lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/iTA8ndLd"] [Date "2021.03.17"] [Round "-"] [White "Ops_MS"] [Black "Berserker"] [Result "0-1"] [UTCDate "2021.03.17"] [UTCTime "17:36:43"] [WhiteElo "1815"] [BlackElo "1956"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+23"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. Bc4?! { (0.63 → -0.17) Inaccuracy. Best move was Bb5. } (3. Bb5 e6 4. O-O Nge7 5. d4 cxd4 6. Nxd4 Qb6 7. Nxc6 bxc6) 3... e6 4. d4?! { (0.20 → -0.60) Inaccuracy. Best move was Bb5. } (4. Bb5 Nge7 5. d4 Nxd4 6. Nxd4 cxd4 7. Qxd4 Nc6 8. Qd1 a6 9. Bd3 Be7 10. Nd2 O-O) 4... cxd4?! { (-0.60 → 0.11) Inaccuracy. Best move was d5. } (4... d5 5. exd5 exd5 6. Bb5 Bd6 7. O-O Nf6 8. Qe2+ Be6 9. Ng5 O-O 10. Nxe6 fxe6 11. Qxe6+) 5. Nxd4 Bc5?! { (-0.17 → 0.50) Inaccuracy. Best move was Nf6. } (5... Nf6 6. Nc3 d5 7. Bb5 Bd7 8. exd5 exd5 9. O-O Be7 10. Nf3 a6 11. Ba4 Be6 12. Nd4) 6. Nxc6?! { (0.50 → -0.21) Inaccuracy. Best move was Nb3. } (6. Nb3) 6... bxc6 7. O-O Ne7?! { (-0.43 → 0.34) Inaccuracy. Best move was d5. } (7... d5) 8. Nc3?! { (0.34 → -0.46) Inaccuracy. Best move was Nd2. } (8. Nd2) 8... O-O? { (-0.46 → 0.60) Mistake. Best move was d5. } (8... d5 9. Bd3) 9. Bf4? { (0.60 → -0.51) Mistake. Best move was Na4. } (9. Na4 Bb4 10. a3 Ba5 11. e5 Bc7 12. Qh5 f5 13. exf6 Rxf6 14. Bg5 Rf7 15. Bd3 g6) 9... d5 10. Bd3?! { (-0.01 → -0.52) Inaccuracy. Best move was Na4. } (10. Na4 Ng6) 10... Ng6 11. Bg3 Bb7?! { (-0.70 → 0.18) Inaccuracy. Best move was f5. } (11... f5 12. exf5 exf5 13. Na4 Bd6 14. f4 Qf6 15. c3 Be6 16. Qf3 Rac8 17. b3 Rfe8 18. Rad1) 12. e5?! { (0.18 → -0.55) Inaccuracy. Best move was Qh5. } (12. Qh5 Bd6) 12... Qc7?! { (-0.55 → 0.12) Inaccuracy. Best move was Be7. } (12... Be7 13. Qg4) 13. Qh5?! { (0.12 → -0.64) Inaccuracy. Best move was Qe2. } (13. Qe2 Bd4) 13... Rab8?! { (-0.64 → -0.09) Inaccuracy. Best move was a5. } (13... a5 14. Na4) 14. Ne2?! { (-0.09 → -0.77) Inaccuracy. Best move was Rfb1. } (14. Rfb1 Be7) 14... Be7 15. Nf4?! { (-0.28 → -0.80) Inaccuracy. Best move was b3. } (15. b3 Qb6 16. c3 Ba6 17. Bc2 Qa5 18. Rfd1 Bxe2 19. Qxe2 Qxc3 20. Bxg6 hxg6 21. Rac1 Qb4) 15... c5 16. Nxg6?! { (-0.56 → -1.35) Inaccuracy. Best move was c3. } (16. c3) 16... fxg6?! { (-1.35 → -0.39) Inaccuracy. Best move was hxg6. } (16... hxg6) 17. Qe2?? { (-0.39 → -3.56) Blunder. Best move was Qh3. } (17. Qh3 Bc8 18. b3 c4 19. bxc4 dxc4 20. Be4 c3 21. a3 Rb2 22. f4 Qc4 23. Bd3 Qc6) 17... Qc6?? { (-3.56 → -0.36) Blunder. Best move was c4. } (17... c4) 18. c3?? { (-0.36 → -4.83) Blunder. Best move was Bb5. } (18. Bb5 Qc7 19. Rad1 c4 20. b3 a6 21. Ba4 c3 22. Kh1 Bc5 23. Rd3 Bb6 24. Rf3 Rxf3) 18... c4 19. Bc2? { (-4.57 → -5.63) Mistake. Best move was Bxc4. } (19. Bxc4 Qxc4) 19... d4 20. f3 d3 21. Qd2?! { (-5.06 → -5.79) Inaccuracy. Best move was Qd1. } (21. Qd1 dxc2 22. Qxc2 Rbd8 23. h3 Rd3 24. Rad1 Rfd8 25. Rxd3 cxd3 26. Qd2 h6 27. Bf4 Bc5+) 21... dxc2?! { (-5.79 → -5.11) Inaccuracy. Best move was Qb6+. } (21... Qb6+) 22. Qxc2 Rfd8?! { (-5.55 → -4.62) Inaccuracy. Best move was Rbd8. } (22... Rbd8) 23. Bf2 Bc5 24. b4?! { (-4.27 → -4.79) Inaccuracy. Best move was Rfd1. } (24. Rfd1) 24... cxb3 25. axb3 Bxf2+?! { (-4.85 → -4.29) Inaccuracy. Best move was Rd7. } (25... Rd7) 26. Rxf2 Qc5 27. b4?! { (-4.25 → -5.19) Inaccuracy. Best move was Kh1. } (27. Kh1) 27... Qe3 28. Qc1 Qxe5 29. Rxa7?! { (-4.94 → -5.54) Inaccuracy. Best move was Qe1. } (29. Qe1 Qxe1+) 29... Rd3 30. Rc2? { (-5.55 → -7.01) Mistake. Best move was Ra3. } (30. Ra3 Rc8 31. Rc2 Bd5 32. Qf1 Re3 33. Ra1 Rcxc3 34. Rxc3 Rxc3 35. Rd1 Rc2 36. Kh1 g5) 30... Rbd8? { (-7.01 → -5.05) Mistake. Best move was Bd5. } (30... Bd5 31. Ra5 Rd8 32. Rb2 Rxc3 33. Qd2 Qc7 34. Rc5 Rxc5 35. bxc5 Bxf3 36. Qb4 Be4 37. Rd2) 31. Rxb7?? { (-5.05 → Mate in 3) Checkmate is now unavoidable. Best move was Ra1. } (31. Ra1 R8d5) 31... Rd1+ 32. Qxd1 Rxd1+ 33. Kf2 Qe1# { Black wins by checkmate. } 0-1