メタデータ名 ieClassification-4_4
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4125000 41.2125000, 140.4187500 41.2125000, 140.4187500 41.2166667, 140.4125000 41.2166667, 140.4125000 41.2125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral