メタデータ名 C4357
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((144.8687500 43.0000000, 144.8750000 43.0000000, 144.8750000 43.0041667, 144.8687500 43.0041667, 144.8687500 43.0000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral