180702
The airfield is located southwest of Washington , D.C. It was named for noted World War II aviation engineer Brig. Gen. Donald Angus Davison .
 location: Washington , D.C.; person: Donald Angus Davison
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: Washington , D.C., Donald Angus Davison 
Answer:
 location: Washington , D.C.; person: Donald Angus Davison