1.e4e52.Nf3Nc63.Bb5a64.Ba4Nf65.O-OBe76.Re1b57.Bb3O-O8.a4b49.a5d610.c3Rb811.h3h612.d4bxc313.bxc3exd414.Nxd4Bd715.Bf4Ne516.Na3Re817.Bg3Bf818.f4Nc619.e5!?...19.Bh4Nxa520.Bxf7+!?It is understandable why White would not want to enter these complications,
but he does seem to have compensation for the piece after(20.Ba4An
interesting computer suggestion: the weak a-pawn is not worth much,
particularly if White is able to keep his center.Bxa421.Qxa4c522.Nf5Nb323.Rad1)Kxf721.e5dxe522.fxe5g523.exf6Rxe1+24.Qxe1gxh4(24...Qxf625.Bg3White's activity compensates for the a-pawn.)25.Qe4=∞Now, the only way to not end up worse is if Black findsKg8!26.Qg6+Kh827.Re1Be828.f7Bxf729.Qxf7Bxa3It appears as if Black won the
piece back, but White recovers the knight on a5 after30.Ne6Qg831.Qf6+Kh732.Qf5+Qg633.Qxa5.19....dxe520.fxe5Nxd421.cxd4Bc622.Bc2??...22.Rc1Bd5(22...Bxa3??23.Rxc6Nd524.e6+−)23.Bxd5Nxd5(23...Bxa3?24.Bxf7+!Kxf725.Rxc7+!±)24.Qf3⩱22....Qd5While White can
defend the g2-square, there is no comfortable way to defend the d4-pawn.23.Re2Rb4!24.Kh2Rxd425.Qb1Ne426.Bxe4Rxe427.Rxe4Qxe428.Qxe4Bxe429.Nc4Rb8There is not much Caruana can do without his center, as Black's
pieces now freely begin to swarm additional weaknesses.30.Rc1Rb531.e6fxe632.Bxc7Rc533.Bf4Bd50-1 Black wins.0-1