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: Where does the amazon river start and end?

Answer: Where does the amazon river start according to understanding before 2014? 
 headwaters of the Apurímac River on Nevado Mismi


Question: Which type of economy most often practices polygyny?

Answer: Which type of farming economy most often practices polygyny? 
 extensive shifting horticulture


Question: Who is the actor who plays lord voldemort?

Answer:
Who is the actor who plays lord voldemort as flashback in Harry Potter and the Philosopher's Stone? 
 Richard Bremmer