[Event "August 4th Week Challenge"] [Site "https://lichess.org/3SXLVSj2"] [Date "2021.08.22"] [White "nikhilthondepu"] [Black "meenakshisanvitha"] [Result "1-0"] [UTCDate "2021.08.22"] [UTCTime "16:15:42"] [WhiteElo "1073"] [BlackElo "1226"] [WhiteRatingDiff "+59"] [BlackRatingDiff "-19"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C20"] [Opening "Portuguese Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Bb5 { C20 Portuguese Opening } Bc5 3. d4?! { (0.25 → -0.84) Inaccuracy. Nf3 was best. } (3. Nf3 c6 4. Ba4 Nf6 5. Nxe5 Nxe4 6. d4 O-O 7. O-O Bb6) 3... exd4 4. Nf3 Qf6? { (-0.76 → 0.88) Mistake. c6 was best. } (4... c6 5. Be2 d6 6. Nxd4 Nf6 7. Nc3 O-O 8. O-O Re8 9. Nb3) 5. Nxd4?? { (0.88 → -6.87) Blunder. O-O was best. } (5. O-O Ne7 6. e5 Qb6 7. Bd3 a5 8. c3 Nbc6 9. cxd4 Nxd4) 5... Bxd4 6. O-O Ne7 7. Bg5?! { (-5.93 → -9.15) Inaccuracy. Nd2 was best. } (7. Nd2 Bxb2 8. Bxb2 Qxb2 9. Rb1 Qe5 10. Bd3 Nbc6 11. Nc4 Qf4 12. Qc1 Qxc1 13. Rfxc1 O-O) 7... Qxg5 8. Qxd4 Qxb5 9. Rd1 Nec6 10. Qd2 d6 11. e5 Bg4 12. f3 Bf5 13. exd6 cxd6 14. Qxd6 Nd7 15. Re1+ Kd8 16. Nc3 Qxb2 17. Na4 Qxc2 18. Qa3 Nd4?? { (-10.30 → -3.02) Blunder. Re8 was best. } (18... Re8 19. Reb1 Qd2 20. Rd1 Qe3+ 21. Qxe3 Rxe3 22. Rdc1 Ra3 23. Nb2 Nd4 24. Nc4 Rd3 25. Rd1) 19. Rac1?? { (-3.02 → -11.38) Blunder. Qe7+ was best. } (19. Qe7+ Kc7) 19... Qd2?? { (-11.38 → Mate in 1) Checkmate is now unavoidable. Ne2+ was best. } (19... Ne2+ 20. Rxe2 Qxe2 21. Nc5 Nxc5 22. Qxc5 Qd2 23. Rf1 Qd3 24. g4 Bg6 25. Rf2 f6 26. Kg2) 20. Qe7# { White wins by checkmate. } 1-0