About: http://webisa.webdatacommons.org/279039211

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	Now as to your problem, There Are two types of X11 forwarding, secure and privileged, and you probably did not enable ForwardX11Trusted yes.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com