About: http://webisa.webdatacommons.org/338880813

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	The surface was a mat laid out on a bumpy surface on rough ground with pebbles on it.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com