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In 1984 the EPA notified Gulf Resources , which was a part - owner of the smelter , that it was potentially liable for sharing cleanup costs at the site under the federal Superfund program .
 date: 1984; organization: EPA; organization: Gulf Resources; organization: Superfund
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: 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:
 date: 1984; organization: EPA; organization: Gulf Resources; organization: Superfund