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, alright, fair, unprejudiced, 70

SOLUTION: 70

PROBLEM: Category: animal 
Words: fish, iguana, canyoning, hamster, horse

SOLUTION: canyoning

PROBLEM: Category: type of rigidity 
Words: firm, hard, inflexible, shareholders, resistant

SOLUTION:
shareholders