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: doughnut, fritter, fried, pie, seperate

SOLUTION: seperate

PROBLEM: replace, fire, retire, air, remove

SOLUTION: air

PROBLEM: ubiquitous, soldier, general, colonel, sargent

SOLUTION:
ubiquitous