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: poker 
Words: fold, queen, deck, galley, call

Ex Output:
galley


Ex Input:
Category: body part 
Words: elbow, foot, knee, inch, hand

Ex Output:
inch


Ex Input:
Category: emotional display 
Words: deer, culture, fawn, follow, suppressed

Ex Output:

deer