Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.

Input: Consider Input: fine, detached, decent, well, beautiful

Output: beautiful


Input: Consider Input: level, impartial, fair, tone, cool

Output: impartial


Input: Consider Input: string, fret, board, emotional upsets, output cord


Output: emotional upsets