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: animal 
Words: fish, bat, sea turtle, trap, goat

Answer: trap


Question: Category: guitar part 
Words: inlays, concerned, string, notes, fret

Answer: concerned


Question: Category: corporate 
Words: taut, combined, corporation, llc, firm

Answer:
taut