メタデータ名 G20523661682
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.2187500 36.2666667, 139.2250000 36.2666667, 139.2250000 36.2708334, 139.2187500 36.2708334, 139.2187500 36.2666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral