Question: Who is a professor and was buried at Golders Green Crematorium?
Choices: Albert Einstein
William Henry Harrison
Richard Gere
David Byrne
Sigmund Freud
Max Fleischer
Sylvester Stallone
Clarence Brown
Bram Stoker
Rudyard Kipling
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <professorship> ?e_1 . ?e_1 <pred:name> "professor" .  ?e <place_of_burial> ?e_2 . ?e_2 <pred:name> "Golders Green Crematorium" .  }
Program:
function: Find
inputs: professor
function: Relate
dependencies: 0
inputs: professorship
backward
function: FilterConcept
dependencies: 1
inputs: human
function: Find
inputs: Golders Green Crematorium
function: Relate
dependencies: 3
inputs: place of burial
backward
function: FilterConcept
dependencies: 4
inputs: human
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: Sigmund Freud