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15th Field Artillery Regiment , RCA , is a Primary Reserve Royal Canadian Artillery ( RCA ) regiment based in Vancouver , British Columbia , at the Bessborough Armoury .
 organization: 15th Field Artillery; organization: Royal Canadian Artillery; location: Vancouver; location: British Columbia
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: 15th Field Artillery, Royal Canadian Artillery, Vancouver, British Columbia 
Answer:
 organization: 15th Field Artillery; organization: Royal Canadian Artillery; location: Vancouver; location: British Columbia