instruction:
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.
question:
Who is the singer for system of a down?
answer:
Who is the lead singer for system of a down? 
 Serj Tankian


question:
Who introduced the two-part system (genus and species) that biologists use to name organisms?
answer:
Who popularized the two-part system (genus and species) that biologists use to name organisms? 
 Carl Linnaeus


question:
Who is the actor that plays ross poldark?
answer:

Who is the actor that plays ross poldark in 1975? 
 Anthony Robin Ellis