メタデータ名 indicator-H711101
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.3687500 40.9875000, 141.3750000 40.9875000, 141.3750000 40.9916667, 141.3687500 40.9916667, 141.3687500 40.9875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral