[Event "U.S. SuperNationals Chess Championships 2025"] [Site "Orlando"] [Date "2025.05.10"] [Round "04"] [White "Reiss, Aiden"] [Black "Adewumi, Tanitoluwa"] [Result "1/2-1/2"] [WhiteElo "2246"] [BlackElo "2449"] [Variant "Standard"] [ECO "B45"] [Opening "Sicilian Defense: Four Knights Variation, Exchange Variation"] [StudyName "SuperNationals VIII: Friday and Saturday"] [ChapterName "Reiss, Aiden - Adewumi, Tanitoluwa"] [ChapterURL "https://lichess.org/study/laIJe6NX/fm3I2C9C"] [Annotator "https://lichess.org/@/ChessLifeOnline"] [Orientation "white"] 1. e4 { Aiden came on stream later and told me he showed this opening idea to Brewington a year ago and very likely it was shared with Tani :) } { [%clk 1:26:01] } 1... c5 { [%clk 1:30:00] } 2. Nf3 { [%clk 1:26:01] } 2... e6 { [%clk 1:30:00] } 3. d4 { [%clk 1:26:01] } 3... cxd4 { [%clk 1:30:00] } 4. Nxd4 { [%clk 1:26:01] } 4... Nf6 { [%clk 1:30:00] } 5. Nc3 { [%clk 1:25:56] } 5... Nc6 { [%clk 1:30:00] } 6. Nxc6 { [%clk 1:25:56] } 6... bxc6 { [%clk 1:29:59] } 7. e5 { [%clk 1:25:56] } 7... Nd5 { [%clk 1:29:59] } 8. Ne4 { [%clk 1:25:56] } 8... Qc7 { [%clk 1:29:59] } 9. f4 { [%clk 1:25:47] } 9... Rb8 { [%clk 1:29:59] } 10. c4 { [%clk 1:23:50] } 10... Bb4+ { [%clk 1:29:15] } 11. Ke2 { [%clk 1:23:45] } 11... O-O { [%clk 1:29:07] } 12. a3 { [%clk 1:23:45] } 12... Be7 { [%clk 1:29:07] } 13. cxd5 { [%clk 1:23:45] } 13... cxd5 { [%clk 1:29:07] } 14. Nd6 { [%clk 1:17:53] } 14... f6 { [%clk 1:28:52] } 15. Nxc8 { [%clk 1:16:53] } 15... Rfxc8 { [%clk 1:28:52] } 16. exf6 { [%clk 1:15:24] } 16... Bxf6 { Until now, everything has been theory. } { [%clk 1:28:52] } 17. Kf3? { [%clk 1:10:41] } (17. Rb1! { is the only move, and White's position is promising. That said, it's fair to say Tani would be familiar with it, as Tani himself has played } 17... Qc5! { here, which seems to be an improvement on 17. ... Qc4+, and after } 18. Qd3 a5 19. Bd2? (19. b3 { is best, but far from obvious. }) 19... Bxb2 { Black was better and went on to win in } { Schmakel, Sam - Adewumi, Tanitoluwa, 0-1, 16th Foxwoods Open, 2024, https://lichess.org/HmEuWwBm }) 17... Bxb2 { [%clk 1:23:16] } 18. Bxb2 { [%clk 1:09:26] } 18... Rxb2 { [%clk 1:23:16] } 19. Be2 { [%clk 0:37:20] } 19... Qd6 { [%clk 1:08:10] } (19... g5! { This is my own analysis form the stream, without the engine lines showing, so it was very satisfying to be validated by the machine. } 20. g3 Qc3+ 21. Qd3 (21. Bd3 Rd2 $19) 21... g4+! { This line is fire!!! } 22. Kxg4 (22. Kf2?? Qxd3) (22. Ke3?? d4+ 23. Ke4 Qc6+ 24. Kxd4 Rxe2!! { Such a cute geometry and the mate-in-two is unstoppable!! } { [%cal Gc6d6,Gd6d4,Gd4d2,Gd2e2] }) 22... Qg7+ 23. Kh3 (23. Kf3 Rc3) 23... Rc3 24. Qa6 (24. Qd1 Re3 25. Bg4 Qh6+ 26. Bh5 Ree2 $19 { [%csl Gh5] }) 24... Qh6+ 25. Kg4 (25. Kg2 Qh5 26. Rae1 Re3 27. Rhf1 Rbxe2+ 28. Rxe2 (28. Rf2?? Qf3+ 29. Kg1 Qxf2+) 28... Rxe2+? $10 (28... Qxe2+! 29. Qxe2 Rxe2+ $19 { With the central passers, however, the pawn-up rook endgame is won for Black. }) 29. Rf2 Rxf2+ 30. Kxf2 Qxh2+ 31. Kf3 $10 { Black is up two pawns, but the engine says Black has nothing better than a draw due to the exposed king! }) 25... Qg6+ 26. Kh4 Kg7 $17) 20. Qd4 { [%clk 0:24:55] } 20... Rb3+ { [%clk 0:43:43] } (20... Rxe2 21. Kxe2 Rc4 22. Qd2 Rxf4) 21. Kg4?? { [%clk 0:18:30] } (21. Kf2 Rf8 22. g3 e5 23. Qd1) 21... e5 { [%clk 0:28:54] } 22. Qxe5 { [%clk 0:17:49] } 22... Qg6+ { [%clk 0:28:01] } 23. Kh4 { [%clk 0:16:24] } 23... Qxg2 { [%clk 0:27:48] } 24. Bg4 { [%clk 0:14:51] } 24... Qf2+ { [%clk 0:24:32] } 25. Kh5 { [%clk 0:12:15] } (25. Kg5 Rb6 26. f5! Rh6 27. Rad1 Qh4+ 28. Kf4 Rhc6! 29. Qxd5+) 25... Rb6! { The only move to keep the king hunt alive. } { [%clk 0:24:32] } 26. h4 { [%clk 0:11:15] } 26... Rh6+! { [%clk 0:23:56] } 27. Kg5 { [%clk 0:11:15] } 27... Rg6+ { [%clk 0:23:56] } (27... d6!? 28. Raf1 Qg3 29. Qxd5+?? (29. Rfg1!?) 29... Kh8 { [%cal Gc8c5,Gc5h5] }) 28. Kh5 { [%clk 0:11:15] } (28. Kf5?? Qc2+ 29. Qe4 Qxe4#) 28... Qb6? { [%clk 0:23:31] } (28... Qc2!! { was the right way to get the queen to the g6-square. } 29. Qf5 (29. Qxd5+?? Kh8 { [%cal Gc8c5] }) (29. f5? Rh6+ 30. Kg5 Qd2+ 31. Qf4 { looks like White has survived, as the bishop covers the h5-square, but... } 31... Rh5+!! { we do it anyways! The rook clears the h6-square! } 32. Bxh5 h6+ 33. Kg6 (33. Kg4 Qg2+ 34. Qg3 Rc4#) 33... Rc6+ 34. f6 Qc2+ 35. Qf5 Rxf6#) 29... Rh6+ 30. Kg5 Rh5+!! 31. Bxh5 (31. Kxh5 g6+) 31... h6+ 32. Kg4 (32. Kg6 Rc6#) 32... Qg2#) 29. f5 { Black's queen cannot get to the c1-h6 diagonal now. } { [%clk 0:08:48] } (29. Bxd7!? Qf2 30. Bg4) 29... Qd8?? { [%clk 0:03:21] } (29... Rf6! 30. Raf1 Rc4 { [%cal Gc4h4] } 31. Qxd5+ Rf7 32. Qa8+ (32. Qxc4?? Qh6#) 32... Rf8 33. Qd5+ Kh8 34. f6 Rc5 $19 { [%cal Gc5h5] }) (29... Rh6+ 30. Kg5 Rg6+ 31. fxg6 Qxg6+ 32. Kf4 Rc4+) 30. Bf3 { [%clk 0:06:49] } 30... Rh6+ { Now, things level out. This is a nice game to show to anybody who tells you that draws are boring. } { [%clk 0:01:39] } 31. Kg4 { [%clk 0:06:49] } 31... Rxh4+ { [%clk 0:01:39] } 32. Rxh4 { [%clk 0:05:58] } 32... Rc4+ { [%clk 0:01:39] } 33. Kg3 { [%clk 0:05:58] } 33... Qxh4+ { [%clk 0:01:38] } 34. Kg2 { [%clk 0:05:58] } 34... Rc2+ { [%clk 0:00:58] } 35. Be2 { [%clk 0:05:58] } 35... Qg4+ { [%clk 0:00:15] } 36. Kf2 { [%clk 0:05:57] } 36... Kf8 { [%clk 0:00:02] } 37. Qd6+ { [%clk 0:04:09] } 37... Ke8 { [%clk 0:00:02] } 38. Qe5+ { [%clk 0:03:57] } 38... Kd8 { [%clk 0:00:02] } 39. Qb8+ { [%clk 0:02:52] } 39... Ke7 { [%clk 0:00:02] } 40. Qb4+ { [%clk 0:02:49] } 40... Qxb4 { [%clk 0:00:02] } 41. axb4 { [%clk 0:02:49] } 41... Rb2 { [%clk 0:00:02] } 42. b5 { [%clk 0:02:49] } 42... d4 { [%clk 0:00:02] } 43. Kf3 { [%clk 0:02:49] } (43. Ke1 Rb3 44. Kd2 Rb2+ 45. Kd1 g5 46. fxg6 hxg6 47. Rxa7) 43... Rb3+ { [%clk 0:00:02] } 44. Kf4 { [%clk 0:02:48] } 44... d3 { [%clk 0:00:02] } 45. Bf3 { Draw. } { [%clk 0:02:33] } 1/2-1/2