1.d4Nf62.c4e63.g3d54.Bg2Be75.Nf3O-O6.O-Oc67.Nc3b68.Nd2a59.cxd5cxd510.e4Ba611.Re1dxe412.Ndxe4Ra713.Nxf6+Bxf614.d5Bc415.dxe6Bxe616.Qxd8Rxd817.Be3Bxc318.bxc3Nd719.a3Rc720.Bd4Nc521.Rab1Na422.Rxb6Nxb623.Bxb6Rdc824.Bxc7Rxc725.Re3Kf826.Bf3Rc827.h4Rb828.Re5a429.Ra5Rb1+30.Kg2Bb331.Bc6Rc132.Bxa4Bxa433.Rxa4Rxc334.g4g635.g5Kg736.Ra7h637.a4Rc438.Kg3Rc3+39.f3Rc440.a5hxg5?40...Rc5Black could afford to be patient.41.f4Rc3+42.Kg2(42.Kf2stops ... Rc3-e3 but allowsRh3explaining why White's position is better after Black allows the trade of h-pawns.)h543.Ra8Re344.a6Re6!is the drawing mechanism.45.Kf3Kh7White can't cross the e-file, nor can she push a6-a7 without losing her hope of ever getting her king to the a7-square.41.hxg5Rc541...Rc642.f4Re6Why is this winning, unlike in the position with pawns still on the h-file?43.Kf2Kg844.Rb7Because White's pawn is not yet on a6!(44.a6??=reaches the above position.)42.f4Rc3+43.Kf2Ra344.Ra8Ra445.Ke3Kh746.Ra7Kg847.a6Kg748.Kd3Kg848...Rxf449.Re7Ra450.a7Kf851.Rb7Ra3+52.Ke4Kg753.Rd7Ra154.Kd5Kh755.Kc6+−49.Kc3Kg750.Kb3Ra151.Kb4Rb1+52.Kc5Rc1+53.Kb5Rb1+54.Kc6Rc1+55.Kd7Ra156.Ra8Rd1+57.Kc7Rc1+58.Kb7Rb1+59.Ka7Rb460.Rb8Rxf461.Rb6Re462.Kb8Re8+63.Kc7Re7+64.Kc6Re6+65.Kb5Re5+66.Ka4Re4+67.Ka5Re5+68.Rb5Re769.Rb7Re5+70.Kb4Re4+71.Kc3Re3+72.Kd4Ra373.a7Ra274.Kc5Rc2+75.Kb6Ra276.Kc7Ra577.Kb8Rxg578.a8=QRh579.Qa1+Kg880.Ka71-0 White wins.1-0