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.
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Question: When was the first personal computer sold to the public?

Answer: When was the first personal computer sold to the public in a limited fashion? 
 1957


Question: Where does south africa's water come from?

Answer: What rivers does south africa's water come from? 
 Olifants River


Question: This is gonna be the best day of my life singer?

Answer:
Singer of the song Best day of my life, released in 2013? 
 Zac Barnett