21906
 1 Violence in Afghanistan Violence erupted in several parts of Afghanistan , most notably when armed men in military uniforms opened fire on the car of Afghanistan 's defense minister as it was leaving Kabul 's airport , in an attack the ministry called an assassination attempt . 
 country capital: Afghanistan, Kabul
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: 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:
 country capital: Afghanistan, Kabul