メタデータ名 G20513166623
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4437500 43.1208334, 141.4500000 43.1208334, 141.4500000 43.1250000, 141.4437500 43.1250000, 141.4437500 43.1208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral