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: ocean
Words: current, wave, whirlpool, sea, data sets

Answer: data sets

Question: Category: animal
Words: fly, dangle, bee, jump, flap

Answer: flap

Question: Category: location (proximity)
Words: running., close, bordering, nearer, touching

Answer:
running.