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: doorstep, community, open-faced, club, hoagie

Output: community


Input: Consider Input: group, clan, hamburger, club, bar

Output: hamburger


Input: Consider Input: sausage, matter of fact, frank, vittles, grub


Output: matter of fact