メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.934527882353 34.8980573238727, 136.934051377283 34.898253479434, 136.93378698078 34.8983392515429, 136.933473694921 34.8983995747562, 136.933460212577 34.898330175397, 136.932993324721 34.898349917012, 136.932946273268 34.8980740227957, 136.932568004412 34.8981559111224, 136.932530930579 34.8979803987233, 136.933746865343 34.8976233928911, 136.933803521443 34.8977210467471, 136.934302647079 34.8975737437531, 136.934317767966 34.897569124409, 136.934492996156 34.8979081565577, 136.934488825972 34.8979932985127, 136.934527882353 34.8980573238727)) ^^http://www.opengis.net/ont/geosparql#wktLiteral