Given a category and a set of five words, find the word from the set that does not belong (i.e. is the least relevant) with the other words in the category. Words are separated by commas.

Input: Consider Input: Category: location (proximity) 
Words: on top of, touching, finished for the day, close, right there

Output: finished for the day


Input: Consider Input: Category: animal 
Words: flutter, fly, bats, eagle, pounce

Output: flutter


Input: Consider Input: Category: location (proximity) 
Words: beside, close, neighboring, finished for the day, adjacent


Output: finished for the day