About: http://webisa.webdatacommons.org/364486673

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	You write ordinary looking Python code but arithmetic operators and other functions are overloaded to build an AST that is converted to an opcode stream that is sent to Renderman.
http://www.w3.org/ns/prov#wasQuotedFrom	sigfpe.com