メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.980211441006 34.8711958591177, 136.980295328399 34.8713885436063, 136.980361348039 34.8714809086013, 136.980440609887 34.8715843508807, 136.980558348928 34.8717254620954, 136.980643525668 34.8718775105058, 136.979795515868 34.8722909611793, 136.979590244404 34.8723695245272, 136.979053563363 34.8724060905121, 136.978736076176 34.8716521394739, 136.978671343947 34.8715210399565, 136.978162689933 34.871673149414, 136.977892808585 34.8711733815875, 136.978468159756 34.8708323435014, 136.97809113231 34.8702148614997, 136.977969073885 34.8699474607774, 136.978870152329 34.869893225966, 136.97938750564 34.8706872792302, 136.979566695627 34.8706904445448, 136.97976403801 34.8708952779979, 136.980185554065 34.8709277644441, 136.980190065021 34.8710587701703, 136.980211441006 34.8711958591177)) ^^http://www.opengis.net/ont/geosparql#wktLiteral