2715
 Gatlin , the reigning Olympic and world champion in the 100 , said that his legs were still sore from his run in Doha , Qatar where he tied Powell 's world record and that a cold , damp day in Oregon did not help him . 
 Doha, Qatar; Qatar, Doha
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:
 Doha, Qatar; Qatar, Doha