メタデータ名 C13219-19701001
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.0812500 34.0458334, 131.0875000 34.0458334, 131.0875000 34.0500000, 131.0812500 34.0500000, 131.0812500 34.0458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral