22450
Since the end of last year , some large - scale professional foreign trade companies started to send sales teams , exhibition sale delegations , etc. , to enter Russia to seek to expand business .
 date: the end of last year; geographical social political: Russia
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 end of last year, Russia 
Answer:
 date: the end of last year; geographical social political: Russia