The hand : 3
AQ1082
A765432
-
KQ9 -
KJ97 -
QJ1098 K
A KQJ1098765432
AJ10876542
6543
-
-
West dealer , all Vul
The bids : West decide to open 1NT , North Psyche 2 Spade
East put 6 Clubs , South 6 Spades , West Double , pass , pass
and North Redouble , pass , pass , pass
After Ace Club lead North make the 6 spade !!!
How ??