About: http://webisa.webdatacommons.org/50752969

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Therefore your paths must either use double backslashes (\\) (since the backslash is a special character), use forward slashes or use r-strings".
http://www.w3.org/ns/prov#wasQuotedFrom	sourceforge.net