276081
The DAV group of schools were established in 1970 by The Arya Samaj ( Central ) Chennai D.A.V. .
 Arya Samaj, Chennai
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Arya Samaj, Chennai