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Nicknamed " der lange Lulatsch " ( " the lanky lad " ) , the tower is one of the best-known points of interest in the city of Berlin and , while no longer used for broadcasting purposes , it remains a protected monument .
 location: Berlin
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: Berlin 
Answer:
 location: Berlin