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He would then serve as Assistant Professor of Classics there until the United States entered World War II , during which time he served the Office of War Information in Syria and Lebanon .
 United States, Office of War Information, Syria, Lebanon
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 United States, Office of War Information, Syria, Lebanon