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: gated, right there, not open, barred, close
Example Output: right there

Example Input: elephant, duck, sprint, dog, lion
Example Output: sprint

Example Input: unhappy, below, down, emotional supports, remorseful
Example Output:
below