2522
Commonwealth Heads of Government Meetings ( since 1971 )
 organization: Commonwealth Heads of Government Meetings
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: Commonwealth Heads of Government Meetings 
Answer:
 organization: Commonwealth Heads of Government Meetings