メタデータ名 G20544034724
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2187500 39.4833333, 141.2250000 39.4833333, 141.2250000 39.4875000, 141.2187500 39.4875000, 141.2187500 39.4833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral