メタデータ名 C04423-19880601
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.3750000 43.7333333, 142.3812500 43.7333333, 142.3812500 43.7375000, 142.3750000 43.7375000, 142.3750000 43.7333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral