lichess dev

[Event "Zwischenzug Arena"] [Site "http://chess-academy.net/9S7dHFGb"] [Date "2020.09.04"] [Round "-"] [White "AlexandraNiculae"] [Black "MIhaiIonescu"] [Result "1-0"] [UTCDate "2020.09.04"] [UTCTime "16:15:11"] [WhiteElo "1238"] [BlackElo "1385"] [WhiteRatingDiff "+41"] [BlackRatingDiff "-176"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C50"] [Opening "Four Knights Game: Italian Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Bc4 Bc5?! { (-0.16 → 0.44) Inaccuracy. Best move was Nf6. } (2... Nf6 3. Nc3 Bc5 4. Nf3 d6 5. d3 c6 6. O-O O-O 7. a4) 3. Qf3? { (0.44 → -0.60) Mistake. Best move was Nf3. } (3. Nf3 Nc6 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4) 3... Qf6? { (-0.60 → 0.56) Mistake. Best move was Nf6. } (3... Nf6 4. Nc3 c6 5. d3 d6 6. h3 b5 7. Bb3 O-O 8. Qg3) 4. Qd1?? { (0.56 → Mate in 1) Checkmate is now unavoidable. Best move was Nc3. } (4. Nc3 c6) 4... Qd8?? { (Mate in 1 → 0.44) Lost forced checkmate sequence. Best move was Qxf2#. } (4... Qxf2#) 5. Nf3 Nf6? { (0.28 → 1.88) Mistake. Best move was Nc6. } (5... Nc6 6. c3 Nf6 7. d4 exd4 8. e5 d5 9. Bb5 Ne4 10. cxd4 Bb4+ 11. Bd2 Bxd2+ 12. Nbxd2) 6. Nc3? { (1.88 → -0.32) Mistake. Best move was Nxe5. } (6. Nxe5 d5 7. exd5 Nbd7 8. Nxd7 Bxd7 9. O-O O-O 10. d4 Bd6 11. Nc3 a6 12. a4 Bf5) 6... Nc6?! { (-0.32 → 0.31) Inaccuracy. Best move was d6. } { C50 Four Knights Game: Italian Variation } (6... d6 7. O-O O-O 8. h3 Nc6 9. d3 Na5 10. Na4 Nxc4 11. Nxc5 Nb6 12. Nb3 a5 13. Bd2) 7. Nd5 Nd4?! { (-0.13 → 0.40) Inaccuracy. Best move was d6. } (7... d6) 8. Nxc7+?? { (0.40 → -4.29) Blunder. Best move was Nxd4. } (8. Nxd4 Bxd4) 8... Kf8?? { (-4.29 → 4.34) Blunder. Best move was Qxc7. } (8... Qxc7 9. Nxd4 exd4 10. d3 O-O 11. O-O d5 12. exd5 Ng4 13. g3 Bd6 14. Re1 Ne5 15. Re4) 9. Nxa8 Nxf3+?! { (3.95 → 4.91) Inaccuracy. Best move was d5. } (9... d5) 10. Qxf3 Qa5? { (4.55 → 7.06) Mistake. Best move was b5. } (10... b5 11. d4) 11. O-O Kg8? { (6.69 → 8.68) Mistake. Best move was b5. } (11... b5 12. Be2 Bd6 13. d4 Bb7 14. dxe5 Bxe5 15. Qf5 d6 16. c3 b4 17. f4 Qc5+ 18. Kh1) 12. d3? { (8.68 → 7.12) Mistake. Best move was d4. } (12. d4 Bxd4) 12... d5?! { (7.12 → 8.03) Inaccuracy. Best move was b5. } (12... b5 13. Bb3 Bb7 14. Qg3 Bxa8 15. Bh6 Bf8 16. a4 b4 17. f4 Qb6+ 18. Kh1 exf4 19. Bxf4) 13. exd5? { (8.03 → 6.90) Mistake. Best move was Bxd5. } (13. Bxd5 h5) 13... Bxf2+?? { (6.90 → 14.50) Blunder. Best move was Qd8. } (13... Qd8) 14. Qxf2 Bg4 15. Bg5 Nxd5?! { (15.08 → Mate in 1) Checkmate is now unavoidable. Best move was Qd8. } (15... Qd8 16. Qxa7 e4 17. dxe4 Qc8 18. Bxf6 Qxc4 19. Bc3 f6 20. Qxb7 h5 21. Qe7 Qb5 22. Rf2) 16. Bd2?! { (Mate in 1 → 28.46) Lost forced checkmate sequence. Best move was Qxf7#. } (16. Qxf7#) 16... Nf4 17. Bxa5 Kf8?! { (28.25 → Mate in 6) Checkmate is now unavoidable. Best move was h6. } (17... h6 18. Qxa7) 18. Qc5+ Ke8 19. Bb4 Nxd3 20. Qe7# { White wins by checkmate. } 1-0