メタデータ名 ieClassification-745
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.5437500 36.5041667, 136.5500000 36.5041667, 136.5500000 36.5083333, 136.5437500 36.5083333, 136.5437500 36.5041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral