メタデータ名 G20493062453
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.6187500 40.6875000, 140.6250000 40.6875000, 140.6250000 40.6916667, 140.6187500 40.6916667, 140.6187500 40.6875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral