メタデータ名 G20574130524
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.4375000 38.1333333, 139.4437500 38.1333333, 139.4437500 38.1375000, 139.4375000 38.1375000, 139.4375000 38.1333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral