About: http://webisa.webdatacommons.org/411515005

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	This includes systems such as TeX and LaTeX, the roff-family, and SGML/XML-based systems (e.g., HTML).
http://www.w3.org/ns/prov#wasQuotedFrom	sourceforge.net