About: http://webisa.webdatacommons.org/204912286

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	... attribute is a boolean attribute that, if present, indicates that the command is not available in the current state.
http://www.w3.org/ns/prov#wasQuotedFrom	w3.org