メタデータ名 si245010033
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2937500 43.1666667, 141.3000000 43.1666667, 141.3000000 43.1708334, 141.2937500 43.1708334, 141.2937500 43.1666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral