298503
While Aru Town is the administrative capital of the territory , Ariwara is its economic hub where businesspeople from DRC , Southern Sudan and Uganda meet to trade cows , manufactured goods and other products .
 Sudan, Uganda
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sudan, Uganda