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: animal 
Words: jump, drive, fly, eagle, beetle

Output: drive


Input: Consider Input: Category: poker 
Words: punch, pack, deck, check, fold

Output: punch


Input: Consider Input: Category: military rank 
Words: typical, private, major, general, fighter


Output: typical