About: http://webisa.webdatacommons.org/200921976

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	I have found Sigma lenses just as good as original Nikon and differences can only be seen in particular conditions and by expert eyes.
http://www.w3.org/ns/prov#wasQuotedFrom	sanparks.org