This is from F. Karpin's book 'Bridge Strategy at trick one'.
"This deal arose in the National Open Pair Championships of 1939.
| K J 9 6
T 4 2
A Q J 6 5
| 5 4 2
K T 9 8
A K 9 8 7 3
| 7 3
Q 5 3 2
9 7 4 3 2
| A Q T 8
J 7 6 4
K T 8
North East South West 1 C Pass 1 S 2 D 3 S Pass 4 S Pass Pass Pass
As was stated, East opened the queen of diamonds, out of turn, whereupon the TD was called upon for ruling. The rule (at that time) was that declarer could command the lead of any suit from West, the proper opening leader, or he could treat the queen of diamonds as an exposed card (which meant that the queen had to to be played at East's first legal opportunity.).
Declarer elected to call a club lead from West, feeling that the lead up to his K 10 8 could be most profitable to him. (Declarer, of course, did not see the dummy prior to calling a lead.) West promptly announced that he had no clubs. Declarer had no further rights, and West could lead anything he wished. He wisely chose to lead a low diamond, knowing (having observed) that his partner held the queen of diamonds. East won this trick with his jack (when declarer had exercised his alternative option ceased being an exposed card and had been put back into the East hand). East, having heard that his partner had no clubs, now played a club..."
... and you can guess the rest.