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: hot, classy, pretty, fine, probation

Output: probation


Input: Consider Input: emotional supports, shameful, downward, loveful, down

Output: downward


Input: Consider Input: bored, sad, worried, fret, fingerpick


Output: fingerpick