メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((129.721602494626 33.1823377477952, 129.721630265127 33.182386503562, 129.721665770938 33.1823968487101, 129.721896490719 33.1824291101146, 129.721898041864 33.1824293201764, 129.72188841584 33.1824739671213, 129.721848924278 33.1826929067475, 129.722281500182 33.1833172576072, 129.722391210053 33.1833270503999, 129.722283337739 33.183975821565, 129.721611094698 33.1839077271767, 129.721578430808 33.1837212328176, 129.721574940342 33.1836996292559, 129.721545811396 33.1835191884419, 129.721606663333 33.1832570060515, 129.721690523027 33.1828013807763, 129.721698148502 33.1827271849572, 129.721741274446 33.182520459584, 129.721627100683 33.1824683708506, 129.721524327575 33.1822785506001, 129.721502562416 33.1822553021455, 129.721192986968 33.182286634553, 129.721083970181 33.1822976683484, 129.721064246622 33.1821782310096, 129.721245996633 33.1821529902568, 129.721347006779 33.1821095558648, 129.721463441904 33.1820705667844, 129.721602494626 33.1823377477952)) ^^http://www.opengis.net/ont/geosparql#wktLiteral