メタデータ名 G20493145311
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4875000 36.1833333, 140.4937500 36.1833333, 140.4937500 36.1875000, 140.4875000 36.1875000, 140.4875000 36.1833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral