メタデータ名 G20523937401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.2000000 31.4583333, 131.2062500 31.4583333, 131.2062500 31.4625000, 131.2000000 31.4625000, 131.2000000 31.4583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral