3170
In December 1875 , as the trans-Atlantic steamer Mosel was preparing to leave Bremerhaven , Germany , dockworkers dropped a wooden barrel that they were trying to lift from a baggage cart .
 location contains: Germany, Bremerhaven
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, Bremerhaven 
Answer:
 location contains: Germany, Bremerhaven