メタデータ名 ieClassification-314
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2312500 35.1291667, 140.2375000 35.1291667, 140.2375000 35.1333333, 140.2312500 35.1333333, 140.2312500 35.1291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral