メタデータ名 G20563942711
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.7875000 45.0916667, 141.7937500 45.0916667, 141.7937500 45.0958334, 141.7875000 45.0958334, 141.7875000 45.0916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral