メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.506062389607 34.6984581683876, 135.506062108267 34.6984625340812, 135.506034502034 34.6989180991183, 135.506010993039 34.6994019930413, 135.506008496111 34.6994631149829, 135.506005318768 34.6995945200039, 135.505999907107 34.6998181838066, 135.50569827726 34.6997981157145, 135.505215279652 34.6997659767789, 135.505164558288 34.6997626720682, 135.504609959137 34.6997256229775, 135.504121621792 34.6996888414631, 135.504133335259 34.6989183952367, 135.504133242809 34.6989051537365, 135.504124190452 34.6979274200915, 135.504633753251 34.6978921680574, 135.504672265934 34.6978904938799, 135.505399691348 34.6978365446967, 135.505422421767 34.6978359330059, 135.506102621423 34.6977933393938, 135.506062389607 34.6984581683876)) ^^http://www.opengis.net/ont/geosparql#wktLiteral