メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.538885086774 34.8694797155182, 136.539765201318 34.8694910009625, 136.540222759035 34.8694907182561, 136.540730440608 34.8694976739549, 136.540705750904 34.8705945112347, 136.540683609533 34.8717013423892, 136.54068225315 34.8718855923872, 136.540679716739 34.8722285953737, 136.54066491736 34.872774068593, 136.540648274768 34.874159564106, 136.540213229434 34.8741564369767, 136.539847846705 34.8741427148993, 136.539637225196 34.8741347804254, 136.539031793096 34.8741213522728, 136.53878547624 34.8741173788237, 136.537624974884 34.8741013431706, 136.535758981999 34.8740806067276, 136.535419732117 34.874070487835, 136.535062081099 34.8740627031461, 136.535034232419 34.874064235381, 136.535008748817 34.8740681515192, 136.534231722305 34.8740620780222, 136.533237946911 34.8740520952206, 136.533361551928 34.8698576284875, 136.533378391532 34.8696202795469, 136.533384135694 34.8693717812507, 136.534804457546 34.869404523033, 136.535584817317 34.8694045183154, 136.536112651871 34.8694093620731, 136.536352576111 34.8694115366378, 136.537472484166 34.8694117740108, 136.538885086774 34.8694797155182)) ^^http://www.opengis.net/ont/geosparql#wktLiteral