About: http://webisa.webdatacommons.org/157599802

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	BEWARE, a couple of the examples in the comments suggest doing something like this:chmod(file_or_dir_name, intval($mode, 8));However, if $mode is an integer then intval( ) will not modify it.
http://www.w3.org/ns/prov#wasQuotedFrom	php.net