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Duns Scotus ( 1300 ) and Durandus of Saint-Pourçain ( 1320 ) admit the term " Filius adoptivus " in a qualified sense .
 Duns Scotus, Durandus of Saint-Pourçain
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Duns Scotus, Durandus of Saint-Pourçain