About: http://webisa.webdatacommons.org/250225746

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	I do not know context that well, but posting a working example helps whether it is context or latex or Fortran for that matter.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com