8887
Part of the reason for this was the writings of John Locke and Jean-Jacques Rousseau in the 18th century , which brought attention to children as an audience for literature .
 person: John Locke; person: Jean-Jacques Rousseau
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 Locke, Jean-Jacques Rousseau 
Answer:
 person: John Locke; person: Jean-Jacques Rousseau