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Since 2001 the government has created GEPetrol , a national oil company ; and Sonagas , a national natural-gas company .
 GEPetrol, Sonagas
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 GEPetrol, Sonagas