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Of course this is the home of the anti - war demonstrations stemming back to the Vietnam War but there are close to between 500 and 1 , 000 people .
 geographical social political: this; geographical social political: the home of the anti - war demonstrations stemming back to the Vietnam War; geographical social political: Vietnam; person: close to between 500 and 1 , 000 people
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
 Entities: this, the home of the anti - war demonstrations stemming back to the Vietnam War, Vietnam, close to between 500 and 1 , 000 people 
Answer:
 geographical social political: this; geographical social political: the home of the anti - war demonstrations stemming back to the Vietnam War; geographical social political: Vietnam; person: close to between 500 and 1 , 000 people