メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((127.754880941713 26.325375503899, 127.754242480838 26.3261045541688, 127.75400139131 26.3263875574233, 127.753357123255 26.3271574439167, 127.753276967681 26.3270301170507, 127.75316742627 26.326931790448, 127.753053714398 26.3268486342425, 127.752986188317 26.326735069915, 127.752863914012 26.326572342079, 127.752564876328 26.3263379567319, 127.753109490904 26.3256024324807, 127.753417676994 26.3251862078395, 127.753803901377 26.3246645807329, 127.75411702902 26.3248449767092, 127.754129707617 26.3248539108195, 127.754329088248 26.3249943891999, 127.754880941713 26.325375503899)) ^^http://www.opengis.net/ont/geosparql#wktLiteral