503
 Because of the social and environmental problems caused by many dams the Kariba , for instance , has restricted the growth of the Zambezi delta , sharply reducing fisheries in Mozambique there has been a widespread belief , in the developed world at least , that a large dam should be a project of last resort . 
 location contains: Mozambique, Zambezi
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:  Mozambique, Zambezi 
Answer:
 location contains: Mozambique, Zambezi