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Chines first appeared on the Lockheed A-12 precursor of the SR-71 Blackbird , where they formed forward extensions of the wing roots along the fuselage sides into which they blended .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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