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: ANIMALS 
Clue: There are only 3 of these animals in U.S. zoos: a 28-year-old in D.C.'s National Zoo & 2 younger ones in San Diego
answer:
pandas


question:
Category: FAMOUS FAMILIES 
Clue: Chicago's Fire Academy was built in 1960 on the site where this family once lived
answer:
the o\'learys


question:
Category: THE PRESIDENCY 
Clue: If a president is impeached, this official presides over the trial in the Senate
answer:

the chief justice of the united states