メタデータ名 indicator-H711001
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0500000 35.8375000, 140.0562500 35.8375000, 140.0562500 35.8416667, 140.0500000 35.8416667, 140.0500000 35.8375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral