About: http://webisa.webdatacommons.org/35470140

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 grep command does not work: it is grep [options] regexp file [file] where regexp is a regular expression, which can be a string, but can need escaped characters etc.
http://www.w3.org/ns/prov#wasQuotedFrom	superuser.com