About: http://webisa.webdatacommons.org/434945242

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	Look for features such as marks and focusing switch that point to top, bottom, left or right of camera.
http://www.w3.org/ns/prov#wasQuotedFrom	nodalninja.com