メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.108752122602 37.9038837510275, 139.10908079027 37.9040412797657, 139.109389414591 37.9042082033214, 139.109671296049 37.9043589309905, 139.110111979402 37.9046011892523, 139.110642241274 37.9048950722868, 139.110675262153 37.9049188339111, 139.110328339506 37.9055477068962, 139.1100795919 37.9059950155994, 139.109812399481 37.9064683248507, 139.109397329271 37.9062305792966, 139.108910753161 37.9059511031065, 139.108638661191 37.9057925771067, 139.108258982407 37.9055744912804, 139.107896111159 37.9053636372122, 139.10764162282 37.9052065655116, 139.107577822815 37.9051724032679, 139.107210998881 37.9049397438894, 139.107067937986 37.9048496753549, 139.107665001802 37.9041270232716, 139.107823043666 37.9039482504502, 139.108141966558 37.9035744997169, 139.108361436748 37.9036764206391, 139.108752122602 37.9038837510275)) ^^http://www.opengis.net/ont/geosparql#wktLiteral