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: aesthetic characteristic 
Words: well, windy, even, fair, level
answer:
windy


question:
Category: bird 
Words: dump truck, pelican, goose, crane, derrick
answer:
dump truck


question:
Category: corporate 
Words: firm, shareholders, common, alignment, taut
answer:

taut