メタデータ名 C37426-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.6812500 38.1833333, 140.6875000 38.1833333, 140.6875000 38.1875000, 140.6812500 38.1875000, 140.6812500 38.1833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral