メタデータ名 G20574162154
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8312500 37.4833333, 139.8375000 37.4833333, 139.8375000 37.4875000, 139.8312500 37.4875000, 139.8312500 37.4833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral