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From the late 1920 s , the increased practicality of electronic instruments influenced composers such as Joseph Schillinger to adopt them .
 person: Joseph Schillinger
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: Joseph Schillinger 
Answer:
 person: Joseph Schillinger