メタデータ名 G20644442383
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.6937500 33.4625000, 131.7000000 33.4625000, 131.7000000 33.4666667, 131.6937500 33.4666667, 131.6937500 33.4625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral