About: http://webisa.webdatacommons.org/431610118

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	However, the answer is know and was a discovery that earned C. V. Raman the 1930 Nobel Prize in physics.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com