About: http://webisa.webdatacommons.org/431399623

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	You could instead ship the image off to a separate set of worker machines to do the conversion, this way the load does not impact the performance of your web server and other PHP scripts.
http://www.w3.org/ns/prov#wasQuotedFrom	gearman.org