lichess dev

[Event "Turneul Arena"] [Site "http://chess-academy.net/44UV2RJX"] [Date "2019.11.19"] [Round "-"] [White "CovganetIlinca_13883"] [Black "BoisteanuAlexandru"] [Result "0-1"] [UTCDate "2019.11.19"] [UTCTime "17:55:04"] [WhiteElo "1539"] [BlackElo "1581"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+35"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C46"] [Opening "Four Knights Game"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 { C46 Four Knights Game } 4. b4? { (0.36 → -1.77) Mistake. Best move was Bb5. } (4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. h3 a6 8. Bxc6 bxc6) 4... Bxb4 5. a4? { (-1.16 → -2.94) Mistake. Best move was Nd5. } (5. Nd5) 5... O-O? { (-2.94 → -1.45) Mistake. Best move was Bxc3. } (5... Bxc3) 6. Ba3? { (-1.45 → -2.95) Mistake. Best move was Bd3. } (6. Bd3) 6... Bxa3?! { (-2.95 → -2.09) Inaccuracy. Best move was d5. } (6... d5) 7. Rxa3 d6? { (-2.84 → -1.59) Mistake. Best move was d5. } (7... d5) 8. d4? { (-1.59 → -2.72) Mistake. Best move was Bd3. } (8. Bd3 Be6 9. O-O Qe7 10. Ra1 Nb4 11. Re1 Rac8 12. h3 c5 13. Bb5 a6 14. Bf1 Nd7) 8... Bg4?! { (-2.72 → -2.12) Inaccuracy. Best move was exd4. } (8... exd4) 9. h3? { (-2.12 → -4.13) Mistake. Best move was d5. } (9. d5 Bxf3 10. Qxf3 Nd4 11. Qd1 c6 12. dxc6 bxc6 13. Bd3 Qa5 14. Qd2 Rab8 15. Nd1 Qc7) 9... Bxf3 10. gxf3?! { (-4.11 → -4.71) Inaccuracy. Best move was Qxf3. } (10. Qxf3 exd4) 10... exd4? { (-4.71 → -2.82) Mistake. Best move was Nxd4. } (10... Nxd4) 11. Ne2 d5 12. Nxd4 Nxd4 13. Qxd4 h6?! { (-3.08 → -2.20) Inaccuracy. Best move was Re8. } (13... Re8 14. Re3) 14. Qa1? { (-2.20 → -3.79) Mistake. Best move was e5. } (14. e5 c5) 14... a5? { (-3.79 → -2.77) Mistake. Best move was dxe4. } (14... dxe4 15. Bg2) 15. exd5? { (-2.77 → -3.93) Mistake. Best move was Rg1. } (15. Rg1 Re8) 15... Nxd5?! { (-3.93 → -3.23) Inaccuracy. Best move was Re8+. } (15... Re8+ 16. Be2) 16. Bd3?! { (-3.23 → -4.13) Inaccuracy. Best move was Bc4. } (16. Bc4 Nb4) 16... Nb4? { (-4.13 → -2.13) Mistake. Best move was Re8+. } (16... Re8+ 17. Kf1 Qh4 18. Be4 Rad8 19. Rg1 Qxh3+ 20. Rg2 g6 21. Kg1 Qe6 22. Qc1 Qe5 23. Bxd5) 17. Bc4?? { (-2.13 → -16.56) Blunder. Best move was Rg1. } (17. Rg1 Qe7+ 18. Kf1 g6 19. Rg4 Rae8 20. Qc1 Kg7 21. Re4 Qf6 22. Kg2 Nd5 23. Qa1 g5) 17... Nxc2+ 18. Ke2 Nxa1 19. Raxa1 Qe7+ 20. Kd1?! { (-14.01 → Mate in 10) Checkmate is now unavoidable. Best move was Kf1. } (20. Kf1 Rad8) 20... Qd7+?! { (Mate in 10 → -16.93) Lost forced checkmate sequence. Best move was Rfd8+. } (20... Rfd8+ 21. Kc1 Rd4 22. Bb3 Qb4 23. Ra2 Qxb3 24. Rb2 Rc4+ 25. Kb1 Qd3+ 26. Ka1 Rxa4+ 27. Ra2) 21. Kc2 Qf5+ 22. Kc3 Qf6+ 23. Kc2 Rfd8 24. Rhd1 Rxd1 25. Rxd1 Rd8 26. Be2 Qc6+ 27. Kb1 Rxd1+ 28. Bxd1 Qc3 29. Be2?! { (-19.79 → Mate in 11) Checkmate is now unavoidable. Best move was h4. } (29. h4) 29... c5?! { (Mate in 11 → -76.60) Lost forced checkmate sequence. Best move was Qe1+. } (29... Qe1+ 30. Kc2 Qxe2+ 31. Kc3 c5 32. f4 Qxf2 33. Kd3 Qd4+ 34. Ke2 c4 35. Kf3 c3 36. h4) 30. f4?! { (-76.60 → Mate in 10) Checkmate is now unavoidable. Best move was Bd1. } (30. Bd1 Qe1) 30... Qb3+?! { (Mate in 10 → -63.81) Lost forced checkmate sequence. Best move was Qe1+. } (30... Qe1+ 31. Kc2 Qxe2+ 32. Kc3 Qxf2 33. Kd3 Qd4+ 34. Ke2 c4 35. Kf3 c3 36. h4 c2 37. Kg3) 31. Kc1 Qxa4 32. f3 b5 33. Bd1?! { (-28.59 → Mate in 10) Checkmate is now unavoidable. Best move was f5. } (33. f5 Qf4+) 33... Qxf4+ 34. Kc2 a4 35. Kb2 b4 36. Bxa4 c4 { White resigns. } 0-1