About: http://webisa.webdatacommons.org/151115769

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	SGML tags function as labels, identifying parts of documents, such as headlines or sections, and a tag set is a list of all allowable document elements, or objects, from items such as chapters or paragraphs.
http://www.w3.org/ns/prov#wasQuotedFrom	coverpages.org