メタデータ名 G20513522681
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((145.1437500 43.4666667, 145.1500000 43.4666667, 145.1500000 43.4708334, 145.1437500 43.4708334, 145.1437500 43.4666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral