Individual #Pisa  a city in Tuscany; site of the famous Leaning Tower
  instance of:  #city
  part of:  #Tuscany__Toscana  a region in central Italy
     part of:  #Italy__Italian_Republic__Italia  a republic in southern Europe on the Italian Peninsula; was the core of the Roman Republic and the Roman Empire between the 4th century BC and the 5th century AD
        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
        part of:  pm#Mediterranean_region

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