メタデータ名 G20503177982
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.5375000 36.5000000, 140.5437500 36.5000000, 140.5437500 36.5041667, 140.5375000 36.5041667, 140.5375000 36.5000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral