About: http://webisa.webdatacommons.org/130331640

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	Burrow marks made by insects and other tiny creatures were present in the sandstone, but only below a certain depth.
http://www.w3.org/ns/prov#wasQuotedFrom	sciencedaily.com