メタデータ名 G20593977103
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4937500 39.4958334, 140.5000000 39.4958334, 140.5000000 39.5000000, 140.4937500 39.5000000, 140.4937500 39.4958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral