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%20sql%3Adescribe-mode%20%22CBD%22%20%20DESCRIBE%20%3Chttp%3A%2F%2Fkaiko.getalp.org%2Fdbnary%2Fbul%2F%D0%B1%D0%B5%D0%B7%D0%BF%D0%BE%D0%BC%D0%BE%D1%89%D0%B5%D0%BD%3E