メタデータ名 G20523551311
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.9687500 43.1833333, 142.9750000 43.1833333, 142.9750000 43.1875000, 142.9687500 43.1875000, 142.9687500 43.1833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral