メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.868806583449 35.2436304715262, 136.868808548888 35.243638645999, 136.868843534414 35.2441185295083, 136.86886334904 35.2443979499411, 136.868864324977 35.2444068962922, 136.868920712441 35.2444049271563, 136.868933173495 35.244589971836, 136.868870789261 35.2445927167079, 136.868876907465 35.2447686241936, 136.868383325084 35.2447894462713, 136.867602848226 35.2447956115978, 136.867630948959 35.2444429980195, 136.867667475213 35.2436887087911, 136.86769354231 35.2430827067461, 136.868034191864 35.2430615787631, 136.868047314717 35.2432750660057, 136.868620149335 35.2432518349431, 136.868785184317 35.2432385808247, 136.868806583449 35.2436304715262)) ^^http://www.opengis.net/ont/geosparql#wktLiteral