メタデータ名 G20473006371
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8250000 36.5666667, 139.8312500 36.5666667, 139.8312500 36.5708334, 139.8250000 36.5708334, 139.8250000 36.5666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral