メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.902724552601 35.8260534563168, 139.90229789728 35.8261346177334, 139.900624401259 35.8264423128916, 139.901308878602 35.8274868442887, 139.901143208182 35.8275442250979, 139.90067515869 35.8276725837355, 139.900625448067 35.8276827352412, 139.900600585474 35.8276726264936, 139.900577784531 35.8276608445668, 139.900544587907 35.8276035615219, 139.900486509264 35.8275024756681, 139.89810636903 35.8275526841118, 139.897798951156 35.8265214340509, 139.897660541929 35.8244316821652, 139.899027640784 35.8243635124036, 139.90221757185 35.8242639135289, 139.902325607078 35.8246447398142, 139.902724552601 35.8260534563168)) ^^http://www.opengis.net/ont/geosparql#wktLiteral