About: http://webisa.webdatacommons.org/196002101

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 study of pyramids and burial places in the valley of Nile, showed that ancient Egyptians well knew such precious stones as agate, turquoise, emerald and jasper.
http://www.w3.org/ns/prov#wasQuotedFrom	stone-viewer.com