メタデータ名 G20564012394
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.9125000 37.6916667, 138.9187500 37.6916667, 138.9187500 37.6958334, 138.9125000 37.6958334, 138.9125000 37.6916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral