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 Input:
Category: THE WHITE HOUSE 
Clue: When electric lights were installed in 1891, this pres., afraid of being shocked, wouldn't operate the switches

Ex Output:
benjamin harrison


Ex Input:
Category: THERE'S A WEIGHT 
Clue: At the Kentucky Derby, the horses' equipment & these can weigh no less than 126 lbs. combined

Ex Output:
the weight of the jockey


Ex Input:
Category: EXPLORATION 
Clue: Diego de Ordaz was the first European to see this Aztec capital on the site of modern Mexico City

Ex Output:

tenochtitlan