About: http://webisa.webdatacommons.org/243155118

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	One bar code is read, and the electronic control circuit decides whether the film is or is not traveling in the correct direction.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com