About: http://webisa.webdatacommons.org/89145953

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	A piece of rough flannel or khadi fixed over a wooden board provides an excellent background for displaying cut-out pictures, graphs, drawing and other illustrations.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net