メタデータ名 indicator-H2120
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.7812500 34.2500000, 134.7875000 34.2500000, 134.7875000 34.2541667, 134.7812500 34.2541667, 134.7812500 34.2500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral