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%2Fx-html-script-ld%2Bjson define input:default-graph-uri DESCRIBE%20%3Chttp%3A%2F%2Fhu.dbpedia.org%2Fresource%2FA18-as_aut%EF%BF%BD%EF%BF%BDp%EF%BF%BD%EF%BF%BDlya_%28Lengyelorsz%EF%BF%BD%EF%BF%BDg%29%3E