Individual #Roman_Empire  an empire including the lands in Europe and Africa and Asia that were ruled by ancient Rome
  instance of:  empire
  part:  Holy_Roman_Empire  Byzantine_Empire
  member:  Roman.European
  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
  part of:  Asia  the largest continent with 60% of the earth's population; it is joined to Europe on the west to form Eurasia; it is the site of some of the world's earliest civilizations
     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
  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

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