メタデータ名 G20664145373
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.5375000 43.0125000, 141.5437500 43.0125000, 141.5437500 43.0166667, 141.5375000 43.0166667, 141.5375000 43.0125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral