About: http://webisa.webdatacommons.org/434045776

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	{} is a context. if ?? is a context not declaring x and d is a ??-declaration, then ??;x d is a context. ? is a ??-declaration (a ???hole???)
http://www.w3.org/ns/prov#wasQuotedFrom	nott.ac.uk