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: windy, 70, mild, fair, loyal

Output: loyal


Input: Consider Input: Category: accomodation 
Words: mansion, mountain, flat, house, duplex

Output: mountain


Input: Consider Input: Category: animal 
Words: fish, raft, horse, bat, cat


Output: raft