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: fair, well, milky, medium, loyal

Output: loyal


Input: Consider Input: fret, angry, jack, nervous, emotionalities

Output: jack


Input: Consider Input: heron, crane, flamingo, windlass, hummingbird


Output: windlass