メタデータ名 G20523520202
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.9625000 43.3291667, 141.9687500 43.3291667, 141.9687500 43.3333333, 141.9625000 43.3333333, 141.9625000 43.3291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral