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The complex was actually planned to be the tallest towers in Puerto Madero and Buenos Aires ; but in 2007 , work began on the Cavia Tower ( from the Le Parc Figueroa Alcorta complex ) , which became the tallest skyscraper in the city upon completion in 2008 .
 location: Puerto Madero; location: Buenos Aires
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Puerto Madero, Buenos Aires 
Answer:
 location: Puerto Madero; location: Buenos Aires