About: http://webisa.webdatacommons.org/30774284

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	For instance, the 9/11 attacks were a symptom of the sort of conditions that would cause someone to want to hijack a plane, but it was most definitely the cause of a great many things that came after.
http://www.w3.org/ns/prov#wasQuotedFrom	reddit.com