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: exquisite, dull, high quality, fine, acceptable

Output: acceptable


Input: Consider Input: iguana, mice, climbing, fish, hamster

Output: climbing


Input: Consider Input: penalty, relaxed, ticket, wispy, fine


Output: relaxed