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: lollygag, cake, misuse, goodbye, fritter

Output: cake


Input: Consider Input: protein, chunky, big boned, fat, capacitance

Output: protein


Input: Consider Input: medium, fair, raining, color, light


Output: raining