メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.996772380979 33.7277987468909, 135.997489308746 33.727767601877, 135.998072582815 33.7277830923068, 135.998079294669 33.7277644957555, 135.998929354934 33.7279518532605, 136.000254033906 33.7298335700607, 135.997202659598 33.7309192677822, 135.996821929088 33.731054660813, 135.996086636017 33.7291922193942, 135.996136546916 33.728658278973, 135.996127923342 33.7282263352476, 135.996133961316 33.7278201707019, 135.996772380979 33.7277987468909)) ^^http://www.opengis.net/ont/geosparql#wktLiteral