[Event "U.S. National Invitational Tournaments"] [Site "Grand Rapids"] [Date "2023.07.31"] [Round "05"] [White "Ram, Jwalanthi"] [Black "Yan, Ruiyang"] [Result "0-1"] [WhiteElo "1911"] [BlackElo "2356"] [TimeControl "5400+30"] [Annotator "Davis Zong Jr"] [Variant "Standard"] [ECO "A36"] [Opening "English Opening: Symmetrical Variation, Botvinnik System Reversed, with e3"] [Source "https://lichess.org/study/w2guu0Vb/hmGVKpvi"] [Orientation "white"] 1. c4 { [%clk 1:30:59] } 1... c5 { [%clk 1:30:51] } 2. Nc3 { [%clk 1:31:22] } 2... Nc6 { [%clk 1:31:19] } 3. g3 { [%clk 1:31:51] } 3... g6 { [%clk 1:31:43] } 4. Bg2 { [%clk 1:32:15] } 4... Bg7 { [%clk 1:32:10] } 5. e3 { [%clk 1:32:18] } 5... e5 { [%clk 1:31:43] } 6. Nge2 { [%clk 1:31:22] } 6... Nge7 { [%clk 1:32:07] } 7. O-O { [%clk 1:31:39] } 7... O-O { [%clk 1:32:34] } 8. b3 { [%clk 1:30:50] } 8... d6 { [%clk 1:32:42] } 9. Bb2 { [%clk 1:30:51] } 9... Be6 { [%clk 1:32:31] } 10. d3 { [%clk 1:29:54] } 10... d5 { [%clk 1:31:50] } 11. cxd5 { [%clk 1:29:26] } 11... Nxd5 { [%clk 1:32:16] } 12. Nxd5 { [%clk 1:26:21] } 12... Bxd5 { [%clk 1:32:26] } 13. Rc1 { [%clk 1:23:05] } 13... Bxg2 { [%clk 1:31:05] } 14. Kxg2 { [%clk 1:23:33] } 14... b6 { [%clk 1:29:34] } 15. Bc3 { [%clk 1:22:58] } 15... Qd5+ { [%clk 1:29:19] } 16. e4 { [%clk 1:21:05] } 16... Qd6 { [%clk 1:29:43] } 17. Qc2 { [%clk 1:20:21] } 17... Rad8 { [%clk 1:24:46] } 18. Rcd1 { [%clk 1:18:53] } 18... Rd7 { [%clk 1:18:10] } 19. f4 { [%clk 1:12:32] } 19... exf4 { [%clk 1:12:59] } 20. Nxf4 { [%clk 1:10:00] } 20... Ne7 { [%clk 1:10:51] } 21. Rf3 { [%clk 1:08:22] } 21... Bxc3 { [%clk 1:01:26] } 22. Qxc3 { [%clk 1:08:43] } 22... Qd4 { [%clk 1:01:53] } 23. Qxd4 { [%clk 1:06:11] } 23... Rxd4 { Yan has maintained her Maroczy Bind all the way until the endgame, as White's d3 pawn is still held back. Now comes the arduous task of pressing against the weak d3-pawn and slowly improving the position. } { [%clk 1:01:57] } 24. Kf2 { [%clk 1:05:11] } 24... Nc6 { [%clk 1:01:14] } 25. Ke2 { [%clk 1:01:16] } 25... Re8 { [%clk 1:00:44] } 26. Re3 { [%clk 0:58:36] } 26... Kg7 { [%clk 0:59:49] } 27. g4 { [%clk 0:55:06] } 27... Re5 { [%clk 0:56:04] } 28. Nd5 { [%clk 0:52:00] } 28... h5 { [%clk 0:45:26] } 29. h3 { [%clk 0:48:02] } 29... Rg5 { [%clk 0:45:49] } 30. gxh5 { [%clk 0:44:27] } 30... Rxh5 { [%clk 0:46:07] } 31. Rg1 { [%clk 0:42:16] } 31... Ne5 { [%clk 0:43:40] } 32. Reg3 { [%clk 0:33:28] } 32... b5 { [%clk 0:39:42] } 33. Nc7 { [%clk 0:26:56] } (33. Nf4! { was a good try to equalize. White can trade off the knights and the position looks drawish. } 33... Rh4 34. Rg5 Rxf4 35. Rxe5 $10) 33... c4! $15 { The best winning try; breaking White's pawn chain and allowing the d4-rook to become active. } { [%clk 0:39:53] } 34. bxc4? { [%clk 0:17:51] } (34. Nxb5! { Black is anyway hitting hard on d3 and e4, so it was better to grab a pawn along the way. } 34... cxd3+ 35. Ke3 Rd7 36. Nc3 Rh8 37. Nd5 Rd6 $17) 34... bxc4 { [%clk 0:40:19] } 35. Ne8+ { [%clk 0:18:03] } 35... Kf8 { [%clk 0:34:13] } 36. Nf6 { [%clk 0:17:15] } 36... Rh4 { [%clk 0:34:28] } 37. dxc4 { [%clk 0:16:50] } 37... Rxc4 { [%clk 0:33:42] } 38. Rd1 { [%clk 0:13:25] } 38... Ke7 { [%clk 0:32:38] } 39. Nd5+ { [%clk 0:12:36] } 39... Ke6 { [%clk 0:32:35] } 40. Re3 { [%clk 0:11:04] } (40. Nc3 { defends the e4-pawn, and it's still a long game. } 40... Rh8 $17) 40... Rhxe4 { [%clk 0:31:09] } 41. Rxe4 { [%clk 0:09:36] } 41... Rxe4+ { [%clk 0:31:11] } 42. Kf2 { [%clk 0:09:45] } 42... Ra4 $19 { Up a clear pawn with a passer, this rook-and-knight ending is winning for the second player. } { [%clk 0:30:42] } 43. Rd2 { [%clk 0:07:34] } 43... Ra3 { [%clk 0:26:49] } 44. Kg2 { [%clk 0:06:55] } 44... g5 { [%clk 0:25:45] } 45. Nc7+ { [%clk 0:06:22] } 45... Kf5 { [%clk 0:25:40] } 46. Nb5 { [%clk 0:05:19] } 46... Ra5 { [%clk 0:22:36] } 47. Rf2+ { [%clk 0:05:08] } 47... Kg6 { [%clk 0:22:59] } 48. Nd6 { [%clk 0:02:32] } 48... Rd5 { [%clk 0:20:40] } 49. Ne4 { [%clk 0:02:14] } 49... f5 { [%clk 0:20:22] } 50. Ng3 { [%clk 0:02:01] } 50... Nd3 { [%clk 0:20:01] } 51. Rf1 { [%clk 0:01:59] } 51... Nf4+ { [%clk 0:20:25] } 52. Kh1 { [%clk 0:01:53] } 52... Nxh3 { [%clk 0:20:49] } 53. Rc1 { [%clk 0:02:08] } 53... g4 { [%clk 0:20:44] } 54. a4 { [%clk 0:02:25] } 54... Kg5 { [%clk 0:20:55] } 55. a5 { [%clk 0:02:48] } 55... Rxa5 { [%clk 0:21:18] } 56. Rc7 { [%clk 0:02:54] } 56... f4 { [%clk 0:19:39] } 57. Ne4+ { [%clk 0:02:36] } 57... Kf5 { [%clk 0:20:03] } 58. Nd6+ { [%clk 0:03:01] } 58... Ke6 { [%clk 0:20:27] } 59. Ne4 { [%clk 0:02:57] } 59... Ra1+ { [%clk 0:20:48] } 60. Kh2 { [%clk 0:03:21] } 60... Ra2+ { [%clk 0:21:14] } 61. Kh1 { [%clk 0:03:34] } 61... Re2 { [%clk 0:19:17] } 62. Nc5+ { [%clk 0:03:34] } 62... Kd6 { [%clk 0:19:32] } 63. Rd7+ { [%clk 0:03:08] } 63... Kc6! { Yan starts playing minesweeper! Notice how the c5-knight is a "mine" because White's rook becomes "desperado," repeatedly sacrificing itself and making a draw by perpetual or stalemate. The e5-square is also a "mine" due to ... Re2-e7+, so c6 was the only safe square! } { [%clk 0:19:57] } (63... Ke5 64. Re7+ $10) (63... Kxc5 64. Rd5+ Kc4 65. Rd4+ $10 Kxd4) 64. Rxa7 { [%clk 0:02:42] } 64... g3 { [%clk 0:19:36] } 65. Ra6+ { [%clk 0:02:06] } 65... Kb5 { Continuing to avoid the poisonous knight! Yan can afford to capture the rook first because unlike for the rook, White can't give away the knight by force. } { [%clk 0:20:02] } 66. Rh6 { [%clk 0:01:12] } 66... Rh2# { 0-1 Black wins. } { [%clk 0:20:27] } 0-1