メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.210655776328 34.8100879526106, 134.210676129729 34.810789313339, 134.209955706255 34.8108057657428, 134.209836418985 34.8108124052262, 134.209760821465 34.8106728766959, 134.209726076354 34.8105093036243, 134.209706554189 34.8101588254929, 134.209904027192 34.8101440956803, 134.209931547065 34.8101420115227, 134.210655776328 34.8100879526106)) ^^http://www.opengis.net/ont/geosparql#wktLiteral