About: http://webisa.webdatacommons.org/415516177

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	(For those who might not otherwise know, groundcovers such as grasses had not evolved yet, so any soil stabilizers would have been restricted to large vascular plants.)
http://www.w3.org/ns/prov#wasQuotedFrom	wattsupwiththat.com