Question: What is the character role of David Warner, voice actor in Batman: The Animated Series (the one whose producer is Alan Burnett) ?
Choices: Ra's al Ghul
Loretta Brown
Ming the Merciless
Granny
Jenny Curran
Manny
Kingpin
Ulysses S. Grant
Rainier Wolfcastle
Jack Bristow
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Batman: The Animated Series" . ?e_1 <producer> ?e_3 . ?e_3 <pred:name> "Alan Burnett" . ?e_2 <pred:name> "David Warner" . ?e_1 <voice_actor> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <voice_actor> ; <pred:fact_t> ?e_2 ] <character_role> ?qpv .  }
Program:
function: Find
inputs: Alan Burnett
function: Relate
dependencies: 0
inputs: producer
backward
function: Find
inputs: Batman: The Animated Series
function: And
dependencies: 1
2
function: Find
inputs: David Warner
function: QueryRelationQualifier
dependencies: 3
4
inputs: voice actor
character role
Answer: Ra's al Ghul