About: http://webisa.webdatacommons.org/31650434

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	Actually, there is a context where I am waiting two hours" means something completely different (thanks Claudiu, Kosmonaut).
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com