1.d4 d5 2.Nf3 c6 3.Bf4 Nd7 4.e3 Ngf6 5.Nbd2 e6 6.c3 Be7 7.Bd3 O-O 8.Qc2 Re8 9.h3 Nf8 10.g4 Bd6 11.Bxd6 Qxd6 12.Ne5 N6d7 13.f4 Nxe5 14.fxe5 Qc7 15.g5 Bd7 16.O-O-O c5 17.Rdf1 cxd4? { There was no need to relieve the central pressure, particularly as the recapture improves the white pawn structure. 17...b5 is superior, initiating a queenside attack } 18.exd4 a6 19.h4 Bb5 20.h5 Bxd3 21.Qxd3 Qa5 22.Kb1 Qb5 23.Qf3 Qd7 24.h6 Qe7 { Black has taken four moves where one would have sufficed. This waste of time costs him further. } 25.hxg7 Kxg7 { Moving the knight would have meant Qh5 would be even more decisive, as black will be mated in short order. For example, 25...Ng6 26. Qh5 Kxg7 27. Qxh7+ Kf8 28. Qxg6 with Rh8 to follow } 26.Qh5 Rac8 27.Rf6! { A very strong move which not only blockades black's f-pawn, preventing defence along the seventh rank, but also frees the f1 square in order to play the manoeuvre Nd2-f1-g3-h5 } 27...Rc7 28.Nf1 Rec8 29.Ng3 Rxc3 30.Qh6+ Kg8 31.Nh5 Rc1+ 32.Rxc1 Rxc1+ 33.Kxc1 Qc7+ 34.Kb1 1-0