[Event "Casual classical game"] [Site "https://lichess.org/4dZm52c9"] [Date "2015.07.05"] [White "Crain-mic"] [Black "Cambrigeno"] [Result "0-1"] [UTCDate "2015.07.05"] [UTCTime "13:37:52"] [WhiteElo "1420"] [BlackElo "1916"] [Variant "Standard"] [TimeControl "300+30"] [ECO "A05"] [Opening "Zukertort Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 { A05 Zukertort Opening } 2. c3 c6 3. b4 b5?! { (-0.26 → 0.48) Inaccuracy. d5 was best. } (3... d5 4. e3 Bf5 5. Be2 e6 6. O-O Bd6 7. d4 O-O 8. Nbd2 Nbd7 9. Bb2 Ne4 10. Nxe4 Bxe4 11. a4 Qf6 12. Bd3 Qg6 13. Bxe4) 4. d3?! { (0.48 → -0.31) Inaccuracy. a4 was best. } (4. a4 bxa4 5. Qxa4 d5 6. d4 Bb7 7. e3 e6 8. Nbd2 Nbd7 9. Bd3 Bd6 10. O-O O-O 11. Bb2 Re8 12. c4 Nb6 13. Qb3 Nxc4) 4... d6?! { (-0.31 → 0.47) Inaccuracy. a5 was best. } (4... a5 5. Bb2 d5 6. Nbd2 e6 7. a3 Nbd7 8. e4 e5 9. Be2 Bd6 10. O-O O-O 11. a4 bxa4 12. Rxa4 Bb7 13. Rxa5 Rxa5 14. bxa5) 5. c4?! { (0.47 → -0.33) Inaccuracy. a4 was best. } (5. a4 e6 6. axb5 cxb5 7. e4 Be7 8. Be2 Bb7 9. O-O O-O 10. Na3 a6 11. Nc2 Nc6 12. Bd2 a5 13. bxa5 Rxa5) 5... bxc4 6. dxc4 Qb6 7. Qd4?! { (-0.30 → -1.22) Inaccuracy. Qb3 was best. } (7. Qb3 Nbd7 8. e3 e5 9. Nc3 a5 10. b5 Nc5 11. Qc2 Be7 12. Be2 O-O 13. O-O Bd7 14. e4 Ng4 15. Bd2 h6) 7... Qxb4+ 8. Qd2 Qxd2+ 9. Nfxd2 Be6 10. Ba3 c5 11. Nc3 g6 12. Nb5 Na6 13. Nxd6+?? { (-0.89 → -4.05) Blunder. e3 was best. } (13. e3 Bg7 14. Rb1 Bf5 15. Rb3 O-O 16. Be2 Nd7 17. e4 Be6 18. O-O Nb4 19. Nc7 Rab8 20. Nxe6 fxe6 21. Bg4 Kf7 22. Bxb4 Rxb4) 13... exd6 14. Rb1 Bg7 15. Rb6?? { (-4.25 → -11.17) Blunder. e3 was best. } (15. e3 O-O 16. Rb5 Rfb8 17. Bb2 Nb4 18. a3 Ng4 19. axb4 Bxb2 20. bxc5 Rxb5 21. cxb5 dxc5 22. h3 Ne5 23. Ne4 c4 24. Be2) 15... Nb4? { (-11.17 → -5.44) Mistake. axb6 was best. } (15... axb6 16. Bb2 Nb4 17. a3 Nc2+ 18. Kd1 Nxa3 19. e3 Ra4 20. Be2 Nxc4 21. Bxc4 Bxc4 22. Nxc4 Rxc4 23. Kd2 Ra4 24. Rb1 Ne4+ 25. Ke1) 16. Rxd6?! { (-5.44 → -7.88) Inaccuracy. Rxb4 was best. } (16. Rxb4 cxb4 17. Bxb4 Ke7 18. e3 Rhb8 19. Bc3 Nh5 20. Bxg7 Nxg7 21. Bd3 Rb2 22. Ke2 Rc8 23. Rb1 Rxb1 24. Nxb1 Bxc4 25. Nc3 Ne6) 16... Nc2+ 17. Kd1 Nxa3 18. Nb3 Nxc4 19. Rd4 O-O 20. Nxc5 Rad8 21. e3 Rxd4+ 22. exd4 Ng4 23. f3 Nf2+ 24. Ke2 Nxh1 25. Ne4 Bxd4 26. Kd3 Ba1 27. Nc3?! { (-16.06 → Mate in 8) Checkmate is now unavoidable. g4 was best. } (27. g4 Rd8+ 28. Ke2 Rb8 29. a4 Rb2+ 30. Ke1 Rb1+ 31. Ke2 Be5 32. a5 Bxh2 33. Bh3 Ng3+ 34. Nxg3 Bxg3 35. a6 Rb2+ 36. Kd3 Ne5+) 27... Nf2+?! { (Mate in 8 → -17.12) Lost forced checkmate sequence. Rd8+ was best. } (27... Rd8+ 28. Nd5 Bxd5 29. f4 Be6+ 30. Ke4 Bf5+ 31. Kf3 Nd2+ 32. Ke3 Nxf1+ 33. Kf3 Rd2 34. h3 Rf2#) 28. Ke2 Bxc3 29. Kxf2 Nd2 30. Ke2?! { (-14.79 → Mate in 8) Checkmate is now unavoidable. Ba6 was best. } (30. Ba6 Bxa2 31. h3 Re8 32. Kg3 Be5+ 33. Kf2 Bd4+ 34. Kg3 Bd5 35. Kf4 Rb8 36. Bd3 a5 37. Be4 Nxe4 38. fxe4 Bc4 39. g4 a4) 30... Bc4+ 31. Kd1 Nxf1 32. Kc2 Be1 33. Kd1 Ba5 34. Kc2 Ne3+ 35. Kb1 Bc3 36. Kc1 Rc8 37. Kb1 Bd3+ 38. Kc1 Ba5+ 39. Kb2 Rc2+ 40. Ka3 Bc4 41. Ka4 Rxa2# { Black wins by checkmate. } 0-1