メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.983915252789 35.0795887735836, 135.984204560538 35.0799370823787, 135.984254727924 35.0800160391906, 135.983228076808 35.0805734499445, 135.98264835111 35.0798187946916, 135.982823374102 35.0797235349148, 135.983156501112 35.0795411836572, 135.982683427598 35.0789939545782, 135.983191546871 35.078676128713, 135.983323019798 35.0788267950087, 135.98340732725 35.0788211041794, 135.983489326421 35.0789147856899, 135.983779751125 35.0792742234665, 135.983738734855 35.0793098529975, 135.983930078997 35.079545673886, 135.983915252789 35.0795887735836)) ^^http://www.opengis.net/ont/geosparql#wktLiteral