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: dally, waste away, fried, whittle, fritter

Output: fried


Input: Consider Input: fax, file, format, image, document

Output: fax


Input: Consider Input: weenie, provision, frank, cheese, precise


Output: precise