メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.54972123421 34.0699254990054, 134.549492013565 34.0702459585051, 134.548941942702 34.0700119632073, 134.549579897251 34.0690964383588, 134.549376103288 34.0689876720908, 134.548957398695 34.0687879777124, 134.548469282255 34.0692806735348, 134.548437947639 34.0692791091797, 134.548395351556 34.0692702482732, 134.548222386047 34.0686619094188, 134.550345363563 34.068412390794, 134.550801762955 34.0688405256782, 134.550341604215 34.0692591052537, 134.54972123421 34.0699254990054)) ^^http://www.opengis.net/ont/geosparql#wktLiteral