33066
Today , 63 bridges crisscross 72 blocks of downtown Minneapolis , making it the largest skyway system in the world , larger even than its counterpart in Calgary , Alberta , which covers 64 blocks .
 location contains: Alberta, Calgary
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:  Alberta, Calgary 
Answer:
 location contains: Alberta, Calgary