メタデータ名 G20553847221
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.2500000 36.4666667, 139.2562500 36.4666667, 139.2562500 36.4708334, 139.2500000 36.4708334, 139.2500000 36.4666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral