About: http://webisa.webdatacommons.org/219660308

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	> determine if the object is an anchor, because the HyTime semantic grove is
http://www.w3.org/ns/prov#wasQuotedFrom	w3.org