メタデータ名 G20594101971
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.4312500 31.5833333, 130.4375000 31.5833333, 130.4375000 31.5875000, 130.4312500 31.5875000, 130.4312500 31.5833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral