In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Input: Consider Input: Voice of optimus prime dark of the moon?

Output: Peter Claver Cullen


Input: Consider Input: What kind of rose is used to make rose water?

Output: Rosa × damascena


Input: Consider Input: Who plays eric in little house on the prairie?


Output: Ike Eisenmann