885
She was a Nonviolent Action Group ( NAG ) activist , studied at Duke University and at Tougaloo College from 1961 to 1964 , and was a Freedom Summer organizer in 1964 .
 organization: Nonviolent Action Group ( NAG ); organization: Duke University; organization: Tougaloo College
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: Nonviolent Action Group ( NAG ); organization: Duke University; organization: Tougaloo College