169519
Origin of the House : feud between Dampierre and Avesnes Baldwin , the first emperor of the Latin Empire of Constantinople , was as Baldwin IX Count of Flanders and as Baldwin VI Count of Hainaut .
 Dampierre, Avesnes Baldwin, Empire, Constantinople, Baldwin IX, Baldwin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Dampierre, Avesnes Baldwin, Empire, Constantinople, Baldwin IX, Baldwin