メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.046936975323 37.8926556966517, 139.04770443907 37.8930592728994, 139.048474719817 37.893464237214, 139.048791778413 37.8936308558872, 139.049252441167 37.8938712761415, 139.049955784854 37.8942316358221, 139.050752492684 37.8946518095681, 139.051558183532 37.8950598276121, 139.052580034841 37.8955612889253, 139.052171942365 37.8964992874128, 139.051475619493 37.8962392889555, 139.051101980039 37.8960932180556, 139.050277822137 37.8957710213113, 139.050205895064 37.8957444679414, 139.049344914441 37.8954090639736, 139.048715267377 37.8951595783764, 139.048077025615 37.8949066082435, 139.047907933406 37.894839398243, 139.04712674866 37.8945290865712, 139.047084689283 37.8945109807531, 139.046291755588 37.8942029687678, 139.045491747877 37.8938923088284, 139.046169826376 37.8922522537774, 139.046936975323 37.8926556966517)) ^^http://www.opengis.net/ont/geosparql#wktLiteral