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.

[EX Q]: Category: SUN 
Clue: In the main reaction making the sun's energy, 2 of these nuclear particles fuse & one becomes a neutron
[EX A]: protons

[EX Q]: Category: AMERICAN HISTORY 
Clue: After 3 previous acquittals, this reputed crime family boss was finally convicted in New York City on April 2, 1992
[EX A]: john gotti

[EX Q]: Category: LIFE IN DES MOINES 
Clue: You can't miss this building, finished in 1886 & regilded in 1927, 1965 & 1998
[EX A]:
the capitol