About: http://webisa.webdatacommons.org/72556763

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	The oldest known valentine still in existence today is a poem written by Charles, Duke of Orleans, to his wife, while he was imprisoned in the Tower of London.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com