メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.801893714719 34.7327906775367, 135.801931535064 34.7330014681742, 135.800291437807 34.7330244322754, 135.799586335568 34.7330491948429, 135.799381925486 34.7330412519481, 135.799387155734 34.7323213155528, 135.799395065167 34.7320683403923, 135.799483220316 34.7320569341994, 135.799633982058 34.7320495758341, 135.79995548156 34.73204770817, 135.800625042341 34.7320406348321, 135.800932934995 34.7320386017138, 135.801045240511 34.7320148388673, 135.801752439871 34.7320093695364, 135.801761460581 34.7322582872601, 135.801893714719 34.7327906775367)) ^^http://www.opengis.net/ont/geosparql#wktLiteral