メタデータ名 G20392715073
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.0625000 34.8208334, 138.0687500 34.8208334, 138.0687500 34.8250000, 138.0625000 34.8250000, 138.0625000 34.8208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral