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: late, up to the moment, current, course, belated

Output: course


Input: Consider Input: blow, squander, apple, fritter, divide

Output: apple


Input: Consider Input: suspension, exquisite, prime, fine, flyaway


Output: exquisite