メタデータ名 C25401-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8500000 39.1916667, 141.8562500 39.1916667, 141.8562500 39.1958334, 141.8500000 39.1958334, 141.8500000 39.1916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral