2502
 What is interesting is not what they said but whether there will be a response from Pyongyang , '' said Charles L. Pritchard , a former State Department official who negotiated with the North and who used the same channel himself until he quit the Bush administration , partly to protest its North Korea policy . 
 Pyongyang, North Korea; North Korea, Pyongyang
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 Pyongyang, North Korea; North Korea, Pyongyang