メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.865545078655 34.012961248707, 131.866325724401 34.0133403025832, 131.865978281629 34.013813929537, 131.865877433642 34.0137783206577, 131.86558492227 34.0143969053668, 131.864864904722 34.0142190322793, 131.864390042555 34.0140641601772, 131.863781501567 34.0138657050685, 131.863358390635 34.0137158880339, 131.863042409833 34.0135832410276, 131.862874414106 34.0134553283623, 131.863070001448 34.013357762131, 131.863487537239 34.0131524101642, 131.863585656309 34.0131041909367, 131.863911447643 34.0129498892869, 131.864052579436 34.0128830394747, 131.864312841153 34.0127337878182, 131.864642093032 34.0125448379236, 131.865545078655 34.012961248707)) ^^http://www.opengis.net/ont/geosparql#wktLiteral