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: egret, crane, goose, dump truck, duck

Output: dump truck


Input: Consider Input: big boned, vitamin c, fiber, sugar, fat

Output: big boned


Input: Consider Input: concerned, output cord, string, notes, fret


Output: concerned