lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/yqcKOJbq"] [Date "2021.02.19"] [Round "-"] [White "TibiMat"] [Black "druar"] [Result "0-1"] [UTCDate "2021.02.19"] [UTCTime "17:51:12"] [WhiteElo "1538"] [BlackElo "1747"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+46"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B20"] [Opening "Sicilian Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 c5 { B20 Sicilian Defense } 2. Qf3? { (0.53 → -0.79) Mistake. Best move was Ne2. } (2. Ne2 Nf6 3. Nbc3 d5 4. exd5 Nxd5 5. Nxd5 Qxd5 6. Nc3 Qe5+) 2... Nc6 3. Bc4 Ne5?! { (-0.95 → -0.01) Inaccuracy. Best move was e6. } (3... e6 4. Nc3 Nf6 5. Bb3 d5 6. exd5 Nd4 7. Qd3 exd5 8. Nge2 Nxb3 9. axb3 a6 10. Qe3+) 4. Qc3 Nxc4 5. Qxc4 e6 6. b4? { (0.01 → -1.89) Mistake. Best move was Nf3. } (6. Nf3) 6... cxb4 7. a3?! { (-1.46 → -2.26) Inaccuracy. Best move was Nf3. } (7. Nf3 a5) 7... bxa3? { (-2.26 → -0.65) Mistake. Best move was Qg5. } (7... Qg5 8. Kf1) 8. Nxa3?! { (-0.65 → -1.57) Inaccuracy. Best move was Nf3. } (8. Nf3) 8... d5? { (-1.57 → -0.18) Mistake. Best move was a6. } (8... a6 9. Qe2 d5 10. exd5 Qxd5 11. Nf3 b5 12. Bb2 Qb7 13. O-O Nf6 14. c3 Be7 15. Nc2) 9. exd5 exd5?! { (-1.00 → -0.24) Inaccuracy. Best move was a6. } (9... a6 10. dxe6 Bxe6 11. Qa4+ Bd7 12. Qe4+ Be7 13. Qxb7 Nf6 14. Nf3 O-O 15. O-O Be6 16. Ne5) 10. Qe2+?! { (-0.24 → -1.04) Inaccuracy. Best move was Qb5+. } (10. Qb5+) 10... Be6 11. Qb5+ Qd7 12. Rb1?! { (-0.99 → -1.51) Inaccuracy. Best move was Nf3. } (12. Nf3) 12... Bxa3?! { (-1.51 → -0.63) Inaccuracy. Best move was Rb8. } (12... Rb8 13. Qxd7+ Kxd7 14. Nb5 a6 15. Nd4 Bd6 16. Nge2 Ne7 17. d3 Nc6 18. Be3 Rhc8 19. Kd2) 13. Qxb7?? { (-0.63 → -9.39) Blunder. Best move was Bxa3. } (13. Bxa3) 13... Qxb7 14. Rxb7 Bxc1 15. Nf3 Nf6 16. O-O?! { (-9.10 → -9.86) Inaccuracy. Best move was Rb3. } (16. Rb3 a5 17. Nd4 O-O 18. Nxe6 fxe6 19. Ke2 a4 20. Rb6 Ba3 21. Ra1 Bc5 22. Rc6 Nd7) 16... O-O?? { (-9.86 → -5.11) Blunder. Best move was Ba3. } (16... Ba3) 17. Rxc1 a5 18. Rbb1?! { (-5.01 → -5.58) Inaccuracy. Best move was Ra1. } (18. Ra1 Rfc8) 18... a4 19. Ne5? { (-5.76 → -7.63) Mistake. Best move was Rb4. } (19. Rb4 a3 20. Ra1 Rfc8 21. Nd4 Ne4 22. d3 Nc3 23. Kf1 a2 24. Ke1 Rab8 25. Rb3 Rxb3) 19... a3 20. Nc6 Ne4 21. Ne7+? { (-6.98 → -8.65) Mistake. Best move was Ra1. } (21. Ra1) 21... Kh8 22. Ra1 Nxd2 23. Rd1?! { (-8.29 → -8.93) Inaccuracy. Best move was f4. } (23. f4) 23... Rfe8?! { (-8.93 → -8.11) Inaccuracy. Best move was Ne4. } (23... Ne4) 24. Nc6 Nc4?! { (-8.03 → -7.35) Inaccuracy. Best move was Ne4. } (24... Ne4 25. Rd3 Rec8 26. Nd4 a2 27. Rb3 Ra4 28. Nxe6 fxe6 29. f3 Nc3 30. Kf2 e5 31. Ke1) 25. Nb4? { (-7.35 → -8.45) Mistake. Best move was Rd3. } (25. Rd3 Nd6) 25... Nb2? { (-8.45 → -7.27) Mistake. Best move was Reb8. } (25... Reb8 26. c3 Nd6 27. f3 Nb5 28. Rd3 d4 29. cxd4 Bc4 30. Re3 a2 31. Nc2 Nd6 32. Ree1) 26. Re1? { (-7.27 → -8.76) Mistake. Best move was Rd4. } (26. Rd4 Rec8) 26... d4?! { (-8.76 → -8.17) Inaccuracy. Best move was Rec8. } (26... Rec8 27. f4 d4 28. Re2 Nc4 29. g3 Ra4 30. f5 Bd7 31. Nd5 Rc5 32. Nf4 Ne3 33. f6) 27. Nd3? { (-8.17 → -9.64) Mistake. Best move was Re4. } (27. Re4 Red8) 27... Rec8 28. Nxb2?! { (-9.48 → -17.52) Inaccuracy. Best move was Re2. } (28. Re2 Nxd3) 28... axb2 29. Rxa8?! { (-17.28 → Mate in 11) Checkmate is now unavoidable. Best move was Rab1. } (29. Rab1 Rxc2) 29... Rxa8 30. h3 Ra1 31. Rf1 Rxf1+ 32. Kxf1 b1=Q+ 33. Ke2 Qxc2+ 34. Kf3 Bd5+ 35. Kf4 Qxf2+?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was f6. } (35... f6 36. h4 Qxf2+ 37. Kg4 Qxg2+ 38. Kf4 Qf3#) 36. Ke5 d3 37. Kxd5 d2 38. Kc6 d1=Q 39. Kb5 Qfc2 40. Kb4 Qdb1+ 41. Ka5 Qca2# { Black wins by checkmate. } 0-1