メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.386509986921 34.8028180912918, 135.386249848604 34.8033088126888, 135.386085076447 34.8035915166703, 135.386055861848 34.8036507859963, 135.385813817192 34.804114728786, 135.385681821785 34.8043498228941, 135.385209128633 34.8052143655141, 135.38519574376 34.8052092700665, 135.384769329462 34.805053374885, 135.384454053116 34.8049287716412, 135.38407387574 34.8047761353575, 135.384578475069 34.8039221672294, 135.384652924183 34.8037941952413, 135.384860638894 34.8034368936937, 135.385193347186 34.8028445581488, 135.385328090107 34.8026577513858, 135.385371301536 34.8025979391722, 135.385516584254 34.8024141401892, 135.386509986921 34.8028180912918)) ^^http://www.opengis.net/ont/geosparql#wktLiteral