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: aesthetic characteristic 
Words: fair, flaxen, well, color, pale

SOLUTION: well

PROBLEM: Category: activity 
Words: spend, divide, apple, whittle, fritter

SOLUTION: apple

PROBLEM: Category: accomodation 
Words: duplex, condominium, plane, paved, flat

SOLUTION:
plane