About: http://webisa.webdatacommons.org/424220931

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	He discovered that the earth is a giant magnet just like one of the stones of Peregrinus, explaining how compasses work.
http://www.w3.org/ns/prov#wasQuotedFrom	mpoweruk.com