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: finger, heel, foot, ounce, elbow

Output: ounce


Input: Consider Input: cute, lust, bambi, swoon, fawn

Output: bambi


Input: Consider Input: tangle, tone, fair, size, pale


Output: tangle