[Event "MathClubLaboratorian Arena"] [Site "https://lichess.org/jAPZYF8R"] [Date "2020.07.07"] [White "Md_Fazle_Taseen"] [Black "aadeeb"] [Result "1-0"] [UTCDate "2020.07.07"] [UTCTime "10:55:30"] [WhiteElo "1178"] [BlackElo "1106"] [WhiteRatingDiff "+27"] [BlackRatingDiff "-23"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C42"] [Opening "Petrov's Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nf6 { C42 Petrov's Defense } 3. c3 g6 4. b4? { (0.35 → -0.76) Mistake. d4 was best. } (4. d4 Nxe4 5. Bd3 d5 6. Nxe5 Bg7 7. Nd2 Nxd2 8. Bxd2 O-O) 4... Bh6? { (-0.76 → 0.51) Mistake. d5 was best. } (4... d5 5. Nxe5) 5. Bb5? { (0.51 → -0.73) Mistake. d4 was best. } (5. d4 Bxc1 6. Qxc1 d6 7. Bd3 Bg4 8. Nbd2 O-O 9. O-O Nbd7 10. a4 Re8 11. Qc2 a5) 5... c6 6. Nxe5?? { (-0.39 → -3.79) Blunder. Ba4 was best. } (6. Ba4 Nxe4 7. d3 Ng5 8. Nxe5 d6 9. Ng4 Qe7+ 10. Kf1 Bg7 11. h4 Ne6 12. h5 f5) 6... cxb5 7. Ba3?! { (-3.54 → -5.58) Inaccuracy. d3 was best. } (7. d3 Bg7) 7... Nxe4 8. Qe2 Nc6?? { (-5.54 → -1.46) Blunder. d6 was best. } (8... d6 9. Qxe4 Qe7 10. O-O dxe5 11. Qe2 O-O 12. d4 Bf5 13. Bc1 Bg7 14. Re1 Nd7 15. Nd2) 9. Qxe4?? { (-1.46 → -4.37) Blunder. Ng4 was best. } (9. Ng4 Bg7 10. Qxe4+ Ne7 11. Qf4 Nd5 12. Qe4+ Qe7 13. Qxe7+ Kxe7 14. Ne3 Nxe3 15. fxe3 d6) 9... Nxe5?? { (-4.37 → -1.14) Blunder. Qe7 was best. } (9... Qe7 10. d4 f6 11. O-O fxe5 12. Bc1 Bg7 13. d5 Nd8 14. Qe2 O-O 15. Nd2 d6 16. a4) 10. Qxe5+ Kf8?? { (-1.00 → 7.50) Blunder. Qe7 was best. } (10... Qe7 11. Qxe7+ Kxe7 12. Bc1 Bg7 13. Na3 a6 14. f3 d6 15. Nc2 Be6 16. Kf2 f5 17. Bb2) 11. O-O?? { (7.50 → 0.40) Blunder. Qxh8+ was best. } (11. Qxh8+ Ke7 12. Qxh7 Qf8 13. Bc1 Qg7 14. Qxg7 Bxg7 15. Na3 a6 16. d4 d6 17. Bf4 b6) 11... Qe8?? { (0.40 → 27.26) Blunder. Bg7 was best. } (11... Bg7 12. Qxb5 d5 13. Bb2 Bf6 14. Na3 Kg7 15. Nc2 a6 16. Qa5 b6 17. Qa4 Qd6 18. Rfe1) 12. Qe1?? { (27.26 → -0.55) Blunder. Qxh8+ was best. } (12. Qxh8+ Ke7 13. Re1+ Kd6 14. Rxe8 b6 15. Rxc8 Bg7 16. Qe8 Rxc8 17. Qxc8 h5 18. Qb8+ Ke7) 12... Qxe1 13. Rxe1 d5 14. c4?! { (-0.69 → -1.71) Inaccuracy. Bb2 was best. } (14. Bb2 Rg8 15. a4 Bd7 16. axb5 Bxb5 17. c4 Bxc4 18. Bd4 Bg5 19. Ra5 a6 20. Rc5 Bf4) 14... bxc4?? { (-1.71 → 1.33) Blunder. dxc4 was best. } (14... dxc4) 15. b5+ Kg7 16. Bb2+ f6 17. Nc3?? { (1.69 → -1.72) Blunder. Re7+ was best. } (17. Re7+ Kf8 18. Bxf6 Rg8 19. Rxh7 Bg7 20. Bxg7+ Rxg7 21. Rh8+ Rg8 22. Rh4 Be6 23. Nc3 Bf7) 17... d4?? { (-1.72 → 5.04) Blunder. Rd8 was best. } (17... Rd8) 18. Nd5?? { (5.04 → -0.42) Blunder. Re7+ was best. } (18. Re7+ Kf8 19. Nd5 Be6 20. Rxe6 Rd8 21. Ba3+ Kg8 22. Nc7 Bf8 23. Bxf8 Kxf8 24. Rae1 f5) 18... Be6?? { (-0.42 → 5.67) Blunder. Rd8 was best. } (18... Rd8 19. Re7+ Kh8 20. Rae1 Bf5 21. Nxf6 Bg7 22. Re8+ Rxe8 23. Nxe8 Rd8 24. Nxg7 Kxg7 25. f3) 19. Nc7?? { (5.67 → 0.70) Blunder. Rxe6 was best. } (19. Rxe6 Rhe8 20. Rxe8 Rxe8 21. Bxd4 Bxd2 22. Bxf6+ Kf7 23. Rd1 Ba5 24. Bc3 Bxc3 25. Nxc3 a6) 19... Bd7?? { (0.70 → 10.76) Blunder. Kf7 was best. } (19... Kf7 20. Bxd4) 20. Nxa8?! { (10.76 → 5.93) Inaccuracy. Re7+ was best. } (20. Re7+) 20... Bxb5?! { (5.93 → 8.94) Inaccuracy. Kf7 was best. } (20... Kf7 21. Ba3) 21. Ba3?? { (8.94 → 0.00) Blunder. Re7+ was best. } (21. Re7+ Kg8 22. Bxd4 Bc6 23. Bxf6 Bf8 24. Rc7 h6 25. Bxh8 Kxh8 26. Rc8 Kg7 27. Nc7 Be7) 21... Rxa8 22. Re7+ Kf8?? { (0.08 → 6.23) Blunder. Kg8 was best. } (22... Kg8 23. Bb2 Bxd2 24. Bxd4 Bc6 25. Bxf6 Re8 26. Rg7+ Kf8 27. Rxh7 Re6 28. Bd4 c3 29. Bc5+) 23. Rae1?? { (6.23 → 0.00) Blunder. Rxh7+ was best. } (23. Rxh7+ Kg8 24. Rxh6 c3 25. Rxg6+ Kf7 26. Rh6 cxd2 27. Bb4 Bd3 28. Bxd2 Rd8 29. f3 Rd7) 23... Re8?? { (0.00 → Mate in 2) Checkmate is now unavoidable. Kg8 was best. } (23... Kg8 24. Rxb7 a6 25. f4 c3 26. dxc3 dxc3 27. Kf2 Rc8 28. Bd6 c2 29. Rc1 Bd3 30. Ke3) 24. Rxe8+ Kf7 25. R1e7# { White wins by checkmate. } 1-0