About: http://webisa.webdatacommons.org/416475507

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	So IMO, 'vacation' should never send back a notice other than to an individual
http://www.w3.org/ns/prov#wasQuotedFrom	greatcircle.com