East put up the king and returned a trump, won with the ten in the closed hand.
But he led a second club, and on winning with the ace, East should have returned a trump.
So West does best to take his king and return a trump.
But Shenkin was not sure of the position and returned a trump.
East won with the king and returned a trump, a delicate error.
That did not work, for East produced the queen and returned a trump.
West, after winning with his nine, correctly returned a trump.
South played low and West took the king and returned a trump.
This was ducked to the jack, and West returned a trump.
West won with the club king and returned a trump.