[Event "Rated rapid game"] [Site "https://lichess.org/QS0nhn9R"] [Date "2020.09.11"] [White "proofbycontradiction"] [Black "hischa"] [Result "0-1"] [UTCDate "2020.09.11"] [UTCTime "22:26:19"] [WhiteElo "1846"] [BlackElo "1850"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+6"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C47"] [Opening "Four Knights Game: Scotch Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 { C47 Four Knights Game: Scotch Variation } Be7?? { (0.00 → 1.96) Blunder. exd4 was best. } (4... exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O) 5. dxe5 Ng4 6. Bf4 O-O? { (2.07 → 3.81) Mistake. d6 was best. } (6... d6 7. exd6 cxd6 8. Be2 O-O 9. O-O Nge5 10. Nd5 Nxf3+ 11. Bxf3 Bg5 12. Bg3 Bh4 13. Bxh4) 7. h3 Nxf2?! { (3.59 → 5.00) Inaccuracy. Nh6 was best. } (7... Nh6 8. Qd2 d6 9. exd6 Bxd6 10. Bxh6 gxh6 11. Qxh6 Qe7 12. Bc4 Kh8 13. O-O-O f6 14. Kb1) 8. Kxf2 Bc5+ 9. Be3?! { (5.32 → 3.69) Inaccuracy. Kg3 was best. } (9. Kg3 d6 10. exd6 Bxd6 11. Bxd6 cxd6 12. Bc4 Be6 13. Bd5 Rc8 14. Kh2 Ne7 15. Rf1 h6) 9... Bxe3+ 10. Kxe3 d6?! { (3.56 → 4.48) Inaccuracy. Nxe5 was best. } (10... Nxe5 11. Kd2 Ng6 12. Kc1 d6 13. Qd2 Re8 14. Bd3 c6 15. a4 Be6 16. a5 Qc7 17. Rf1) 11. exd6 cxd6 12. Nd5 f5 13. Nc3?? { (3.69 → 1.33) Blunder. exf5 was best. } (13. exf5) 13... fxe4 14. Nxe4? { (1.32 → 0.13) Mistake. Qd5+ was best. } (14. Qd5+) 14... Bf5?? { (0.13 → 3.82) Blunder. d5 was best. } (14... d5 15. Nc3 d4+ 16. Kf2 Ne5 17. Be2 Be6 18. Re1 dxc3 19. Qxd8 Raxd8 20. bxc3 Rc8 21. Bd1) 15. Qd5+ Kh8 16. Nfg5?? { (3.71 → -2.44) Blunder. Bd3 was best. } (16. Bd3) 16... Qb6+?? { (-2.44 → 0.14) Blunder. Nb4 was best. } (16... Nb4 17. Qb3) 17. Kd2 Ne5?? { (-0.95 → 2.40) Blunder. Bxe4 was best. } (17... Bxe4 18. Nxe4) 18. Bd3?? { (2.40 → 0.58) Blunder. Re1 was best. } (18. Re1 Qb4+) 18... Nxd3? { (0.58 → 1.88) Mistake. h6 was best. } (18... h6 19. Qb5) 19. Qxd3?? { (1.88 → -2.94) Blunder. Kxd3 was best. } (19. Kxd3) 19... d5 20. Qb3 dxe4?? { (-2.34 → -0.09) Blunder. Qg6 was best. } (20... Qg6 21. h4) 21. Nf7+?? { (-0.09 → -4.47) Blunder. Qxb6 was best. } (21. Qxb6 axb6 22. Rhf1 h6 23. g4 e3+ 24. Ke2 Bxc2 25. Rxf8+ Rxf8 26. Rc1 Ba4 27. Nf3 Bc6) 21... Rxf7 22. Qxf7?? { (-4.36 → -20.44) Blunder. Qxb6 was best. } (22. Qxb6) 22... Rd8+ 23. Ke2 Qb5+?? { (-9.53 → -2.86) Blunder. Be6 was best. } (23... Be6) 24. c4?? { (-2.86 → Mate in 10) Checkmate is now unavoidable. Ke1 was best. } (24. Ke1 e3) 24... Qxb2+ 25. Ke3 Qd2# { Black wins by checkmate. } 0-1