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 consistency, answers should be in all lower cased letters.

Input: Consider Input: Category: '60s ROCK 
Clue: In July 1967 this group's "Light My Fire" became Elektra Records' first No. 1 single

Output: the doors


Input: Consider Input: Category: AMERICAN EXPLORERS 
Clue: After being led there by a local, Hiram Bingham claimed he "discovered" this lost Incan city in Peru

Output: machu picchu


Input: Consider Input: Category: '80s BESTSELLERS 
Clue: His memoir "Gracie: A Love Story" made the bestseller list in 1988


Output: george burns