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, misuse, fritter, whittle, patty

Output: patty


Input: Consider Input: concrete pourer, winch, excavator, hoist, crane

Output: hoist


Input: Consider Input: ring, lifeline, deck, punch, corner


Output: lifeline