About: http://webisa.webdatacommons.org/452283961

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	When the slopes are zero, i.e. still water, we see only a mirror reflection of the moon.
http://www.w3.org/ns/prov#wasQuotedFrom	atoptics.co.uk