メタデータ名 industryClassification-I
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4687500 43.0416667, 141.4750000 43.0416667, 141.4750000 43.0458334, 141.4687500 43.0458334, 141.4687500 43.0416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral