About: http://webisa.webdatacommons.org/165756018

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	POP3 is a protocol (read RFC 1939), so you have to implement it in order use it.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com