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: temperature 
Words: cold, hot, cool, popular, relaxing
answer:
popular


question:
Category: weather 
Words: fair, sunny, stormy, make the grade, variety
answer:
variety


question:
Category: animals 
Words: jog, duck, cow, ostrich, horse
answer:

jog