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: ocean 
Words: up to the moment, tide, current, jetstream, brine

SOLUTION: up to the moment

PROBLEM: Category: moral characteristic 
Words: mild, equitable, unprejudiced, trustworthy, fair

SOLUTION: mild

PROBLEM: Category: aesthetic characteristic 
Words: fair, deal, color, even, variety

SOLUTION:
deal