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.
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Question: Category: weather 
Words: windy, stormy, fair, tone, tangle

Answer: tone


Question: Category: bird 
Words: dump truck, pelican, goose, crane, derrick

Answer: dump truck


Question: Category: baby animals 
Words: love, cub, fawn, hatchling, calf

Answer:
love