メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.574552131832 38.9044699281333, 141.574363858388 38.9046796598313, 141.574021234041 38.9050439392016, 141.573714240704 38.9053702697704, 141.573215019384 38.9058475842899, 141.57293458386 38.9062630639295, 141.572790614458 38.9064610570131, 141.572716237867 38.9065633437328, 141.572614824961 38.9067566265292, 141.572573262204 38.9067474642216, 141.572541297958 38.9067404166532, 141.572171392983 38.9065908966004, 141.572153469873 38.9065836536885, 141.571977708575 38.9065619686569, 141.571446230947 38.9064979777184, 141.571466870021 38.9062736178656, 141.571585217895 38.906068837326, 141.571719339119 38.9058606498827, 141.571767807653 38.9058312056375, 141.57183598792 38.9057829860622, 141.572440092335 38.9053561078069, 141.572468905326 38.9053371269918, 141.573424734262 38.9047074391248, 141.573719851768 38.9045251142968, 141.574399092904 38.9041755171922, 141.574609513358 38.9040773379289, 141.574655225937 38.9040560286003, 141.574730434462 38.9040209711677, 141.574884691375 38.9039527064463, 141.574995236531 38.9039510182274, 141.574751578372 38.9042478103858, 141.574552131832 38.9044699281333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral