メタデータ名 G20584131231
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.3062500 43.2541667, 143.3125000 43.2541667, 143.3125000 43.2583333, 143.3062500 43.2583333, 143.3062500 43.2541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral