メタデータ名 G20493016591
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2500000 39.6625000, 140.2562500 39.6625000, 140.2562500 39.6666667, 140.2500000 39.6666667, 140.2500000 39.6625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral