About: http://webisa.webdatacommons.org/83269235

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	Furthermore, many elements heavier than iron, such as lead, nickel and gold, are synthesised during supernova explosions (to learn more, see Rebusco et al., 2007).
http://www.w3.org/ns/prov#wasQuotedFrom	scienceinschool.org