About: http://webisa.webdatacommons.org/423442358

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	The extension adds a tiny button in the address bar, which, when clicked, displays a pop-up, with a list of search engines, such as Google, Bing, Yahoo, Amazon, eBay and YouTube.
http://www.w3.org/ns/prov#wasQuotedFrom	addictivetips.com