メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.634080904956 35.4370306562891, 139.634785000258 35.4373707524632, 139.635627287368 35.4377643314836, 139.635581332709 35.4378095736646, 139.635180259152 35.4381595588075, 139.633851790691 35.4375361831997, 139.633757317973 35.4374881811906, 139.633663855275 35.4374406701909, 139.632756603047 35.4369986099944, 139.632991500278 35.4366609760568, 139.633260089082 35.4367886627854, 139.633320489233 35.4366790110419, 139.63343516839 35.4367237030875, 139.633360953343 35.4368354100928, 139.633903552911 35.4370832896012, 139.634080904956 35.4370306562891)) ^^http://www.opengis.net/ont/geosparql#wktLiteral