257607
Medieval philosophy is the philosophy in the era now known as medieval or the Middle Ages , the period roughly extending from the fall of the Western Roman Empire in the fifth century AD to the Renaissance in the sixteenth century .
 Western Roman Empire
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Western Roman Empire