メタデータ名 ieClassification-424
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.7375000 42.8958334, 140.7437500 42.8958334, 140.7437500 42.9000000, 140.7375000 42.9000000, 140.7375000 42.8958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral