6698
 Indeed , Belgium 's terrorism-fighting tools are limited , even though Brussels , as the headquarters of both the European Union and the North Atlantic Treaty Organization , is the closest Europe comes to having a Continental capital . 
 Brussels, Belgium; Belgium, Brussels
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:
 Brussels, Belgium; Belgium, Brussels