メタデータ名 G20513423602
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.5187500 43.2875000, 142.5250000 43.2875000, 142.5250000 43.2916667, 142.5187500 43.2916667, 142.5187500 43.2875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral