[Event "Credit Suisse Chess Challenge Team Battle"] [Site "https://lichess.org/PzXr1hLP"] [Date "2021.06.16"] [White "WillCIS"] [Black "ihnoob567"] [Result "0-1"] [UTCDate "2021.06.16"] [UTCTime "20:07:58"] [WhiteElo "1618"] [BlackElo "2017"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "300+2"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. Bc4 e6 4. d4 cxd4 5. Nxd4 Qc7 6. Nc3 Nf6 7. Nf3 Bc5 8. O-O a6 9. a3 b5 10. Ba2?! { (-0.40 → -1.04) Inaccuracy. Bd3 was best. } (10. Bd3 Bb7 11. h3 O-O 12. Re1 d6 13. Bg5 Nd7 14. Be3 Bxe3 15. Rxe3 h6 16. Qd2 Rfd8) 10... Bb7 11. Bg5 Be7 12. Re1 O-O?! { (-0.72 → -0.08) Inaccuracy. h6 was best. } (12... h6 13. Bh4) 13. e5 Ne8 14. Qd2 f6?! { (-0.36 → 0.40) Inaccuracy. Bxg5 was best. } (14... Bxg5 15. Qxg5) 15. Bh4 fxe5?! { (0.16 → 0.94) Inaccuracy. Na5 was best. } (15... Na5 16. Bg3) 16. Rab1?? { (0.94 → -3.98) Blunder. Bxe7 was best. } (16. Bxe7) 16... Bxh4 17. Nxh4 Nf6 18. Rbd1 Rad8?! { (-3.07 → -2.03) Inaccuracy. d5 was best. } (18... d5 19. Qg5 Rae8 20. Nf3 e4 21. Nd4 Nxd4 22. Rxd4 Qf7 23. Rd2 Nh5 24. Qg4 Bc6 25. f3) 19. Ne4? { (-2.03 → -3.42) Mistake. Qd6 was best. } (19. Qd6) 19... Nd4? { (-3.42 → -1.83) Mistake. Nxe4 was best. } (19... Nxe4) 20. c3?? { (-1.83 → -5.70) Blunder. Nxf6+ was best. } (20. Nxf6+ Rxf6) 20... Nxe4 21. Qe3 Nc2 22. Qh3 Nxe1 23. Rxe1 Nxf2 24. Qe3 Ng4 25. Qg5 Qb6+ 26. Kh1?! { (-24.02 → Mate in 4) Checkmate is now unavoidable. Re3 was best. } (26. Re3 Nxe3) 26... Nf2+ 27. Kg1 Ne4+?! { (Mate in 3 → -11.02) Lost forced checkmate sequence. Nh3+ was best. } { White resigns. } (27... Nh3+ 28. Kh1 Qg1+ 29. Rxg1 Nf2#) 0-1