[Event "U.S. Women's Championship"] [Site "chess24.com"] [Date "2023.10.07"] [Round "3.5"] [White "Lee, Alice"] [Black "Yip, Carissa"] [Result "0-1"] [WhiteElo "2388"] [WhiteTeam "United States"] [BlackElo "2372"] [BlackTeam "United States"] [Annotator "Nemcova"] [Variant "Standard"] [ECO "E94"] [Opening "King's Indian Defense: Orthodox Variation"] [Source "https://lichess.org/study/b0nfXV2i/62Oz8uPC"] [Orientation "white"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O h6!? { An interesting sideline prepared by Yip for this game. } 8. d5 a5 9. Ne1 Na6 10. b3 Nc5 11. Qc2 b6 12. Bd2 Nfd7 13. Bg4 f5! $15 { This is not a pawn sacrifice, but a really strong positional move backed by good calculation. } 14. exf5 Nf6! 15. Bh3 gxf5 16. Qc1 (16. Bxf5?? Bxf5 17. Qxf5 Nfe4! $19 { and Black wins the d2-bishop. }) 16... Rf7 17. f3 (17. Bxh6? { allows something similar to the game: } 17... f4! 18. Bxc8 Qxc8 19. Bxg7 Rxg7 $17 { with a very strong attack for Black. }) 17... Nh7 18. Bxh6 f4! 19. Bxc8 Qxc8 20. Bxg7 Rxg7 21. Qc2 Qh3 22. Kh1 Qh5 23. Nd3 Nxd3 24. Qxd3 Ng5?! { Yip was trying to play fast here to take advantage of Lee's time pressure. This is a risky decision as it can lead to inaccuracies. } (24... Kf7!? 25. Rae1 Rh8 { is preferable. }) 25. Ne4! Nh7 26. a3 Rg6 27. Ra2 Kh8 28. Kg1 Rag8 29. g4! { The best defense in the position. } 29... fxg3 30. hxg3 Rh6 31. Rg2 Rf8 32. Kf2 Nf6 33. Nxf6?! (33. Ke2!? { If Black wishes to trade the knights, she can do it on her turn. Meanwhile, White can get her king away from the open lines. }) 33... Rhxf6 34. g4?! { Combined with White's next move, this is a big blunder in time pressure. } (34. Ke2? e4!! 35. Qxe4 Re8 $19) (34. f4! { A very difficult move to make in such a position. } 34... exf4 35. Kg1 fxg3 36. Rxf6 Rxf6 37. Rxg3) 34... Qh3 35. Rg3?? { This is the real mistake. } (35. Kg1 Rxf3 36. Rxf3 Rxf3 37. Qg6!) 35... Qh2+! $19 36. Ke3 Kg7!! { Getting the king away from the h-file. } (36... Qxg3?? 37. Rh1+ Kg7 38. Qh7#) 37. g5 Rf4 38. Rfg1 Rxf3+! { A nice tactical finish to the game. } 39. Rxf3 Qxg1+ 40. Kd2 Qg2+ 41. Qe2 Qxf3 { 0-1 Black wins. } 0-1