About: http://webisa.webdatacommons.org/98280040

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	Short answer: > must be followed by a filename or &n (n is a number), and | must be followed by another command invocation.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com