メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.878732194707 35.117226178614, 136.878709326286 35.1181599598988, 136.877595993645 35.1181374028834, 136.877623634229 35.1171556815513, 136.877703352042 35.1172141114233, 136.878732194707 35.117226178614)) ^^http://www.opengis.net/ont/geosparql#wktLiteral