About: http://webisa.webdatacommons.org/351889070

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	I would not worry about implied global for stuff like document, window etc...it is a notice meant to draw your attention in case you forgot to declare a certain variable.
http://www.w3.org/ns/prov#wasQuotedFrom	sitepoint.com