[Event "National Elementary Championship"] [Site "Columbus, Ohio, United States"] [Date "2022.05.14"] [Round "3.18"] [White "Yue, Tariq"] [Black "Yang, Lucas"] [Result "0-1"] [WhiteElo "1826"] [BlackElo "1458"] [Annotator "Hartmann,John"] [Variant "Standard"] [ECO "A09"] [Opening "Réti Opening: Advance Variation"] [Source "https://lichess.org/study/upGBDpGo/zO8DAbhq"] [Orientation "black"] 1. Nf3 d5 2. c4 d4 3. b4 f6 4. e3 e5 5. exd4 e4! 6. Qe2 Qe7 7. Ng1 Nc6 { Already White is in a bit of a pickle. } 8. Ba3? (8. Bb2?! Nxb4) (8. Nc3 Nxd4 9. Qd1) 8... Nxd4 9. Qd1 Qe5 10. Nc3 Bf5 (10... Bg4! 11. f3?? $140 (11. Qxg4 Nc2+) 11... exf3+) 11. Nd5 e3 (11... Nc2+ { also works: } 12. Qxc2 Qxa1+ 13. Bc1 O-O-O $19) 12. Rc1 exd2+ 13. Kxd2 O-O-O 14. Rc3 c6 (14... Nb5! 15. cxb5 $140 Qxd5+ $19) 15. Re3 Qb8 16. Rc3 Nb5 17. Bd3 Bxd3 { Too accomodating. } (17... Qe5! { (threatening the c3-rook) } 18. cxb5 (18. Bxf5+ Qxf5) 18... Qxd5 19. Qf3 Qxb5) 18. Rxd3 { Now White is back in the game. } 18... Qe5 19. Nf3 Qf5 20. cxb5 (20. Nb6+ axb6 21. Rxd8+ Kxd8 22. cxb5 Qxb5 23. Kc3+ Kc8! $17) (20. Kc1! cxd5 21. cxb5 $13) 20... Rxd5 21. Kc3 Rxd3+ 22. Qxd3 Qxd3+ 23. Kxd3 Bd6? (23... cxb5 { nabs a pawn and restricts the a3-bishop. }) 24. bxc6 bxc6 25. Rc1 Ne7 26. Nd4 Kb7 27. g3 Rd8 28. Ne6 Rd7 29. Kc2 Nd5 30. Kb3 Nc7 31. Re1 Nxe6 32. Rxe6 Kc7 33. Bb2 Re7 34. Rxe7+ Bxe7 { [#] Looks like it should be a draw from here. So how does Yang win? } 35. Bd4 a6 36. Bc5 Bxc5 37. bxc5 { Swapping off the bishops is justified, as the king and pawn endgame should also be drawn. } 37... Kd7 38. Kc4 Ke6 39. Kd4 Kf5 40. f3 g5 41. h3 h5 42. Kc4 Ke5 43. Kb4 Kd5 44. a4 f5 { [#] Now comes the fatal mistake. } 45. h4?? f4! 46. g4 (46. hxg5 fxg3 { clearly loses }) 46... hxg4 (46... gxh4 47. g5 h3 48. g6 Ke6! { also works }) 47. h5 Ke6 48. h6 Kf7 { A pawn endgame breakthrough that might appear in some books someday! } 0-1