[Event "Weekly Sparring"] [Site "https://lichess.org/92CqdWDb"] [Date "2024.02.24"] [White "rudiana"] [Black "rakhmangalang"] [Result "1-0"] [UTCDate "2024.02.24"] [UTCTime "12:46:08"] [WhiteElo "2219"] [BlackElo "1952"] [WhiteRatingDiff "+15"] [BlackRatingDiff "-17"] [Variant "Standard"] [TimeControl "600+3"] [ECO "D00"] [Opening "Queen's Pawn Game: Accelerated London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Accelerated London System } Nf6 3. e3 e6 4. Nd2 Bd6 5. Bg3 O-O 6. Ngf3 b6 7. Bd3 Ba6 8. O-O Bxd3 9. cxd3 Bxg3 10. hxg3 Qd6 11. Qb3 c5 12. Qa3 Nbd7 13. Rac1 a5 14. dxc5 bxc5 15. Nb3 Rfc8 16. d4 a4?? { (-0.19 → 1.51) Blunder. Ne4 was best. } (16... Ne4 17. Nxc5) 17. Nxc5 Nxc5 18. Rxc5 Rxc5?! { (1.12 → 1.89) Inaccuracy. Rd8 was best. } (18... Rd8 19. Qd3 Ng4 20. Rfc1 g6 21. Qe2 Qe7 22. R5c3 Rab8 23. Rc7 Rd7 24. Rxd7 Qxd7 25. Ne1) 19. dxc5 Qc7?! { (2.02 → 3.37) Inaccuracy. Qf8 was best. } (19... Qf8 20. Rc1 Ne4 21. Ne5 Qb8 22. Nd3 h5 23. c6 Qf8 24. Nc5 Rc8 25. Nxa4 Qxa3 26. bxa3) 20. Nd4?! { (3.37 → 2.19) Inaccuracy. b4 was best. } (20. b4) 20... Ne4 21. Rc1 Ra5 22. c6 e5?! { (3.12 → 4.18) Inaccuracy. g6 was best. } (22... g6 23. b4 axb3 24. Qxb3 Nd6 25. a4 Nc4 26. e4 Ra6 27. exd5 exd5 28. Qb5 Ra5 29. Qb7) 23. Nf5 g6 24. Qe7 Ra7?? { (4.30 → Mate in 1) Checkmate is now unavoidable. Qxe7 was best. } (24... Qxe7 25. Nxe7+ Kf8 26. c7 Nd6 27. c8=Q+ Nxc8 28. Nxc8 Ra6 29. b4 axb3 30. axb3 d4 31. exd4) 25. Qe8# { White wins by checkmate. } 1-0