About: http://webisa.webdatacommons.org/16832080

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	In many operating systems, for example DOS on personal computers, a file can be marked as read-only after it has been initially written.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com