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: townhome, mountain, studio, flat, apartment

SOLUTION: mountain

PROBLEM: pale, windy, fair, flaxen, light

SOLUTION: windy

PROBLEM: common, rough, rigged, tough, firm

SOLUTION:
common