メタデータ名 C12402-19810201
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9687500 39.3541667, 140.9750000 39.3541667, 140.9750000 39.3583333, 140.9687500 39.3583333, 140.9687500 39.3541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral