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U.S. envoy John Kornblum met Serbian President Slobodan Milosevic on Thursday in an effort to defuse a growing crisis surrounding Bosnia 's post-war elections .
 person: John Kornblum; location: U.S.; location: Bosnia; person: Slobodan Milosevic; else: Serbian
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
 Entities: John Kornblum, U.S., Bosnia, Slobodan Milosevic, Serbian 
Answer:
 person: John Kornblum; location: U.S.; location: Bosnia; person: Slobodan Milosevic; else: Serbian