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In the Republic of Ireland , the post of returning officer in Dublin and Cork is held by the city sheriff , and in the other areas by the county registrar of the area ( a senior court official ) .
 Republic of Ireland, Dublin, Cork
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Republic of Ireland, Dublin, Cork