メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.291864659755 35.9262755086192, 136.291810967254 35.9263063161846, 136.291717036358 35.926290378265, 136.286639017063 35.9253050759457, 136.283189805293 35.9247002268886, 136.282156614477 35.9245190226905, 136.280819409542 35.9189776618133, 136.280515548783 35.9175347208179, 136.281036923687 35.9173158219234, 136.281229508994 35.9172472269653, 136.281388228411 35.9170764745393, 136.290075441091 35.9160298041204, 136.302440095861 35.9207383415639, 136.301271558819 35.9210513996125, 136.295787090848 35.9240243190847, 136.295492075947 35.9241936535318, 136.291864659755 35.9262755086192)) ^^http://www.opengis.net/ont/geosparql#wktLiteral