About: http://webisa.webdatacommons.org/405082237

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	Since Valles Marineris is a canyon, layers in the rocks should be easy to see.
http://www.w3.org/ns/prov#wasQuotedFrom	nasa.gov