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: string, frustrated, chord, output cord, fret

SOLUTION: frustrated

PROBLEM: flaxen, fair, sunny, cool, pale

SOLUTION: sunny

PROBLEM: fair, flaxen, color, equitable, cool

SOLUTION:
equitable