About: http://webisa.webdatacommons.org/374277405

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	Plankton and algae and other biomasses decayed until there was almost nothing left but carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	pithocrates.com