About: http://webisa.webdatacommons.org/346722239

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	lternately and iteratively setting the video level and adjusting bias and gain on the amplifiers for said two other colors until a desired white balance in said test signal is produced.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr