About: http://webisa.webdatacommons.org/375815950

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 dates of the most common version of this book are disputed, however, and it may date to as late as the 1st century B.C. The book described the Yuzhi, or Niuzhi, as a people from the northwest who supplied jade to the Chinese.
http://www.w3.org/ns/prov#wasQuotedFrom	realhistoryww.com