メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.214192433837 36.0525343296797, 136.214970060963 36.0525453141492, 136.214954869455 36.0531281278107, 136.214951663188 36.053626769655, 136.214916645945 36.0542009479861, 136.214893140759 36.0545226971111, 136.214893507583 36.0546563309649, 136.214846377184 36.0552651746721, 136.214817583723 36.055508522614, 136.214663724334 36.0555087977576, 136.214258525632 36.0555058856123, 136.213366694572 36.0554893341697, 136.213316109393 36.0553036030771, 136.213257542216 36.0551490924405, 136.213060427757 36.054518538681, 136.212937522279 36.0541822020516, 136.212771427107 36.0536529267883, 136.212588396237 36.0530655191361, 136.212562652673 36.052570638022, 136.213227395557 36.0525645126217, 136.214192433837 36.0525343296797)) ^^http://www.opengis.net/ont/geosparql#wktLiteral