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He later received a Bachelor of Engineering in Chemistry degree from the Technical University of Nova Scotia in 1960 and , after working as an engineer until 1968 , he decided to continue his education and get a Masters of Business Administration degree from Harvard University in 1970 .
 organization: Technical University of Nova Scotia; organization: Harvard University
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Technical University of Nova Scotia, Harvard University 
Answer:
 organization: Technical University of Nova Scotia; organization: Harvard University