[Event "U.S. Girls Chess Championship 2023"] [Site "St Louis"] [Date "2023.07.24"] [Round "8"] [White "Tang, Zoey"] [Black "Yip, Carissa"] [Result "0-1"] [WhiteElo "2290"] [BlackElo "2369"] [Annotator "Davis Zong Jr"] [Variant "Standard"] [ECO "E73"] [Opening "King's Indian Defense: Semi-Averbakh System"] [Source "https://lichess.org/study/ZBuAQUT7/hqCcKyNL"] [Orientation "white"] { Annotations by Davis Zong Jr } 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. d5 Ne5 8. h3 e6 9. f4 Ned7 10. Nf3?! { White does get a big pawn center, but it comes under heavy pressure from Black's pieces. } (10. dxe6 fxe6 11. h4 { Slowly chipping away at Black's kingside. }) 10... exd5 11. cxd5 Re8 $15 12. Qc2 Nb6?! (12... Qe7! { was stronger, pointing out White's crisis on the e-file. } 13. Nd2 c6 $17) 13. Bf2 Nh5 14. g3 Bd7 (14... Bxc3+! { Most top players would never even consider giving away the fianchettoed bishop, but here Black can win the e4-pawn by force. } 15. bxc3 Nf6 16. Nd2 Nxe4 17. Nxe4 Bf5 $19) 15. Nd2 Nf6 16. Kf1 c6 17. dxc6 Bxc6 18. Bf3 Rc8 19. Kg2? (19. Rd1 $15 { Prophylaxis against . .. d6-d5. Black can't push the pawn now because of the pin. }) 19... d5! $19 20. Rad1 dxe4? (20... d4! { was the path to win. Black will capture on e4 next and utilize the c-file pin and along with White's weak king. } 21. Nb3 Bxe4 22. Bxe4 Nxe4 23. Bxd4 Nd5 $19) 21. Ndxe4 Qc7 22. Nxf6+ (22. Rhe1!) 22... Bxf6 $17 23. Rd3 Nc4 24. Rhd1 Bxf3+ 25. Rxf3 Qc6 26. Rd3 Rcd8 (26... b5! { Cementing the c4-knight. }) 27. b3 Nb2 28. Rd2 (28. Rxd8 Rxd8 29. Qe4! { was a good way to liquidate the pieces and escape the deadly pin. }) 28... Rxd2 29. Qxd2 Rd8 30. Qxb2 Rd3 31. Qe2 Rxc3 $19 32. b4 a6 33. a4 Rc2? { Looks very promising for Black but misses White's 34th move. } (33... Rb3 { Preventing b4-b5, whereupon the passed pawn and White's exposed king will give an easy win for the second player. } 34. b5 axb5 35. axb5 Rxb5 $19) 34. b5! Rxe2 35. bxc6 bxc6 $17 { The start of a long endgame grind. Black is up a pawn and plays for two results. } 36. Rd3 Rc2 37. Kf3 Kf8 38. Rd7 Ke8 39. Rc7 Rc3+ 40. Kg2 Bd8 41. Ra7 a5 42. Ra8 Kd7 43. Be1 Rc5 44. Kf3 Rd5 45. g4 Bc7 46. Ra7 h5 47. Ke2 hxg4 48. hxg4 Kc8 49. Ra8+ Kb7 50. Rf8 f5 51. gxf5 gxf5 52. Bd2 c5 53. Rf7 c4 54. Bc3 Kc6 55. Rf6+ Bd6 56. Be5 Kc5 57. Bc3 Bxf4 58. Bxa5 Bd6 59. Rf7?? { A natural-looking move turns out to be a blunder. White had to start advancing the a-pawn immediately. } (59. Be1! { An especially tough move to spot, especially with less than two minutes on the clock. } 59... Kd4 60. a5 c3 61. a6 c2 62. Kd2 Bb4+ 63. Kxc2 Bxe1 64. a7 Ra5 65. Rxf5 $10) 59... Kd4 $19 60. Bd2 c3 61. Bc1 Kc4 62. Rb7 c2 63. Rb6 Bb4 64. Rb5 Rd1 65. Bg5 Bc5 66. Rb7 c1=Q 67. Bxc1 Rxc1 68. Rf7 Rc2+ 69. Ke1 Rf2 70. Rc7 Rf4 71. a5 Kb5 72. a6 Ra4 73. Rf7 f4 74. Rf5 Kc6 75. Rf6+ Bd6 76. Ke2 Rxa6 { 0-1 Black wins. } 0-1