メタデータ名 G20513571972
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.4125000 34.3916667, 131.4187500 34.3916667, 131.4187500 34.3958334, 131.4125000 34.3958334, 131.4125000 34.3916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral