メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.763405433258 35.6779466531771, 139.764923561715 35.6776059904291, 139.765600068007 35.6793945371731, 139.765561801494 35.6794977505621, 139.765352043206 35.6798178668717, 139.764663420057 35.680905141186, 139.764511679676 35.6812081403753, 139.764508587038 35.6813766525357, 139.764497755444 35.6815555819103, 139.764532371 35.6816404233758, 139.763506840336 35.6818808428501, 139.76213380772 35.6822043196292, 139.761700402039 35.6809194342269, 139.761321681789 35.6798566829476, 139.760969510561 35.6788379936474, 139.760863846699 35.6785201970462, 139.762270146974 35.6781987950454, 139.763405433258 35.6779466531771)) ^^http://www.opengis.net/ont/geosparql#wktLiteral