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: blow, squander, apple, fritter, divide

SOLUTION: apple

PROBLEM: fire, instruct, inferno, retire, scold

SOLUTION: inferno

PROBLEM: unjust, tangle, decent, equitable, fair

SOLUTION:
tangle