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.

Input: Consider Input: Category: PLACES OF INCARCERATION 
Clue: "Shark Island" Prison is part of Dry Tortugas National Park in the extreme southwest of this state

Output: florida


Input: Consider Input: Category: SIGNS & SYMBOLS 
Clue: Symbols of mystery, they're the mysterious doubles of the people who cast them

Output: shadows


Input: Consider Input: Category: CHEMICAL COMPOUNDS 
Clue: Rhyming names of 2 common petroleum products, one used in your tank & one on your skin


Output: gasoline & vaseline