About: http://webisa.webdatacommons.org/224915439

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	The rainbow is a sign that the refractive index of water is higher than that of air.
http://www.w3.org/ns/prov#wasQuotedFrom	blogto.com