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: fish, iguana, canyoning, hamster, horse

Output: canyoning


Input: Consider Input: Category: baby animals 
Words: follow, colt, fawn, cub, calf

Output: follow


Input: Consider Input: Category: poker 
Words: deck, cards, knockout, fold, blind


Output: knockout