https://www.chess.com/news/view/world-chess-championship-game-6-caruana-misses-nearly-impossible-win
Chess.com
World Chess Championship Game 6: Caruana Misses 'Impossible' Win
It has been 16,878 days since an American has won a game in an undisputed world championship match (Spassky vs Fischer, game 21, Aug. 31, 1972). And since the top American is not a supercomputer, it will be at least two more. In today's round six of the 2018…
Kateryna Lagno wins tiebreak against Mariya Muzychuk and qualifies for the Women's World Championship final against Ju Wenjun.
24...h5! [A typical idea to remove one of the defenders of the e4 square.]
25.Ra7? [White is trying to obtain some counterplay but it would have been better to defend the e4 pawn.]
[25.Re1! Qc5‚ 26.Bd3 Kg7 27.Re3 Ne8 28.Nf1 Nd6 29.c4³]
25...h4! 26.Rxb7? [26.Nf1 Bxe4 27.Qe2 Qc5 28.Ne3 Kg7µ]
26...hxg3 [△Qa8]
27.Ra7 Qc5! 0–1
25.Ra7? [White is trying to obtain some counterplay but it would have been better to defend the e4 pawn.]
[25.Re1! Qc5‚ 26.Bd3 Kg7 27.Re3 Ne8 28.Nf1 Nd6 29.c4³]
25...h4! 26.Rxb7? [26.Nf1 Bxe4 27.Qe2 Qc5 28.Ne3 Kg7µ]
26...hxg3 [△Qa8]
27.Ra7 Qc5! 0–1
23...Nc8! [A typical maneuver in this pawn structure in order to penetrate the knight to the important c4 or e4 square.]
[23...Qe8 24.Nc3 Nc8 25.a4 bxa4 26.Nxa4 Nd6 27.Nc5 Bc8 28.Qc3 Kg8 29.Bf1 Rf7³; 23...Ng8 24.Nd2 Nf6 25.Nf3 Ng4 26.Rff1 Qe7 27.Rae1 Kg8 28.h3 Nf6 29.Ne5 Ne4 30.g4 Rbe8 31.Rc1 Qe6 32.Rxf5 Rxf5 33.gxf5 Qxf5 34.Rf1 Qe6³]
24.Nd2 Nd6 25.Nb3 Qe7! 26.Nc5 Rbe8 27.a4 bxa4 28.Rxa4 Bc8 29.Bc1 Nc4? [Black had the opportunity to seize a promising attack but he missed it.]
[29...f4!! 30.exf4 Bf5! 31.Qf1 (31.Qd1 Nb5 32.Bb2 gxf4 33.gxf4 (33.Rxf4 Qe3+ 34.Kh1 Bc2 35.Rxf8+ Bxf8 36.Qf3 Qe1+ 37.Bf1 Bd1 38.Qg2 Qe3! 39.Qg1 Bf3+ 40.Bg2 Bxg2+ 41.Qxg2 Qe1+ 42.Qg1 Qe2–+) ) 31...Bxd4 32.Bb2 Bxb2 33.Rxb2 gxf4µ]
30.Ra8 Qc7? [30...Nb6]
31.Ra1 [31.Bf1 Nd6 32.Qc3 Qf7„]
31...Rf7 32.Re2 f4! 33.e4 Bg4 34.Rf2 fxg3 35.hxg3 Rxf2 36.Kxf2 Qf7+ 37.Kg1 Be2! 38.Qc3 [38.Qxe2 Bxd4+ 39.Kh2 Bxa1 40.Bf3–+]
38...dxe4 39.Be3 Nxe3 40.Qxe3 Qc4 0–1
[23...Qe8 24.Nc3 Nc8 25.a4 bxa4 26.Nxa4 Nd6 27.Nc5 Bc8 28.Qc3 Kg8 29.Bf1 Rf7³; 23...Ng8 24.Nd2 Nf6 25.Nf3 Ng4 26.Rff1 Qe7 27.Rae1 Kg8 28.h3 Nf6 29.Ne5 Ne4 30.g4 Rbe8 31.Rc1 Qe6 32.Rxf5 Rxf5 33.gxf5 Qxf5 34.Rf1 Qe6³]
24.Nd2 Nd6 25.Nb3 Qe7! 26.Nc5 Rbe8 27.a4 bxa4 28.Rxa4 Bc8 29.Bc1 Nc4? [Black had the opportunity to seize a promising attack but he missed it.]
[29...f4!! 30.exf4 Bf5! 31.Qf1 (31.Qd1 Nb5 32.Bb2 gxf4 33.gxf4 (33.Rxf4 Qe3+ 34.Kh1 Bc2 35.Rxf8+ Bxf8 36.Qf3 Qe1+ 37.Bf1 Bd1 38.Qg2 Qe3! 39.Qg1 Bf3+ 40.Bg2 Bxg2+ 41.Qxg2 Qe1+ 42.Qg1 Qe2–+) ) 31...Bxd4 32.Bb2 Bxb2 33.Rxb2 gxf4µ]
30.Ra8 Qc7? [30...Nb6]
31.Ra1 [31.Bf1 Nd6 32.Qc3 Qf7„]
31...Rf7 32.Re2 f4! 33.e4 Bg4 34.Rf2 fxg3 35.hxg3 Rxf2 36.Kxf2 Qf7+ 37.Kg1 Be2! 38.Qc3 [38.Qxe2 Bxd4+ 39.Kh2 Bxa1 40.Bf3–+]
38...dxe4 39.Be3 Nxe3 40.Qxe3 Qc4 0–1