instruction:
In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to write a question that clarifies the given question in such a way that the generated question has one unique answer.
question:
Who does the voice of mcqueen in cars?
answer:
Who does the voice of Lightning McQueen in the Cars films?


question:
Where did the battle of the atlantic take place?
answer:
When did the Battle of the Atlantic begin?


question:
When did color tv come out what year?
answer:

When did color tv come out for public demonstration in a public building what year?