6927
Contemporaries such as Roger Bacon applied the term " Magnus " to Albertus during his own lifetime , referring to his immense reputation as a scholar and philosopher .
 Roger Bacon, Magnus, Albertus
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Roger Bacon, Magnus, Albertus