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Challenge-based learning ( CBL ) is a pedagogic approach for K12 education pioneered by education staff at Apple , Inc. that has its roots in problem-based learning and the work of John Dewey .
 organization: Apple , Inc.; person: John Dewey
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: Apple , Inc., John Dewey 
Answer:
 organization: Apple , Inc.; person: John Dewey