[Event "U.S. National Elementary School Championship 2024 K6"] [Site "Columbus, Ohio"] [Date "2024.04.27"] [Round "04"] [White "Vuyyuru, Shriyan"] [Black "Yue, Tariq"] [Result "0-1"] [WhiteElo "1920"] [BlackElo "2073"] [TimeControl "5400+10"] [Variant "Standard"] [ECO "D78"] [Opening "Neo-Grünfeld Defense: Classical Variation, Original Defense"] [Annotator "https://lichess.org/@/ChessLifeOnline"] [Source "https://lichess.org/study/RWJ340a8/v0Lp4Gpo"] [Orientation "white"] 1. d4 { [%clk 1:29:48] } 1... d5 { [%clk 1:29:05] } 2. Nf3 { [%clk 1:29:01] } 2... Nf6 { [%clk 1:29:05] } 3. c4 { [%clk 1:29:01] } 3... c6 { [%clk 1:29:05] } 4. g3 { [%clk 1:28:03] } 4... g6 { [%clk 1:29:05] } 5. Bg2 { [%clk 1:27:55] } 5... Bg7 { [%clk 1:29:05] } 6. O-O { [%clk 1:27:22] } 6... O-O { [%clk 1:29:05] } 7. Nc3 { [%clk 1:22:39] } 7... Ne4 { [%clk 1:24:06] } 8. cxd5 { [%clk 1:18:07] } 8... Nxc3 { [%clk 1:20:51] } 9. bxc3 { [%clk 1:17:45] } 9... cxd5 { [%clk 1:20:51] } 10. Ba3 { [%clk 1:13:47] } 10... Nc6 { [%clk 1:18:04] } 11. Nd2 { [%clk 1:11:08] } 11... Be6 { [%clk 1:12:28] } 12. Nb3 { [%clk 1:00:49] } 12... Bf5 { [%clk 1:05:56] } 13. Re1 { [%clk 0:54:15] } 13... Rc8 { [%clk 1:03:02] } 14. Qd2 { [%clk 0:51:20] } 14... Re8 { [%clk 1:00:26] } 15. e4 { [%clk 0:47:02] } 15... Bxe4 { [%clk 0:59:02] } 16. Bxe4 { [%clk 0:46:01] } 16... dxe4 { [%clk 0:59:02] } 17. Rxe4 { [%clk 0:45:32] } 17... e6 { [%clk 0:57:45] } 18. Rae1 { [%clk 0:43:33] } 18... Na5 { [%clk 0:54:48] } 19. Nxa5 { [%clk 0:36:33] } 19... Qxa5 { [%clk 0:54:00] } 20. Bb4 { [%clk 0:36:23] } 20... Qd5 { [%clk 0:53:18] } 21. Qb2 { [%clk 0:29:11] } 21... Rc6 { [%clk 0:48:51] } 22. Qb3 { [%clk 0:26:39] } 22... Rd8 { [%clk 0:46:45] } 23. Qb2 { [%clk 0:20:56] } 23... Rdc8 { [%clk 0:45:39] } 24. Qb3 { [%clk 0:18:15] } 24... Rc4 { [%clk 0:44:02] } 25. R4e3 { [%clk 0:15:36] } 25... b6 { [%clk 0:42:35] } 26. Ba3 { [%clk 0:14:19] } 26... Qc6 { [%clk 0:38:01] } 27. h4 { [%clk 0:13:24] } 27... h5 { [%clk 0:36:10] } 28. Bb2 { [%clk 0:12:06] } 28... a5 { [%clk 0:35:19] } 29. R1e2 { [%clk 0:10:27] } 29... b5 { [%clk 0:29:39] } 30. a3 { [%clk 0:09:43] } 30... Bf8 { [%clk 0:27:12] } 31. Qd1 { [%clk 0:07:30] } 31... Ra4 { [%clk 0:26:32] } 32. Re5?! { White's position has not been easy to play for some time, and it definitely does seem like the a3-pawn should distract Black's army far from the battle. But White was not able to find the right path: } { [%clk 0:03:53] } (32. Qd3! { indirectly saves the a-pawn by making a threat on the g6-pawn! The game continues, as } 32... Bxa3?? 33. Rxe6! $18 { overloads the f7-pawn. }) 32... Bxa3 { [%clk 0:24:53] } 33. Bxa3?! { [%clk 0:03:53] } (33. d5 { was White's last chance. } 33... exd5 34. Rxd5 Bxb2 35. Rxb2 Qxc3 36. Rdxb5 $17 { and Black's winning chances are now hinging on an a-pawn in a six-heavy-piece endgame. A lot can happen. }) 33... Rxa3 { [%clk 0:24:53] } 34. Rc5 { [%clk 0:03:43] } (34. d5 Qxc3 $19 { demonstrates why White had to push the d-pawn prior to trading bishops. }) 34... Qd7 { [%clk 0:23:43] } 35. Qc1 { [%clk 0:03:13] } 35... Ra4 { [%clk 0:21:53] } 36. Ree5 { [%clk 0:02:31] } 36... Rc4! { Black has successfully neutralized White's active pieces. } { [%clk 0:20:33] } 37. Rxb5 { [%clk 0:00:57] } 37... Rxc3 { [%clk 0:20:19] } (37... Rxd4 { was perhaps more accurate. }) 38. Qf4 { [%clk 0:00:48] } 38... Rc1+ { [%clk 0:17:45] } 39. Kg2 { [%clk 0:00:22] } 39... Qc6+ { [%clk 0:16:50] } 40. Qe4 { [%clk 0:00:22] } 40... Qxe4+? { Played with 16 minutes remaining, compared to White's 22 seconds, but this drastically improves White's hopes of holding. } { [%clk 0:16:02] } (40... Qc4! { was the most direct, with mate threats. If White has to play } 41. Qe2 { then the d-pawn crumbles. } 41... Qxd4 $19) 41. Rxe4 { [%clk 0:00:22] } 41... Ra8 { [%clk 0:15:03] } 42. Re2? { [%clk 0:00:22] } (42. d5! exd5 43. Rxd5 a4 44. Rd2 a3 45. Ra2 $10 { with the point that White has already liquidated the weak d-pawn. It is difficult to win a rook endgame without applying the "principle of two weaknesses," so it was imperative that White trade off the weak d-pawn before having to "go passive" and blockade the a-pawn. }) 42... a4 { [%clk 0:14:44] } 43. Ra2 { [%clk 0:00:22] } 43... Rc3 { [%clk 0:14:03] } 44. Rb4 { [%clk 0:00:17] } 44... a3 { [%clk 0:14:01] } 45. Kf1 { [%clk 0:00:17] } 45... Kg7 { [%clk 0:10:44] } 46. Ke2 { [%clk 0:00:17] } 46... Kf6 { [%clk 0:10:42] } 47. Kd2 { [%clk 0:00:17] } 47... Rc6 { [%clk 0:10:38] } 48. Rb3 { [%clk 0:00:17] } 48... Rca6 { [%clk 0:10:38] } 49. Ke3 { [%clk 0:00:17] } 49... Kf5 { [%clk 0:10:25] } 50. Kf3 { [%clk 0:00:17] } 50... Ra5 { [%clk 0:09:56] } 51. Rb7 { [%clk 0:00:17] } 51... R8a7 { [%clk 0:09:46] } 52. Rb4 { [%clk 0:00:17] } 52... f6 { [%clk 0:07:32] } (52... Rd5 { was more accurate, not committing to a weakening pawn move just yet. }) 53. Rb3 { [%clk 0:00:17] } 53... g5 { [%clk 0:07:30] } 54. hxg5 { [%clk 0:00:13] } 54... fxg5 { Very good! Black now has hopes of a passer on the queenside, play against an isolated pawn in the center, and a passer established on the queenside. Talk about playing the whole board. White might be able to draw with perfect play, but we're talking about GM-level play at least, especially with 13 seconds on the clock. } { [%clk 0:07:30] } 55. Ke3 { [%clk 0:00:13] } 55... Kg4 { [%clk 0:06:25] } 56. Rb6? { With mere seconds on the clock, White misses the last chance to create counterplay against Black's wayward king. } { [%clk 0:00:13] } (56. f3+! Kf5! $17 { and the battle rages on. } (56... Kxg3? 57. Rb1! { is the point, using the threats of mating nets to win material: } 57... Rf7 58. Rg1+ Kh3 59. Raa1! { and Black must play } 59... Rxf3+ { to avoid mate. } 60. Kxf3 g4+ 61. Kf2 $18)) 56... e5! { An excellent move. White's king is shoved away from the f-pawn, and Black's king activates against this weakness while the reach along the fifth rank allows the a5-rook to cover the h-pawn and win safely: } { [%clk 0:06:13] } 57. Re6 { [%clk 0:00:13] } 57... exd4+ { [%clk 0:06:11] } 58. Kxd4 { [%clk 0:00:13] } 58... Kh3 { [%clk 0:05:42] } 59. Rh6 { [%clk 0:00:13] } 59... g4 { Black has broken through, as the h-pawn is untouchable. } { [%clk 0:04:47] } 60. Ke3 { [%clk 0:00:13] } 60... Rf7 { [%clk 0:03:57] } 61. Ke2 { [%clk 0:00:13] } 61... Kg2 { [%clk 0:03:57] } 62. Ke1 { [%clk 0:00:13] } 62... Re5+ { [%clk 0:02:46] } 63. Kd1 { [%clk 0:00:13] } 63... Rxf2 { [%clk 0:02:46] } 64. Rxa3 { [%clk 0:00:13] } 64... Rf3 { [%clk 0:02:46] } 65. Ra2+ { [%clk 0:00:13] } 65... Kxg3 { [%clk 0:02:46] } 66. Rd2 { [%clk 0:00:13] } 66... h4 { [%clk 0:02:46] } 67. Rg6 { [%clk 0:00:13] } 67... h3 { [%clk 0:02:46] } 68. Rd4 { [%clk 0:00:13] } 68... Rf4 { [%clk 0:02:46] } 69. Rd3+ { [%clk 0:00:13] } 69... Kf2 { [%clk 0:02:19] } 70. Rd2+ { [%clk 0:00:13] } 70... Kf1 { [%clk 0:02:19] } 71. Rd3 { [%clk 0:00:13] } 71... h2 { [%clk 0:02:19] } 72. Rh6 { [%clk 0:00:13] } 72... Re1+ { [%clk 0:02:19] } 73. Kc2 { [%clk 0:00:13] } 73... Rf2+ { [%clk 0:02:19] } 74. Kc3 { [%clk 0:00:13] } 74... Kg1 { [%clk 0:02:19] } 75. Rd4 { [%clk 0:00:13] } 75... h1=Q { [%clk 0:02:19] } 76. Rxg4+ { [%clk 0:00:13] } 76... Rg2 { [%clk 0:02:19] } 77. Rxh1+ { [%clk 0:00:13] } 77... Kxh1 { [%clk 0:02:19] } 78. Rd4 { [%clk 0:00:13] } 78... Re3+ { [%clk 0:02:19] } 79. Kc4 { [%clk 0:00:13] } 79... Kh2 { [%clk 0:02:19] } 80. Rh4+ { [%clk 0:00:13] } 80... Kg3 { [%clk 0:02:19] } 81. Rd4 { [%clk 0:00:13] } 81... Kf3 { [%clk 0:02:19] } 82. Kc5 { [%clk 0:00:13] } 82... Rg5+ { [%clk 0:02:19] } 83. Kc6 { [%clk 0:00:13] } 83... Re6+ { [%clk 0:02:19] } 84. Kd7 { [%clk 0:00:13] } 84... Reg6 { [%clk 0:02:19] } 85. Rd3+ { [%clk 0:00:13] } 85... Kg4 { [%clk 0:02:19] } 86. Rd4+ { [%clk 0:00:13] } 86... Kh5 { [%clk 0:02:19] } 87. Rd1 { [%clk 0:00:13] } 87... Rf5 { [%clk 0:02:19] } 88. Rh1+ { [%clk 0:00:13] } 88... Kg5 { [%clk 0:02:19] } 89. Rg1+ { [%clk 0:00:13] } 89... Kh6 { [%clk 0:02:19] } 90. Rh1+ { [%clk 0:00:13] } 90... Kg7 { [%clk 0:02:19] } 91. Ke8 { [%clk 0:00:13] } 91... Rf7 { [%clk 0:02:19] } 92. Rh2 { [%clk 0:00:12] } 92... Kg8 { [%clk 0:02:10] } 93. Re2 { [%clk 0:00:12] } 93... Ra6 { [%clk 0:02:10] } 94. Rg2+ { [%clk 0:00:12] } 94... Rg7 { [%clk 0:02:10] } 95. Rxg7+ { [%clk 0:00:12] } 95... Kxg7 { [%clk 0:02:10] } 96. Kd7 { [%clk 0:00:12] } 96... Kf6 { [%clk 0:02:10] } 97. Kc7 { [%clk 0:00:12] } 97... Ke6 { [%clk 0:02:10] } 98. Kd8 { [%clk 0:00:12] } 98... Ra7 { [%clk 0:02:10] } 99. Ke8 { [%clk 0:00:12] } 99... Ra8# { 0-1 Black wins. } { [%clk 0:02:10] } 0-1