About: http://webisa.webdatacommons.org/48870131

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	If the uappnd flag is set on a file, the file cannot be changed except by appending data to the end of the file (e.g. with cat >> myfile).
http://www.w3.org/ns/prov#wasQuotedFrom	macworld.com