About: http://webisa.webdatacommons.org/41488891

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	Anyway, I just google it and found the solution, change the comment form placement to pop up window instead of embedded below page.Could you try to leave me a comment in my blog whether this work or not.
http://www.w3.org/ns/prov#wasQuotedFrom	mykitchensnippets.com