メタデータ名 G20564004584
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.5125000 43.6458334, 143.5187500 43.6458334, 143.5187500 43.6500000, 143.5125000 43.6500000, 143.5125000 43.6458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral