メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.868160104415 35.3350047826038, 136.868285596918 35.3354020825407, 136.868374982278 35.33573288172, 136.86722172075 35.3359466587706, 136.865558495771 35.3362332429952, 136.865413325868 35.3356350387202, 136.865313124383 35.3352634350631, 136.86520513556 35.3348885721366, 136.866078223244 35.3347746847518, 136.866023011097 35.3345473546812, 136.866269782109 35.3345014163815, 136.866241733507 35.3344057796862, 136.866569360674 35.3343282087742, 136.866487823202 35.3339452433739, 136.866598492475 35.3339271366086, 136.867724680044 35.3337192833803, 136.867971672558 35.3344528845356, 136.868160104415 35.3350047826038)) ^^http://www.opengis.net/ont/geosparql#wktLiteral