Individual #Pusan  a city in southeastern South Korea on the Korean Strait; the chief port and second largest city
  instance of:  #city  #port
  part of:  #South_Korea__Republic_of_Korea  a republic in the southern half of the Korean Peninsula; established in 1948
     part of:  #Korea__Korean_Peninsula__Choson  an Asian peninsula (off Manchuria) separating the Yellow Sea and the Sea of Japan; the Korean name is Choson
        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

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