メタデータ名 G20523537961
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.2687500 31.4333333, 131.2750000 31.4333333, 131.2750000 31.4375000, 131.2687500 31.4375000, 131.2687500 31.4333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral