23781
He subsequently denounced the teachings of Peter Abelard to the pope , who called a council at Sens in 1141 to settle the matter .
 Peter Abelard, Sens
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Peter Abelard, Sens