メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.367791753137 38.3394998219156, 140.368200457812 38.3392508669118, 140.368694065015 38.338965645909, 140.368965594792 38.3398530377074, 140.369009729125 38.3400590251426, 140.370184650641 38.3413710459127, 140.369865979551 38.3412756079723, 140.369547201416 38.3412464736514, 140.369031805392 38.341259917024, 140.36849597621 38.3412684911897, 140.367533758716 38.3412838149447, 140.366262667578 38.3413008559081, 140.365681396121 38.3413086729514, 140.365443264586 38.340207429955, 140.365280649387 38.339455608408, 140.365178903016 38.3391490182835, 140.36573893023 38.3390510234286, 140.365696477683 38.3388071733043, 140.366187961719 38.3385406770872, 140.366656967217 38.3382811284478, 140.366984839864 38.3386402820636, 140.367791753137 38.3394998219156)) ^^http://www.opengis.net/ont/geosparql#wktLiteral