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A report by the conservation group presented at the U.N. - sponsored Convention on International Trade in Endangered Species in Lausanne accused the four of trading protected species ranging from parakeets to orchids .
 organization: U.N.; event: Convention on International Trade in Endangered Species; geographical social political: Lausanne; cardinal: four
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:
 organization: U.N.; event: Convention on International Trade in Endangered Species; geographical social political: Lausanne; cardinal: four