Question: What film featured alternative rocker Chris Martin as a cast member?
Choices:
The Big Lebowski
Rebecca
Quo Vadis
Friends
Shaun of the Dead
Dinner for Schmucks
Pleasantville
George Harrison: Living in the Material World
Heavy Metal
A Prairie Home Companion
Answer: Shaun of the Dead
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <cast_member> ?e_1 . ?e_1 <pred:name> "Chris Martin" . ?e_1 <genre> ?e_2 . ?e_2 <pred:name> "alternative rock" .   }
Program:
function: Find
inputs: alternative rock
function: Relate
dependencies: 0
inputs: genre
backward
function: Find
inputs: Chris Martin
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: cast member
backward
function: FilterConcept
dependencies: 4
inputs: visual artwork
function: What
dependencies: 5