メタデータ名 G20564012874
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.9250000 43.4833333, 141.9312500 43.4833333, 141.9312500 43.4875000, 141.9250000 43.4875000, 141.9250000 43.4833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral