[Event "WRBC 2022. Rapid Women"] [Site "Almaty, Kazakhstan"] [Date "2022.12.28"] [Round "13.1"] [White "Saduakassova, Dinara"] [Black "Tan, Zhongyi"] [Result "0-1"] [WhiteElo "2435"] [BlackElo "2502"] [Annotator "Lang,JJ"] [Variant "Standard"] [ECO "D02"] [Opening "Queen's Pawn Game: London System"] [StudyName "World Rapid Championship"] [ChapterName "Saduakassova, Dinara - Tan, Zhongyi"] [ChapterURL "https://lichess.org/study/okgre2NA/E1ho7tqE"] [Orientation "white"] { [%evp 0,80,30,23,28,30,27,14,26,12,4,-11,-3,-10,-7,15,75,82,82,69,89,82,80,45, 35,22,14,9,1,6,41,45,40,45,136,67,87,66,102,101,93,89,91,79,98,65,95,75,90,0,0, 0,0,-33,-39,-84,-42,-108,-65,-70,-65,-72,-71,-71,-63,-71,-65,-64,-57,-62,-70, -76,-81,-76,-65,-84,-124,-124,-154,-150,-279,-289,-148] } 1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. e3 e6 5. c4 Bxb1 6. Rxb1 Bb4+ 7. Ke2 dxc4 8. Qa4+ Nc6 9. Ne5 a5 10. Nxc6 Qd7 11. a3 Bd6 12. Qxc4 Bxf4 13. exf4 bxc6 14. g3 O-O 15. Bg2 Nd5 16. Rhc1 Nb6 17. Qxc6 Qxd4 18. Qc3 Qxc3 19. Rxc3 Ra7 20. Rbc1 Rc8 21. Bc6 Kf8 22. a4 Ke7 23. b3? (23. Rd3 { It was necessary to begin thinking about activating the rooks. With the pawn back on b2, the majority of the b-file would remain functionally open. } 23... h5 24. Rcc3!) 23... Nd5 24. Bxd5 { Black's split queenside pawns should be a liability, but the fixed and backwards b3-pawn, as well as doubled f-pawns, should guarantee no worse than a draw for Black. } 24... exd5 25. Rc6 Kd7 26. R6c3? (26. Kd3 { It is not clear why White was so quick to give up the blockade. } 26... Rb8 27. Kd4 Rxb3 28. Kxd5 Rb4 29. R1c4 { Perhaps she missed this move, or overestimated Black's reply. } 29... Rb2 30. Rc2) 26... c6 { The problem is not that the pawns are now connected. Rather, it's that the pawns will be connected and mobile after Black plays ...Kd7-d6 and ...c6-c5. } 27. Rd1 Rb7 28. Re3 Re8 29. Rxe8 Kxe8 30. Rd3 Kd7 31. Kd2 Kd6 32. Kc3 c5! 33. Kc2 d4 34. Rd1 Re7 35. Kd3 Kd5 36. Rc1 Rb7 37. Rb1 Rxb3+ { A nice exclamation point on the end of a lovely, patient comeback for the title. } 38. Rxb3 c4+ 39. Kc2 cxb3+ 40. Kxb3 f5 { 0-1 Black wins. } 0-1