15237
It also eliminated unrealistic illusions some people possessed on the issue of the Hong Kong transition , and clarified the method of the transfer of power in 1997 .
 geographical social political: Hong Kong; date: 1997
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
 Entities: Hong Kong, 1997 
Answer:
 geographical social political: Hong Kong; date: 1997