メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.921481012627 35.0700025515166, 136.921863303031 35.0700095832694, 136.921959864714 35.0699934368585, 136.921785815905 35.0712327517675, 136.921768452808 35.0713557533393, 136.921694810892 35.0718214129152, 136.92164449582 35.0721395736124, 136.921573642454 35.0726322826408, 136.921460026787 35.0733716120492, 136.9199010289 35.0732069209142, 136.920012442987 35.0720215020197, 136.920072316364 35.0713916507647, 136.920098402276 35.0711226715237, 136.920216673075 35.0699772681665, 136.921089986705 35.0699800066017, 136.921481012627 35.0700025515166)) ^^http://www.opengis.net/ont/geosparql#wktLiteral