About: http://webisa.webdatacommons.org/449371571

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	A rock is an element or a component while a roll is an interaction of a rock with another element or component.
http://www.w3.org/ns/prov#wasQuotedFrom	mcgill.ca