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: What does ncis stand for in law enforcement?
Example Output: Naval Criminal Investigative Service

Example Input: When was the song you're so vain written?
Example Output: 1971

Example Input: Who has won the most nfc north division titles?
Example Output:
Minnesota Vikings