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.

Ex Input:
Category: animal 
Words: jump, drive, fly, eagle, beetle

Ex Output:
drive


Ex Input:
Category: shady activities 
Words: fudge, banned, brownie, unwarranted, fib

Ex Output:
brownie


Ex Input:
Category: police punishment 
Words: jail, neat, fine, jail time, flyaway

Ex Output:

neat