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: sugar, angular momentum, large, area, fat

Output: sugar


Input: Consider Input: fudge, brownie, unlicensed, cake, pudding

Output: unlicensed


Input: Consider Input: foot, pound, mile, ankle, inch


Output: ankle