メタデータ名 C08460-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9937500 38.6958334, 141.0000000 38.6958334, 141.0000000 38.7000000, 140.9937500 38.7000000, 140.9937500 38.6958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral