メタデータ名 G20493165984
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.5562500 37.0291667, 139.5625000 37.0291667, 139.5625000 37.0333333, 139.5562500 37.0333333, 139.5562500 37.0291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral