メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.795187105507 36.9059514720319, 140.795515718106 36.9063106715796, 140.795925606091 36.9067470766158, 140.796485355338 36.9073672761864, 140.796729932469 36.9076379592179, 140.796918232472 36.907846370566, 140.797053834501 36.9079981845473, 140.795673624087 36.9082806050525, 140.794436168896 36.9085244845634, 140.794320039967 36.9080309304268, 140.794187995585 36.9075192712828, 140.794068591565 36.9070368666273, 140.793961532212 36.9065669633719, 140.793860784027 36.9061528355242, 140.793752823129 36.9057438372947, 140.794838993642 36.9055611707913, 140.795187105507 36.9059514720319)) ^^http://www.opengis.net/ont/geosparql#wktLiteral