メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.371694042806 34.7611066398988, 137.372241254719 34.7612532052288, 137.372857116633 34.7614057179243, 137.372718381151 34.7617351306266, 137.373058491245 34.7618040079495, 137.373241934661 34.7614625479006, 137.373377072442 34.7614793664338, 137.373283940602 34.761657847118, 137.373233381316 34.7617455429585, 137.373012709573 34.7621662230196, 137.372842536951 34.7624492032829, 137.37263598108 34.7627123834293, 137.372278395638 34.7625236667581, 137.372220901618 34.7624833362423, 137.371985151312 34.7623924527816, 137.371312541622 34.7620558071673, 137.37132640325 34.7619325358963, 137.3706680198 34.7616176956377, 137.370684301766 34.7615844261259, 137.371015310418 34.7609295909161, 137.371055678125 34.760939383059, 137.371694042806 34.7611066398988)) ^^http://www.opengis.net/ont/geosparql#wktLiteral