The Whitfield Six
by William Whitfield
Hearts are trump. South to lead and win all.
South cashes the ♣J, unblocking the
A spade is ruffed; then dummy's last heart is led, south shedding the
♦Q. East cannot unguard clubs, and a spade discard would
subject his partner to an immediate three-suit squeeze, so he parts with his
worthless diamond. West is not so well off. Being forced to guard diamonds,
he also must keep his club to prevent a finesse in that suit; so he throws his spade
winner. Now, cashing the ♦A squeezes east in the black
West was caught in a non-material guard squeeze. Although the nine of
clubs was not in line to win a trick, its presence helped partner to guard that
suit. Also, discarding the seven of spades did not relinquish anything of material
value — at the time.
The world of bridge was introduced to the term "non-material" in the 1979 classic,
Adventures in Card Play. The famous Hungarian author
Géza Ottlik, with the capable assistance of analyst/writer Hugh Kelsey, created
#1 "must-have" reference for anyone who really wants to know
"The Way It Is".