メタデータ名 G20523675424
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.9875000 36.0916667, 137.9937500 36.0916667, 137.9937500 36.0958334, 137.9875000 36.0958334, 137.9875000 36.0916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral