28405
 In the past , he said , students have taught English as a second language , worked with immigrant communities in Baltimore , or promoted Maryland international trade at the World Trade Center here . 
 location contains: Maryland, Baltimore
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
 Entity Pairs:  Maryland, Baltimore 
Answer:
 location contains: Maryland, Baltimore