1.e4c52.Nf3e63.d4cxd44.Nxd4a65.Bd3Bc56.Nb3Be77.Be3Nf68.Nc3d69.f4...White's development has already put Black's position in a critical position. This is one reason why 6. ... Ba7 has been more fashionable recently.9....Nbd7?!9...e5is probably necessary, transposing into a Najdorf where Black is lagging in development, but where perhaps White did not want to commit to f2-f4 just yet.10.g4h611.Qf3...What can Black do?11....g5?!A thematic break, but Black is too underdeveloped here to make use of it.11...Qc712.Qh3is a powerful idea.12.e5!dxe513.fxg5...Only now, when Black's pawn on e5 prevents ... Nd7-e5!13....hxg514.O-O-O...14.Rf1is even more accurate, according to the engine.14....Rg815.Rhf1Rg716.h4Ng816...gxh4was necessary, as the g-pawn may prove to be a target.17.g5Nd518.Nxd5(18.Ne4??Nxe319.Qxe3Bxg520.Nxg5Qxg5was Black's point, where suddenly the king is safe and the extra pawns are decisive.)exd519.g6Nf620.gxf7+Kxf7±when, okay, at least Black has a center.17.Ne4gxh418.g5...Without the resource of ... Nf6-d5, Black is dead in the water.18....Qc719.Qh5Bf820.Rxf7Black has seen enough.1-0