Here is a deal from Monday September 9 (2013).

West ♠ 8 5 ♥ K J 10 ♦ A J 9 5 ♣ A K 8 5		East ♠ K Q 9 2 ♥ 6 4 3 ♦ K 8 4 3 2 ♣ Q
W N E S 1NT - ?
West opens 1NT.   What does East respond ?