メタデータ名 G20614016972
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.3375000 31.6166667, 131.3437500 31.6166667, 131.3437500 31.6208334, 131.3375000 31.6208334, 131.3375000 31.6166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral