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: FORWARDS & BACK WORDS 
Clue: Shrek & "therefore" (follows "cogito")

Output: ogre & ergo


Input: Consider Input: Category: POETRY 
Clue: Completes Omar Khayyam's threesome, "Jug of wine, a loaf of bread -- and"

Output: "thou"


Input: Consider Input: Category: ALL I WANT FOR ISTHMUS 
Clue: To travel from this country's mainland to Sevastapol in the Crimea, traverse the Isthmus of Perekop


Output: ukraine