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Being the most widely spoken language in South America and all of the Southern Hemisphere , it 's also the second-most spoken language , after Spanish , in Latin America , one of the 10 most spoken languages in Africa and is an official language of the European Union , Mercosur , OAS , ECOWAS and the African Union .
 South America, Southern Hemisphere, Latin America, Africa, European Union, Mercosur, OAS, ECOWAS, African 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:
 South America, Southern Hemisphere, Latin America, Africa, European Union, Mercosur, OAS, ECOWAS, African Union