About: http://webisa.webdatacommons.org/330183298

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	In Roman times, wheat cost twice as much as barley, so the slaves mostly got barley.
http://www.w3.org/ns/prov#wasQuotedFrom	science20.com