メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.175157818613 34.6838344112849, 135.175614018963 34.6841602950667, 135.175866696388 34.6843253198767, 135.175645663655 34.6845905323712, 135.175604878817 34.6846043368009, 135.175161131022 34.6852384421457, 135.174543017807 34.6850894643179, 135.17347965022 34.6848872151657, 135.174148041236 34.6840735220618, 135.174175048678 34.6840462911099, 135.174242544398 34.6839759601637, 135.174506727729 34.6836608706086, 135.175157818613 34.6838344112849)) ^^http://www.opengis.net/ont/geosparql#wktLiteral