Keller, Dieter - Keres, Paul

Zurich, 1961

1.e4 e5 2.Cf3 Cc6 3.Ac4 Cf6 4.d4 exd4 5.e5 d5 6.Ab5 Ce4 7.Cxd4 Ad7 8.Axc6 bxc6 9.0–0 Ae7 10.f3 Cc5 11.f4 Ce4 12.f5 Ac5 13.c3 De7 14.e6 fxe6 15.Dh5+ g6 16.fxg6 0–0–0 17.Ae3 hxg6 18.De2 Txh2 19.Da6+ Rb8 20.Rxh2 Dh4+ 21.Rg1 Th8 22.Tf8+ Txf8 23.Cd2 Cg3 0–1

Después de 18.De2