Question: Who is the person that is influenced by Frank Zappa?
Choices: William Henry Harrison
Sharon Stone
William Chang
Steve Vai
Max Fleischer
Avicenna
Richard Gere
Jules Verne
Ayn Rand
Pete Postlethwaite
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <influenced_by> ?e_1 . ?e_1 <pred:name> "Frank Zappa" .   }
Program:
function: Find
inputs: Frank Zappa
function: Relate
dependencies: 0
inputs: influenced by
backward
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2
Answer: Steve Vai