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: fine, prime, firstrate, custody, ok

SOLUTION: ok

PROBLEM: fair, pale, 70, clime, tangle

SOLUTION: pale

PROBLEM: glass, knife, plate, spatula, handle

SOLUTION:
handle