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Transposition , docking , and extraction ( abbreviated to TD&E , often just transposition and docking ) was a space rendezvous maneuver performed during the Apollo lunar missions of the 1960s and 70s .
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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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