About: http://webisa.webdatacommons.org/213162840

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	Historically useful way to distribute videos, audiotapes, DVDs, and other learning tools, but it can be expensive to operate.
http://www.w3.org/ns/prov#wasQuotedFrom	cdlponline.org