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Despite the successful mission , the careers of the crew were tarnished by a deal they had made before the flight to carry postal covers to the Moon in exchange for about $ 7,000 each , which they planned to set aside for their children .
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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:
 None