4103
Pheromones are produced by a wide range of structures including Dufour 's glands , poison glands and glands on the hindgut , pygidium , rectum , sternum , and hind tibia .
 person: Dufour
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: Dufour 
Answer:
 person: Dufour