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South Korea ' s Munhwa Ilbo newspapers and others quoted unnamed South Korean government sources as saying Pyongyang also urged Washington not to hinder its efforts to establish and improve ties with Seoul and Tokyo .
 geographical social political: South Korea; geographical social political: South Korean; geographical social political: South Korean government; geographical social political: Pyongyang; geographical social political: Washington; geographical social political: its; geographical social political: Seoul; geographical social political: Tokyo; organization: South Korea ' s Munhwa Ilbo newspapers; organization: Munhwa Ilbo; organization: others; person: unnamed South Korean government sources
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 geographical social political: South Korea; geographical social political: South Korean; geographical social political: South Korean government; geographical social political: Pyongyang; geographical social political: Washington; geographical social political: its; geographical social political: Seoul; geographical social political: Tokyo; organization: South Korea ' s Munhwa Ilbo newspapers; organization: Munhwa Ilbo; organization: others; person: unnamed South Korean government sources