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.

Category: ROLL OVER, BEETHOVEN 
Clue: Symphony Beethoven "composed to celebrate the memory of a great man"
eroica

Category: VERY GRIMM TALES 
Clue: In the original Grimm Brothers version, after the miller's daughter guessed his name, he tore himself in two
rumpelstiltskin

Category: A ROUND OF GULF 
Clue: This historic Vietnamese gulf is really the northwestern arm of the South China Sea

the gulf of tonkin