[Event "U.S. National Invitational Tournaments"] [Site "Grand Rapids"] [Date "2023.07.31"] [Round "04"] [White "Jing, Andrew"] [Black "Hanke, Harvey"] [Result "1-0"] [WhiteElo "2121"] [BlackElo "2026"] [TimeControl "5400+30"] [Annotator "Davis Zong Jr"] [Variant "Standard"] [ECO "E68"] [Opening "King's Indian Defense: Fianchetto Variation, Classical Variation"] [Source "https://lichess.org/study/w2guu0Vb/nsn2tVtv"] [Orientation "white"] 1. d4 { [%clk 1:30:58] } 1... Nf6 { [%clk 1:30:57] } 2. c4 { [%clk 1:31:21] } 2... g6 { [%clk 1:31:22] } 3. g3 { [%clk 1:31:49] } 3... Bg7 { [%clk 1:31:44] } 4. Bg2 { [%clk 1:32:17] } 4... O-O { [%clk 1:32:00] } 5. Nc3 { [%clk 1:32:45] } 5... d6 { [%clk 1:32:24] } 6. Nf3 { [%clk 1:33:11] } 6... Nbd7 { [%clk 1:32:48] } 7. O-O { [%clk 1:33:35] } 7... e5 { [%clk 1:33:16] } 8. e4 { [%clk 1:34:01] } 8... exd4 { [%clk 1:32:43] } 9. Nxd4 { [%clk 1:34:26] } 9... Re8 { [%clk 1:33:00] } 10. h3 { [%clk 1:34:50] } 10... Nc5 { [%clk 1:32:07] } 11. Re1 { [%clk 1:35:16] } 11... c6 { Controlling the crucial d5-square, but weakening the d6-pawn is a big concession. } { [%clk 1:27:10] } (11... a6 12. Bf4 Ne6 13. Be3 Nxd4 14. Bxd4 Be6 $14) 12. Bf4 { [%clk 1:35:05] } 12... Qb6 { [%clk 1:17:52] } 13. Nb3 { [%clk 1:32:17] } 13... Nxb3 { [%clk 0:53:47] } 14. axb3 $16 { [%clk 1:31:04] } 14... Rd8 { [%clk 0:36:20] } 15. Na4 { [%clk 1:30:43] } (15. Bxd6 { Capturing into a pin looks counterintuitive, but it turns out that the pawn is not poisonous! } 15... Ne8 16. Na4 Qa6 17. e5 Nxd6 18. exd6 Be6 19. Qd2 $18) 15... Qc7 { [%clk 0:35:13] } 16. c5 { [%clk 1:30:58] } 16... Ne8 { [%clk 0:34:05] } 17. Nb6 { [%clk 1:26:30] } 17... Rb8 { [%clk 0:31:54] } 18. Rxa7 { [%clk 1:26:30] } (18. Nc4! { White should keep piling on the d6-pawn! }) 18... Be6 { [%clk 0:27:04] } 19. Qc2 { [%clk 1:26:11] } 19... Qe7 { [%clk 0:23:40] } 20. b4 { [%clk 1:25:25] } 20... g5 { [%clk 0:21:01] } 21. Be3 { [%clk 1:24:08] } 21... h6 { [%clk 0:16:06] } 22. b5 { [%clk 1:15:59] } 22... Qf6 { [%clk 0:15:14] } 23. bxc6 { [%clk 1:15:17] } 23... bxc6 { [%clk 0:15:12] } 24. cxd6 { [%clk 1:14:41] } (24. Nc4 $16) 24... Nxd6 { [%clk 0:14:26] } 25. Qxc6 { [%clk 1:14:21] } 25... Qxb2 { [%clk 0:14:31] } 26. Nd5 { [%clk 1:14:36] } 26... Nb5 { [%clk 0:12:18] } 27. Rb7 { [%clk 1:14:29] } 27... Nd4 { [%clk 0:11:36] } 28. Ne7+ { [%clk 1:13:23] } 28... Kh8 { [%clk 0:10:36] } 29. Rxb2 { [%clk 1:13:44] } 29... Nxc6 { [%clk 0:10:33] } 30. Rxb8 { [%clk 1:13:10] } 30... Nxb8 { [%clk 0:10:52] } 31. Nf5 { [%clk 1:13:34] } 31... Bxf5 { [%clk 0:10:02] } 32. exf5 { [%clk 1:13:58] } 32... Re8 { [%clk 0:09:40] } 33. Rd1 $16 { We have arrived in an endgame where White is up a pawn and has the bishop pair. Same-side pawns give decent drawing chances, but with over an hour lead on the clock, Jing can take his time in pressing for a win. } { [%clk 1:14:21] } 33... Kg8 { [%clk 0:09:13] } 34. Rd6 { [%clk 1:14:37] } 34... Bf8 { [%clk 0:09:07] } 35. Rd1 { [%clk 1:14:07] } 35... Bg7 { [%clk 0:09:29] } 36. g4 { [%clk 1:14:01] } 36... Rc8 { [%clk 0:08:58] } 37. Bb7 { [%clk 1:14:23] } 37... Re8 { [%clk 0:09:19] } 38. Kg2 { [%clk 1:14:29] } 38... Kh7 { [%clk 0:09:13] } 39. Kf3 { [%clk 1:14:35] } 39... Kg8 { [%clk 0:08:40] } 40. Rd3 { [%clk 1:12:48] } 40... Kh7 { [%clk 0:08:32] } 41. Rd6 { [%clk 1:12:33] } 41... Re7?? { The decisive mistake! White can exploit both the a2-g8 diagonal and the back rank, provoking Black to play ... f7-f6. } { [%clk 0:07:44] } 42. Be4 { [%clk 1:12:52] } 42... f6 { [%clk 0:07:40] } 43. Rd8 { [%clk 1:12:38] } (43. Re6! Rf7 44. Bd4 Nd7 45. Kg2 Kg8 46. h4) 43... Nd7 { [%clk 0:07:58] } 44. Bd5 { [%clk 1:12:48] } 44... Ne5+ { [%clk 0:07:39] } 45. Kg3 { [%clk 1:12:58] } 45... Rd7 { [%clk 0:06:29] } 46. Bg8+ { [%clk 1:13:18] } 46... Kh8 { [%clk 0:06:49] } 47. Ra8 $18 { [%clk 1:13:34] } 47... Nc6 { [%clk 0:06:05] } 48. Bb6 { [%clk 1:14:00] } 48... Ne7 { [%clk 0:05:01] } 49. Be6+ { [%clk 1:14:21] } 49... Kh7 { [%clk 0:04:46] } 50. Bxd7 { [%clk 1:14:46] } 50... Nd5 { [%clk 0:05:01] } 51. Be8 { [%clk 1:15:05] } 51... Ne7 { [%clk 0:05:00] } 52. Bc5 { [%clk 1:15:29] } 52... h5 { [%clk 0:05:18] } 53. Bxe7 { [%clk 1:15:56] } 53... h4+ { [%clk 0:05:43] } 54. Kf3 { [%clk 1:16:22] } 54... Kh6 { [%clk 0:05:50] } 55. Bg6 { [%clk 1:16:46] } 55... Bf8 { [%clk 0:06:05] } 56. Bxf8# { 1-0 White wins. } { [%clk 1:16:40] } 1-0