メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.190674664196 37.7401436221265, 139.19047535289 37.7401577423835, 139.189546230151 37.740174308774, 139.189509196654 37.7396317926172, 139.189454834003 37.738611267007, 139.189471627923 37.7386107451965, 139.190616186182 37.7385722211139, 139.190616498397 37.7385770055819, 139.190687737324 37.7400862450349, 139.190674664196 37.7401436221265)) ^^http://www.opengis.net/ont/geosparql#wktLiteral