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: ubiquitous, general, basic, major, popular

Output: major


Input: Consider Input: fine, prime, firstrate, custody, ok

Output: ok


Input: Consider Input: fair, raining, equitable, impartial, unjust


Output: raining