メタデータ名 C21323-19910601
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.7375000 34.7833333, 134.7437500 34.7833333, 134.7437500 34.7875000, 134.7375000 34.7875000, 134.7375000 34.7833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral