メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.985748799356 37.5639006991089, 140.984084758344 37.5646618771109, 140.983924382382 37.5647735422627, 140.983792710281 37.5648999905246, 140.983482995503 37.5652141623341, 140.98264047369 37.5652982735918, 140.982473922511 37.5653189058795, 140.982174721093 37.5649253625623, 140.981896132359 37.5644802287779, 140.981722382785 37.564187814835, 140.982830392445 37.5630361854195, 140.983688696801 37.5621060533598, 140.983992332537 37.5624376020661, 140.98416161584 37.562566036775, 140.985221304554 37.5634699716606, 140.985748799356 37.5639006991089)) ^^http://www.opengis.net/ont/geosparql#wktLiteral