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On Sunday , the American patrol came under attack from small-arms fire and rocket-propelled grenades around 10 a.m. in mountainous terrain some 80 miles northwest of Gereshk , in Helmand Province , the military said in a statement issued from Bagram .
 location contains: Helmand Province, Gereshk
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:  Helmand Province, Gereshk 
Answer:
 location contains: Helmand Province, Gereshk