Chess>Combinations>Knight>Fork>Family1+Pin
Tal-Klaman, USSR 1957
White To Play
1) QC4+ KD7
not 1)... KD8, KC8, KB6, KB8 because white has a
Queen Fork
on the King and Knight. Black's King's position is forced--
Forced Positioning
2) NC5+ Resigns due to the
Family Fork
Black's P is pinned and thus cannot capture N