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He first became interested in cycling as a schoolboy , it was at Grangefield Grammar School , Stockton-on-Tees in 1968 that he set up a cycling club along with Brian Cossavella .
 Stockton-on-Tees
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Stockton-on-Tees