About: http://webisa.webdatacommons.org/109802209

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	Back in 2009, Facebook, along with other social media sites including Twitter and LiveJournal, were hit by massive distributed denial of service (DDoS) attacks.
http://www.w3.org/ns/prov#wasQuotedFrom	technewsworld.com