メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.739160445822 35.1207935986244, 136.739055582946 35.1212711510437, 136.738466412142 35.1212916865778, 136.737889593243 35.1216342588712, 136.737693094462 35.121658568078, 136.737702191152 35.1218587556107, 136.737456424176 35.1218879626635, 136.737428767337 35.1216965827722, 136.737517281667 35.1216856264001, 136.737484911985 35.1213242178658, 136.738052351302 35.1212719885403, 136.738066908999 35.1210802646123, 136.738121387412 35.1210220724986, 136.738198031966 35.1206219607038, 136.73890511548 35.1207273443278, 136.739160445822 35.1207935986244)) ^^http://www.opengis.net/ont/geosparql#wktLiteral