About: http://webisa.webdatacommons.org/59122062

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	Also available are other shaders not mentioned in the book and a demo application including source code, which nicely demonstrates the shaders in action.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org