Virtuoso 37000 Error SP030: SPARQL compiler, line 0: Bad character '%' (0x25) in SPARQL expression at '%' SPARQL query: define sql:big-data-const 0 #output-format:text%2Fhtml define input:default-graph-uri DESCRIBE%20%3Chttp%3A%2F%2Fhu.dbpedia.org%2Fresource%2FAcs%EF%BF%BD%EF%BF%BDdy_Ign%EF%BF%BD%EF%BF%BDc%3E