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: He died in 1995, the day before the opening of a Glasgow veterinary library named for him

Answer: james herriot


Question: Category: ANATOMY 
Clue: Organ whose workings were the subject of a 1604 work by Johannes Kepler

Answer: the eye


Question: Category: OFFICIAL STATE SONGS 
Clue: In 1953 it became the only state whose official song was written for a Broadway musical

Answer:
oklahoma