メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.799313267644 35.3815966524614, 136.799885557015 35.3816638066731, 136.799664490146 35.3828312698481, 136.799638242655 35.3832790634804, 136.799512787587 35.3832496697904, 136.799173073721 35.3832423726549, 136.79903925357 35.3832655576339, 136.796563626779 35.3836181423964, 136.796564014742 35.3835991307676, 136.796580655301 35.3827954739598, 136.796580228982 35.3822712629758, 136.796589004537 35.3814199078147, 136.797374653537 35.3814871001927, 136.797388538321 35.3814034132792, 136.79786908611 35.3814495233107, 136.799313267644 35.3815966524614)) ^^http://www.opengis.net/ont/geosparql#wktLiteral