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]: What is the hair on a horse called?
[A]: What is the hair on the head of a horse called? 
 mane


[Q]: Since when is puerto rico part of the us?
[A]: Since when is puerto rico aquired by the us? 
 1898


[Q]: Who played ryan's brother in the oc?
[A]:
Who is Ryan's brother in the OC? 
 Trey Atwood