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He soon discovers he can fly via rocket boosters in his hands and feet , and has superhuman strength and other such abilities , and must deal with robots and villainous robot-hating humans who threaten his friends , fellow robots and Metro City , becoming a hero in the process .
 person: Metro City
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:
 person: Metro City