[Event "Weekly Classical Arena"] [Site "https://lichess.org/hHRvMbBO"] [Date "2017.07.20"] [White "dima1618"] [Black "OsikovAnton1992"] [Result "1-0"] [UTCDate "2017.07.20"] [UTCTime "18:56:26"] [WhiteElo "1572"] [BlackElo "1583"] [WhiteRatingDiff "+20"] [BlackRatingDiff "-12"] [Variant "Standard"] [TimeControl "600+0"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 { A40 Horwitz Defense } 2. c4 c5 3. d5 e5 4. e4 d6 5. Nc3 Bd7 6. a4?! { (1.20 → 0.41) Inaccuracy. f4 was best. } (6. f4 exf4 7. Bxf4 Nf6 8. Nf3 Bg4 9. Be2 Be7 10. O-O Bxf3 11. gxf3 O-O 12. Be3 Nbd7) 6... a6?! { (0.41 → 1.16) Inaccuracy. Na6 was best. } (6... Na6 7. Nf3 Be7 8. Be2 f5 9. O-O Nb4 10. h3 fxe4 11. Nxe4 Nf6 12. Nc3 O-O 13. Ng5) 7. Bd3 Nc6?? { (1.10 → 3.09) Blunder. Nf6 was best. } (7... Nf6) 8. Nge2?? { (3.09 → 0.39) Blunder. dxc6 was best. } (8. dxc6 bxc6 9. f4 Qh4+ 10. g3 Qe7 11. f5 Nf6 12. Nf3 g6 13. Qe2 Bg7 14. O-O O-O) 8... Nd4 9. Nxd4 cxd4 10. Ne2 g6 11. O-O Bh6?! { (0.62 → 1.47) Inaccuracy. Nf6 was best. } (11... Nf6 12. b3 Nh5 13. a5 Be7 14. b4 Rc8 15. f4 O-O 16. fxe5 dxe5 17. c5 Bg5 18. h3) 12. Bxh6?! { (1.47 → 0.46) Inaccuracy. f4 was best. } (12. f4 Bg7 13. Qb3 Rb8 14. Qa3 Bg4 15. Ng3 h5 16. h3 h4 17. Ne2 Bxe2 18. Bxe2 Rc8) 12... Nxh6 13. Qd2 Ng4?! { (0.37 → 1.31) Inaccuracy. Qh4 was best. } (13... Qh4 14. b4 O-O 15. Ng3 f5 16. exf5 Bxf5 17. Nxf5 Nxf5 18. Rfe1 Rac8 19. Rac1 b6 20. a5) 14. h3 Nf6 15. f4 O-O? { (1.28 → 2.56) Mistake. Nh5 was best. } (15... Nh5) 16. f5?? { (2.56 → -0.56) Blunder. fxe5 was best. } (16. fxe5 dxe5 17. Qg5 Nxe4 18. Qxd8 Rfxd8 19. Bxe4 f5 20. Bb1 a5 21. Kf2 b6 22. b3 Kf7) 16... g5?? { (-0.56 → 2.05) Blunder. gxf5 was best. } (16... gxf5 17. exf5) 17. Qxg5+ Kh8 18. Qh6 b5?? { (1.89 → 4.47) Blunder. a5 was best. } (18... a5 19. g4 Rg8 20. Ng3 Ne8 21. Nh5 Qh4 22. Kg2 Rc8 23. b3 b6 24. Rad1 Rd8 25. Rh1) 19. axb5 axb5?? { (4.28 → 17.40) Blunder. Bc8 was best. } (19... Bc8 20. b4 Ng8 21. Qd2 Bb7 22. c5 axb5 23. c6 Rxa1 24. Rxa1 Bc8 25. Bxb5 Qh4 26. Bd3) 20. Rxa8 Qxa8?! { (16.49 → Mate in 8) Checkmate is now unavoidable. Ng8 was best. } (20... Ng8 21. Rxd8) 21. Qxf6+ Kg8 22. Rf3 Qa1+ 23. Kh2 Rc8 24. Rg3+ Kf8 25. Qxd6+ Ke8 26. Rg8# { White wins by checkmate. } 1-0