メタデータ名 G20513542274
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.1500000 36.0625000, 138.1562500 36.0625000, 138.1562500 36.0666667, 138.1500000 36.0666667, 138.1500000 36.0625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral