lichess dev

[Event "Aitken Arena"] [Site "http://chess-academy.net/tUBmGYOf"] [Date "2025.02.13"] [Round "-"] [White "RomanSereda"] [Black "cezar8"] [Result "1-0"] [UTCDate "2025.02.13"] [UTCTime "17:56:47"] [WhiteElo "1271"] [BlackElo "1151"] [WhiteRatingDiff "+25"] [BlackRatingDiff "-28"] [Variant "Standard"] [TimeControl "420+0"] [ECO "B07"] [Opening "Pirc Defense #4"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d6?! { (0.12 → 0.73) Inaccuracy. Best move was e6. } { B07 Pirc Defense #4 } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Bb5+?! { (0.73 → 0.12) Inaccuracy. Best move was d4. } (2. d4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. Bd3 Nbd7 6. e5 dxe5) 2... Bd7 3. Bxd7+ Qxd7?! { (0.09 → 0.82) Inaccuracy. Best move was Nxd7. } (3... Nxd7) 4. Qf3? { (0.82 → -0.30) Mistake. Best move was d4. } (4. d4 Nf6) 4... Qa4? { (-0.30 → 1.44) Mistake. Best move was Nc6. } (4... Nc6 5. Ne2) 5. b3? { (1.44 → 0.40) Mistake. Best move was Ne2. } (5. Ne2 c5) 5... a5?? { (0.40 → 13.55) Blunder. Best move was Qd7. } (5... Qd7 6. d4 e5 7. Ne2 exd4 8. Bb2 c5 9. c3 dxc3 10. Nbxc3 Nc6 11. O-O O-O-O 12. Rfd1) 6. bxa4 Ra6 7. Qe2 Rc6 8. Qh5 g6 9. Qxa5 Bh6 10. Qa8 Nf6 11. Qxb8+ Kd7 12. e5? { (25.73 → 8.82) Mistake. Best move was Qxh8. } (12. Qxh8 Ne8 13. Qxh7 Bg7 14. c3 Rc4 15. d3 Rxa4 16. Nf3 b5 17. Ng5 b4 18. Nxf7 bxc3) 12... Rxb8 13. exf6 exf6 14. a5? { (9.18 → 7.98) Mistake. Best move was Nc3. } (14. Nc3 Rd8 15. Nge2 Kc8 16. O-O d5 17. d4 Bf8 18. Rb1 Rc4 19. Rd1 Bb4 20. Rb3 f5) 14... Rxc2? { (7.98 → 9.02) Mistake. Best move was f5. } (14... f5 15. Nc3 Ra8 16. Nge2 Rxa5 17. Rb1 Kc8 18. O-O Bg7 19. Rb4 d5 20. a4 Kb8 21. Re1) 15. Ba3? { (9.02 → 6.55) Mistake. Best move was Nc3. } (15. Nc3 Ra8 16. Kd1 Rxc1+ 17. Rxc1 Rxa5 18. Rb1 Rg5 19. g3 b6 20. Kc2 Ra5 21. Rb4 Bg7) 15... Rc1+?? { (6.55 → 14.40) Blunder. Best move was Ra8. } (15... Ra8 16. Nf3) 16. Ke2?? { (14.40 → 2.00) Blunder. Best move was Bxc1. } (16. Bxc1) 16... b5?? { (2.00 → 14.16) Blunder. Best move was Re8+. } (16... Re8+) 17. axb6? { (14.16 → 7.17) Mistake. Best move was Bxc1. } (17. Bxc1) 17... cxb6? { (7.17 → 15.25) Mistake. Best move was Re8+. } (17... Re8+ 18. Kd3 Rd1 19. Kc2 Rf1 20. Bb2 cxb6 21. Nc3 Rxf2 22. Nf3 Rxg2 23. Nd5 Ree2 24. Nxf6+) 18. Bxc1 b5 19. d4 Rb6 20. Bxh6 Rc6 21. Nc3 Rc4 22. Nxb5 Rb4 23. Nxd6 Rb5?! { (18.00 → Mate in 11) Checkmate is now unavoidable. Best move was Rb2+. } (23... Rb2+ 24. Kd3) 24. Nxb5 Kc6 25. Nd6 Kxd6?! { (29.38 → Mate in 10) Checkmate is now unavoidable. Best move was Kd7. } (25... Kd7 26. Nb7) 26. Kd3 f5 27. Kc4 Ke6 28. d5+ Ke5 29. Kc5 f4 30. d6 Ke4 31. d7 Kd3 32. d8=Q+ Kc2 33. Kb5?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qd1+. } (33. Qd1+ Kc3 34. Bg7+ f6 35. Bxf6#) 33... Kc3 34. Qd1 Kb2 35. a4?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qc1#. } (35. Qc1#) 35... Kc3 36. f3?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Ne2+. } (36. Ne2+ Kb2 37. Qb1#) 36... Kb2 37. Nh3?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Qc1+. } (37. Qc1+ Kb3 38. Ra3#) 37... f5 38. Re1?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Bg7#. } (38. Bg7#) 38... g5 39. Re2+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Bg7#. } (39. Bg7#) 39... Kc3 40. Rc2+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Bg7#. } (40. Bg7#) 40... Kb3 41. Raa2?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qb1#. } (41. Qb1#) 41... g4 42. Rc4+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qb1#. } (42. Qb1#) 42... Kxa2 43. Rc3?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Qc2+. } (43. Qc2+ Ka3 44. Bf8#) 43... g3 44. Qd2+ Ka1 45. Rc1# { White wins by checkmate. } 1-0