About: http://webisa.webdatacommons.org/86346278

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	The first 20 minutes deals with the nature of light and examines contributions made by scientists such as Sir Issac Newton and Albert Einstein.
http://www.w3.org/ns/prov#wasQuotedFrom	keelynet.com