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William F. von Meister ( February 21 , 1942 – May 18 , 1995 ) was an American entrepreneur who founded and participated in a number of startup ventures in the Washington , D.C. , area .
 person: von Meister; location: Washington , D.C.
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: von Meister, Washington , D.C. 
Answer:
 person: von Meister; location: Washington , D.C.