About: http://webisa.webdatacommons.org/395816493

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 discoloration of teeth over time can result from exposure to substances such as tobacco, coffee, and tea.
http://www.w3.org/ns/prov#wasQuotedFrom	answerparty.com