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The initial divergence is between those that can pick up any of a range of buckets and attachments by clamping onto the mounting pins for the attachment ( known as " pin grabbers " or " pin couplers " ) and those that work only with buckets and attachments designed to suit that quick coupler ( known as " dedicated " ) .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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