メタデータ名 G20513207893
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2187500 40.7833333, 141.2250000 40.7833333, 141.2250000 40.7875000, 141.2187500 40.7875000, 141.2187500 40.7833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral