Wim Koster - Oscar van Veen

15...0-0-0 16.Kxf2 Pd3+ 17.Kg3 Dc7+ 18.Kh4 h6 19.Lxd3 g5+ 20.Lxg5 hxg5+ 21.Kxg5 Th5+ 22.Kxf6 Df7# 0-1