Christiansen, Larry Mark - Costa, Marcos

Lone Pine 1972

1.Cf3 Cf6 2.g3 g6 3.b4 Ag7 4.Ab2 0–0 5.Ag2 d6 6.d3 e5 7.c4 Cbd7 8.0–0 Ch5 9.Cc3 f5 10.Tc1 Cdf6 11.c5 De7 12.cxd6 cxd6 13.Cb5 Ce8 14.Cd2 Ae6 15.Cc4 Dd7 16.a4 f4 17.d4 e4 18.d5 Ah3 19.Axg7 Chxg7 20.Axe4 fxg3 21.hxg3 Axf1 22.Dxf1 De7 23.Dg2 Td8 24.Tc3 Df6 25.Df1 a6 26.Tf3 De7 27.Cc3 Tc8 28.Txf8+ Rxf8 29.Ad3 Cf6 30.Dh3 Tc7 31.Dh4 Rg8 32.a5 Cge8 33.Dd4 Dg7 34.Rg2 Ch5 35.Dxg7+ Rxg7 36.Ce4 h6 37.Ced2 Chf6 38.e4 Cd7 39.f4 Rf6 40.Cf3 Re7 41.e5 g5 42.Cfd2 gxf4 43.gxf4 b5 44.axb6 Tb7 45.Ag6 Cg7 46.Cxd6 Tb8 47.C2c4 Tf8 48.Rg3 Tg8 49.Rf3 1–0

Después de 19...Chxg7