167113
Radio Éireann , RTÉ 's predecessor and at the time a section of the Department of Posts and Telegraphs , was one of 23 founding organisations of the European Broadcasting Union in 1950 .
 Radio Éireann, RTÉ, European Broadcasting Union
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Radio Éireann, RTÉ, European Broadcasting Union