TASK DEFINITION: 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.
PROBLEM: Category: emotional status 
Words: high quality, fine, annoyed, relaxed, ok

SOLUTION: high quality

PROBLEM: Category: emotional status 
Words: down, emotional state, loveful, ashamed, flat

SOLUTION: flat

PROBLEM: Category: poker 
Words: punch, pack, deck, check, fold

SOLUTION:
punch