#hemisphere  half of the terrestrial globe
  supertype:  #geographical_area__geographic_area__geographical_region__geographic_region  a demarcated area of the Earth
  subtype:  #eastern_hemisphere  #northern_hemisphere  #southern_hemisphere  #western_hemisphere
  part of:  #Earth.terrestrial_planet__earth__globe  the 3rd planet from the sun; the planet on which we live; "the Earth moves around the sun"; "he sailed around the world"

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