メタデータ名 G20543857833
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((145.4937500 43.2000000, 145.5000000 43.2000000, 145.5000000 43.2041667, 145.4937500 43.2041667, 145.4937500 43.2000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral