[Event "West Region Chess Arena"] [Site "https://lichess.org/O1BSm4Hj"] [Date "2021.11.23"] [White "PurshotamKathare"] [Black "debojyotiroy2003"] [Result "1-0"] [UTCDate "2021.11.23"] [UTCTime "13:55:40"] [WhiteElo "1698"] [BlackElo "1035"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-6"] [Variant "Standard"] [TimeControl "600+2"] [ECO "C42"] [Opening "Petrov's Defense: Three Knights Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 Nf6 2. Nc3 e5 3. Nf3 { C42 Petrov's Defense: Three Knights Game } Bc5?! { (0.20 → 0.95) Inaccuracy. Nc6 was best. } (3... Nc6 4. Bb5 Bd6 5. O-O O-O 6. d3 Re8 7. Ba4 a6 8. Bg5) 4. Nxe5 d6 5. Nd3 O-O?? { (0.91 → 3.47) Blunder. Bd4 was best. } (5... Bd4 6. Be2 O-O 7. O-O Re8 8. Bf3 Nc6 9. Re1 Bd7 10. Nd5) 6. Nf4?? { (3.47 → 0.13) Blunder. Nxc5 was best. } (6. Nxc5 dxc5 7. d3 Nc6 8. h3 Nd4 9. g3 Nd7 10. Bg2 b6) 6... Qe8? { (0.13 → 1.76) Mistake. Re8 was best. } (6... Re8 7. Be2) 7. Bd3? { (1.76 → 0.58) Mistake. d3 was best. } (7. d3) 7... Bg4? { (0.58 → 2.03) Mistake. Qe5 was best. } (7... Qe5 8. Qf3 Ng4 9. h3 Nxf2 10. Rf1 g5 11. Rxf2 Bxf2+ 12. Qxf2 gxf4 13. Bb5 Nc6 14. d3) 8. f3 Qe6?? { (2.03 → 9.15) Blunder. Bd7 was best. } (8... Bd7 9. Bc4) 9. Nxe6 fxe6 10. fxg4 Nxg4 11. Qxg4 Bf2+ 12. Ke2 Bd4 13. e5 dxe5 14. Qh5 Nd7?! { (15.69 → Mate in 3) Checkmate is now unavoidable. g6 was best. } (14... g6 15. Qh3) 15. Qxh7+?! { (Mate in 3 → 18.26) Lost forced checkmate sequence. Bxh7+ was best. } (15. Bxh7+ Kh8 16. Bg6+ Kg8 17. Qh7#) 15... Kf7 16. Rf1+ Ke7 17. Qxg7+ Kd6 18. Nb5+ Kd5?! { (23.60 → Mate in 4) Checkmate is now unavoidable. Kc6 was best. } (18... Kc6 19. Qe7) 19. Qxd7+ Kc5 20. b3 Rad8 21. Ba3+ Kb6 22. Qxc7+ Ka6 23. Nd6+ b5 24. Bxb5# { White wins by checkmate. } 1-0