About: http://webisa.webdatacommons.org/400414694

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	However, it should be appreciated that in alternative embodiments, a wide variety of other GUI widgets such as buttons, link lists or other mechanisms may be used to represent closed columns.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com