メタデータ名 G20573903613
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.2375000 37.7708334, 139.2437500 37.7708334, 139.2437500 37.7750000, 139.2375000 37.7750000, 139.2375000 37.7708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral