21279
 Among General Ward 's roles , American officials said , would be to monitor violent incidents on both sides , facilitating Palestinian-Israeli communication over what to do in the face of imminent attacks and making sure that Israel takes steps of its own , including withdrawing armed forces from West Bank population centers . '' 
 location contains: Israel, West Bank
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:
 location contains: Israel, West Bank