メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.739410426842 35.3418653617435, 136.739702498978 35.3415533477952, 136.739813380067 35.3414352821582, 136.74064796249 35.3412875847567, 136.74112457653 35.3424484912061, 136.739641003727 35.3427148879043, 136.739404518152 35.3426182005389, 136.739094737632 35.3426914739714, 136.739036674894 35.3425697128559, 136.738962587423 35.3424143003249, 136.738877875259 35.3424335789589, 136.738713796448 35.3424687032841, 136.737859469503 35.3426172289154, 136.737640765426 35.3418263410571, 136.737541162678 35.3414487140785, 136.738981450228 35.3411981018222, 136.739020866295 35.3413683916772, 136.739062641521 35.3414411493311, 136.739136092319 35.3415290202573, 136.739170536351 35.3415987230747, 136.739192260173 35.3416518309949, 136.739410426842 35.3418653617435)) ^^http://www.opengis.net/ont/geosparql#wktLiteral