メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.150623086078 34.66922409351, 135.150774191751 34.6693335104731, 135.151065339613 34.6695366430975, 135.150811823459 34.6698313282783, 135.150606583587 34.6700423012894, 135.150216443085 34.669758699678, 135.149746340616 34.6693877382869, 135.149740841072 34.6693832677589, 135.149865253829 34.6692574920326, 135.149886692926 34.6692357973314, 135.150172853451 34.6689318801193, 135.150623086078 34.66922409351)) ^^http://www.opengis.net/ont/geosparql#wktLiteral