CONTRACT: 3NT South
OPENING LEAD: Q (top of a sequence)
Eight sure winners: two spades, two hearts, two diamonds and two clubs.
Line of play: establish the diamond suit for one or two winners.
Trick 1 W: Q, 3, 2, K
Trick 2 S: K, 6, 4, 3
Trick 3 S: 2, 8, A, 10
Trick 4 N: 5, Q, 3, J
Trick 5 E: 6, 4, 8, 5
Declarer must duck one round in case East holds the the heart king.
Trick 6 E: 9, A, 10, 5
Trick 7 S: Q, K, A, 4
Declarer can now cash his ten winners: two spades, two hearts, four diamonds and two clubs.
Declarer makes his contract plus one overtrick.
The defense takes three tricks: the diamond queen, a spade and a trick in the other suits.