267995
North Middlesex District High School is on Main Street , Parkhill , Ontario , Canada , at the corner of highways 7 and 81 , and serves the largely farming Municipality of North Middlesex .
 Middlesex, Ontario, Canada, Middlesex
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Middlesex, Ontario, Canada, Middlesex