About: http://webisa.webdatacommons.org/253397609

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	See What is one "stop?, but, fundamentally, each stop is a doubling or halving of the exposure.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com