メタデータ名 G20554005662
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1437500 39.8583333, 141.1500000 39.8583333, 141.1500000 39.8625000, 141.1437500 39.8625000, 141.1437500 39.8583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral