About: http://webisa.webdatacommons.org/288499223

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	Firefox, Safari, and Opera all send roughly the same Accept header for HTML requests, meaning that you can check for an individual part, such as ???text/html???, to determine if the request is an HTML request or something else.
http://www.w3.org/ns/prov#wasQuotedFrom	nczonline.net