75172
in 1922 ; Irving Mills wrote the lyrics and Cliff Friend composed the music .
 person: Irving Mills; person: Cliff Friend
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: Irving Mills, Cliff Friend 
Answer:
 person: Irving Mills; person: Cliff Friend