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: organize, support, text, sort mail, file

SOLUTION: text

PROBLEM: group, clan, hamburger, club, bar

SOLUTION: hamburger

PROBLEM: private, ordinary, popular, normal, general

SOLUTION:
private