About: http://webisa.webdatacommons.org/421672188

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	In classical cryptography, it was common to use data types such as letters and numbers - this is what humans store and process, after all.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com