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: food 
Words: meat, weenie, loyalty, frank, vittles

Output: loyalty


Input: Consider Input: Category: boats 
Words: crew, deck, rudder, suits, hull

Output: suits


Input: Consider Input: Category: type of sandwich 
Words: discothek, club, roll, bacon, toast


Output: discothek