メタデータ名 C4391
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.4062500 33.1583333, 130.4125000 33.1583333, 130.4125000 33.1625000, 130.4062500 33.1625000, 130.4062500 33.1583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral