165575
He worked in the National Library of Ireland archiving the papers of Owen Sheehy-Skeffington where he discovered a manuscript of Peter Tyrrell which he edited and had published as Founded on Fear : Letterfrack , War and Exile .
 Owen Sheehy-Skeffington, Peter Tyrrell, Letterfrack
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Owen Sheehy-Skeffington, Peter Tyrrell, Letterfrack