4615
But Israel has built its separation barrier next to Tulkarm , forcing attackers to take a much longer route through the West Bank before reaching Israel .
 location contains: Israel, West Bank; location contains: Israel, West Bank; location contains: Israel, Tulkarm; location contains: Israel, Tulkarm
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  Israel, West Bank; Israel, West Bank; Israel, Tulkarm; Israel, Tulkarm 
Answer:
 location contains: Israel, West Bank; location contains: Israel, West Bank; location contains: Israel, Tulkarm; location contains: Israel, Tulkarm