About: http://webisa.webdatacommons.org/186541275

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	Contrary to his expectation, he discovered that in the place where light did not reach the eye there was a factor, which caused the silver chloride to darken.
http://www.w3.org/ns/prov#wasQuotedFrom	al-islam.org