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: weather 
Words: cold, 70, fair, well, luke

Output: well


Input: Consider Input: Category: alcoholic drinks 
Words: wine, rum, bridge, tonic, gin

Output: bridge


Input: Consider Input: Category: military rank 
Words: cadet, sergeant, general, ubiquitous, captain


Output: ubiquitous