Individual #Thrace  a region and ancient country in the east of the Balkan Peninsula north of the Aegean Sea; colonized by ancient Greeks; later a Roman province; now divided between Greece and Turkey
  instance of:  #geographical_area
  part:  #battle_of_Lule_Burgas
  part of:  #Balkan_Peninsula__Balkans  a large peninsula in southeastern Europe containing the Balkan Mountain Range
     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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