TASK DEFINITION: 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.
PROBLEM: Who has sold the most records in the uk?

SOLUTION: The Beatles

PROBLEM: When did canadian tire buy mark work wearhouse?

SOLUTION: 2001

PROBLEM: Who plays the best man in my best friend's wedding?

SOLUTION:
Christopher Masterson