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: HEY, J.J.! 
Clue: In 2001 his change of political affiliation tipped the balance of power in the Senate

SOLUTION: jim jeffords

PROBLEM: Category: SITCOM NEIGHBORS 
Clue: Nosy neighbor Gladys Kravitz

SOLUTION: bewitched

PROBLEM: Category: CLASSICAL MUSIC 
Clue: In 1874 Richard Wagner & his wife moved into Haus Wahnfried, a home in this city, paid for by KIng Ludwig

SOLUTION:
bayreuth