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The spread of Cockney features across the south-east led the media to talk of Estuary English as a new dialect , but the notion was criticised by many linguists on the grounds that London had been influencing neighbouring regions throughout history .
 location: Cockney; location: London
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:
 location: Cockney; location: London