About: http://webisa.webdatacommons.org/221796220

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	For it is a colour of mystery - have we not all asked 'why is the sky blue?'To science, the sky was a puzzle and a challenge, not least for Horace-B???n???dict de Saussure.
http://www.w3.org/ns/prov#wasQuotedFrom	rsc.org