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: fair, unprejudiced, impartial, honorable, variety

SOLUTION: variety

PROBLEM: hoagie, submarine, place, open-faced, club

SOLUTION: place

PROBLEM: left, remorseful, sliding, down, downward

SOLUTION:
remorseful