メタデータ名 G20523241164
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.1812500 34.6333333, 138.1875000 34.6333333, 138.1875000 34.6375000, 138.1812500 34.6375000, 138.1812500 34.6333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral