lichess dev

[Event "Ivanchuk Arena"] [Site "http://chess-academy.net/h7BbG3sU"] [Date "2026.05.28"] [Round "-"] [White "DavidP"] [Black "Marcus01"] [Result "0-1"] [UTCDate "2026.05.28"] [UTCTime "16:16:54"] [WhiteElo "1027"] [BlackElo "1604"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+1"] [Variant "Standard"] [TimeControl "420+0"] [ECO "C46"] [Opening "Four Knights Game: Italian Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6?! { (-0.20 → 0.34) Inaccuracy. Best move was Nxe4. } (3... Nxe4 4. Nc3 Nf6 5. Nxe5 d5 6. Bb3 Bd6 7. d4 O-O 8. O-O) 4. Nc3 { C46 Four Knights Game: Italian Variation } Bb4?! { (0.00 → 0.69) Inaccuracy. Best move was Bc5. } (4... Bc5 5. d3 O-O 6. O-O h6 7. Na4 Be7 8. Nc3 Bc5) 5. Nb1? { (0.69 → -1.96) Mistake. Best move was Nd5. } (5. Nd5) 5... Nxe4 6. Qe2? { (-1.06 → -3.01) Mistake. Best move was O-O. } (6. O-O) 6... Nf6? { (-3.01 → -1.88) Mistake. Best move was d5. } (6... d5) 7. Bxf7+?? { (-1.88 → -5.17) Blunder. Best move was Nxe5. } (7. Nxe5 O-O 8. Nxf7 Rxf7 9. Bxf7+ Kxf7 10. c3 d5 11. O-O Bd6 12. d4 h6 13. Nd2 Bf5) 7... Kxf7 8. Nxe5+?? { (-4.93 → -8.84) Blunder. Best move was c3. } (8. c3 Be7) 8... Nxe5 9. Qxe5? { (-8.44 → -13.33) Mistake. Best move was O-O. } (9. O-O Nc6 10. c3 Re8 11. Qd1 Ba5 12. d4 Bb6 13. Bg5 Kg6 14. Bh4 d5 15. Nd2 a6) 9... d6? { (-13.33 → -7.89) Mistake. Best move was Re8. } (9... Re8 10. Qe3) 10. Qb5? { (-7.89 → -9.21) Mistake. Best move was Qf4. } (10. Qf4 Re8+) 10... Bc5?? { (-9.21 → -4.44) Blunder. Best move was Re8+. } (10... Re8+ 11. Kd1 Ne4 12. Rf1 Qh4 13. c3 Bc5 14. Kc2 Bf5 15. d3 Nxf2 16. g4 Qxg4 17. Rxf2) 11. f4?? { (-4.44 → -21.08) Blunder. Best move was O-O. } (11. O-O c6 12. Qb3+ d5 13. d3 Re8 14. Nd2 Qb6 15. Nf3 Re2 16. d4 Bxd4 17. Nxd4 Qxd4) 11... a6 12. Qb3+ Be6 13. Qxb7 Bd5 14. Qb3 Bxb3 15. axb3?! { (-16.91 → Mate in 9) Checkmate is now unavoidable. Best move was cxb3. } (15. cxb3 Qc8 16. Kd1 Qg4+ 17. Kc2 Qxg2 18. Re1 Qf2 19. Rd1 Nd5 20. Nc3 Ne3+ 21. Kb1 Nxd1) 15... Qe7+ 16. Kf1?! { (-24.36 → Mate in 2) Checkmate is now unavoidable. Best move was Kd1. } (16. Kd1 Rhe8 17. c3 Qe2+ 18. Kc2 Qe4+ 19. d3 Qxg2+ 20. Nd2 Qxh1 21. b4 Be3 22. Nc4 Bxf4) 16... Qe4?! { (Mate in 2 → -26.81) Lost forced checkmate sequence. Best move was Rhe8. } (16... Rhe8 17. Ra4 Qe1#) 17. d4?! { (-26.81 → Mate in 4) Checkmate is now unavoidable. Best move was Ra4. } (17. Ra4 Qxc2) 17... Qxc2?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was Rhe8. } (17... Rhe8 18. Be3 Qxe3 19. Nd2 Qe2+ 20. Kg1 Bxd4#) 18. Na3 Bxd4?? { (Mate in 3 → -0.76) Lost forced checkmate sequence. Best move was Qd1+. } (18... Qd1+ 19. Kf2 Bxd4+ 20. Be3 Ne4#) 19. Nxc2 Rae8?? { (-0.90 → 4.52) Blunder. Best move was Bc5. } (19... Bc5 20. b4) 20. Nxd4 Re4 21. Nc2? { (4.44 → 2.64) Mistake. Best move was Nc6. } (21. Nc6 Nd7 22. Kf2 Nc5 23. Ra3 Rhe8 24. b4 Ne6 25. Kg3 Nd4 26. Nxd4 Rxd4 27. Rxa6 Rxb4) 21... Rhe8 22. g4? { (3.43 → 2.36) Mistake. Best move was Rxa6. } (22. Rxa6 d5) 22... Nxg4?! { (2.36 → 2.87) Inaccuracy. Best move was h5. } (22... h5 23. gxh5 Re2 24. Nd4 Re1+ 25. Kg2 Rxh1 26. Kxh1 Re1+ 27. Kg2 Nxh5 28. Kf2 Rh1 29. f5) 23. h4? { (2.87 → 0.13) Mistake. Best move was h3. } (23. h3) 23... Re2 24. Kg1?? { (0.12 → -9.42) Blunder. Best move was Ne3. } (24. Ne3 R2xe3 25. Bxe3 Rxe3 26. Rc1 Rxb3 27. Rxc7+ Kf6 28. Ke2 Rxb2+ 29. Kd3 Nh6 30. Rc8 Rb3+) 24... Rxc2 25. Rh3? { (-9.08 → Mate in 1) Checkmate is now unavoidable. Best move was Bd2. } (25. Bd2 Rxd2) 25... Re1# { Black wins by checkmate. } 0-1