メタデータ名 indicator-H6102
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.2187500 34.3375000, 131.2250000 34.3375000, 131.2250000 34.3416667, 131.2187500 34.3416667, 131.2187500 34.3375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral