About: http://webisa.webdatacommons.org/199629154

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	Your visual system interprets the position of shadows to judge whether something is a 'dent' or a 'bump'.
http://www.w3.org/ns/prov#wasQuotedFrom	questacon.edu.au