メタデータ名 G20644154293
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.7000000 43.9333333, 141.7062500 43.9333333, 141.7062500 43.9375000, 141.7000000 43.9375000, 141.7000000 43.9333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral