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 of:  #Balkan_Peninsula
  part:  #battle_of_Lule_Burgas__Lule_Burgas  the principal battle of the Balkan Wars (1912); Bulgarian forces defeated the Turks

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