メタデータ名 indicator-A1706
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0187500 35.8041667, 140.0250000 35.8041667, 140.0250000 35.8083333, 140.0187500 35.8083333, 140.0187500 35.8041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral