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Harrison Schmitt suggested that the commander had other things on his mind , such as overcoming a ten-year absence from spaceflight and ensuring a successful mission after the near-disaster of Apollo 13 .
 person: Harrison Schmitt
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:
 person: Harrison Schmitt