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As Olga Samaroff , she self-produced her New York debut at Carnegie Hall in 1905 ( the first woman ever to do so ) , hiring the hall , the orchestra and the conductor Walter Damrosch , and making an overwhelming impression with her performance of Tchaikovsky 's Piano Concerto No. 1 .
 person: Olga Samaroff; location: New York; person: Walter Damrosch; person: Tchaikovsky
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: Olga Samaroff, New York, Walter Damrosch, Tchaikovsky 
Answer:
 person: Olga Samaroff; location: New York; person: Walter Damrosch; person: Tchaikovsky