メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.791235055742 35.7087671208174, 139.791282017304 35.7090066695113, 139.791329936637 35.7092510958385, 139.791402372464 35.7096263873091, 139.790457186868 35.7098202138143, 139.789736262231 35.70996840983, 139.789031506675 35.7101125573396, 139.788268299995 35.7102690391976, 139.788227358549 35.7096792406559, 139.788211200056 35.7093911649644, 139.788166180768 35.708659240828, 139.788914238547 35.7085539149512, 139.789602869404 35.708483879438, 139.79023151714 35.7084080442126, 139.791153454862 35.7083027983286, 139.791175390865 35.7084189450495, 139.791235055742 35.7087671208174)) ^^http://www.opengis.net/ont/geosparql#wktLiteral