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It was officially opened on 28 April 1877 and for the first 28 years of its existence , it was used almost exclusively by the London Athletic Club as an arena for athletics meetings and not at all for football .
 organization: London Athletic Club
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 Athletic Club 
Answer:
 organization: London Athletic Club