メタデータ名 G20503256493
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.3000000 35.3541667, 136.3062500 35.3541667, 136.3062500 35.3583333, 136.3000000 35.3583333, 136.3000000 35.3541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral