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: SPACE MISSIONS 
Clue: The New Horizons mission was launched to explore this planet before it was downgraded to a dwarf

Output: pluto


Input: Consider Input: Category: WY WYOMING? 
Clue: This large prairie animal is featured in white silhouette on the state flag

Output: buffalo


Input: Consider Input: Category: "C-E-S" 
Clue: This element is atomic number 55


Output: cesium