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: confident, popular, classy, cool, chill

SOLUTION: chill

PROBLEM: duplex, studio, cabin, horizontal, flat

SOLUTION: horizontal

PROBLEM: sargent, general, boring, fighter, commander

SOLUTION:
boring