メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.778404538922 34.0715765737046, 131.778296379456 34.0717865610722, 131.77807902412 34.0722475297435, 131.777960990729 34.0724136749231, 131.777739574062 34.0728550468951, 131.777645676737 34.073175107051, 131.777571477289 34.0734080240997, 131.77755461928 34.0735403959301, 131.77754285287 34.0736329161149, 131.777508957267 34.073798197977, 131.777473428425 34.0740243366327, 131.777429899772 34.074195223014, 131.77737395506 34.0743602960007, 131.777294293627 34.0745748827129, 131.777252240007 34.0747192886403, 131.777221430956 34.0748203425474, 131.777175317643 34.074945295747, 131.776997505366 34.0752066224081, 131.776776520982 34.0754763859662, 131.776568736631 34.0757300304782, 131.776182794016 34.0761155111755, 131.775999795496 34.0760122295683, 131.776105490022 34.0758163225458, 131.776103746074 34.0757905370085, 131.776077912556 34.0754074065261, 131.776075448974 34.0752344005747, 131.776043486025 34.0748405447104, 131.776025593526 34.074175685334, 131.776035270685 34.0740961194279, 131.776027195879 34.0740758072848, 131.776006291087 34.0740660203516, 131.775957606686 34.0740505107132, 131.776001694589 34.073795660666, 131.775976508816 34.0737044330756, 131.775896937622 34.0735306179366, 131.775881402044 34.0733657407566, 131.775900754032 34.0732068920457, 131.775889374362 34.0731506452509, 131.775877800804 34.0731273637364, 131.775877916809 34.0731021467211, 131.775931007854 34.0729598888858, 131.776034509434 34.0727431248856, 131.776184453299 34.0724490270952, 131.776241387059 34.0721981632695, 131.776281660514 34.0719345678132, 131.776275268096 34.0717969107731, 131.776252366208 34.0717154090344, 131.776163827391 34.0715039517179, 131.776539921495 34.0714152678302, 131.777081120661 34.0712687842319, 131.777651758062 34.0711257726782, 131.778236182715 34.070975053607, 131.778301647186 34.0711616427759, 131.77857198415 34.0712752008432, 131.778404966404 34.0715757284371, 131.778404538922 34.0715765737046)) ^^http://www.opengis.net/ont/geosparql#wktLiteral