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: moral characteristic 
Words: unprejudiced, warm, fair, ok, balanced

SOLUTION: warm

PROBLEM: Category: chocolate food 
Words: fudge, chocolate cake, pudding, unwarranted, heavy

SOLUTION: unwarranted

PROBLEM: Category: moral characteristic 
Words: stern, hot dog, precise, courage, frank

SOLUTION:
hot dog