17309
Lieutenant Halfaker has no memories of what came next : a helicopter trip to Balad Air Base , 50 miles north of Baghdad , several operations at a military hospital in Landstuhl , Germany , and at Walter Reed , where she was in an induced coma .
 location contains: Germany, Landstuhl
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:  Germany, Landstuhl 
Answer:
 location contains: Germany, Landstuhl