31609
Vail , in Colorado , has 27 of its 33 lifts open and 177 of 193 trails , with 27 inches of snow at midmountain ; a foot of powder fell between Sunday and Wednesday .
 location contains: Colorado, Vail
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:  Colorado, Vail 
Answer:
 location contains: Colorado, Vail