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: bus, leap, spider, run, fly
answer:
bus


question:
Category: computers 
Words: prepare, space, file, image, ram
answer:
prepare


question:
Category: emotional status 
Words: happy, ok, ticket, acceptable, fine
answer:

ticket