lichess dev

[Event "Gunsberg Arena"] [Site "http://chess-academy.net/mLyO8ad5"] [Date "2025.10.25"] [Round "-"] [White "Stefanmartie"] [Black "Matvei2016"] [Result "1-0"] [UTCDate "2025.10.25"] [UTCTime "16:16:55"] [WhiteElo "1241"] [BlackElo "1419"] [WhiteRatingDiff "+34"] [BlackRatingDiff "-169"] [Variant "Standard"] [TimeControl "420+0"] [ECO "C20"] [Opening "Portuguese Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Bb5?! { (0.30 → -0.25) Inaccuracy. Best move was Nf3. } { C20 Portuguese Opening } (2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5) 2... Be7?! { (-0.25 → 0.29) Inaccuracy. Best move was c6. } (2... c6 3. Ba4 d5 4. exd5 Qxd5 5. Qf3 Nf6 6. Bb3 Qd8 7. Nc3) 3. Nf3 Nf6?! { (-0.14 → 0.40) Inaccuracy. Best move was c6. } (3... c6 4. Be2) 4. Nxe5?! { (0.40 → -0.10) Inaccuracy. Best move was d4. } (4. d4 Nxe4 5. dxe5 O-O 6. O-O d5 7. exd6 Nxd6 8. Bd3 Nd7 9. Be3 b6 10. c3 Bb7) 4... O-O? { (-0.10 → 1.29) Mistake. Best move was Nxe4. } (4... Nxe4 5. Nc3) 5. O-O? { (1.29 → -0.32) Mistake. Best move was Nc3. } (5. Nc3 c6 6. Be2 d5 7. exd5 cxd5 8. d4 Nc6 9. Be3 Bd6 10. f4 Bf5 11. O-O Nb4) 5... Nxe4 6. Nxd7?? { (0.27 → -4.09) Blunder. Best move was d4. } (6. d4) 6... Bxd7 7. Bxd7 Qxd7 8. Re1 Qc8?? { (-3.82 → 1.08) Blunder. Best move was Nd6. } (8... Nd6 9. c3) 9. Rxe4 Nd7?? { (0.64 → 6.36) Blunder. Best move was Re8. } (9... Re8 10. d3 Qd7 11. Nd2 Nc6 12. Nf3 Bd6 13. Rxe8+ Rxe8 14. Be3 Nb4 15. c4 c5 16. d4) 10. Rxe7 Nb6?! { (5.72 → 6.58) Inaccuracy. Best move was Nb8. } (10... Nb8) 11. Qe1? { (6.58 → 5.46) Mistake. Best move was Nc3. } (11. Nc3 Qd8 12. Qe2 Re8 13. Rxe8+ Qxe8 14. Qxe8+ Rxe8 15. Kf1 Kf8 16. a4 a6 17. d3 Ke7) 11... f6? { (5.46 → 6.46) Mistake. Best move was Nd5. } (11... Nd5 12. Re5 Qd7 13. d3 Rae8 14. Bd2 c5 15. Nc3 Nb4 16. Rxe8 Rxe8 17. Qd1 h6 18. a4) 12. d3 Nd5 13. c4?? { (6.24 → -1.82) Blunder. Best move was Re2. } (13. Re2 Re8) 13... Nxe7 14. Qxe7 f5?? { (-1.02 → 3.66) Blunder. Best move was Re8. } (14... Re8) 15. Qc5? { (3.66 → 2.36) Mistake. Best move was Bf4. } (15. Bf4 Re8 16. Qb4 Qe6 17. Nd2 Rad8 18. Qxb7 Rxd3 19. h4 Qb6 20. Qxb6 axb6 21. Nf3 c6) 15... c6? { (2.36 → 3.55) Mistake. Best move was Qe6. } (15... Qe6 16. Qd5) 16. Qb4?! { (3.55 → 2.63) Inaccuracy. Best move was Bf4. } (16. Bf4) 16... b6? { (2.63 → 3.87) Mistake. Best move was Qd7. } (16... Qd7 17. Bf4) 17. c5?! { (3.87 → 3.16) Inaccuracy. Best move was Qc3. } (17. Qc3 c5) 17... bxc5?! { (3.16 → 4.11) Inaccuracy. Best move was Qe6. } (17... Qe6 18. Bf4) 18. Qc4+ Kh8 19. Qxc5? { (4.13 → 2.72) Mistake. Best move was Be3. } (19. Be3 Qb7 20. Qc3 Qb4 21. Bxc5 Qxc3 22. bxc3 Rfd8 23. d4 Rab8 24. Nd2 Rb2 25. Nc4 Rc2) 19... Rb8? { (2.72 → 3.99) Mistake. Best move was Qe6. } (19... Qe6) 20. Bg5? { (3.99 → 1.53) Mistake. Best move was Bf4. } (20. Bf4) 20... Re8? { (1.53 → 3.69) Mistake. Best move was f4. } (20... f4 21. Be7 Re8 22. Nd2 Rxb2 23. Nf1 f3 24. Qc3 fxg2 25. Ng3 Rb7 26. Bc5 Qd7 27. Kxg2) 21. Nd2 Rxb2 22. Qc1?! { (3.80 → 2.97) Inaccuracy. Best move was Qc3. } (22. Qc3 Qb8) 22... c5?? { (2.97 → 10.47) Blunder. Best move was Rb5. } (22... Rb5) 23. Qxb2 f4 24. Bf6? { (11.30 → 8.07) Mistake. Best move was Bxf4. } (24. Bxf4 Qf5 25. Qb5 Rc8 26. Re1 h6 27. Re8+ Kh7 28. Rxc8 Qxc8 29. Be3 Qe6 30. Qc4 Qxc4) 24... Rg8? { (8.07 → 11.25) Mistake. Best move was gxf6. } (24... gxf6 25. Qxf6+ Kg8 26. Qxf4 Qe6 27. Rc1 c4 28. Rxc4 Qe5 29. Qh6 Qg7 30. Qd6 Qe5 31. Qd7) 25. Ne4 Rf8?! { (10.30 → Mate in 11) Checkmate is now unavoidable. Best move was h6. } (25... h6) 26. Bxg7+ Kg8 27. Nd6?! { (Mate in 14 → 16.16) Lost forced checkmate sequence. Best move was Bh6. } (27. Bh6 Qc7 28. Nf6+ Kf7 29. Nd5 Kg6 30. Nxc7 Rf6 31. Re1 c4 32. Ne6 c3 33. Qb7 Rf7) 27... Rf7?! { (16.16 → Mate in 7) Checkmate is now unavoidable. Best move was Qe6. } (27... Qe6 28. Bxf8) 28. Nxc8 Rxg7 29. Ne7+ Rxe7 30. Qb8+ Kg7 31. Qxf4 Rf7?! { (21.74 → Mate in 7) Checkmate is now unavoidable. Best move was h6. } (31... h6 32. Qd6) 32. Qe5+ Kg6 33. h4 a5 34. g4?! { (Mate in 1 → Mate in 6) Not the best checkmate sequence. Best move was Qg5#. } (34. Qg5#) 34... a4 35. h5+?! { (Mate in 1 → Mate in 5) Not the best checkmate sequence. Best move was Qg5#. } (35. Qg5#) 35... Kh6 36. Re1 Rf6 37. Qxf6# { White wins by checkmate. } 1-0