メタデータ名 G20574134503
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.4187500 38.1541667, 139.4250000 38.1541667, 139.4250000 38.1583333, 139.4187500 38.1583333, 139.4187500 38.1541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral