About: http://webisa.webdatacommons.org/160598171

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 same of the commom spot lights shaders, the only difference is the Soft shadow term. (Check our sample about light types without shadow [...]
http://www.w3.org/ns/prov#wasQuotedFrom	ploobs.com.br