メタデータ名 C38421-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0812500 42.7166667, 140.0875000 42.7166667, 140.0875000 42.7208334, 140.0812500 42.7208334, 140.0812500 42.7166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral