6156
The new minuscule was disseminated first from Aachen and later from the influential scriptorium at Tours , where Alcuin retired as an abbot .
 Aachen, Tours, Alcuin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Aachen, Tours, Alcuin