Individual #Ebro_River__Ebro  a Spanish river; flows into the Mediterranean
  instance of:  #river
  part of:  #Spain__Kingdom_of_Spain__Espana  a parliamentary monarchy in southwestern Europe on the Iberian Peninsula; a former colonial power
     part of:  #Iberian_Peninsula__Iberia  a peninsula in southwestern Europe
        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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