About: http://webisa.webdatacommons.org/254909944

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	Tags which are also available on Gmail is a good enough solution in a small repository like this.
http://www.w3.org/ns/prov#wasQuotedFrom	medium.com