メタデータ名 C28203
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.1375000 33.5208334, 131.1437500 33.5208334, 131.1437500 33.5250000, 131.1375000 33.5250000, 131.1375000 33.5208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral