About: http://webisa.webdatacommons.org/277114760

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	I let the computer try all possible combinations of lenses, apertures and degrees of defocus, and hoped that I could see some sort of pattern that could be simplified into a practical solution.
http://www.w3.org/ns/prov#wasQuotedFrom	kenrockwell.com