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: fret, emotional supports, output cord, angry, concerned

Output: output cord


Input: Consider Input: ticket, fine, pretty, jail, suspension

Output: pretty


Input: Consider Input: davit, hoist, crane, sandpiper, davit


Output: davit