TASK DEFINITION: Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.
PROBLEM: condominium, duplex, studio, flat, level

SOLUTION: level

PROBLEM: townhome, mountain, studio, flat, apartment

SOLUTION: mountain

PROBLEM: fine, firstrate, ticket, money, handsome

SOLUTION:
handsome