メタデータ名 G20544060381
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.7687500 44.1875000, 141.7750000 44.1875000, 141.7750000 44.1916667, 141.7687500 44.1916667, 141.7687500 44.1875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral