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North Korea invited Christopher R. Hill , an assistant secretary of state and chief negotiator in the nuclear talks , to Pyongyang , indicating that it wanted to discuss an agreement that was reached last September but never carried out . ''
 country of administrative divisions: North Korea, Pyongyang; country of capital: North Korea, Pyongyang; administrative division of country: Pyongyang, North Korea; location contains: North Korea, Pyongyang
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  North Korea, Pyongyang; North Korea, Pyongyang; Pyongyang, North Korea; North Korea, Pyongyang 
Answer:
 country of administrative divisions: North Korea, Pyongyang; country of capital: North Korea, Pyongyang; administrative division of country: Pyongyang, North Korea; location contains: North Korea, Pyongyang