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Perhaps the most famous modern production was the revival of " La vestale " with Maria Callas at La Scala at the opening of the 1954 season , to mark the 180th anniversary of the composer 's birth .
 person: Maria Callas; location: La Scala
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: Maria Callas, La Scala 
Answer:
 person: Maria Callas; location: La Scala