メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.990565542186 35.0784436368393, 136.990580755233 35.0787317045093, 136.990603294914 35.0791588745722, 136.989255812095 35.0792258178349, 136.989184213758 35.0792407121403, 136.988134326984 35.0792824523018, 136.987069326834 35.0793248646702, 136.986418643752 35.0793507832133, 136.986422045529 35.0791808481914, 136.986453373746 35.0790461693523, 136.986515513777 35.078890268099, 136.986720815286 35.0786038715818, 136.987196567223 35.0782216804302, 136.98833102209 35.0772631184759, 136.988481406889 35.0773602517027, 136.988679750707 35.0774352724926, 136.988948544077 35.0774560987301, 136.989106024223 35.0774511230052, 136.990495462245 35.0774074863003, 136.990552233817 35.0781619107623, 136.990565542186 35.0784436368393)) ^^http://www.opengis.net/ont/geosparql#wktLiteral