Individual #Omdurman  a city of Sudan; located in the central Sudan on the White Nile opposite Khartoum
  instance of:  #city
  part of:  #Republic_of_the_Sudan__Sudan__Soudan  a republic in northeastern Africa on the Red Sea; achieved independence from Egypt and the United Kingdom in 1956
     part of:  #Africa  the second largest continent; located south of Europe and bordered to the west by the South Atlantic and to the east by the India Ocean
        part of:  #eastern_hemisphere__easternhemisphere__orient  the hemisphere that includes Eurasia and Africa and Australia

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