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: invent, smuggled, smear, fudge, pie

SOLUTION: pie

PROBLEM: knockout, blocking, crew, tko, deck

SOLUTION: crew

PROBLEM: train, fly, jump, leap, grasshopper

SOLUTION:
train