メタデータ名 C12402-19711201
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.7937500 36.8625000, 136.8000000 36.8625000, 136.8000000 36.8666667, 136.7937500 36.8666667, 136.7937500 36.8625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral