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: close, nearest, touching, on top of, barred

Output: barred


Input: Consider Input: bored, amp, board, fret, truss rod

Output: bored


Input: Consider Input: gunwale, chips, queen, joker, deck


Output: gunwale