1775
He was an instructor for the University of Illinois Division of Music Extension from 1970 to 1973 and also taught at Northern Illinois University in 1971 .
 organization: University of Illinois; organization: Northern Illinois 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: University of Illinois; organization: Northern Illinois University