メタデータ名 indicator-K5107
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((132.5937500 34.2500000, 132.6000000 34.2500000, 132.6000000 34.2541667, 132.5937500 34.2541667, 132.5937500 34.2500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral