instruction:
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.
question:
Category: AMERICAN HISTORY 
Clue: After 3 previous acquittals, this reputed crime family boss was finally convicted in New York City on April 2, 1992
answer:
john gotti


question:
Category: BIRD BOOKS 
Clue: Some took flight with this 1970 allegory by Richard Bach; others felt it was bird-brained
answer:
jonathan livingston seagull


question:
Category: UNUSUAL TRANSPORTATION 
Clue: With reinforced hulls, the Polar class of these specialized vessels are the Coast Guard's biggest cutters
answer:

icebreakers