[Event "KOC Week 5"] [Site ""] [Date "2024.08.06"] [Round "1.1"] [White "Eldirani, Alex"] [Black "Nguyen, Benjamin"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A04"] [Opening "Zukertort Opening: Black Mustang Defense"] [Termination "Unknown"] [Annotator "lichess.org"] 1. Nf3 Nc6 { A04 Zukertort Opening: Black Mustang Defense } 2. e3 d6 3. Be2 Be6 4. O-O Qd7 5. d3 O-O-O 6. Qd2 Nf6 7. e4 d5 8. d4 dxe4 9. Ne5 Qd6 10. Bd3 Ng4 11. h3 h5 12. Nd7 Rxd7 13. f3 Nxd4 14. g3 Nf5 15. Bb5 Rd8 16. hxg4 Nxg3 17. Kh2 Qxd2+ 18. Kh3 exf3 19. Bxd2 Rxd2 20. Kxg3 Rh6 21. Kxf3 a6 22. a3 Rxc2 23. Rf2 hxg4+ 24. Kf4 g3 25. Rxc2 Rh4+ 26. Kxg3 axb5 27. Kxh4 Bf5 28. Kg3 e6 29. Kf2 Bd6 30. Ke1 Bxc2 31. Kd2 Be4 32. Kc3 g5 33. b3 g4 34. b4 g3 35. a4 g2 36. axb5 g1=Q 37. Kc4 Qf1+ 38. Kd4 Bg2 39. Nc3 Qe1 40. Rxe1 Bg3 41. Rxe6 fxe6 42. Nd5 exd5 43. Kd3 Bf1+ 44. Kc3 Be1+ 45. Kb3 d4 46. Ka3 d3 47. Ka4 d2 48. Ka5 d1=Q 49. b6 cxb6+ 50. Kxb6 Bf2+ 51. Ka5 Qa1# { Black wins. } 0-1