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In the past few decades , although housing was always a top matter of expense for China 's countryside residents , but in the cities and towns , however , housing was treated as an employee benefit , freely allocated by work units , and only needing extremely low rent to be submitted every month .
 date: the past few decades; geographical social political: China
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: the past few decades, China 
Answer:
 date: the past few decades; geographical social political: China