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: food 
Words: honesty, meat, hot dog, sausage, frank

Ex Output:
honesty


Ex Input:
Category: outdoor sport activity 
Words: hunt, row, wrestle, fish, hamster

Ex Output:
hamster


Ex Input:
Category: geographical property 
Words: smooshed, horizontal, condominium, flat, valley

Ex Output:

condominium