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The `` Guildford Four , '' three Irishmen and an Englishwoman , have been imprisoned since 1975 .
 The `` Guildford Four, three, Irishmen, Englishwoman, 1975
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 The `` Guildford Four, three, Irishmen, Englishwoman, 1975