メタデータ名 G20513232843
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8812500 43.4625000, 141.8875000 43.4625000, 141.8875000 43.4666667, 141.8812500 43.4666667, 141.8812500 43.4625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral