About: http://webisa.webdatacommons.org/409219267

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	The ad is a mailer rigged with a pressure-activated thingie (in technical jargon, a doohickey) that plays an MP3 advertisement when a stethoscope is held against it.
http://www.w3.org/ns/prov#wasQuotedFrom	adweek.com