メタデータ名 G20594120891
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2625000 41.1958334, 141.2687500 41.1958334, 141.2687500 41.2000000, 141.2625000 41.2000000, 141.2625000 41.1958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral