About: http://webisa.webdatacommons.org/443095724

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	Cassandra was originally developed by Facebook and is used at web services such as Digg, Twitter and Reddit.
http://www.w3.org/ns/prov#wasQuotedFrom	h-online.com