メタデータ名 G20473067972
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.8375000 43.7708334, 143.8437500 43.7708334, 143.8437500 43.7750000, 143.8375000 43.7750000, 143.8375000 43.7708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral