About: http://webisa.webdatacommons.org/421536465

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 impossible to ascertain from outside ACOM whether these are systemic or not and whether they are random or there is some other aspect of the indexing that is creating the problem.Here are a few examples.
http://www.w3.org/ns/prov#wasQuotedFrom	ancestry.com