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: loyal, fair, honorable, equitable, warm

SOLUTION: warm

PROBLEM: Category: corporate 
Words: unyielding, firm, streamline, llc, private

SOLUTION: unyielding

PROBLEM: Category: animal 
Words: spider, train, fly, dive, fish

SOLUTION:
train