TASK DEFINITION: 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.
PROBLEM: Category: AMERICAN ARTISTS 
Clue: In 1909 he completed his last painting, a canvas called "Driftwood"

SOLUTION: winslow homer

PROBLEM: Category: U.S. RIVERS 
Clue: The name of this river, famous in song, may be a corruption of the Spanish for "little Saint John"

SOLUTION: the swanee

PROBLEM: Category: MILITARY AVIATION 
Clue: In 1911 this nation was the 1st to use powered aircraft for military purposes when it spied on Turkish activities in Libya

SOLUTION:
italy