About: http://webisa.webdatacommons.org/47812166

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	it is still a bit complicated, so here is the simplest case synching once (in my case: FROM: an offline laptop with broken wifi card, TO: a desktop with net access).
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com