メタデータ名 G20523415492
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.5500000 43.1166667, 141.5562500 43.1166667, 141.5562500 43.1208334, 141.5500000 43.1208334, 141.5500000 43.1166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral