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: brash, frank, bun, hot dog, grub

SOLUTION: brash

PROBLEM: fair, unprejudiced, impartial, honorable, variety

SOLUTION: variety

PROBLEM: davit, tackle, hoist, heron, crane

SOLUTION:
hoist