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: corner, ring, crew, deck, apron

Output: crew


Input: Consider Input: data sets, water, timely, current, late

Output: water


Input: Consider Input: fiber, big boned, protein, carbs, fat


Output: big boned