4673
Successful producer John Randolph Bray and animator Earl Hurd , patented the cel animation process that dominated the animation industry for the rest of the century .
 person: John Randolph Bray; person: Earl Hurd
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: John Randolph Bray, Earl Hurd 
Answer:
 person: John Randolph Bray; person: Earl Hurd