1986
China expressed hopes that both sides would keep the dialogue alive while officials in Moscow and London called for patience in resolving the complex impasse .
 geographical social political: China; geographical social political: both sides; geographical social political: Moscow; geographical social political: London; person: officials in Moscow and London
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
 Entities: China, both sides, Moscow, London, officials in Moscow and London 
Answer:
 geographical social political: China; geographical social political: both sides; geographical social political: Moscow; geographical social political: London; person: officials in Moscow and London