About: http://webisa.webdatacommons.org/286455878

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	Relative dates may be obtained form time-related chemical changes which occur in bone, especially in fluorine, uranium, and nitrogen.
http://www.w3.org/ns/prov#wasQuotedFrom	archaeologywordsmith.com