130175
It is said that jousting took place there in medieval times and the story goes that Lord William de Warenne was treacherously slain there during a joust in 1286 .
 William de Warenne
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 William de Warenne