About: http://webisa.webdatacommons.org/446660914

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	Mortar: A stone or wooden bowl-like artifact in which seeds, berries, meat, and other products are ground or pulverized with a pestle.
http://www.w3.org/ns/prov#wasQuotedFrom	californiaprehistory.com