About: http://webisa.webdatacommons.org/32023368

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	Beta-carotene and vitamin ABeta-carotene is a precursor to vitamin A, and is used to build cell walls and the lining of the lungs.
http://www.w3.org/ns/prov#wasQuotedFrom	naturalnews.com