About: http://webisa.webdatacommons.org/322867474

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 Scottish scientist James Clerk Maxwell had predicted in 1864, 10 years before Marconi was born, that various types of rays, including light, were forms of electromagnetic waves.
http://www.w3.org/ns/prov#wasQuotedFrom	bbc.co.uk