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.

Example Input: Who needed the brain in wizard of oz?
Example Output: the Scarecrow

Example Input: Who was the first saiyan to fight goku?
Example Output: Raditz

Example Input: Who wrote the song up on cripple creek?
Example Output:
Robbie Robertson