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Many cities in the world have proposed projects adhering to the design principles of the arcology concept , like Tokyo , and Dongtan near Shanghai .
 location: Tokyo; location: Dongtan; location: Shanghai
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: Tokyo; location: Dongtan; location: Shanghai