lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/c7TbGG5D"] [Date "2021.01.03"] [Round "-"] [White "CoronavirusAttack"] [Black "Stelian"] [Result "1-0"] [UTCDate "2021.01.03"] [UTCTime "17:05:04"] [WhiteElo "1667"] [BlackElo "1535"] [WhiteRatingDiff "+27"] [BlackRatingDiff "-8"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Owen Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 b6?! { (0.12 → 0.84) Inaccuracy. Best move was e6. } { B00 Owen Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Nf3?! { (0.84 → 0.13) Inaccuracy. Best move was d4. } (2. d4 Bb7 3. Bd3 Nf6 4. Nc3 e6 5. Nge2 d5 6. exd5 Nxd5) 2... Bb7 3. Nc3?! { (0.67 → 0.13) Inaccuracy. Best move was e5. } (3. e5 e6 4. d4 d6 5. Nc3 Nd7 6. Qe2 Ne7 7. Bf4 Ng6 8. Bg3 dxe5 9. Bxe5 a6) 3... Nc6? { (0.13 → 1.78) Mistake. Best move was e6. } (3... e6 4. d4 Bb4 5. e5 Ne7 6. Bd3 d6 7. O-O Bxc3 8. bxc3 Nd7 9. Re1 dxe5 10. Nxe5) 4. d4 g6? { (0.91 → 2.79) Mistake. Best move was e6. } (4... e6) 5. d5 Na5? { (2.07 → 4.09) Mistake. Best move was Nb8. } (5... Nb8 6. h4) 6. b4 Bg7 7. Bb2 h5? { (3.79 → 5.02) Mistake. Best move was Nc6. } (7... Nc6 8. dxc6) 8. bxa5 bxa5 9. Rb1?! { (5.05 → 4.53) Inaccuracy. Best move was Bc4. } (9. Bc4 Rb8 10. e5 Nh6 11. O-O O-O 12. Rb1 Ba8 13. Qd3 Nf5 14. Ne4 d6 15. Neg5 Rxb2) 9... g5?? { (4.53 → 7.70) Blunder. Best move was Rb8. } (9... Rb8) 10. Nxg5 f6? { (6.55 → 8.79) Mistake. Best move was Rb8. } (10... Rb8 11. Qf3 Nh6 12. Be2 e6 13. h4 O-O 14. Qxh5 Qe8 15. Nb5 f6 16. dxe6 Bc6 17. Qxe8) 11. Nf3?! { (8.79 → 8.18) Inaccuracy. Best move was Na4. } (11. Na4 Bc8) 11... Nh6?! { (8.18 → 8.85) Inaccuracy. Best move was f5. } (11... f5 12. Nd4) 12. Bd3 e5? { (8.43 → 9.45) Mistake. Best move was Rb8. } (12... Rb8) 13. dxe6?! { (9.45 → 8.51) Inaccuracy. Best move was Ba3. } (13. Ba3) 13... dxe6 14. Qe2 f5? { (8.40 → 9.64) Mistake. Best move was O-O. } (14... O-O 15. Ba3 Rb8 16. Bxf8 Bxf8 17. O-O Bc6 18. Rxb8 Qxb8 19. Nd4 Qb4 20. Ncb5 Bxb5 21. Nxb5) 15. exf5 Bxf3?! { (9.22 → 10.09) Inaccuracy. Best move was Qe7. } (15... Qe7 16. Ne5) 16. Qxf3? { (10.09 → 8.88) Mistake. Best move was gxf3. } (16. gxf3 Rb8 17. Bb5+ Rxb5 18. Qxb5+ Qd7 19. f6 Qxb5 20. Nxb5 Bf8 21. f7+ Nxf7 22. Bxh8 Nxh8) 16... Rb8? { (8.88 → 12.44) Mistake. Best move was O-O. } (16... O-O 17. Bc4) 17. fxe6 Bxc3+ 18. Ke2? { (19.33 → 7.44) Mistake. Best move was Bxc3. } (18. Bxc3 Rxb1+ 19. Ke2 Rf8 20. Qxh5+ Ke7 21. Rxb1 Qd6 22. Kf1 Qxe6 23. Re1 Qxe1+ 24. Kxe1 Nf7) 18... Bxb2 19. Qc6+?? { (6.90 → -1.41) Blunder. Best move was Bg6+. } (19. Bg6+ Ke7) 19... Kf8?? { (-1.41 → 4.30) Blunder. Best move was Ke7. } (19... Ke7 20. Rxb2 Rxb2 21. Qc5+ Kxe6 22. Rd1 Qe7 23. Qxh5 Kf6+ 24. Kf1 Kg7 25. Qg6+ Kf8 26. Re1) 20. Qf3+?? { (4.30 → -0.87) Blunder. Best move was Rxb2. } (20. Rxb2 Rxb2) 20... Kg8?? { (-0.87 → 3.59) Blunder. Best move was Ke7. } (20... Ke7) 21. Qxh5?? { (3.59 → 0.00) Blunder. Best move was Qg3+. } (21. Qg3+ Bg7) 21... Qf8?? { (0.00 → 9.40) Blunder. Best move was Qf6. } (21... Qf6 22. Rhe1 Kg7 23. Kf1 Bd4 24. f3 Rxb1 25. Rxb1 Bb6 26. Re1 Ng8 27. Qg4+ Kf8 28. Re4) 22. Qg5+?? { (9.40 → 5.26) Blunder. Best move was Rxb2. } (22. Rxb2 Ra8 23. Rb5 Nf5 24. Qg5+ Qg7 25. Rxf5 Qxg5 26. Rxg5+ Kf8 27. Rxa5 Ke7 28. Ra6 Raf8) 22... Qg7 23. Qxa5?? { (5.33 → 0.35) Blunder. Best move was h4. } (23. h4) 23... Qg4+? { (0.35 → 1.81) Mistake. Best move was Ng4. } (23... Ng4 24. h3) 24. Kf1 Qxe6 25. Qxc7? { (2.01 → 0.61) Mistake. Best move was h4. } (25. h4) 25... Qxa2?? { (0.61 → 12.56) Blunder. Best move was Rc8. } (25... Rc8) 26. Bc4+ Qxc4+ 27. Qxc4+ Nf7 28. Qg4+ Kf8 29. Qf4?! { (12.66 → 9.12) Inaccuracy. Best move was Qg3. } (29. Qg3) 29... Rc8?! { (9.12 → 20.82) Inaccuracy. Best move was Rb6. } (29... Rb6 30. Qf5) 30. Rxb2 Rc5?! { (18.06 → Mate in 12) Checkmate is now unavoidable. Best move was Ra8. } (30... Ra8 31. Rb7) 31. Qb4?! { (Mate in 12 → 13.06) Lost forced checkmate sequence. Best move was Rb8+. } (31. Rb8+ Kg7 32. Rb7 Rf8 33. Qd4+ Kg6 34. Qxc5 Nd8 35. Qd6+ Rf6 36. Qd3+ Rf5 37. Qxd8 a6) 31... Rh4?! { (13.06 → Mate in 11) Checkmate is now unavoidable. Best move was Rh5. } (31... Rh5 32. Qb8+) 32. Qxc5+ Kg8 33. Rb8+ Kg7 34. Qc3+ Kh6 35. Qe3+?! { (Mate in 4 → Mate in 8) Not the best checkmate sequence. Best move was Rg8. } (35. Rg8 Kh5 36. Qf3+ Kh6 37. Qf6+ Kh5 38. Qg6#) 35... Kg7 36. Qg3+ Ng5 37. Qxg5+ Kf7 38. Rb7+ Ke6 39. Re7+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Qg6+. } (39. Qg6+ Ke5 40. Rb5+ Kd4 41. Qd3#) 39... Kd6 40. Qe5+ Kc6 41. Rc7+ Kb6 42. Qc5+ Ka6 43. Rxa7# { White wins by checkmate. } 1-0