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He was the senior military commander at the start of the Korean War , and supported President Harry S. Truman 's wartime policy of containment .
 person: Harry S. Truman
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: Harry S. Truman