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: draw, deck, call, gunwale, blind

Output: gunwale


Input: Consider Input: deck, suits, lifeline, draw, fold

Output: lifeline


Input: Consider Input: level, smooth, flat, lined, elevation


Output: level