メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((132.935468218817 32.9975620029275, 132.935057335688 32.997578028621, 132.934639314047 32.9976058357178, 132.934561434289 32.9962585980153, 132.934941097314 32.9962342429291, 132.935352644221 32.9962115301494, 132.935468218817 32.9975620029275)) ^^http://www.opengis.net/ont/geosparql#wktLiteral