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: sugar, angular momentum, large, area, fat

Output: sugar


Input: Consider Input: gunwale, deck, punch, sail, bow

Output: punch


Input: Consider Input: sad, tools, content, merchandise, specialty


Output: sad