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: social gathering 
Words: group, clan, team, club, doorstep
answer:
doorstep


question:
Category: social gathering 
Words: place, bar, doorstep, club, outing
answer:
doorstep


question:
Category: police punishment 
Words: jail, happy, fine, prison, prime
answer:

happy