The moment of truth arrived when the spade five was led at the second trick.
It was vital to lead diamonds at the second trick.
He therefore made a good play by leading a low spade at the second trick.
A club was led to the eight at the second trick, and West won with the queen.
West could take five tricks, but had to lead a heart at the 12th trick.
A better try is for South to lead a low heart at the second trick.
When South led a heart at the second trick, West had his last chance.
Justin solved the problem by leading the heart king at the second trick.
But he led a club at the second trick and was not given a second chance.
South would have been able to lead the heart eight at the 11th trick to endplay East.