メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.004771291833 35.0009619881458, 137.004329387471 35.0008210334589, 137.00372524908 35.0006842939529, 137.003550695893 35.0012005649718, 137.002841585816 35.001109033755, 137.002322567135 35.0010548737413, 137.002421931588 35.0016041930329, 137.002389988543 35.0016071080289, 137.001091300668 35.0017287156735, 137.001025064556 35.001263599544, 137.000955890831 35.0007587593983, 137.000704941163 34.9995232084733, 137.002122068524 34.9993534518267, 137.003516122919 34.9991836470395, 137.004394500152 34.999071586994, 137.004994693667 34.9990676752253, 137.004771291833 35.0009619881458)) ^^http://www.opengis.net/ont/geosparql#wktLiteral