Question: Which person who died of natural causes was cast as the character Scooby-Doo in A Pup Named Scooby-Doo?
Choices: Max Fleischer
Sylvester Stallone
David Byrne
William Henry Harrison
Rahul Dev Burman
Richard Gere
James E. Reilly
Don Messick
Simon Cowell
Babyface
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <manner_of_death> ?e_1 . ?e_1 <pred:name> "natural causes" .  ?e_2 <cast_member> ?e . ?e_2 <pred:name> "A Pup Named Scooby-Doo" . [ <pred:fact_h> ?e_2 ; <pred:fact_r> <cast_member> ; <pred:fact_t> ?e ] <character_role> ?qpv . ?qpv <pred:value> "Scooby-Doo" .  }
Program:
function: Find
inputs: natural causes
function: Relate
dependencies: 0
inputs: manner of death
backward
function: FilterConcept
dependencies: 1
inputs: human
function: Find
inputs: A Pup Named Scooby-Doo
function: Relate
dependencies: 3
inputs: cast member
forward
function: QFilterStr
dependencies: 4
inputs: character role
Scooby-Doo
function: FilterConcept
dependencies: 5
inputs: human
function: And
dependencies: 2
6
function: What
dependencies: 7
Answer: Don Messick