[Event "Cairnhill op 21st"] [Site "Singapore"] [Date "2003.12.07"] [Round "2"] [White "Sitanggang, Salor"] [Black "Sadorra, Julio Catalino"] [Result "0-1"] [GameId "nc8FcV0m"] [WhiteElo "2407"] [BlackElo "2255"] [Variant "Standard"] [TimeControl "-"] [ECO "D00"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. e3 d5 2. d4 { D00 Queen's Pawn Game } e6 3. f4 b6 4. Nf3 Bd6 5. Bd3 Ba6 6. Bxa6 Nxa6 7. O-O Nf6 8. Nbd2 c5 9. c3 Nc7 10. Ne5 O-O 11. Qf3 Nfe8 12. Qh3 f6 13. Nd3 c4 14. Nf2 f5 15. g4 Qd7 16. Kh1 Nf6 17. Rg1 b5 18. Nf3 Ne4 19. Nxe4 fxe4 20. Nh4 b4 21. Bd2 Rab8? { (-1.63 → -0.35) Mistake. a5 was best. } (21... a5 22. Be1) 22. Raf1 Be7?! { (-0.78 → 0.00) Inaccuracy. bxc3 was best. } (22... bxc3 23. Bxc3 Rf7 24. a3 Nb5 25. Be1 Bf8 26. Bg3 Nd6 27. f5 Rxb2 28. Ng6 exf5 29. Ne5) 23. g5?? { (0.00 → -1.79) Blunder. cxb4 was best. } (23. cxb4 a5 24. f5 Bxh4 25. Qxh4 exf5 26. gxf5 Rxf5 27. Rxg7+ Kxg7 28. Qg4+ Kf6 29. Qh4+) 23... g6 24. Be1?! { (-2.03 → -2.75) Inaccuracy. Rg4 was best. } (24. Rg4 b3) 24... Rb6?! { (-2.75 → -1.83) Inaccuracy. Ne8 was best. } (24... Ne8 25. cxb4) 25. Bg3?! { (-1.83 → -3.04) Inaccuracy. Rg4 was best. } (25. Rg4 a5) 25... Ne8 26. f5 exf5 27. Be5 Ng7 28. Rf2?! { (-2.50 → -3.22) Inaccuracy. Ng2 was best. } (28. Ng2 Bd6 29. Bxd6 Qxd6 30. Nf4 Ne6 31. Nxe6 Qxe6 32. Qg3 Qd6 33. Kg2 bxc3 34. Qxd6 Rxd6) 28... Bd6 29. Bxg7 Qxg7 30. Qf1 Qe7 31. Ng2 Rfb8?! { (-4.42 → -3.37) Inaccuracy. Ra6 was best. } (31... Ra6 32. Nf4) 32. Ne1? { (-3.37 → -6.75) Mistake. Nf4 was best. } (32. Nf4 Bxf4 33. Rxf4 bxc3 34. bxc3 Qa3 35. Qe1 Rb2 36. Qg3 Qd6 37. h4 Rc2 38. h5 Rbb2) 32... bxc3 33. bxc3 Rb1 34. Qg2 Qc7 35. h4 a5 36. h5 a4 37. Nc2 Rxg1+ 38. Qxg1 Qa5?? { (-7.01 → -2.86) Blunder. a3 was best. } (38... a3) 39. Qe1?? { (-2.86 → -7.93) Blunder. Nb4 was best. } (39. Nb4 a3) 39... Bg3 40. Nb4 Qd8 41. Nc6 Bxf2 42. Qd1? { (-9.84 → Mate in 7) Checkmate is now unavoidable. Qxf2 was best. } (42. Qxf2 Rb1+ 43. Qg1 Rxg1+ 44. Kxg1 Qxg5+ 45. Kf2 Qh4+ 46. Ke2 Qxh5+ 47. Kd2 Kf7 48. Nb4 Qh2+) 42... Qxg5 43. Nb4 Qh4+ 44. Kg2 Qg3+ 45. Kf1 Bxe3 46. Nc6 Qf2# { Black wins by checkmate. } 0-1