[Event "756th Indonesia Chess Festival Team Battle"] [Site "https://lichess.org/o9tjfnZs"] [Date "2024.05.04"] [White "oberschlumpf"] [Black "RIDHO88-MCS"] [Result "1-0"] [UTCDate "2024.05.04"] [UTCTime "08:33:36"] [WhiteElo "2301"] [BlackElo "1814"] [WhiteRatingDiff "+1"] [BlackRatingDiff "-1"] [WhiteTitle "NM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "D31"] [Opening "Semi-Slav Defense: Marshall Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 { D31 Semi-Slav Defense: Marshall Gambit } Nf6 5. e5 Nfd7 6. Nf3 Be7 7. Bd3 O-O?! { (1.00 → 2.00) Inaccuracy. dxc4 was best. } (7... dxc4) 8. O-O?! { (2.00 → 1.38) Inaccuracy. h4 was best. } (8. h4 f5) 8... f5 9. exf6 Bxf6 10. Re1 Nb6 11. b3 Qc7?! { (2.37 → 3.41) Inaccuracy. c5 was best. } (11... c5 12. cxd5 Nxd5 13. Nxd5 exd5 14. Ba3 Nc6 15. Bxc5 Be7 16. Bxe7 Nxe7 17. Qc2 Bf5 18. Bxf5) 12. Qc2 h6 13. c5 N6d7 14. Rxe6 Nxc5 15. Bh7+?! { (3.14 → 2.30) Inaccuracy. Rxf6 was best. } (15. Rxf6 Rxf6 16. dxc5 Bg4 17. Nd4 Nd7 18. h3 Ne5 19. Nce2 Nxd3 20. Qxd3 Bxe2 21. Nxe2 Qe5) 15... Kh8 16. Rxf6 Rxf6 17. dxc5 Nd7?! { (2.26 → 3.16) Inaccuracy. Bg4 was best. } (17... Bg4 18. Nh4 Na6 19. Bb2 Nb4 20. Qb1 Re8 21. Nb5 cxb5 22. Bxf6 gxf6 23. Bf5 Bxf5 24. Qxf5) 18. Ne2 Ne5 19. Nxe5 Qxe5 20. Bb2 Rxf2? { (4.42 → 8.67) Mistake. Qg5 was best. } (20... Qg5 21. Bxf6 Qxf6 22. Rf1 h5 23. Bd3 Kg8 24. Qc3 Qxc3 25. Nxc3 h4 26. Ne2 Kf7 27. Nd4) 21. Kxf2?! { (8.67 → 5.57) Inaccuracy. Bxe5 was best. } (21. Bxe5 Bf5 22. Bxf5 Re8 23. Kxf2 Rxe5 24. Rf1 d4 25. Ke1 Re8 26. Kd1 Rd8 27. Bd3 b6) 21... Bg4?? { (5.57 → Mate in 9) Checkmate is now unavoidable. Qc7 was best. } (21... Qc7 22. Kg1 Qe7 23. Qg6 Bg4 24. Kh1 Rf8 25. Qxh6 Rf6 26. Bxf6 Qxf6 27. Qxf6 gxf6 28. Bd3) 22. Bxe5 Rf8+ 23. Kg1 Bxe2? { (9.46 → Mate in 3) Checkmate is now unavoidable. Bf5 was best. } (23... Bf5 24. Bxf5 d4 25. Nxd4 Rd8 26. Ne6 Rd5 27. Bxg7+ Kg8 28. Bh7+ Kf7 29. Qg6+ Ke7 30. Qf6+) 24. Qxe2 Rf5 25. Rf1 b5 26. Bxf5 a5 27. Bg6 b4 28. Rf8# { White wins by checkmate. } 1-0