Lead Challenge

Time to lead for 4♥.

♠ K 7 6 3 ♥ 10 8 4 ♦ A Q J 4 ♣ A 2

West	North	East	South
Me		Uzum
		1 ♦	Pass
1 ♥	Pass	1 ♠	Pass
2 ♦	Pass	2 NT	Pass
3 ♥	Pass	4 ♥	All pass

After a long thinking Tony Rusev Lead Ace of ♦ and 4♥=. Same Lead in the open room.

Full deals:

Board 10 East Deals Both Vul	♠ K 7 6 3 ♥ 10 8 4 ♦ A Q J 4 ♣ A 2
♠ 10 5 4 ♥ K Q J 7 5 2 ♦ K 6 ♣ K J	N W E S	♠ A J 9 2 ♥ A 9 ♦ 10 9 5 3 ♣ Q 5 3
	♠ Q 8 ♥ 6 3 ♦ 8 7 2 ♣ 10 9 8 7 6 4