[Event "U.S. Junior Championship - Girls"] [Site "Saint Louis, US"] [Date "2024.07.19"] [Round "4"] [White "Su, Jasmine Zhixin"] [Black "Mou, Iris"] [Result "1-0"] [WhiteElo "2051"] [WhiteTeam "USA"] [WhiteFideId "30974909"] [BlackElo "2165"] [BlackTitle "WIM"] [BlackTeam "USA"] [BlackFideId "30939836"] [Board "2"] [Annotator "FM Davis Zong"] [Variant "Standard"] [ECO "B15"] [Opening "Caro-Kann Defense: Tartakower Variation"] [Source "https://lichess.org/study/HdJRwKaQ/CjA8hJ7N"] [Orientation "white"] 1. e4 { [%clk 2:00:59] } 1... c6 { [%clk 2:00:55] } 2. d4 { [%clk 2:01:24] } 2... d5 { [%clk 2:01:17] } 3. Nc3 { [%clk 2:01:45] } 3... dxe4 { [%clk 2:01:37] } 4. Nxe4 { [%clk 2:02:06] } 4... Nf6 { [%clk 2:02:02] } 5. Nxf6+ { [%clk 2:02:23] } 5... exf6 { In this line of the Caro-Kann, Mou accepts the long-term drawback of doubled pawns, but retains a solid position and unhindered development. } { [%clk 2:02:23] } 6. Be3 { [%clk 2:02:47] } 6... Bd6 { [%clk 2:01:58] } 7. Bd3 { [%clk 2:03:03] } 7... O-O { [%clk 2:01:14] } 8. Ne2 { [%clk 2:02:51] } 8... Re8 { [%clk 2:00:34] } 9. O-O { [%clk 2:02:34] } 9... Nd7 { [%clk 2:00:26] } 10. Ng3 { [%clk 1:59:51] } 10... Nf8 { [%clk 1:59:43] } 11. c4 { [%clk 1:55:09] } 11... Be6 { [%clk 1:52:33] } 12. Rc1 { [%clk 1:44:17] } 12... Bc7 { [%clk 1:47:58] } 13. Qf3 { [%clk 1:38:33] } 13... Qd7 { [%clk 1:36:10] } 14. h3 { [%clk 1:30:57] } 14... Qd6 { [%clk 1:28:31] } 15. Rfd1 { [%clk 1:26:16] } 15... Rad8 { [%clk 1:23:17] } 16. Nf1 { [%clk 1:16:36] } 16... Qd7 { [%clk 1:15:26] } 17. Bb1 { [%clk 1:05:48] } 17... Bb8 { [%clk 1:12:45] } 18. Bf4 { [%clk 1:01:19] } 18... Bxf4 { [%clk 1:08:27] } 19. Qxf4 { [%clk 1:01:32] } 19... Qd6 { [%clk 0:59:04] } 20. Qf3 { [%clk 0:59:28] } 20... b5 { [%clk 0:51:55] } 21. c5 { [%clk 0:48:41] } 21... Qc7 { [%clk 0:43:00] } 22. Be4 { [%clk 0:37:46] } 22... Bd5? { A very natural move by Mou, but it allows the d-pawn forward. } { [%clk 0:34:41] } (22... Bc4! { This move hinges on a few tactics, but it keeps the balance. In particular, the ideas of forks with ... Bc4-e2 and ... Nf8-e6-g5 are both in the air. } 23. Ne3 (23. Bxc6?? Be2! 24. Qf5 Qxc6 $19) (23. Rxc4! bxc4 24. Bxc6 Re7 25. Ne3) 23... Ne6 24. Nxc4 bxc4 25. Qc3 Nxc5 $10) 23. Bxd5 { [%clk 0:37:39] } 23... Rxd5 { [%clk 0:35:03] } 24. Ne3! { A strong play by Su, forcing the second player into a dilemma of losing an Exchange or allowing a strong passed pawn. } { [%clk 0:37:54] } 24... Red8 { [%clk 0:35:07] } (24... Rdd8 { is not much better, as the strong d-pawn is certainly worth an Exchange. } 25. d5 cxd5 26. Nxd5 Qe5 27. c6 $18) 25. Nxd5 { [%clk 0:37:27] } 25... Rxd5 { [%clk 0:35:31] } 26. a4 { [%clk 0:32:20] } 26... b4 { [%clk 0:34:15] } 27. a5 { [%clk 0:25:57] } 27... Ne6 { [%clk 0:25:59] } 28. Rc4 { [%clk 0:22:17] } 28... Qxa5 { [%clk 0:24:37] } 29. Qb3 { [%clk 0:22:24] } 29... Qd8 { [%clk 0:23:41] } (29... g6! { was more solid. It turns out that Black doesn't want to take on c5 because it opens up White's rooks. } 30. Rxb4 Kg7 31. Ra4 Qc7) 30. Rxb4 { [%clk 0:21:36] } 30... Nxc5 { [%clk 0:23:22] } 31. Qc2 { [%clk 0:20:50] } (31. Qxd5! { Was a clearer way to win. Although two rooks for a queen is less of a material advantage than a whole Exchange, the passed pawn is really strong here. } 31... cxd5 32. dxc5 Qc7 33. c6 g5 34. Rc1 $18) 31... Na6 { [%clk 0:18:21] } (31... g5! { was more resilient, creating luft and gaining space. } 32. Rc4 Ne6 33. Rxc6 Rxd4 34. Rxd4 Qxd4) 32. Rc4 { From here, Su demonstrates great technique to finish the game. } { [%clk 0:20:31] } 32... g6 { [%clk 0:15:32] } 33. Ra1 { [%clk 0:19:15] } 33... Nb8 { [%clk 0:13:56] } 34. Rxa7 { [%clk 0:18:52] } 34... Qb6 { [%clk 0:09:44] } 35. Raa4 { [%clk 0:18:25] } 35... Kg7 { [%clk 0:09:12] } 36. Rab4 { [%clk 0:17:24] } 36... Qc7 { [%clk 0:07:39] } 37. Rb3 { [%clk 0:16:02] } 37... Qd6 { [%clk 0:07:28] } 38. Rd3 { [%clk 0:14:02] } 38... Qe7 { [%clk 0:06:04] } 39. Rc5 { [%clk 0:12:11] } 39... Rd8 { [%clk 0:05:18] } 40. Qc3 { [%clk 0:10:29] } 40... Qe6 { [%clk 0:03:31] } 41. b4 { [%clk 0:09:29] } 41... Rd6 { [%clk 0:03:03] } 42. b5 { [%clk 0:09:18] } 42... cxb5 { [%clk 0:02:58] } 43. Rxb5 { [%clk 0:09:37] } 43... Nd7 { [%clk 0:02:17] } 44. d5 { [%clk 0:09:25] } 44... Qe2 { [%clk 0:02:03] } 45. Rb2 { [%clk 0:09:29] } 45... Qe4 { [%clk 0:02:11] } 46. Rd4 { [%clk 0:08:30] } 46... Qe5 { [%clk 0:02:20] } 47. f4 { [%clk 0:08:03] } 47... Qe7 { [%clk 0:02:12] } 48. Kh2 { [%clk 0:07:30] } 48... Qd8 { [%clk 0:02:10] } 49. Rb5 { [%clk 0:04:16] } 49... Nb6 { [%clk 0:01:37] } 50. Qc5 { [%clk 0:04:26] } 50... g5 { [%clk 0:00:44] } 51. Rdb4 { [%clk 0:04:05] } 51... Na8 { [%clk 0:00:38] } 52. Rb8 { [%clk 0:03:03] } 52... Qc7 { [%clk 0:01:04] } 53. R4b5 { [%clk 0:02:13] } 53... Ra6 { [%clk 0:00:36] } 54. Qxc7 { [%clk 0:02:08] } 54... Nxc7 { [%clk 0:01:02] } 55. Rc5 { [%clk 0:02:34] } 55... Ra7 { [%clk 0:01:15] } 56. d6 { [%clk 0:02:22] } 56... Ne6 { [%clk 0:01:31] } 57. Rd5 { [%clk 0:02:15] } 57... Rd7 { [%clk 0:01:55] } 58. f5 { [%clk 0:02:32] } 58... Nf8 { [%clk 0:01:02] } 59. Rc8 { [%clk 0:02:39] } 59... h6 { [%clk 0:00:48] } 60. Rc7 { [%clk 0:02:50] } 60... Rd8 { [%clk 0:01:11] } 61. d7 { [%clk 0:02:47] } 61... h5 { [%clk 0:01:22] } 62. g4 { [%clk 0:03:08] } 62... hxg4 { [%clk 0:01:24] } 63. hxg4 { [%clk 0:03:33] } 63... Kh6 { [%clk 0:01:23] } 64. Kg3 { [%clk 0:03:57] } 64... Kg7 { [%clk 0:01:47] } 65. Kf3 { [%clk 0:04:21] } 65... Kh6 { [%clk 0:02:11] } 66. Ke4 { [%clk 0:04:45] } 66... Kg7 { [%clk 0:02:12] } 67. Kd4 { [%clk 0:04:50] } 67... Kh6 { [%clk 0:01:57] } 68. Kc5 { [%clk 0:05:12] } 68... Kg7 { [%clk 0:02:17] } 69. Kc6 { [%clk 0:05:38] } 69... Kh6 { [%clk 0:02:22] } 70. Rc8 { [%clk 0:06:01] } 70... Rxd7 { [%clk 0:02:39] } 71. Rxd7 { [%clk 0:06:26] } 71... Nxd7 { [%clk 0:03:04] } 72. Kxd7 { 1-0 White wins. } { [%clk 0:06:50] } 1-0