About: http://webisa.webdatacommons.org/303529868

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 latest Sigma launches of such devices as 1.4/50, 1.4/85, 150 OS and 105 OS showed that this company would rather compete with Canon and Nikon when it comes to the prices; they have become less and less available for many amateurs.
http://www.w3.org/ns/prov#wasQuotedFrom	lenstip.com