メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.787331390096 35.258901262716, 136.787357371031 35.2586534585702, 136.787875617456 35.2587438930819, 136.788014514438 35.2591780591982, 136.787996148647 35.2604199421631, 136.787981013333 35.2608166967181, 136.787979842805 35.2615224438277, 136.787035890156 35.2615463032701, 136.785393872505 35.2615984394034, 136.7852619905 35.259205426751, 136.785358689691 35.2585482007585, 136.785548834684 35.2586366898399, 136.785821427266 35.2586929753824, 136.786447913703 35.258789321011, 136.78694488379 35.2588491293144, 136.787331390096 35.258901262716)) ^^http://www.opengis.net/ont/geosparql#wktLiteral