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: sausage, hot dog, concise, frank, weenie

Output: concise


Input: Consider Input: brash, frank, bun, hot dog, grub

Output: brash


Input: Consider Input: tackle, ostrich, crane, davit, egret


Output: davit