About: http://webisa.webdatacommons.org/161851440

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	Scan line art such as charts, graphs, or pen drawings at 900 dpi grayscale to ensure that the text is legible.
http://www.w3.org/ns/prov#wasQuotedFrom	mit.edu