instruction:
Given a category and a set of five words, find the word from the set that does not belong (i.e. is the least relevant) with the other words in the category. Words are separated by commas.
question:
Category: animal 
Words: swim, dive, fly, car, bee
answer:
car


question:
Category: physical activity 
Words: trip, jump, fall, equinox, exercise
answer:
equinox


question:
Category: poker 
Words: deck, check, joker, board, bridge
answer:

bridge