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: fawn, love, calf, flatter, identity

Output: calf


Input: Consider Input: level, knockout, deck, fight, gunwale

Output: gunwale


Input: Consider Input: horizontal, hotel, flat, lined, smooth


Output: hotel