About: http://webisa.webdatacommons.org/115759761

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	Other browsers, most notably Firefox -- which last summer boasted that users had downloaded two billion of its add-ons -- have thousands of available extensions.
http://www.w3.org/ns/prov#wasQuotedFrom	pcworld.com