35009
He is also well known for founding digital circuit design theory in 1937 , when - as a 21-year - old master 's degree student at the Massachusetts Institute of Technology ( MIT ) - he wrote his thesis demonstrating that electrical applications of Boolean algebra could construct any logical numerical relationship .
 organization: Massachusetts Institute of Technology; organization: MIT; person: Boolean
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: Massachusetts Institute of Technology, MIT, Boolean 
Answer:
 organization: Massachusetts Institute of Technology; organization: MIT; person: Boolean