Individual #Chernobyl  a city in north central Ukraine; site of a major disaster at a nuclear power plant (16 April 1986)
  instance of:  #city
  part of:  #Ukraine__Ukrayina  a republic in southeastern Europe; formerly a European Soviet; the center of the original Russian state which came into existence in the ninth century
     part of:  #Europe  the 2nd smallest continent (actually a vast peninsula of Eurasia); the British use `Europe' to refer to all of the continent except the British Isles
        part of:  #Eurasia  the land mass formed by the continents of Europe and Asia
           part of:  #eastern_hemisphere__easternhemisphere__orient  the hemisphere that includes Eurasia and Africa and Australia
           part of:  #northern_hemisphere  the hemisphere north of the equator

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