#archipelago  a group of many islands in a large body of water
  supertype:  dry_land__dryland__land__earth__solid_ground__solidground__terrafirma  the solid part of the earth's surface; "the plane turned away from the sea and moved back over land"; "the earth shook for several minutes"; "he dropped the logs on the ground"
  instance:  Cape_Verde_Islands  Tierra_del_Fuego  Comoro_Islands  West_Indies  Antilles  Greater_Antilles  Lesser_Antilles  Leeward_Islands  Windward_Islands  Svalbard  Lofoten  Aland_islands  Aleutian_Islands  Oceania  Australasia  Austronesia  Melanesia  Micronesia  Mariana_Islands  Caroline_Islands  Marshall_Islands  Gilbert_Islands  Ellice_Islands  Polynesia  Malay_Archipelago  Sunda_Islands  Greater_Sunda_Islands  Lesser_Sunda_Islands  Bismarck_Archipelago  Admiralty_Islands  Hebrides  Inner_Hebrides  Outer_Hebrides  Japanese_Islands  Ryukyu_Islands  Orkney_Islands  Shetland_Islands  Palau_Islands  Philippines  Society_Islands  Tuamotu_Archipelago  Tubuai_Islands  Gambier_Islands  Marquesas_Islands  Solomons  Balearic_Islands  Alexander_Archipelago  Hawaiian_Islands
  member:  island  a land mass (smaller than a continent) that is surrounded by water

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