You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
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Question: Category: AUTHORS 
Clue: In 1745 he bequeathed his estate to be used for the founding of a hospital for the mentally ill in Dublin

Answer: jonathan swift


Question: Category: THE CALENDAR 
Clue: It's the 5th month mentioned in the rhyme that begins, "Thirty days hath..."

Answer: february


Question: Category: CHIEF JUSTICES OF THE U.S. 
Clue: He administered the presidential oath of office more times than any other chief justice -- 9 times

Answer:
john marshall