4075
** '' the Khanate of Khiva was superseded by the Khorezm People 's Soviet Republic on 8 October 1920 ''
 location: Khanate of Khiva; location: Khorezm People 's Soviet Republic
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Khanate of Khiva; location: Khorezm People 's Soviet Republic