メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.09188879277 35.1400025735745, 136.091062927599 35.139698063177, 136.091002757966 35.1396763479506, 136.09103549371 35.1396257563813, 136.091264436837 35.1392776037421, 136.091200320324 35.1392438491493, 136.091320175221 35.1390764938698, 136.091233174133 35.1390374042754, 136.091275325304 35.1389851160168, 136.091454629565 35.1390609660985, 136.091627443197 35.1388202558822, 136.092256988045 35.1390652667069, 136.092158437673 35.1392120420802, 136.092319055316 35.1392884688712, 136.09219148677 35.1395016077224, 136.09188879277 35.1400025735745)) ^^http://www.opengis.net/ont/geosparql#wktLiteral