メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.161405342297 34.6668769283021, 135.161623291638 34.6666526077096, 135.162377806994 34.6670914460985, 135.162860923808 34.6673946555559, 135.163371410161 34.6677066911697, 135.163150917022 34.6679918824354, 135.162964675904 34.668232750673, 135.162690067466 34.6685880337064, 135.162110892919 34.6682268818119, 135.161622273825 34.667919199437, 135.16157556726 34.6678857119626, 135.16085644063 34.6674398666142, 135.160912306444 34.6673831436481, 135.160999568171 34.6672946550091, 135.161207223563 34.6670808291576, 135.161405342297 34.6668769283021)) ^^http://www.opengis.net/ont/geosparql#wktLiteral