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: cold, deal, make the grade, unprejudiced, fair

Output: unprejudiced


Input: Consider Input: duplex, studio, flat, paved, squashed

Output: paved


Input: Consider Input: make coffee, ram, file, answer, organize


Output: ram