "1-0"] [UTCDate "2018.05.20"] [UTCTime "01:12:46"] [WhiteElo "1853"] [BlackElo "1540"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-18"] [Variant "Crazyhouse"] [TimeControl "180+2"] [ECO "A04"] [Opening "Zukertort Opening: Black Mustang Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nc6 { A04 Zukertort Opening: Black Mustang Defense } 2. g3?? { (0.62 → -1.12) Blunder. e4 was best. } (2. e4 e5 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. Nc3 d6) 2... Nf6?! { (-1.12 → -0.21) Inaccuracy. e5 was best. } (2... e5 3. d4) 3. Bg2?! { (-0.21 → -0.92) Inaccuracy. d4 was best. } (3. d4 d5 4. Bg2 Bf5 5. Nc3 e6 6. O-O Bb4 7. Nh4 Bg4) 3... b6?? { (-0.92 → 1.06) Blunder. e5 was best. } (3... e5 4. d4 e4 5. Ne5 Bb4+ 6. c3 Be7 7. O-O O-O 8. Bg5) 4. O-O Bb7 5. d4 d5?? { (1.01 → 3.27) Blunder. e6 was best. } (5... e6 6. Nc3 Na5 7. Bg5 Be7 8. Bxf6 Bxf6 9. N@h5 O-O 10. Nxf6+ Qxf6 11. B@e5 Qd8 12. d5) 6. Bg5?? { (3.27 → 0.72) Blunder. Ne5 was best. } (6. Ne5 e6) 6... g6?? { (0.72 → 3.79) Blunder. e6 was best. } (6... e6 7. Nc3 Be7 8. Ne5 O-O 9. Nxc6 Bxc6 10. N@e5 Bb7 11. Qd2 Qe8 12. a3 Rb8 13. Rab1) 7. Bxf6?? { (3.79 → 0.89) Blunder. Nc3 was best. } (7. Nc3 Bg7 8. Ne5 O-O 9. Nxc6 Bxc6 10. N@b4 Bb7 11. Bxf6 exf6 12. Ncxd5 B@c4 13. N@e7+ Kh8) 7... exf6 8. c4 dxc4 9. d5 Ne5?? { (-0.03 → 8.59) Blunder. Nb4 was best. } (9... Nb4) 10. Nxe5 fxe5 11. N@e4?? { (7.89 → 2.75) Blunder. Qa4+ was best. } (11. Qa4+ N@d7 12. N@c6 Qg5 13. Qxc4 B@a6 14. P@b5 Bxb5 15. Qxb5 P@a6 16. B@h4 Qxh4 17. gxh4 B@c5) 11... Bg7 12. Qa4+ B@d7 13. N@c6?! { (3.47 → 2.56) Inaccuracy. N@d6+ was best. } (13. N@d6+) 13... Bbxc6? { (2.56 → 4.35) Mistake. N@d4 was best. } (13... N@d4 14. Nxd8) 14. dxc6 Be6?! { (4.07 → 6.13) Inaccuracy. Bf5 was best. } (14... Bf5 15. B@d7+ Kf8 16. Qxc4 Bxe4 17. Qxe4 N@d6 18. P@b7 Rb8 19. Qa4 N@b5 20. B@b4 Kg8 21. Bxd6) 15. B@a3?? { (6.13 → 1.64) Blunder. B@d7+ was best. } (15. B@d7+ Kf8 16. Nbc3 N@d4 17. Bxe6 fxe6 18. B@g5 P@e7 19. Qb4 Nxc6 20. Qxc4 P@d7 21. P@h6 Bxh6) 15... Bf8?? { (1.64 → 8.90) Blunder. N@e7 was best. } (15... N@e7 16. Nbc3 O-O 17. Bxe7 Qxe7 18. N@d5 Qd8 19. Qxc4 B@e7 20. P@b7 Rb8 21. Nxe7+ Qxe7 22. Nd5) 16. Rd1 P@d6?! { (6.58 → 12.02) Inaccuracy. P@d4 was best. } (16... P@d4) 17. Nbc3 Bg7?! { (7.32 → 24.86) Inaccuracy. N@g4 was best. } (17... N@g4) 18. Nxd6+ cxd6 19. c7+ Qd7 20. Bc6?? { (28.34 → -3.32) Blunder. Qxd7+ was best. } (20. Qxd7+) 20... b5?? { (-3.32 → 24.51) Blunder. N@h3+ was best. } (20... N@h3+) 21. Bxd7+ Bxd7 22. Nxb5?? { (20.27 → -6.30) Blunder. Bxd6 was best. } (22. Bxd6 N@h3+ 23. Kf1 B@g2+ 24. Kxg2 N@e1+ 25. Kf1 N@c6 26. Nxb5 c3 27. Kxe1 cxb2 28. c8=Q+ Rxc8) 22... N@b6?? { (-6.30 → Mate in 6) Checkmate is now unavoidable. N@h3+ was best. } (22... N@h3+ 23. Kf1 O-O 24. Rxd6 B@c6 25. P@e7 Rfe8 26. P@e6 Rxe7 27. P@f3 P@g2+ 28. Kxg2 N@f4+ 29. Kf1) 23. Nxd6+ Ke7 24. Nc8+ Ke8 25. Q@d8# { White wins by checkmate. } 1-0