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.

Example Input: canvas, deck, corner, apron, queen
Example Output: queen

Example Input: up to the moment, current, detests, tide, history
Example Output: tide

Example Input: swim, cat, dolphin, fish, stingray
Example Output:
swim