About: http://webisa.webdatacommons.org/114198135

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	on the scene and adding some forces such as gravity or springs, you can simulate the law of physics, and Step will show you
http://www.w3.org/ns/prov#wasQuotedFrom	informit.com