メタデータ名 ieClassification-380
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9312500 37.7791667, 140.9375000 37.7791667, 140.9375000 37.7833333, 140.9312500 37.7833333, 140.9312500 37.7791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral