261321
Again there is a list of fifteen abbot s , beginning with Comgall and ending with Cronanus who died in 691 ; the date of the compilation , therefore , may be referred to 680-691 .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None