メタデータ名 G20573913352
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.4812500 38.2541667, 139.4875000 38.2541667, 139.4875000 38.2583333, 139.4812500 38.2583333, 139.4812500 38.2541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral