メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((132.936731090068 32.997455002956, 132.935468218817 32.9975620029275, 132.935352644221 32.9962115301494, 132.936796948728 32.9961446273142, 132.936754641369 32.9968677205753, 132.936731090068 32.997455002956)) ^^http://www.opengis.net/ont/geosparql#wktLiteral