About: http://webisa.webdatacommons.org/220700781

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	Bone is one of several natural materials that have been available in Africa for millennia including wood, stone, and clay.
http://www.w3.org/ns/prov#wasQuotedFrom	thebeadchest.com