203915
The pioneer of this style was Charley Straight , whose compositions were issued on piano roll years before Confrey 's novelty hits .
 person: Charley Straight; person: Confrey
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: Charley Straight, Confrey 
Answer:
 person: Charley Straight; person: Confrey