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But home is California , where he is in his second stint at California Institute of the Arts -LRB- having taught there in the 1970 's , he took a post at York University in Toronto and returned after reaching York 's mandatory retirement age -RRB- .
 Toronto, York University
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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} 
Answer:
 Toronto, York University