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The award ceremony was held at The O2 Arena in London for the first time in its history , moving from the original venue of Earls Court , also in London .
 location: London
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: London 
Answer:
 location: London