63088
The novel has been adapted into a number of other forms , including theatre , film , television , and at least two full-length operas , by John Joubert ( 1987 – 1997 ) and Michael Berkeley ( 2000 ) .
 person: John Joubert; person: Michael Berkeley
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: John Joubert, Michael Berkeley 
Answer:
 person: John Joubert; person: Michael Berkeley