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: weather 
Words: cold, luke, fair, mild, light
answer:
light


question:
Category: employment activity 
Words: sack, inferno, promote, empower, fire
answer:
inferno


question:
Category: weather 
Words: luke, sunny, fair, variety, windy
answer:

variety