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: weather 
Words: windy, stormy, fair, tone, tangle

SOLUTION: tone

PROBLEM: Category: police punishment 
Words: prime, fine, jail, suspension, well

SOLUTION: well

PROBLEM: Category: emotional status 
Words: south, down, disgusted, remorseful, unhappy

SOLUTION:
south