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In 1960 , with his brother Dušan and their friends he founded an amateur band called Zenith , which changed its name to Metro in 1961 , when they began to play in the Metró Klub , the club of the underground building company .
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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:  
Answer:
 None