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Iowa was won by Democratic Governor Michael Dukakis of Massachusetts with 54.71 % of the popular vote over Republican Vice President George H.W. Bush 's 44.50 % , a victory margin of 10.22 % .
 location: Iowa; organization: Democratic; person: Michael Dukakis; location: Massachusetts; organization: Republican; person: George H.W. Bush
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: Iowa, Democratic, Michael Dukakis, Massachusetts, Republican, George H.W. Bush 
Answer:
 location: Iowa; organization: Democratic; person: Michael Dukakis; location: Massachusetts; organization: Republican; person: George H.W. Bush