メタデータ名 G20492956633
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.3437500 31.5583333, 131.3500000 31.5583333, 131.3500000 31.5625000, 131.3437500 31.5625000, 131.3437500 31.5583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral