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: color, medium, fair, warm, size

Output: warm


Input: Consider Input: bowl, plastic, glass, panel, lead

Output: bowl


Input: Consider Input: fudge, invent, falsehood, chocolate, smuggled


Output: chocolate