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: U.S. PRESIDENTS 
Clue: He was the last man elected president who had served as a U.S. Senator

Ex Output:
richard m. nixon


Ex Input:
Category: SCIENCE FICTION 
Clue: A recent re-issue of this Sir Arthur Conan Doyle novel includes an introduction by Michael Crichton

Ex Output:
the lost world


Ex Input:
Category: THE U.S. GOVERNMENT 
Clue: It's the only Cabinet department whose official website does not use the ".gov" suffix

Ex Output:

the department of defense