About: http://webisa.webdatacommons.org/201126327

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	The reason I missed the invalid-domain-empty-label test is that its description is not very expressive, and I hadn't read the comment.
http://www.w3.org/ns/prov#wasQuotedFrom	gossamer-threads.com