メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.568547497491 35.5892606383221, 139.569090557594 35.5900728529078, 139.569662189499 35.5909767468083, 139.569446497113 35.591064688412, 139.569078969715 35.5912145301337, 139.568873013076 35.5912931353891, 139.56805938854 35.5916036203447, 139.567451958267 35.5914299237597, 139.567236259798 35.591540014812, 139.567049276578 35.5915895014856, 139.567008524695 35.5913795655873, 139.56687210226 35.5908166234929, 139.566825912712 35.5905564312144, 139.566829985278 35.5904460584471, 139.566864923051 35.590269701657, 139.566942290751 35.5899754385667, 139.566964343989 35.5898915569314, 139.567015862266 35.5897846317337, 139.5671635801 35.5895765456063, 139.56747881107 35.5891690071592, 139.567504708148 35.5891188887613, 139.567551791777 35.5888662575339, 139.567583056571 35.5886984463423, 139.567718796699 35.5883960798006, 139.567803635487 35.5881443373949, 139.568075326229 35.5885549380209, 139.56823032662 35.5888239903903, 139.568485775231 35.5891741694845, 139.568547497491 35.5892606383221)) ^^http://www.opengis.net/ont/geosparql#wktLiteral