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: hamburger, club, discothek, lettuce, dagwood

SOLUTION: discothek

PROBLEM: clime, level, cool, tone, fair

SOLUTION: clime

PROBLEM: space, prepare, make coffee, file, support

SOLUTION:
space