360210
They were supported by Pope Gregory IX on this subject , as well as the Duke of Burgundy and the Count of Brittany .
 person: Gregory IX
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: Gregory IX 
Answer:
 person: Gregory IX