161769
JG 400 was formed on 1 February 1944 in Brandis with Stab only for the Messerschmitt Me 163 rocket fighter , as the only military aviation unit of any size in history , to actively use rocket-powered combat aircraft in wartime .
 organization: JG; location: Brandis
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: JG, Brandis 
Answer:
 organization: JG; location: Brandis