メタデータ名 C4596
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.2937500 34.2583333, 134.3000000 34.2583333, 134.3000000 34.2625000, 134.2937500 34.2625000, 134.2937500 34.2583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral