メタデータ名 G20523506563
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9500000 42.3375000, 140.9562500 42.3375000, 140.9562500 42.3416667, 140.9500000 42.3416667, 140.9500000 42.3375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral