メタデータ名 G20644167922
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.8625000 42.4875000, 140.8687500 42.4875000, 140.8687500 42.4916667, 140.8625000 42.4916667, 140.8625000 42.4875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral