メタデータ名 G20503271733
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.2000000 34.7833333, 138.2062500 34.7833333, 138.2062500 34.7875000, 138.2000000 34.7875000, 138.2000000 34.7833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral