40359
One international security official in Kandahar , who has several years of experience in Afghanistan and asked not to be named because of the nature of his information , said members of American and Canadian Special Forces units had told him that they were '' not winning against the Taliban . '' ''
 location contains: Afghanistan, Kandahar
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:  Afghanistan, Kandahar 
Answer:
 location contains: Afghanistan, Kandahar