About: http://webisa.webdatacommons.org/6435986

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	And then we use logic to tie the end event back to the ad that the person was served within a period of time, such as seven days, 14 days ??? whatever the advertiser thinks is appropriate.
http://www.w3.org/ns/prov#wasQuotedFrom	adexchanger.com