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Powell and I were both suspicious because there were no pictures of the mobile labs , " Wilkerson , Powell 's chief of staff said .
 person: Powell; person: Powell
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Powell, Powell 
Answer:
 person: Powell; person: Powell