[Event "772nd Indonesia Chess Festival Team Battle"] [Site "https://lichess.org/LvSY991r"] [Date "2024.05.21"] [White "ako_ang_mahina_dito"] [Black "oberschlumpf"] [Result "0-1"] [UTCDate "2024.05.21"] [UTCTime "10:39:31"] [WhiteElo "1689"] [BlackElo "2327"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+0"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "180+0"] [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. Nc3 Nf6 5. a3?! { (0.00 → -0.78) Inaccuracy. d4 was best. } (5. d4 d5 6. exd5 exd5 7. Bb5 Be7 8. dxc5 Bxc5 9. Bg5 O-O) 5... d5 6. exd5 Nxd5?! { (-0.64 → -0.09) Inaccuracy. exd5 was best. } (6... exd5 7. Bb5 Bd6 8. d4 O-O 9. O-O c4 10. Bxc6 bxc6 11. Ne5) 7. Nxd5 exd5 8. Ba2 Be7 9. d3 O-O 10. Bf4? { (-0.42 → -1.68) Mistake. h3 was best. } (10. h3 Bf6 11. O-O Bf5 12. Re1 Qd6 13. Rb1 b5 14. Be3 h6 15. d4) 10... Bf6 11. c3?! { (-1.82 → -2.48) Inaccuracy. O-O was best. } (11. O-O Bxb2 12. Rb1 Bc3 13. Bd2 Bf6 14. Re1 b6 15. h3 Be6 16. Nh2 Rc8) 11... Re8+ 12. Kf1 d4 13. Qd2 dxc3 14. bxc3 Bf5 15. Rd1 Qd7 16. h4 Rad8 17. Bc4?! { (-2.59 → -3.82) Inaccuracy. Bb1 was best. } (17. Bb1 h6 18. Kg1 Bg4 19. d4 cxd4 20. Qc2 g6 21. Bxh6 Qd5 22. c4 Qh5) 17... Na5 18. g4? { (-3.71 → -6.11) Mistake. Ba2 was best. } (18. Ba2 Qxd3+ 19. Qxd3 Rxd3 20. Rxd3 Bxd3+ 21. Kg1 c4 22. Kh2 Bxc3 23. Bb1 Rd8) 18... Bxg4 19. Rg1 Bxf3 20. Bh6?? { (-6.66 → Mate in 2) Checkmate is now unavoidable. Rg3 was best. } (20. Rg3 Nxc4 21. dxc4 Bxd1 22. Qxd7 Rxd7 23. Kg1 Red8 24. Bg5 Kh8 25. Bxf6 gxf6) 20... Qh3+ 21. Rg2 Qxg2# { Black wins by checkmate. } 0-1