メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.244461243783 37.1058588134391, 138.244515235855 37.1061408853294, 138.24465997569 37.1071987608141, 138.24472123354 37.107607994299, 138.244741486222 37.1077089918461, 138.244746227583 37.1077697581609, 138.244764886413 37.1078478022501, 138.244959717432 37.1088792455793, 138.244268905252 37.1089402640299, 138.243392345174 37.1089773619504, 138.243101153514 37.1072350121376, 138.243001248795 37.1066045653802, 138.242979747297 37.1062558224343, 138.242989692289 37.1059979675514, 138.243087899281 37.105789301221, 138.243074713201 37.105665788752, 138.242988844819 37.1055784461132, 138.2426967308 37.1054036369052, 138.242682234645 37.1050175987444, 138.243388178366 37.1049559168379, 138.243398882329 37.104909544495, 138.243700512119 37.1048816884624, 138.243664332755 37.1046749138138, 138.244401936996 37.1046005507589, 138.244449906695 37.1048231926676, 138.244459591188 37.1050741931254, 138.244494201001 37.1053558013249, 138.244349297524 37.1053766765416, 138.244461243783 37.1058588134391)) ^^http://www.opengis.net/ont/geosparql#wktLiteral