East won with his queen and shifted to a low club.
East shifts to a club, and West allows the king to win.
West won with the ace and shifted to a low club.
After winning with the ten, East shifted to a club.
In practice West took the diamond king and shifted to a club.
He then made the key move of shifting to a club.
Now West shifted to a club, covered by the jack and king.
West can shift to a club, but that will be too late.
When this was allowed to win, he shifted to a club, giving South a problem.
West shifted to a club, won in the closed hand with the king.