lichess dev

[Event "Nakamura Arena"] [Site "http://chess-academy.net/w8kdsJjh"] [Date "2021.04.28"] [Round "-"] [White "SiriusBlack"] [Black "Olga"] [Result "1-0"] [UTCDate "2021.04.28"] [UTCTime "15:57:31"] [WhiteElo "2013"] [BlackElo "1362"] [WhiteRatingDiff "+8"] [BlackRatingDiff "-6"] [Variant "Standard"] [TimeControl "300+0"] [ECO "C46"] [Opening "Four Knights Game: Italian Variation"] [Termination "Time forfeit"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nf6?! { (0.22 → 0.73) Inaccuracy. Best move was Nc6. } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5) 3. Nc3?! { (0.73 → 0.09) Inaccuracy. Best move was Nxe5. } (3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6) 3... Nc6 4. Bc4 { C46 Four Knights Game: Italian Variation } a6?! { (0.00 → 0.92) Inaccuracy. Best move was Bc5. } (4... Bc5 5. d3 O-O 6. O-O h6 7. Na4 Be7 8. Nc3 Bc5) 5. O-O b5?! { (0.65 → 1.33) Inaccuracy. Best move was Be7. } (5... Be7 6. d4) 6. Bb3 Nd4? { (0.84 → 2.87) Mistake. Best move was Be7. } (6... Be7) 7. Nxe5? { (2.87 → 1.53) Mistake. Best move was Nxd4. } (7. Nxd4 exd4) 7... d6?? { (1.53 → 7.53) Blunder. Best move was Nxb3. } (7... Nxb3 8. axb3 Bb7 9. d4 Be7 10. Re1 O-O 11. d5 d6 12. Nc6 Bxc6 13. dxc6 b4 14. Ne2) 8. Nxf7 Rg8? { (7.20 → 12.58) Mistake. Best move was Qd7. } (8... Qd7) 9. Nxd8 Kxd8 10. Bxg8 Ng4 11. h3 Nh6 12. Bb3 Bg4 13. h4? { (23.95 → 8.86) Mistake. Best move was hxg4. } (13. hxg4 b4) 13... Bxd1 14. Rxd1 Ng4?! { (8.66 → 9.44) Inaccuracy. Best move was Be7. } (14... Be7 15. g3 c6 16. Kf1 Ng4 17. Ne2 Nh2+ 18. Kg2 Nxe2 19. Kxh2 a5 20. c3 a4 21. Bc2) 15. d3 Ne2+?! { (9.05 → 15.09) Inaccuracy. Best move was Kc8. } (15... Kc8 16. f3 Nf6 17. Be3 Nxb3 18. axb3 Kb7 19. g4 c6 20. Kg2 g6 21. Ra2 Nd7 22. f4) 16. Nxe2 Be7 17. Bd5 Bxh4 18. Bxa8 Nxf2 19. Nf4 Nxd1 20. Ne6+ Ke7 21. Nxg7 Kf6 22. Nf5 Kg6 23. Nxh4+ Kh5 24. Be3 Nxe3 25. Nf5 Kg4 26. Nxe3+ Kg3 27. Nd5 h5?! { (20.66 → Mate in 7) Checkmate is now unavoidable. Best move was c5. } (27... c5 28. Rf1) 28. Nxc7?! { (Mate in 7 → 75.82) Lost forced checkmate sequence. Best move was Rf1. } (28. Rf1 Kg4 29. Rf5 c6 30. Bxc6 Kg3 31. Rf6 Kh4 32. Rg6 b4 33. g3+ Kh3 34. Nf4#) 28... h4?! { (75.82 → Mate in 12) Checkmate is now unavoidable. Best move was Kf4. } (28... Kf4 29. Rf1+) 29. Nxa6?! { (Mate in 12 → 69.19) Lost forced checkmate sequence. Best move was Rf1. } (29. Rf1 h3 30. Nxa6 hxg2 31. Rf5 Kh3 32. Kf2 d5 33. Bxd5 b4 34. Nxb4 g1=R 35. Kxg1 Kg3) 29... h3?! { (69.19 → Mate in 11) Checkmate is now unavoidable. Best move was Kf4. } (29... Kf4 30. Rf1+) 30. gxh3 Kxh3 31. Rf1 Kg3 32. Rf2 Kh3 33. Rg2 b4 34. Bd5 Kh4 35. Be6 b3 36. axb3 { White wins on time. } 1-0