#10: An Unusual Carding Problem
North's 2♦ was a positive response, showing at least an ace, a king, or two queens.
Sitting west, your lead of the
♠8 is taken by south's
ace. Declarer cashes the ace and king of clubs, noting your discard.
Then he plays the ten of spades to dummy's queen as partner follows low, and runs
the club ten. A fourth round of clubs to the queen drops partner's jack.
The spade king is cashed, upon which partner discards the ♦2,
to this position:
South now leads the jack of spades. What do you discard, and why?