メタデータ名 S23102049091
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2937500 41.1916667, 141.3000000 41.1916667, 141.3000000 41.1958334, 141.2937500 41.1958334, 141.2937500 41.1916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral