Question: Who was the father of Jason Robards (the one that is in the military branch United States Navy)?
Choices: Max Fleischer
Sylvester Stallone
Michael Piller
David Byrne
Jason Robards
Simon Cowell
Amitabh Bachchan
Rahul Dev Burman
William Henry Harrison
Rachael Leigh Cook
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <father> ?e . ?e_1 <pred:name> "Jason Robards" . ?e_1 <military_branch> ?e_2 . ?e_2 <pred:name> "United States Navy" .   }
Program:
function: Find
inputs: United States Navy
function: Relate
dependencies: 0
inputs: military branch
backward
function: Find
inputs: Jason Robards
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: father
forward
function: FilterConcept
dependencies: 4
inputs: human
function: What
dependencies: 5
Answer: Jason Robards