メタデータ名 S271440150
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.3437500 41.2875000, 141.3500000 41.2875000, 141.3500000 41.2916667, 141.3437500 41.2916667, 141.3437500 41.2875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral