24941
 In January 1943 , Colonel Smart 's notion of a low-level attack was discussed at the meeting in Casablanca , Morocco , between Roosevelt and Churchill , and again that May when the two met in Washington . 
 location contains: Morocco, Casablanca
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:  Morocco, Casablanca 
Answer:
 location contains: Morocco, Casablanca