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:
heron, davit, egret, derrick, crane
answer:
davit


question:
ecstatic, content, disappointed, sad, service
answer:
service


question:
submarine, burger, bar, lettuce, club
answer:

bar