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: blackjack, gin, poker, wine, slapjack

SOLUTION: wine

PROBLEM: fly, grasshopper, walk, waggle, train

SOLUTION: train

PROBLEM: squat, sheep, duck, fall, dodge

SOLUTION:
sheep