Question: Buck Henry directed what movie?
Choices: Pleasantville
The Quiet American
Talk to Her
The Pink Panther
Heaven Can Wait
King Kong
A Prairie Home Companion
The Edge
Love Story
Life Is Beautiful
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "film" . ?e <director> ?e_1 . ?e_1 <pred:name> "Buck Henry" .   }
Program:
function: Find
inputs: Buck Henry
function: Relate
dependencies: 0
inputs: director
backward
function: FilterConcept
dependencies: 1
inputs: film
function: What
dependencies: 2
Answer: Heaven Can Wait