lichess dev

[Event "Arakhamia Arena"] [Site "http://chess-academy.net/j1GCBynn"] [Date "2025.01.16"] [Round "-"] [White "Alex_Alex"] [Black "Orenburg"] [Result "0-1"] [UTCDate "2025.01.16"] [UTCTime "17:08:03"] [WhiteElo "1762"] [BlackElo "1662"] [WhiteRatingDiff "-19"] [BlackRatingDiff "+185"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B56"] [Opening "Sicilian Defense: Classical Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 c5 2. Nf3 d6 3. Nc3 Nc6?! { (-0.13 → 0.40) Inaccuracy. Best move was a6. } (3... a6 4. Be2 Nf6 5. O-O e5 6. a4 Nc6 7. b3 Be7 8. Bc4 O-O 9. d3 Be6 10. Bb2) 4. d4 cxd4 5. Nxd4 Nf6?! { (0.00 → 0.64) Inaccuracy. Best move was e5. } { B56 Sicilian Defense: Classical Variation } (5... e5) 6. Nxc6?! { (0.64 → -0.27) Inaccuracy. Best move was Bg5. } (6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. Nb3 a5 10. a4 d5 11. Bb5 dxe4 12. Qxd8 Rxd8) 6... bxc6 7. Bd3?! { (0.13 → -0.50) Inaccuracy. Best move was Be2. } (7. Be2 g6 8. O-O Bg7 9. Bf4 O-O 10. Qd2 Rb8 11. Rab1 Rb4 12. Bd3 Rb7 13. Rfe1 Nd7) 7... e5?! { (-0.50 → 0.29) Inaccuracy. Best move was g6. } (7... g6 8. O-O) 8. O-O Be7 9. Bg5?! { (0.25 → -0.49) Inaccuracy. Best move was h3. } (9. h3) 9... O-O 10. Bxf6?! { (0.00 → -0.82) Inaccuracy. Best move was Bc4. } (10. Bc4) 10... Bxf6 11. Qf3?! { (-0.26 → -0.89) Inaccuracy. Best move was Qe2. } (11. Qe2) 11... Qb6?! { (-0.89 → -0.28) Inaccuracy. Best move was Be7. } (11... Be7) 12. Rab1?! { (-0.28 → -0.84) Inaccuracy. Best move was b3. } (12. b3) 12... Be6?! { (-0.84 → -0.21) Inaccuracy. Best move was Be7. } (12... Be7) 13. b3?! { (-0.21 → -0.85) Inaccuracy. Best move was Rfd1. } (13. Rfd1) 13... Qa5?! { (-0.85 → -0.27) Inaccuracy. Best move was Qb4. } (13... Qb4) 14. Na4?! { (-0.27 → -0.97) Inaccuracy. Best move was Bc4. } (14. Bc4 Bxc4) 14... c5? { (-0.97 → 0.67) Mistake. Best move was Be7. } (14... Be7 15. Rbd1 d5 16. Qe2 Qc7 17. exd5 cxd5 18. c4 dxc4 19. Bxc4 Bxc4 20. bxc4 Qa5 21. Nb2) 15. Bc4?? { (0.67 → -4.53) Blunder. Best move was Nb2. } (15. Nb2 Qc3 16. Rfd1 Rad8 17. h3 h6 18. a4 Bg5 19. Qe2 d5 20. exd5 Bxd5 21. Qe1 Qxe1+) 15... Bxc4 16. bxc4 Qxa4 17. Qe2? { (-4.25 → -5.26) Mistake. Best move was Qb3. } (17. Qb3 Qe8 18. Qd3 Qc6 19. g3 Rab8 20. Rb5 a6 21. Rb3 Rb4 22. Rfb1 g6 23. h4 Rfb8) 17... Qxa2 18. Rfd1?! { (-5.39 → -6.38) Inaccuracy. Best move was Ra1. } (18. Ra1 Qb2) 18... Rab8? { (-6.38 → -4.96) Mistake. Best move was Rfb8. } (18... Rfb8) 19. Kf1?? { (-4.96 → -15.35) Blunder. Best move was Ra1. } (19. Ra1 Qb2) 19... Rxb1 20. Rxb1 Qxb1+ 21. Qe1 Qxc2 22. Qa1?! { (-24.56 → Mate in 14) Checkmate is now unavoidable. Best move was f4. } (22. f4 exf4) 22... Qxc4+ 23. Kg1 Qxe4 24. g3?! { (-61.17 → Mate in 10) Checkmate is now unavoidable. Best move was h3. } (24. h3 Rb8) 24... Ra8?! { (Mate in 10 → -21.47) Lost forced checkmate sequence. Best move was Rb8. } (24... Rb8 25. h4 Rb1+ 26. Qxb1 Qxb1+ 27. Kg2 Qe4+ 28. f3 Qe2+ 29. Kh3 Qxf3 30. Kh2 Qf1 31. h5) 25. Qa6?! { (-21.47 → Mate in 10) Checkmate is now unavoidable. Best move was Qb2. } (25. Qb2 h6) 25... h6?! { (Mate in 10 → -21.14) Lost forced checkmate sequence. Best move was Rb8. } (25... Rb8 26. Qf1 Rb1 27. Qxb1 Qxb1+ 28. Kg2 c4 29. f4 c3 30. h4 c2 31. Kh3 Qh1+ 32. Kg4) 26. Qxd6?! { (-21.14 → Mate in 9) Checkmate is now unavoidable. Best move was Qb5. } (26. Qb5 Rd8) 26... c4 27. Qc5 a5 28. Qb5 a4 29. Qb4 a3 30. Qc3 a2 31. f3 Qb1+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qe2. } (31... Qe2 32. Qa1 Rb8 33. Qe1 Rb1 34. Qc1 Rxc1#) 32. Kf2 a1=Q 33. Qxa1 Rxa1?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qc2+. } (33... Qc2+ 34. Ke3 Rxa1 35. h3 Ra3#) 34. Ke3 Qd3+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qe1#. } (34... Qe1#) 35. Kf2 Ra2+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qd2#. } (35... Qd2#) 36. Ke1 Qe2# { Black wins by checkmate. } 0-1