Virtuoso 37000 Error SP030: SPARQL compiler, line 0: Bad character '&' (0x26) in SPARQL expression at '&' SPARQL query: define sql:big-data-const 0 #output-format:application/ld+json define sql:describe-mode "CBD" DESCRIBE <http://dati.lavoro.gov.it/SpodCkanApi/api/2/rest/dataset/b066d0c6-9027-462b-9876-ee1ba5fb6364.csv>