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.

Where does the last name carson come from?
Scottish and Irish origin

How many episodes in this game of thrones season 7?
seven episodes

Who is the current active career major league baseball hits leader?

Peter Edward Rose