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: THIS "BUD"'S FOR YOU 
Clue: It's the practice of pairing swimmers, with each responsible for the other's safety

Output: the buddy system


Input: Consider Input: Category: "BLACK" MOVIES 
Clue: This 1979 Disney sci-fi film starring Maximilian Schell was nominated for an Oscar for Visual Effects

Output: the black hole


Input: Consider Input: Category: LUXEMBOURG 
Clue: Encyclopedia Britannica says this, not French, is the lingua franca of Luxembourg


Output: german