メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.209311176384 43.1354747453848, 141.209191767305 43.1368424623728, 141.209121551606 43.1379260770159, 141.208465152259 43.1379088482945, 141.207146937895 43.1378668040755, 141.20717434557 43.1374912184658, 141.207198134727 43.1371646898137, 141.207228814702 43.1367432793595, 141.207234572091 43.1366643532735, 141.207261076553 43.1363305342727, 141.20733652263 43.1353829824038, 141.207360699877 43.1350795937242, 141.207623784364 43.1350985893984, 141.207682023214 43.1351015823501, 141.208160986223 43.1351259201807, 141.208705820716 43.1351562013043, 141.209329624012 43.1351689132996, 141.209311176384 43.1354747453848)) ^^http://www.opengis.net/ont/geosparql#wktLiteral