About: http://webisa.webdatacommons.org/109680256

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	Laws such as Law of Gravity, Boyle???s Law, etc are also considered as facts.
http://www.w3.org/ns/prov#wasQuotedFrom	differencebetween.info