In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to provide one question which clarifies the input question and it has one unique answer, and also provide an answer to the generated question. Generated question and answer should be separated with a new line.

Q: When was the first nuclear power plant built in canada?

A: When did the first nuclear power plant start up in Canada? 
 July 22, 1947
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Q: Who's won the snooker world championship the most?

A: Who has won the snooker world championship the most in the modern era? 
 Stephen Hendry
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Q: Who achieved a victory at the battle of marathon?

A:
What country achieved a victory at the battle of marathon? 
 Greece
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