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I think that today can go down as the ` day we lost Pluto , ' '' said Jay Pasachoff of Williams College in Williamstown , Mass. , in an e-mail message from Prague .
 location contains: Williamstown, Williams College
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:  Williamstown, Williams College 
Answer:
 location contains: Williamstown, Williams College