instruction:
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.
question:
deck, board, corner, knockout, fight
answer:
board


question:
deck, stern, apron, blocking, caution
answer:
stern


question:
fly, grasshopper, walk, waggle, train
answer:

train