1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bg5 c5 8.Rc1 O-O 9.Nf3 Bg4 10.d5 f5 11.Qb3 Kh8 12.Nd2 fxe4 13.Qxb7 Nd7 14.h3 Bf5 15.g4 Rb8 16.Qxa7 Ra8 17.Qb7 Rb8 18.Qa7 Ra8 19.Qb7 Rb8 20.Qa7