About: http://webisa.webdatacommons.org/65069548

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	Sfumato literally means, smoke, and what Leonardo did was to avoid painting or drawing outlines, especially at the corners of the mouth and the eyes.
http://www.w3.org/ns/prov#wasQuotedFrom	ahuskofmeaning.com