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It may also have affected critics that earlier in 1954 , Berkeley 's second , and very different , opera , the surrealistic comedy A Dinner Engagement , had been premiered ; this successful one-act work remains the only one of Berkeley 's operas to have held the stage .
 person: Berkeley; person: Berkeley
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: Berkeley, Berkeley 
Answer:
 person: Berkeley; person: Berkeley