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The bipartisan delegation of 10 representatives , which Mr. Delahunt described as the largest Congressional delegation to visit Cuba during Mr. Castro 's rule , arrived Friday and spent 48 hours in Havana .
 location contains: Cuba, Havana; country of capital: Cuba, Havana; administrative division of country: Havana, Cuba; country of administrative divisions: Cuba, Havana
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:  Cuba, Havana; Cuba, Havana; Havana, Cuba; Cuba, Havana 
Answer:
 location contains: Cuba, Havana; country of capital: Cuba, Havana; administrative division of country: Havana, Cuba; country of administrative divisions: Cuba, Havana