About: http://webisa.webdatacommons.org/270415851

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	However, there is a trick to finding the neutral gray area in an image (if one exists) and color correcting the midtones, and we have a complete tutorial on it, An Easy Way To Find Neutral Gray, which you can access here.
http://www.w3.org/ns/prov#wasQuotedFrom	photoshopessentials.com