メタデータ名 C3389
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.4062500 32.0208334, 131.4125000 32.0208334, 131.4125000 32.0250000, 131.4062500 32.0250000, 131.4062500 32.0208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral