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: alright, fine, annoyed, high quality, content
Example Output: high quality

Example Input: cow, fish, dog, sea turtle, hunt
Example Output: hunt

Example Input: chocolate cake, fix, chocolate, fudge, heavy
Example Output:
fix