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: Who was the actress that played rizzo in grease?

A: Who played rizzo in the 1978 film grease? 
 Stockard Channing
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Q: Who was the oldest serving president of the united states?

A: Who was the oldest serving president of the united states when inaugurated? 
 Donald Trump
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Q: When does the season finale of shadowhunters air?

A:
When does the season 1 finale of shadowhunters air? 
 April 5, 2016
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