メタデータ名 C46451-19790201
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.5062500 35.4958334, 139.5125000 35.4958334, 139.5125000 35.5000000, 139.5062500 35.5000000, 139.5062500 35.4958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral