lichess dev

[Event "Masterclass Arena"] [Site "http://chess-academy.net/tXiRs5KZ"] [Date "2022.02.04"] [Round "-"] [White "raul"] [Black "raresmanciu123"] [Result "0-1"] [UTCDate "2022.02.04"] [UTCTime "17:32:08"] [WhiteElo "1355"] [BlackElo "1856"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+8"] [Variant "Standard"] [TimeControl "300+2"] [ECO "D00"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 d5 { D00 Queen's Pawn Game } 2. Qd2? { (0.53 → -0.83) Mistake. Best move was c4. } (2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. e3 O-O 6. Be2 Nbd7) 2... Bf5?! { (-0.83 → -0.07) Inaccuracy. Best move was Nf6. } (2... Nf6 3. Nf3 Ne4 4. Qd3 e6 5. Nbd2 f5 6. e3 Be7 7. c4 O-O 8. Be2 c5 9. O-O) 3. Qf4? { (-0.07 → -1.93) Mistake. Best move was e3. } (3. e3) 3... e6?! { (-1.93 → -1.14) Inaccuracy. Best move was Bxc2. } (3... Bxc2 4. Nf3) 4. Qe5? { (-1.14 → -3.01) Mistake. Best move was Qd2. } (4. Qd2 Nf6 5. Nc3 c5 6. e3 Nc6 7. Bb5 cxd4 8. exd4 Bd6 9. Nf3 Rc8 10. O-O O-O) 4... Bd6?? { (-3.01 → 0.95) Blunder. Best move was Nf6. } (4... Nf6) 5. Qf4?? { (0.95 → -9.97) Blunder. Best move was Qxg7. } (5. Qxg7) 5... Nf6?? { (-9.97 → -1.99) Blunder. Best move was Bxf4. } (5... Bxf4 6. Bxf4 Bxc2 7. Na3 Ba4 8. b3 Bd7 9. Nc2 a5 10. O-O-O Nf6 11. f3 O-O 12. Bd2) 6. Qf3? { (-1.99 → -3.52) Mistake. Best move was Qd2. } (6. Qd2) 6... O-O?! { (-3.52 → -2.70) Inaccuracy. Best move was Bxc2. } (6... Bxc2 7. Bg5) 7. Qg3?? { (-2.70 → -10.46) Blunder. Best move was Qb3. } (7. Qb3 c5) 7... Bxg3 8. hxg3 Nc6?! { (-10.27 → -9.26) Inaccuracy. Best move was Bxc2. } (8... Bxc2 9. Nd2) 9. f4?! { (-9.26 → -12.57) Inaccuracy. Best move was c3. } (9. c3 e5) 9... Nxd4 10. e3 Nxc2+ 11. Kd1 Nxa1 12. Rh4 c5 13. Rh6 gxh6 14. Bd3 Bxd3 15. Bd2 Bc2+ 16. Kc1 Qb6 17. b3 c4 18. bxc4?! { (-37.32 → Mate in 1) Checkmate is now unavoidable. Best move was b4. } (18. b4 Ne4) 18... dxc4?! { (Mate in 1 → Mate in 8) Not the best checkmate sequence. Best move was Qxb1#. } (18... Qxb1#) 19. a4 Nd5?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Qxb1#. } (19... Qxb1#) 20. e4 c3?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was Qxb1#. } (20... Qxb1#) 21. Bxc3 Nxc3?! { (Mate in 2 → Mate in 6) Not the best checkmate sequence. Best move was Qxb1+. } (21... Qxb1+ 22. Kd2 Qd1#) 22. Nxc3 Qxg1+ 23. Nd1 Qxd1+ 24. Kb2 Rfd8 25. Ka3 Qb1 26. e5 Qb3# { Black wins by checkmate. } 0-1