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: chunky, fat, calcium, carbs, iron

SOLUTION: chunky

PROBLEM: banned, fudge, invent, cupcake, loosen

SOLUTION: cupcake

PROBLEM: cupcake, cookies, chocolate cake, fib, fudge

SOLUTION:
fib