About: http://webisa.webdatacommons.org/339327268

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	Sights have been used for a very long time on apparatus used to launch projectiles, such as firearms, bows, and slingshots.
http://www.w3.org/ns/prov#wasQuotedFrom	slingshots.com