メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.566454269853 34.6610434744858, 135.565374371127 34.661145700356, 135.564423798692 34.661227109102, 135.563075155883 34.6613589213574, 135.563071906651 34.6606043193031, 135.563942817226 34.6606454668749, 135.564369777565 34.6606523451891, 135.564545929758 34.6606260693693, 135.565388744593 34.6605793507873, 135.56563658011 34.660553188065, 135.566494514938 34.66042594329, 135.566468809529 34.6608206839892, 135.566461539517 34.6609322198736, 135.566454269853 34.6610434744858)) ^^http://www.opengis.net/ont/geosparql#wktLiteral