About: http://webisa.webdatacommons.org/441839687

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	X11R6.9.0 is an Open Source version of the X Window System that supports many UNIX(R) and UNIX-like operating systems (such as Linux, FreeBSD, NetBSD, OpenBSD and Solaris) on Intel and other platforms.
http://www.w3.org/ns/prov#wasQuotedFrom	freedesktop.org