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: store status 
Words: beside, finished for the day, running., close, gated
answer:
beside


question:
Category: social gathering 
Words: place, club, outing, lettuce, group
answer:
lettuce


question:
Category: bird 
Words: excavator, crane, flamingo, sandpiper, winch
answer:

excavator