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: hoist, sandpiper, crane, swallow, heron

Output: hoist


Input: Consider Input: fat, sugar, ugly, chunky, angular momentum

Output: sugar


Input: Consider Input: blow, misuse, seperate, fritter, danish


Output: danish