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After graduating from university and law school , George worked at Bay Street law firm McCarthy Tetrault , where for over 30 years he has advised Canadian and international organizations on information technology projects and initiatives. , As an adjunct law professor at Osgoode Hall Law School ( York University ) George has been teaching commercial and corpoarte law with emphasis on computer technology and related matters .
 organization: McCarthy Tetrault; organization: Osgoode Hall Law School; organization: York University
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: McCarthy Tetrault; organization: Osgoode Hall Law School; organization: York University