About: http://webisa.webdatacommons.org/337608830

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	Selenium is an essential element, classified in a group of proteins called the selenoproteins, which are synthesized through the involvement of sulfur-containing amino acids and selenium.
http://www.w3.org/ns/prov#wasQuotedFrom	luckyvitamin.com