CONTRACT: 3NT South
OPENING LEAD: 5 (4th best under an honor)
Seven sure winners: two spades, two hearts, one diamond and two clubs.
Line of play: play the club suit for extra winners.
Trick 1 W: 5, 2, Q, K
Trick 2 S: 6, 2, K, 4
Trick 3 N: 10, 5, 7, Q
Any return by West allows declarer to cash his nine winners four clubs, two spades one diamond and teo hearts.
If West risks cashing his diamond ace at trick four, he will establish declarer's jack for an overtrick.
Declarer makes his contract.
The defense takes four tricks: one club, one diamond and two tricks in the majors.