lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/uIP7AZBK"] [Date "2021.03.14"] [Round "-"] [White "dragutraisa"] [Black "CornelCoslet"] [Result "1-0"] [UTCDate "2021.03.14"] [UTCTime "17:48:47"] [WhiteElo "2222"] [BlackElo "1514"] [WhiteRatingDiff "+1"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C47"] [Opening "Four Knights Game: Scotch Variation Accepted"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4?! { (0.36 → -0.47) Inaccuracy. Best move was Bb5. } (4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. h3 a6 8. Bxc6 bxc6) 4... exd4 { C47 Four Knights Game: Scotch Variation Accepted } 5. Nxd4 Nb4? { (-0.18 → 1.68) Mistake. Best move was Bb4. } (5... Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. Qe2+ Be7 10. O-O) 6. a3?! { (1.68 → 0.89) Inaccuracy. Best move was Bf4. } (6. Bf4 d6 7. Qd2 Be7 8. f3 O-O 9. O-O-O Nc6 10. g4 Nxd4 11. Qxd4 Be6 12. h4 a6) 6... Nc6 7. Nxc6?! { (1.21 → 0.53) Inaccuracy. Best move was Bf4. } (7. Bf4 d6) 7... bxc6 8. Qd4?! { (1.04 → 0.49) Inaccuracy. Best move was e5. } (8. e5 Qe7 9. Bf4 d6 10. Qe2 Nd7 11. exd6 Qxe2+ 12. Nxe2 cxd6 13. O-O-O Ne5 14. Bg3 Be7) 8... c5?! { (0.49 → 1.33) Inaccuracy. Best move was d6. } (8... d6 9. Bf4) 9. Qe3?! { (1.33 → 0.60) Inaccuracy. Best move was Qd3. } (9. Qd3 d6 10. Bf4 Be7 11. O-O-O O-O 12. e5 dxe5 13. Bxe5 Bg4 14. Qxd8 Rfxd8 15. Rxd8+ Bxd8) 9... Ng4? { (0.60 → 2.98) Mistake. Best move was d6. } (9... d6 10. Qg3) 10. Qg3 d6 11. Nb5? { (3.07 → 0.20) Mistake. Best move was Bb5+. } (11. Bb5+) 11... c6? { (0.20 → 1.50) Mistake. Best move was Be7. } (11... Be7 12. h4) 12. Be2? { (1.50 → 0.01) Mistake. Best move was Nc3. } (12. Nc3) 12... h5 13. Nc3?! { (0.70 → 0.09) Inaccuracy. Best move was h3. } (13. h3 h4 14. Qb3 Ne5 15. f4 Nd7 16. Nc3 Be7 17. O-O O-O 18. Rd1 Nb6 19. Na4 Rb8) 13... d5? { (0.09 → 2.86) Mistake. Best move was h4. } (13... h4) 14. exd5 Bd6 15. Qd3? { (2.66 → 1.18) Mistake. Best move was Bf4. } (15. Bf4 Bxf4 16. Qxf4 cxd5 17. O-O-O Be6 18. Nxd5 Bxd5 19. Bc4 Qf6 20. Qxf6 Nxf6 21. Bxd5 Nxd5) 15... Qf6? { (1.18 → 3.48) Mistake. Best move was Ne5. } (15... Ne5 16. Qe4 cxd5 17. Qxd5 Be6 18. Qe4 f5 19. Bb5+ Kf7 20. Qe2 Qb6 21. Bf4 Ng6 22. Bxd6) 16. Ne4 Qe5 17. f4?! { (3.31 → 2.62) Inaccuracy. Best move was h3. } (17. h3 Nf6) 17... Qd4?? { (2.62 → 7.40) Blunder. Best move was Qe7. } (17... Qe7 18. h3 Nf6 19. Nxd6+ Qxd6 20. dxc6 Qxc6 21. Bf3 Qe6+ 22. Kf2 Ba6 23. Qe3 Qxe3+ 24. Bxe3) 18. Nxd6+ Ke7 19. Nxc8+ Raxc8 20. Bf3? { (7.36 → 6.11) Mistake. Best move was Qxd4. } (20. Qxd4 cxd4 21. h3 Nf6 22. dxc6 Rxc6 23. O-O Ne4 24. Bd3 f5 25. b4 Kf6 26. Bb2 Rd8) 20... Rhe8? { (6.11 → 7.85) Mistake. Best move was Qf2+. } (20... Qf2+ 21. Kd1) 21. Qxd4 Kd6+? { (7.70 → 11.54) Mistake. Best move was cxd4. } (21... cxd4 22. dxc6 Kd6+ 23. Kf1 Rb8 24. b4 Kc7 25. Bb2 Rbd8 26. Re1 Re6 27. b5 Rxe1+ 28. Kxe1) 22. Qe5+ Nxe5 23. fxe5+ Rxe5+ 24. Kf2 h4 25. Bf4 cxd5 26. Bxe5+ Kxe5 27. Rad1 Rd8 28. Rhe1+ Kf4 29. Re7 Kf5 30. Rxf7+ Kg6 31. Rxd5 Kxf7 32. Rxd8 Ke7 33. Rd1 Kf6 34. b4 Kg5?! { (14.60 → Mate in 9) Checkmate is now unavoidable. Best move was c4. } (34... c4 35. Rd6+) 35. bxc5 Kf4 36. c6?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was Rd5. } (36. Rd5 g6 37. g3+ hxg3+ 38. hxg3#) 36... h3 37. gxh3 g5 38. c7?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Rd5. } (38. Rd5 a5 39. c7 a4 40. c8=R g4 41. Rc4#) 38... g4 39. hxg4?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Rd5. } (39. Rd5 gxf3 40. c8=Q Ke4 41. Qf5#) 39... a5 40. c8=Q?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Rd5. } (40. Rd5 a4 41. Rf5#) 40... a4 41. Qf5# { White wins by checkmate. } 1-0