122447
He was a pioneer in doing research on the indigenous systems of tropical forests and terraced agriculture ... Mindoro ( the Hanunoo ) and Luzon ( the Ifugao ) in the Philippines were his main field sites Through his research in the Philippines , Conklin is responsible for amassing one of the largest ethnographic collections from that area .
 location: Philippines; location: Philippines; person: Conklin
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: Philippines, Philippines, Conklin 
Answer:
 location: Philippines; location: Philippines; person: Conklin