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Expanding developments in the Adelaide Hills region led to the construction of the South Eastern Freeway to cope with growth , which has subsequently led to new developments and further improvements to that transport corridor .
 Adelaide Hills, South Eastern Freeway
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Adelaide Hills, South Eastern Freeway