メタデータ名 G20604021724
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.6250000 33.1791667, 131.6312500 33.1791667, 131.6312500 33.1833333, 131.6250000 33.1833333, 131.6250000 33.1791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral