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: war, brandy, bridge, gin, blackjack

SOLUTION: brandy

PROBLEM: swallow, heron, crane, flamingo, tackle

SOLUTION: tackle

PROBLEM: dodge, cow, crouch, duck, get down

SOLUTION:
cow