About: http://webisa.webdatacommons.org/281549474

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	While there are many other plausible reasons such as duplicate content, over optimization, sites with malware, the first two reasons are the most obvious reasons and therein lies the ways to recover from this update.
http://www.w3.org/ns/prov#wasQuotedFrom	azurebiz.com