57868
As of 2019 , there are 54 states party to the treaty , The consultative members include the 7 countries that claim portions of Antarctica as their territory .
 location: Antarctica
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: Antarctica 
Answer:
 location: Antarctica