メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.468825557557 34.1718486618516, 131.469049572139 34.1720060232448, 131.469387027949 34.1722588357392, 131.469757133939 34.1725393053392, 131.470070914807 34.1728169173319, 131.47059274475 34.1732932147877, 131.471076976103 34.1737721149781, 131.471707986705 34.1744818935839, 131.471940798781 34.1747146678509, 131.472240518551 34.175044742999, 131.471812548299 34.1754546589157, 131.471470843894 34.1757819456176, 131.471282033062 34.1756285906022, 131.471237538416 34.1755522663069, 131.471184900825 34.1754870251187, 131.470733496373 34.1751982088557, 131.470358534205 34.1749346189593, 131.470070653007 34.1747418180419, 131.46983412973 34.1745843865656, 131.469723566549 34.1745200835593, 131.46944667236 34.1743208650307, 131.469011020056 34.1740191727834, 131.468539667582 34.1736848748057, 131.467817836075 34.1731760158878, 131.467529408719 34.1729788406925, 131.466664894111 34.1723878797297, 131.467425692706 34.1717820931936, 131.467956474499 34.1712875494017, 131.468825557557 34.1718486618516)) ^^http://www.opengis.net/ont/geosparql#wktLiteral