About: http://webisa.webdatacommons.org/311474381

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	It will always be exactly the same size in the photos, which would not be the case if there was a significant contribution from actual physical (rather than illusory) effects.
http://www.w3.org/ns/prov#wasQuotedFrom	discovermagazine.com