メタデータ名 G20493062553
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.3437500 43.3750000, 142.3500000 43.3750000, 142.3500000 43.3791667, 142.3437500 43.3791667, 142.3437500 43.3750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral