[Event "National K-12 Chess Championship"] [Site "Gaylord National Resort & Convention Center"] [Date "????.??.??"] [Round "2"] [White "Yu, Vincent Zhiwen"] [Black "Warren, Michael E"] [Result "1-0"] [WhiteElo "1514"] [BlackElo "1055"] [Variant "Standard"] [TimeControl "-"] [ECO "C25"] [Opening "Vienna Game: Paulsen Variation"] [Termination "Unknown"] [Annotator "lichess.org"] 1. e4 e5 2. Nc3 Nc6 3. g3 { C25 Vienna Game: Paulsen Variation } Nf6 4. Bg2 g6 5. d3 Bg7 6. f4 d6 7. Nf3 O-O 8. O-O b6?! { (0.31 → 1.05) Inaccuracy. Bg4 was best. } (8... Bg4 9. h3 Bxf3 10. Qxf3 exf4 11. gxf4 Nh5 12. f5 Nd4 13. Qf2 Be5 14. Nd5 c6 15. c3) 9. fxe5? { (1.05 → -0.17) Mistake. f5 was best. } (9. f5 Ne7 10. h3 gxf5 11. Nh4 f4 12. gxf4 Kh8 13. fxe5 dxe5 14. Bg5 Nfg8 15. Qh5 Qe8) 9... dxe5 10. Be3 Bg4 11. h3 Bxf3 12. Qxf3 Nd4 13. Qd1 c5 14. Ne2 Qd7 15. Nxd4 cxd4 16. Bg5 Ne8 17. Bd2 Nc7 18. Qe2 Rac8 19. Rac1 f6?! { (-0.29 → 0.41) Inaccuracy. Qb5 was best. } (19... Qb5 20. b3) 20. Kh2 Ne6 21. a3?! { (0.47 → -0.18) Inaccuracy. h4 was best. } (21. h4 Rc6) 21... Rf7?! { (-0.18 → 0.51) Inaccuracy. h5 was best. } (21... h5 22. h4 Kh7 23. Bh3 Rc6 24. a4 Qe7 25. a5 Bh6 26. Bxh6 Kxh6 27. axb6 Rxb6 28. b3) 22. Bf3 Ng5?? { (0.15 → 5.08) Blunder. Rcf8 was best. } (22... Rcf8 23. Bg2) 23. Bg4?? { (5.08 → 0.67) Blunder. Bxg5 was best. } (23. Bxg5 Qa4) 23... f5?? { (0.67 → 3.20) Blunder. Ne6 was best. } (23... Ne6 24. h4) 24. exf5 gxf5 25. Bh5 f4?! { (3.62 → 5.30) Inaccuracy. Ne6 was best. } (25... Ne6 26. Bxf7+) 26. Bxf7+ Kxf7?! { (5.29 → 8.07) Inaccuracy. Kh8 was best. } (26... Kh8 27. Qg4) 27. Qg2 Rf8 28. gxf4 exf4 29. Qxg5 Qd6 30. Qxf4+ Qxf4+ 31. Rxf4+ Bf6 32. Bb4 Re8 33. Rcf1 Re2+ 34. Kh1 Re6 35. Be1 Kg6 36. Rg4+ Kh5?! { (12.40 → Mate in 7) Checkmate is now unavoidable. Bg5 was best. } (36... Bg5 37. h4) 37. Rf5+ Kh6 38. Bd2+ Bg5 39. Rfxg5 Rg6 40. Rxg6+ Kh5 41. Rh6# { White wins. } 1-0