About: http://webisa.webdatacommons.org/139136171

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	can then search for link types among all the link objects that we have created.
http://www.w3.org/ns/prov#wasQuotedFrom	w3.org