All Vulnerable		North 6♠		Contract : 6♣
Declarer (W) ♠  K ♥  K ♦  A Q 10 7 ♣  A K Q J 9 7 4	> K♠ w		2♠	Dummy (E) ♠  A 10 7 4 2 ♥  Q 5 ♦  J 8 6 4 ♣  10 3
		3♠ South
First unblock the ♠ suit by cashing Declarer's K♠. What does Declarer lead next ?